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Project for a new LNG regasification facility to be located in the Marsaxlokk Bay – QRA PRELIMINARY REPORT Ref: 02-901-188098-12141-Revision 2 Page E.1 of E.425 CONSEQUENCE CALCULATIONS B.01a - GAS TANKER (RELEASE ON WATER) RELEASE Case description: B01a_TANK_G1_RELEASE Model: Liquefied Gas Bottom Discharge (TPDIS model) version: 5.06 (25/06/2013) Reference: Yellow Book (CPR-14E), 3rd edition 1997, Chapter 2 and Modelling source terms for the atmospheric dispersion of hazardous substances, Jaakko Kukkonen Parameters Inputs Chemical name (DIPPR) METHANE (DIPPR) Use which representative step First 20% average (flammable) Type of release Release through hole in vessel Pipeline length (m) Pipeline diameter (mm) Pipeline roughness (mm) Hole diameter (m) 53 Hole rounding Rounded edges Discharge coefficient (-) 1 Height difference between pipe entrance and exit (m) Height leak above tank bottom (m) 0 Initial temperature in vessel (°C) -161 Vessel volume (m3) 90000 Vessel type Vertical cylinder Height cylinder (m) 40 Filling degree (%) 90 Expansion type Adiabatic n value Pressure inside vessel determination Use actual pressure Initial (absolute) pressure in vessel (bar) 1,0543 Type of calculation Calculate until device is empty Time t after start release (s) Results Initial mass in vessel (kg) 3,4181E07 Initial (vapour) pressure in vessel (bar) 1,0543 Time needed to empty vessel (s) 2,3858 Massflowrate at end outflow (kg/s) 0 Total mass released (kg) 3,0878E07 Pressure in vessel at end outflow (bar) 1,0151 Temperature in vessel at end outflow (°C) -163,2 VapourMass fraction at end outflow (%) 100 Liquid mass in vessel at end outflow (kg) 3,1716E06 Vapour mass in vessel at end outflow (kg) 1,3126E05 Height of liquid at end outflow (m) 3,3164 Fillingdegree at end outflow (%) 8,2911 Exit pressure at end outflow (bar) 1,0151 Exit temperature at end outflow (°C) -163,2 Maximum mass flow rate (kg/s) 2,5049E07 Representative release rate (kg/s) 2,2856E07 Representative outflow duration (s) 1 Representative temperature (°C) -161,13 Representative pressure at exit (bar) 2,3393 Representative vapour mass fraction (%) 0 Other information Main program Effects 8.1.8.6673
425

CONSEQUENCE CALCULATIONS - Environment and … DPS_QRA Annex E... · CONSEQUENCE CALCULATIONS B.01a - GAS TANKER (RELEASE ON WATER) RELEASE Case description: B01a_TANK_G1_RELEASE

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Page 1: CONSEQUENCE CALCULATIONS - Environment and … DPS_QRA Annex E... · CONSEQUENCE CALCULATIONS B.01a - GAS TANKER (RELEASE ON WATER) RELEASE Case description: B01a_TANK_G1_RELEASE

Project for a new LNG regasification facility to be located in the Marsaxlokk Bay – QRA PRELIMINARY REPORT

Ref: 02-901-188098-12141-Revision 2 Page E.1 of E.425

CONSEQUENCE CALCULATIONS B.01a - GAS TANKER (RELEASE ON WATER) RELEASE Case description: B01a_TANK_G1_RELEASE Model: Liquefied Gas Bottom Discharge (TPDIS model) version: 5.06 (25/06/2013) Reference: Yellow Book (CPR-14E), 3rd edition 1997, Chapter 2 and Modelling source terms for the atmospheric dispersion of hazardous substances, Jaakko Kukkonen Parameters Inputs Chemical name (DIPPR) METHANE (DIPPR)Use which representative step First 20% average (flammable)Type of release Release through hole in vesselPipeline length (m) Pipeline diameter (mm) Pipeline roughness (mm) Hole diameter (m) 53Hole rounding Rounded edgesDischarge coefficient (-) 1Height difference between pipe entrance and exit (m) Height leak above tank bottom (m) 0Initial temperature in vessel (°C) -161Vessel volume (m3) 90000Vessel type Vertical cylinderHeight cylinder (m) 40Filling degree (%) 90Expansion type Adiabaticn value Pressure inside vessel determination Use actual pressureInitial (absolute) pressure in vessel (bar) 1,0543Type of calculation Calculate until device is emptyTime t after start release (s)

Results Initial mass in vessel (kg) 3,4181E07Initial (vapour) pressure in vessel (bar) 1,0543Time needed to empty vessel (s) 2,3858Massflowrate at end outflow (kg/s) 0Total mass released (kg) 3,0878E07Pressure in vessel at end outflow (bar) 1,0151Temperature in vessel at end outflow (°C) -163,2VapourMass fraction at end outflow (%) 100Liquid mass in vessel at end outflow (kg) 3,1716E06Vapour mass in vessel at end outflow (kg) 1,3126E05Height of liquid at end outflow (m) 3,3164Fillingdegree at end outflow (%) 8,2911Exit pressure at end outflow (bar) 1,0151Exit temperature at end outflow (°C) -163,2Maximum mass flow rate (kg/s) 2,5049E07Representative release rate (kg/s) 2,2856E07Representative outflow duration (s) 1Representative temperature (°C) -161,13Representative pressure at exit (bar) 2,3393Representative vapour mass fraction (%) 0 Other information Main program Effects 8.1.8.6673

Page 2: CONSEQUENCE CALCULATIONS - Environment and … DPS_QRA Annex E... · CONSEQUENCE CALCULATIONS B.01a - GAS TANKER (RELEASE ON WATER) RELEASE Case description: B01a_TANK_G1_RELEASE

Project for a new LNG regasification facility to be located in the Marsaxlokk Bay – QRA PRELIMINARY REPORT

Ref: 02-901-188098-12141-Revision 2 Page E.2 of E.425

Chemical database DIPPR databaseChemical source DIPPR Jan2010Chemical source date 14/09/2010

Effects report created by ESLR2RH1F\andrea_silvasantos at 25/07/2013 16:20:35

VAPORISATION Case description: B01a_TANK_G1_FLASH (linked to Liquefied Gas Bottom Discharge (TPDIS model) - TANK_G1_RELEASE) Model: Liquefied Gas Spray Release version: 5.05 (25/07/2013) Reference: Yellow Book CPR14E, Page: 2.105 / 2.112, Section: 2.5.3.7 [Finite duration spray releases] / 2.5.3.8 [Instantaneous release of pressurised liquefied vapours] Parameters Inputs Chemical name (DIPPR) METHANE (DIPPR)Mass flow rate of the source (kg/s) 2,2856E07Exit temperature (°C) -161,13Exit pressure (bar) 2,3393Exit vapour mass fraction (%) 0Hole diameter (mm) 53000Height leak above ground level (m) 1Ambient temperature (°C) 19Ambient relative humidity (%) 75

Results AFTER FLASHING AND RAINOUT: liquid mass fraction (%) 99,798Nett mass flow to air (jet) (kg/s) 2,2856E07Temperature jet/cloud (°C) -161,49Diameter jet/cloud (m) 52,017Nett mass flow rained out (kg/s) 0Temperature of the pool (°C) -161,49Density of the airborn mass (kg/m3) 284,73 Other information Main program Effects 8.1.8.6673Chemical database DIPPR databaseChemical source DIPPR Jan2010Chemical source date 14/09/2010

Effects report created by ESLR2RH1F\andrea_silvasantos at 25/07/2013 16:21:18

POOL EVAPORATION Case description: B01a_TANK_G1_EVAP_D3 (linked to Liquefied Gas Bottom Discharge (TPDIS model) - B01a_TANK_G1_RELEASE) Model: Pool evaporation version: 5.16 (25/06/2013) Reference: Yellow Book CPR14E 2rd Edition - Chapter 5: Evaporation compared to: B01a_TANK_G1_EVAP_D9 (linked to Liquefied Gas Bottom Discharge (TPDIS model) - B01a_TANK_G1_RELEASE) compared to: B01a_TANK_G1_EVAP_E5 (linked to Liquefied Gas Bottom Discharge (TPDIS model) - B01a_TANK_G1_RELEASE) compared to: B01a_TANK_G1_EVAP_F2 (linked to Liquefied Gas Bottom Discharge (TPDIS model) - B01a_TANK_G1_RELEASE) Parameters

Inputs B01a_TANK_G1_EVAP_D3 (linked to Liquefied

B01a_TANK_G1_EVAP_D9 (linked to Liquefied

B01a_TANK_G1_EVAP_E5 (linked to Liquefied

B01a_TANK_G1_EVAP_F2 (linked to Liquefied

Page 3: CONSEQUENCE CALCULATIONS - Environment and … DPS_QRA Annex E... · CONSEQUENCE CALCULATIONS B.01a - GAS TANKER (RELEASE ON WATER) RELEASE Case description: B01a_TANK_G1_RELEASE

Project for a new LNG regasification facility to be located in the Marsaxlokk Bay – QRA PRELIMINARY REPORT

Ref: 02-901-188098-12141-Revision 2 Page E.3 of E.425

Gas Bottom Discharge (TPDIS model) -

B01a_TANK_G1_RELEASE)

Gas Bottom Discharge (TPDIS model) -

B01a_TANK_G1_RELEASE)

Gas Bottom Discharge (TPDIS model) -

B01a_TANK_G1_RELEASE)

Gas Bottom Discharge (TPDIS model) -

B01a_TANK_G1_RELEASE)

Chemical name (DIPPR)

METHANE (DIPPR) METHANE (DIPPR) METHANE (DIPPR) METHANE (DIPPR)

Use which representative step

First 20% average (flammable)

First 20% average (flammable)

First 20% average (flammable)

First 20% average (flammable)

Evaporation from land or water

Land Land Land Land

Type of release

Instantaneous Instantaneous Instantaneous Instantaneous

Mass flow rate of the source (kg/s)

2,2856E07 2,2856E07 2,2856E07 2,2856E07

Duration of the release (s)

1 1 1 1

Total mass released (kg)

3,0878E07 3,0878E07 3,0878E07 3,0878E07

Height pool at t=0

Calculate/Default Calculate/Default Calculate/Default Calculate/Default

Value pool height at t=0 (m)

Type of pool growth on Land

Spreading in bunds Spreading in bunds Spreading in bunds Spreading in bunds

Type of pool growth on Water

Temperature of the pool (°C)

19 19 19 19

Maximum pool surface area (m2)

2206 2206 2206 2206

Temperature of the subsoil (°C)

19 19 19 19

Temperature of the water (°C)

Max temperature difference between pool and water (K)

Wind speed at 10 m height (m/s)

3 9 5 2

Ambient temperature (°C)

19 19 19 19

Ambient relative humidity (%)

75 75 75 75

Solar User defined User defined User defined User defined

Page 4: CONSEQUENCE CALCULATIONS - Environment and … DPS_QRA Annex E... · CONSEQUENCE CALCULATIONS B.01a - GAS TANKER (RELEASE ON WATER) RELEASE Case description: B01a_TANK_G1_RELEASE

Project for a new LNG regasification facility to be located in the Marsaxlokk Bay – QRA PRELIMINARY REPORT

Ref: 02-901-188098-12141-Revision 2 Page E.4 of E.425

radiation flux Solar heat radiation flux (W/m2)

100 100 100 100

Cloud cover (%)

Date: day number

Date: month number

Date: year number

Latitude of the location (deg)

Type of subsoil

Heavy concrete Heavy concrete Heavy concrete Heavy concrete

Subsoil roughness description

flat sandy soil, concrete, tiles, plant-yard

flat sandy soil, concrete, tiles, plant-yard

flat sandy soil, concrete, tiles, plant-yard

flat sandy soil, concrete, tiles, plant-yard

Maximum evaluation time for evaporation (s)

1800 1800 1800 1800

Results

B01a_TANK_G1_EVAP_D3 (linked to Liquefied Gas Bottom Discharge

(TPDIS model) -B01a_TANK_G1_RELE

ASE)

B01a_TANK_G1_EVAP_D9 (linked to Liquefied Gas Bottom Discharge

(TPDIS model) -B01a_TANK_G1_RELE

ASE)

B01a_TANK_G1_EVAP_E5 (linked to Liquefied Gas Bottom Discharge

(TPDIS model) -B01a_TANK_G1_RELE

ASE)

B01a_TANK_G1_EVAP_F2 (linked to Liquefied Gas Bottom Discharge

(TPDIS model) -B01a_TANK_G1_RELE

ASE)Heat flux from solar radiation (kW/m2)

0,1 0,1 0,1 0,1

Time pool spreading ends (s)

Time until pool has totally evaporated (s)

Purple book representative evaporation rate (kg/s)

118,62 116,07 99,648 133,75

Purple book representative evaporation duration (s)

757,41 1565,7 1219,4 561,47

Representative temperature (°C)

-161,49 -161,49 -161,49 -161,49

Representative pool diameter (m)

52,998 52,998 52,998 52,998

Density after mixing with

1,5452 1,3829 1,4419 1,6208

Page 5: CONSEQUENCE CALCULATIONS - Environment and … DPS_QRA Annex E... · CONSEQUENCE CALCULATIONS B.01a - GAS TANKER (RELEASE ON WATER) RELEASE Case description: B01a_TANK_G1_RELEASE

Project for a new LNG regasification facility to be located in the Marsaxlokk Bay – QRA PRELIMINARY REPORT

Ref: 02-901-188098-12141-Revision 2 Page E.5 of E.425

air (kg/m3) Total evaporated mass (kg)

89846 1,8173E05 1,2151E05 75096

... duration evaporation time (s)

1799,5 1799,5 1799,5 1799,5

Corresponding representative pool surface area (m2)

2206 2206 2206 2206

Other information Main program Effects 8.1.8.6673Chemical database DIPPR databaseChemical source DIPPR Jan2010Chemical source date 14/09/2010

Effects report created by ESLR2RH1F\andrea_silvasantos at 25/07/2013 16:24:09

ATMOSPHERIC DISPERSION Case description: B01a_TANK_G1_DISPERSION D3 (linked to Pool evaporation - TANK_G1_EVAP_D3 (linked to Liquefied Gas Bottom Discharge (TPDIS model) - TANK_G1_RELEASE)) Model: Dense Gas Dispersion: Explosive mass version: 5.13 (25/06/2013) Reference: Yellow Book 3rd edition 1997 chapter 4; Ermak, D.L. User manual for SLAB Lawrence Livermore National Laboratory, June 1990 compared to: B01a_TANK_G1_DISPERSION D9 (linked to Pool evaporation - TANK_G1_EVAP_D9 (linked to Liquefied Gas Bottom Discharge (TPDIS model) - TANK_G1_RELEASE)) compared to: B01a_TANK_G1_DISPERSION E5 (linked to Pool evaporation - TANK_G1_EVAP_E5 (linked to Liquefied Gas Bottom Discharge (TPDIS model) - TANK_G1_RELEASE)) compared to: B01a_TANK_G1_DISPERSION F2 (linked to Pool evaporation - TANK_G1_EVAP_F2 (linked to Liquefied Gas Bottom Discharge (TPDIS model) - TANK_G1_RELEASE)) Parameters

Inputs

B01a_TANK_G1_DISPERSION D3 (linked to

Pool evaporation -TANK_G1_EVAP_D3

(linked to Liquefied GasBottom Discharge

(TPDIS model) -TANK_G1_RELEASE))

B01a_TANK_G1_DISPERSION D9 (linked to

Pool evaporation -TANK_G1_EVAP_D9

(linked to Liquefied Gas Bottom Discharge

(TPDIS model) -TANK_G1_RELEASE))

B01a_TANK_G1_DISPERSION E5 (linked to Pool

evaporation -TANK_G1_EVAP_E5

(linked to Liquefied Gas Bottom Discharge

(TPDIS model) -TANK_G1_RELEASE))

B01a_TANK_G1_DISPERSION F2 (linked to Pool

evaporation -TANK_G1_EVAP_F2

(linked to Liquefied Gas Bottom Discharge

(TPDIS model) -TANK_G1_RELEASE))

Chemical name (DIPPR)

METHANE (DIPPR) METHANE (DIPPR) METHANE (DIPPR) METHANE (DIPPR)

Type of release

Evaporating pool release Evaporating pool release Evaporating pool release Evaporating pool release

Total mass released (kg)

3,0878E07 3,0878E07 3,0878E07 3,0878E07

Mass flow rate of the source (kg/s)

118,62 116,07 99,648 133,75

Duration of the release (s)

757,41 1565,7 1219,4 561,47

Initial liquid mass

Page 6: CONSEQUENCE CALCULATIONS - Environment and … DPS_QRA Annex E... · CONSEQUENCE CALCULATIONS B.01a - GAS TANKER (RELEASE ON WATER) RELEASE Case description: B01a_TANK_G1_RELEASE

Project for a new LNG regasification facility to be located in the Marsaxlokk Bay – QRA PRELIMINARY REPORT

Ref: 02-901-188098-12141-Revision 2 Page E.6 of E.425

fraction (%) Fixed pool surface (m2)

2206 2206 2206 2206

Diameter of expanded jet (m)

Temperature after release (°C)

-161,49 -161,49 -161,49 -161,49

X-coordinate of release (m)

0 0 0 0

Y-coordinate of release (m)

0 0 0 0

Z-coordinate (height) of release (m)

Ambient temperature (°C)

19 19 19 19

Meteorological data

Pasquill Pasquill Pasquill Pasquill

Pasquill stability class

D (Neutral) D (Neutral) E (Stable) F (Very Stable)

Wind speed at 10 m height (m/s)

3 9 5 2

Inverse Monin-Obukhov length (1/L) (1/m)

Predefined wind direction

N N N N

Wind comes from (North = 0 degrees) (deg)

0 0 0 0

Ambient relative humidity (%)

75 75 75 75

Roughness length description

High crops; scattered large objects, 15 < x/h <

20.

High crops; scattered large objects, 15 < x/h <

20.

High crops; scattered large objects, 15 < x/h <

20.

High crops; scattered large objects, 15 < x/h <

20.Time t after start release (s)

1800 1800 1800 1800

Concentration averaging

20 20 20 20

Page 7: CONSEQUENCE CALCULATIONS - Environment and … DPS_QRA Annex E... · CONSEQUENCE CALCULATIONS B.01a - GAS TANKER (RELEASE ON WATER) RELEASE Case description: B01a_TANK_G1_RELEASE

Project for a new LNG regasification facility to be located in the Marsaxlokk Bay – QRA PRELIMINARY REPORT

Ref: 02-901-188098-12141-Revision 2 Page E.7 of E.425

time (s) Resolution of the time consuming graphs

Low Low Low Low

Results

B01a_TANK_G1_DISPERSION D3 (linked to

Pool evaporation -TANK_G1_EVAP_D3

(linked to Liquefied Gas Bottom Discharge

(TPDIS model) -TANK_G1_RELEASE))

B01a_TANK_G1_DISPERSION D9 (linked to

Pool evaporation -TANK_G1_EVAP_D9

(linked to Liquefied Gas Bottom Discharge

(TPDIS model) -TANK_G1_RELEASE))

B01a_TANK_G1_DISPERSION E5 (linked to Pool

evaporation -TANK_G1_EVAP_E5

(linked to Liquefied Gas Bottom Discharge

(TPDIS model) -TANK_G1_RELEASE))

B01a_TANK_G1_DISPERSION F2 (linked to Pool

evaporation -TANK_G1_EVAP_F2

(linked to Liquefied Gas Bottom Discharge

(TPDIS model) -TANK_G1_RELEASE))

Explosive mass at time t (kg)

0 0 0 0

Height to LEL at time t (m)

0 0 0 0

Length of cloud (between LEL) at time t (m)

0 0 0 0

Width of cloud (between LEL) at time t (m)

0 0 0 0

Offset between release location and LEL at time t (m)

0 0 0 0

Maximum explosive mass (kg)

5155 0 2985,6 3,2752E05

...at time tmem (s)

100 2000 1200 700

Start time where 95% of maximum of explosive mass is reached (s)

90,355 0 95 693,35

Time where explosive mass starts decreasing below 95% of max (s)

757,41 2000 1219,4 731,73

Length of cloud (between LEL) at time tmem (m)

275,68 0 269,9 1841

Width of 73,367 0 71,114 1974,9

Page 8: CONSEQUENCE CALCULATIONS - Environment and … DPS_QRA Annex E... · CONSEQUENCE CALCULATIONS B.01a - GAS TANKER (RELEASE ON WATER) RELEASE Case description: B01a_TANK_G1_RELEASE

Project for a new LNG regasification facility to be located in the Marsaxlokk Bay – QRA PRELIMINARY REPORT

Ref: 02-901-188098-12141-Revision 2 Page E.8 of E.425

cloud (between LEL) at time tmem (m) Offset between release location and LEL at time tmem (m)

-30,456 0 -29,729 71,699

Maximum area of explosive cloud (m2)

15595 0 14130 6,7748E05

...at time tmac (s)

757,41 1565,7 1219,4 700

Explosive mass at time tmac (kg)

5155 0 2985,6 3,2752E05

Length of cloud (between LEL) at time tmac (m)

275,9 0 269,9 1841

Width of cloud (between LEL) at time tmac (m)

73,352 0 71,114 1974,9

Offset between release location and LEL at time tmac (m)

-30,456 0 -29,729 71,699

Offset between release centre and cloud centre at time tmac (m)

107,49 0 105,22 992,22

Inverse Monin-Obukhov length (1/L) used (1/m)

0 0 0,012352 0,048833

Other information Main program Effects 8.1.8.6673Chemical database DIPPR databaseChemical source DIPPR Jan2010Chemical source date 14/09/2010

Effects report created by ESLR2RH1F\andrea_silvasantos at 25/07/2013 16:15:29

Page 9: CONSEQUENCE CALCULATIONS - Environment and … DPS_QRA Annex E... · CONSEQUENCE CALCULATIONS B.01a - GAS TANKER (RELEASE ON WATER) RELEASE Case description: B01a_TANK_G1_RELEASE

Project for a new LNG regasification facility to be located in the Marsaxlokk Bay – QRA PRELIMINARY REPORT

Ref: 02-901-188098-12141-Revision 2 Page E.9 of E.425

EXPLOSION Case description: B01a_TANK_G1_D3_UVCE (linked to Dense Gas Dispersion: Explosive mass - B01a_TANK_G1_DISPERSION D3 (linked to Pool evaporation - TANK_G1_EVAP_D3 (linked to Liquefied Gas Bottom Discharge (TPDIS model) - TANK_G1_RELEASE))) Model: Explosion (Multi Energy model) version: 5.03 (25/07/2013) Reference: Yellow Book CPR14E 3rd Edition - Chapter 5: Vapour cloud explosions compared to: B01a_TANK_G1_D9_UVCE (linked to Dense Gas Dispersion: Explosive mass - B01a_TANK_G1_DISPERSION D9 (linked to Pool evaporation - B01a_TANK_G1_EVAP_D9 (linked to Liquefied Gas Bottom Discharge (TPDIS model) - B01a_TANK_G1_RELEASE))) compared to: TANK_G1_E5_UVCE (linked to Dense Gas Dispersion: Explosive mass - B01a_TANK_G1_DISPERSION E5 (linked to Pool evaporation - TANK_G1_EVAP_E5 (linked to Liquefied Gas Bottom Discharge (TPDIS model) - TANK_G1_RELEASE))) compared to: TANK_G1_F2_UVCE (linked to Dense Gas Dispersion: Explosive mass - B01a_TANK_G1_DISPERSION F2 (linked to Pool evaporation - TANK_G1_EVAP_F2 (linked to Liquefied Gas Bottom Discharge (TPDIS model) - TANK_G1_RELEASE))) Parameters

Inputs

TANK_G1_D3_UVCE (linked to Dense Gas Dispersion: Explosive

mass -B01a_TANK_G1_DISPE

RSION D3 (linked to Pool evaporation -

TANK_G1_EVAP_D3 (linked to Liquefied Gas

Bottom Discharge (TPDIS model) -

TANK_G1_RELEASE)))

TANK_G1_D9_UVCE (linked to Dense Gas Dispersion: Explosive

mass - B01a_TANK_G1_DISPE

RSION D9 (linked to Pool evaporation -

TANK_G1_EVAP_D9 (linked to Liquefied Gas

Bottom Discharge (TPDIS model) -

TANK_G1_RELEASE)))

TANK_G1_E5_UVCE (linked to Dense Gas Dispersion: Explosive

mass -B01a_TANK_G1_DISPERSION E5 (linked to Pool

evaporation -TANK_G1_EVAP_E5

(linked to Liquefied Gas Bottom Discharge

(TPDIS model) -TANK_G1_RELEASE)))

TANK_G1_F2_UVCE (linked to Dense Gas Dispersion: Explosive

mass -B01a_TANK_G1_DISPERSION F2 (linked to Pool

evaporation -TANK_G1_EVAP_F2

(linked to Liquefied Gas Bottom Discharge

(TPDIS model) -TANK_G1_RELEASE)))

Chemical name (DIPPR)

METHANE (DIPPR) METHANE (DIPPR) METHANE (DIPPR) METHANE (DIPPR)

Ambient pressure (bar)

1,0151 1,0151 1,0151 1,0151

Total mass in explosive range (kg)

5155 0 2985,6 3,2752E05

Fraction of flammable cloud confined (%)

8 8 8 8

Curve number

5 (Medium deflagration) 5 (Medium deflagration) 5 (Medium deflagration) 5 (Medium deflagration)

Distance from release (Xd) (m)

50 50 50 50

Offset between release point and cloud centre (m)

107,49 0 105,22 992,22

Threshold overpressure (mbar)

100 100 100 100

X-coordinate of release

0 0 0 0

Page 10: CONSEQUENCE CALCULATIONS - Environment and … DPS_QRA Annex E... · CONSEQUENCE CALCULATIONS B.01a - GAS TANKER (RELEASE ON WATER) RELEASE Case description: B01a_TANK_G1_RELEASE

Project for a new LNG regasification facility to be located in the Marsaxlokk Bay – QRA PRELIMINARY REPORT

Ref: 02-901-188098-12141-Revision 2 Page E.10 of E.425

(m) Y-coordinate of release (m)

0 0 0 0

Predefined wind direction

N N N N

Wind comes from (North = 0 degrees) (deg)

0 0 0 0

Results

TANK_G1_D3_UVCE (linked to Dense Gas Dispersion: Explosive

mass -B01a_TANK_G1_DISPE

RSION D3 (linked to Pool evaporation -

TANK_G1_EVAP_D3 (linked to Liquefied Gas

Bottom Discharge (TPDIS model) -

TANK_G1_RELEASE)))

TANK_G1_D9_UVCE (linked to Dense Gas Dispersion: Explosive

mass - B01a_TANK_G1_DISPE

RSION D9 (linked to Pool evaporation -

TANK_G1_EVAP_D9 (linked to Liquefied Gas

Bottom Discharge (TPDIS model) -

TANK_G1_RELEASE)))

TANK_G1_E5_UVCE (linked to Dense Gas Dispersion: Explosive

mass -B01a_TANK_G1_DISPERSION E5 (linked to Pool

evaporation -TANK_G1_EVAP_E5

(linked to Liquefied Gas Bottom Discharge

(TPDIS model) -TANK_G1_RELEASE)))

TANK_G1_F2_UVCE (linked to Dense Gas Dispersion: Explosive

mass -B01a_TANK_G1_DISPERSION F2 (linked to Pool

evaporation -TANK_G1_EVAP_F2

(linked to Liquefied Gas Bottom Discharge

(TPDIS model) -TANK_G1_RELEASE)))

Confined mass in explosive range (kg)

412,4 0 238,85 26201

Total combustion energy (MJ)

20633 -1E94 11950 1,3109E06

Peak overpressure at Xd (mbar)

143,9 -1E98 119,14 206,07

Peak dynamic pressure at Xd (mbar)

20,924 -1E98 13,575 68,044

Pressure impulse at Xd (Pa*s)

843,2 -1E100 587,9 5106,8

Positive phase duration at Xd (ms)

117,2 -1E103 98,69 495,65

Dist. from center mass of cloud at threshold overpressure (m)

71,745 -1E100 59,803 286,28

Blast-wave shape at Xd

Pressure wave *** NOT INITIALIZED Pressure wave Pressure wave

Damage Minor damage (Zone D: No damage or very Minor damage (Zone D: Moderate damage

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Project for a new LNG regasification facility to be located in the Marsaxlokk Bay – QRA PRELIMINARY REPORT

Ref: 02-901-188098-12141-Revision 2 Page E.11 of E.425

(general description) at Xd

3.5 - 17 kPa). minor damage 3.5 - 17 kPa). (Zone C: 17 - 35 kPa).

Damage to brick houses at Xd

Not habitable without major repair works.

Partial roof failures, 25% of all brick walls have

failed, serious damage to the remaining carrying elements. Damage to

windowframes and doors (7-15 kPa).

No damage or very minor damage

Not habitable without major repair works.

Partial roof failures, 25% of all brick walls have

failed, serious damage to the remaining carrying elements. Damage to

windowframes and doors (7-15 kPa).

Not habitable without major repair works.

Partial roof failures, 25% of all brick walls have

failed, serious damage to the remaining carrying elements. Damage to

windowframes and doors (7-15 kPa).

Damage to typical American-style houses at Xd

Minor damage. Comparable to a damage

due to a storm; wooden walls fail, breakage of windows (7-10 kPa).

No damage or very minor damage

Minor damage. Comparable to a damage

due to a storm; wooden walls fail, breakage of windows (7-10 kPa).

Moderate to minor damage. Deformed

walls and doors; failure of joints. Doors and

window frames have failed. Wall covering has fallen down (15

kPa).

Damage to structures (empirical) at Xd

Minor damage to steel frames (8-10 kPa).

Connections between steel or aluminium

ondulated plates have failed 7-14 kPa). The roof

of a storage tank has collapsed (7 kPa).

No damage or very minor damage

Minor damage to steel frames (8-10 kPa).

Connections between steel or aluminium

ondulated plates have failed 7-14 kPa). The roof

of a storage tank has collapsed (7 kPa).

Collapse of steel frames and

displacement of foundation (20 kPa). Industrial steel self-

framing structure collapsed (20-30 kPa). Cracking in empty oil-

storage tanks (20-30 kPa). Slight

deformation of a pipe-bridge (20-30 kPa).

Large trees have fallen down (20-40 kPa). Walls

made of concrete blocks have collapsed (15-20). Minor damage

to steel frames (8-10 kPa). Connections

between steel or aluminium ondulated

plates have failed 7-14 kPa). The roof of a

storage tank has collapsed (7 kPa).

Other information Main program Effects 8.1.8.6673Chemical database DIPPR databaseChemical source DIPPR Jan2010Chemical source date 14/09/2010

Effects report created by ESLR2RH1F\andrea_silvasantos at 25/07/2013 16:19:15

POOL FIRE Case description: B01a_TANK_G1_PFIRE D3 Model: Pool fire version: 5.11 (25/07/2013) Reference: Yellow Book (CPR-14E), 3rd edition 1997, Paragraph 6.5.4

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Project for a new LNG regasification facility to be located in the Marsaxlokk Bay – QRA PRELIMINARY REPORT

Ref: 02-901-188098-12141-Revision 2 Page E.12 of E.425

compared to: B01a_TANK_G1_PFIRE D9 compared to: B01a_TANK_G1_PFIRE E5 compared to: B01a_TANK_G1_PFIRE F2 Parameters

Inputs B01a_TANK_G1_PFIRE

D3B01a_TANK_G1_PFIRE

D9 B01a_TANK_G1_PFIRE

E5B01a_TANK_G1_PFIRE

F2Chemical name (DIPPR)

METHANE (DIPPR) METHANE (DIPPR) METHANE (DIPPR) METHANE (DIPPR)

Pool size determination

Confined Confined Confined Confined

Total mass released (kg)

3,0878E07 3,0878E07 3,0878E07 3,0878E07

Mass flow rate of the source (kg/s)

Duration of the release (s)

Pool surface poolfire (m2)

2206 2206 2206 2206

Height of the observer position above ground level (m)

0 0 0 0

Height of the confined pool above ground level (m)

0 0 0 0

Hole diameter (mm)

Discharge coefficient (-)

Initial height of the liquid above release point (m)

Cross-sectional area of the tank (m2)

Pool thickness (mm)

Temperature of the pool (°C)

19 19 19 19

Pool burning rate

Calculate/Default Calculate/Default Calculate/Default Calculate/Default

Value of pool burning rate (kg/m2*s)

Fraction combustion heat radiated (%)

35 35 35 35

Soot Fraction Calculate/Default Calculate/Default Calculate/Default Calculate/DefaultValue of soot fraction (-)

Wind speed at 10 m height (m/s)

3 9 5 2

Ambient temperature (°C)

19 19 19 19

Page 13: CONSEQUENCE CALCULATIONS - Environment and … DPS_QRA Annex E... · CONSEQUENCE CALCULATIONS B.01a - GAS TANKER (RELEASE ON WATER) RELEASE Case description: B01a_TANK_G1_RELEASE

Project for a new LNG regasification facility to be located in the Marsaxlokk Bay – QRA PRELIMINARY REPORT

Ref: 02-901-188098-12141-Revision 2 Page E.13 of E.425

Ambient relative humidity (%)

75 75 75 75

Amount of CO2 in atmosphere (%)

0,03 0,03 0,03 0,03

Distance from the centre of the pool (m)

1000 1000 1000 1000

Exposure duration to heat radiation (s)

20 20 20 20

Take protective effects of clothing into account

No No No No

X-coordinate of release (m)

0 0 0 0

Y-coordinate of release (m)

0 0 0 0

Predefined wind direction

N N N N

Wind comes from (North = 0 degrees) (deg)

0 0 0 0

Calculate all contours for

Physical effects Physical effects Physical effects Physical effects

Heat radiation level (lowest) for first contour plot (kW/m2)

6,8 6,8 6,8 6,8

Heat radiation level for second contour plot (kW/m2)

9,23 9,23 9,23 9,23

Heat radiation level (highest) for third contour plot (kW/m2)

13,4 13,4 13,4 13,4

Percentage of mortality for contour calculations (%)

Results B01a_TANK_G1_PFIRE

D3B01a_TANK_G1_PFIRE

D9 B01a_TANK_G1_PFIRE

E5B01a_TANK_G1_PFIRE

F2Max Diameter of the Pool Fire (m)

52,998 52,998 52,998 52,998

Heat radiation at X (kW/m2)

0,024267 0,016833 0,020802 0,026237

Heat radiation first contour at (m)

102,57 99,201 102,58 99,747

Heat radiation 91,122 90,931 92,641 87,758

Page 14: CONSEQUENCE CALCULATIONS - Environment and … DPS_QRA Annex E... · CONSEQUENCE CALCULATIONS B.01a - GAS TANKER (RELEASE ON WATER) RELEASE Case description: B01a_TANK_G1_RELEASE

Project for a new LNG regasification facility to be located in the Marsaxlokk Bay – QRA PRELIMINARY REPORT

Ref: 02-901-188098-12141-Revision 2 Page E.14 of E.425

second contour at (m) Heat radiation third contour at (m)

77,746 81,665 81,169 73,724

Combustion rate (kg/s)

172,07 172,07 172,07 172,07

Duration of the pool fire (s)

1,7945E05 1,7945E05 1,7945E05 1,7945E05

Heat emission from fire surface (kW/m2)

67,437 77,051 71,399 67,437

Flame tilt (deg)

40,884 56,324 48,526 34,492

View factor (%)

0,078803 0,046687 0,063139 0,085203

Atmospheric transmissivity (%)

45,663 46,794 46,143 45,663

Flame temperature (°C)

772,73 807,96 787,68 772,73

Height of the Flame (m)

57,115 46,034 52,082 57,115

Calculated pool surface area (m2)

2206 2206 2206 2206

Weight ratio of HCL/chemical (%)

0 0 0 0

Weight ratio of NO2/chemical (%)

0 0 0 0

Weight ratio of SO2/chemical (%)

0 0 0 0

Weight ratio of CO2/chemical (%)

274,4 274,4 274,4 274,4

Weight ratio of H2O/chemical (%)

224,69 224,69 224,69 224,69

Other information Main program Effects 8.1.8.6673Chemical database DIPPR databaseChemical source DIPPR Jan2010Chemical source date 14/09/2010

Effects report created by ESLR2RH1F\andrea_silvasantos at 25/07/2013 16:28:47

Page 15: CONSEQUENCE CALCULATIONS - Environment and … DPS_QRA Annex E... · CONSEQUENCE CALCULATIONS B.01a - GAS TANKER (RELEASE ON WATER) RELEASE Case description: B01a_TANK_G1_RELEASE

Project for a new LNG regasification facility to be located in the Marsaxlokk Bay – QRA PRELIMINARY REPORT

Ref: 02-901-188098-12141-Revision 2 Page E.15 of E.425

B.01b - GAS TANKER (RELEASE ON WATER) RELEASE Case description: TANK_G2_RELEASE Model: Liquefied Gas Bottom Discharge (TPDIS model) version: 5.06 (25/06/2013) Reference: Yellow Book (CPR-14E), 3rd edition 1997, Chapter 2 and Modelling source terms for the atmospheric dispersion of hazardous substances, Jaakko Kukkonen Parameters Inputs Chemical name (DIPPR) METHANE (DIPPR)Use which representative step First 20% average (flammable)Type of release Release through hole in vesselPipeline length (m) Pipeline diameter (mm) Pipeline roughness (mm) Hole diameter (mm) 1000Hole rounding Rounded edgesDischarge coefficient (-) 1Height difference between pipe entrance and exit (m) Height leak above tank bottom (m) 0Initial temperature in vessel (°C) -161Vessel volume (m3) 90000Vessel type Vertical cylinderHeight cylinder (m) 40Filling degree (%) 90Expansion type Adiabaticn value Pressure inside vessel determination Use vapour pressureInitial (absolute) pressure in vessel (bar) 1,0543Type of calculation Calculate until device is emptyTime t after start release (s)

Results Initial mass in vessel (kg) 3,4181E07Initial (vapour) pressure in vessel (bar) 1,0543Time needed to empty vessel (s) 6661,7Massflowrate at end outflow (kg/s) 0Total mass released (kg) 3,0818E07Pressure in vessel at end outflow (bar) 1,0151Temperature in vessel at end outflow (°C) -163,24VapourMass fraction at end outflow (%) 100Liquid mass in vessel at end outflow (kg) 3,2321E06Vapour mass in vessel at end outflow (kg) 1,3066E05Height of liquid at end outflow (m) 3,3792Fillingdegree at end outflow (%) 8,4481Exit pressure at end outflow (bar) 1,0151Exit temperature at end outflow (°C) -163,24Maximum mass flow rate (kg/s) 8917,5Representative release rate (kg/s) 8363,6Representative outflow duration (s) 1800Representative temperature (°C) -161,06Representative pressure at exit (bar) 2,4169Representative vapour mass fraction (%) 0 Other information Main program Effects 8.1.8.6673Chemical database DIPPR databaseChemical source DIPPR Jan2010Chemical source date 14/09/2010

Effects report created by ESLR2RH1F\andrea_silvasantos at 25/07/2013 16:20:55

Page 16: CONSEQUENCE CALCULATIONS - Environment and … DPS_QRA Annex E... · CONSEQUENCE CALCULATIONS B.01a - GAS TANKER (RELEASE ON WATER) RELEASE Case description: B01a_TANK_G1_RELEASE

Project for a new LNG regasification facility to be located in the Marsaxlokk Bay – QRA PRELIMINARY REPORT

Ref: 02-901-188098-12141-Revision 2 Page E.16 of E.425

VAPORISATION Case description: B01b_TANK_G2_FLASH (linked to Liquefied Gas Bottom Discharge (TPDIS model) - TANK_G2_RELEASE) Model: Liquefied Gas Spray Release version: 5.05 (25/07/2013) Reference: Yellow Book CPR14E, Page: 2.105 / 2.112, Section: 2.5.3.7 [Finite duration spray releases] / 2.5.3.8 [Instantaneous release of pressurised liquefied vapours] Parameters Inputs Chemical name (DIPPR) METHANE (DIPPR)Mass flow rate of the source (kg/s) 8363,6Exit temperature (°C) -161,06Exit pressure (bar) 2,4169Exit vapour mass fraction (%) 0Hole diameter (mm) 1000Height leak above ground level (m) 1Ambient temperature (°C) 19Ambient relative humidity (%) 75

Results AFTER FLASHING AND RAINOUT: liquid mass fraction (%) 99,75Nett mass flow to air (jet) (kg/s) 8363,6Temperature jet/cloud (°C) -161,49Diameter jet/cloud (m) 1,0178Nett mass flow rained out (kg/s) 0Temperature of the pool (°C) -161,49Density of the airborn mass (kg/m3) 264,08 Other information Main program Effects 8.1.8.6673Chemical database DIPPR databaseChemical source DIPPR Jan2010Chemical source date 14/09/2010

Effects report created by ESLR2RH1F\andrea_silvasantos at 25/07/2013 16:21:36

POOL EVAPORATION Case description: B01b_TANK_G2_EVAP_D3 (linked to Liquefied Gas Bottom Discharge (TPDIS model) - B01_b_TANK_G2_RELEASE) Model: Pool evaporation version: 5.16 (25/07/2013) Reference: Yellow Book CPR14E 2rd Edition - Chapter 5: Evaporation compared to: B01b_TANK_G2_EVAP_D9 (linked to Liquefied Gas Bottom Discharge (TPDIS model) - B01_b_TANK_G2_RELEASE) compared to: B01b_TANK_G2_EVAP_E5 (linked to Liquefied Gas Bottom Discharge (TPDIS model) - B01_b_TANK_G2_RELEASE) compared to: B01b_TANK_G2_EVAP_F2 (linked to Liquefied Gas Bottom Discharge (TPDIS model) - B01_b_TANK_G2_RELEASE) Parameters

Inputs

B01b_TANK_G2_EVAP_D3 (linked to Liquefied Gas Bottom Discharge

(TPDIS model) - B01_b_TANK_G2_RELE

ASE)

B01b_TANK_G2_EVAP_D9 (linked to Liquefied Gas Bottom Discharge

(TPDIS model) -B01_b_TANK_G2_RELE

ASE)

B01b_TANK_G2_EVAP_E5 (linked to Liquefied Gas Bottom Discharge

(TPDIS model) -B01_b_TANK_G2_RELE

ASE)

B01b_TANK_G2_EVAP_F2 (linked to Liquefied Gas Bottom Discharge

(TPDIS model) -B01_b_TANK_G2_RELE

ASE)Chemical name (DIPPR)

METHANE (DIPPR) METHANE (DIPPR) METHANE (DIPPR) METHANE (DIPPR)

Page 17: CONSEQUENCE CALCULATIONS - Environment and … DPS_QRA Annex E... · CONSEQUENCE CALCULATIONS B.01a - GAS TANKER (RELEASE ON WATER) RELEASE Case description: B01a_TANK_G1_RELEASE

Project for a new LNG regasification facility to be located in the Marsaxlokk Bay – QRA PRELIMINARY REPORT

Ref: 02-901-188098-12141-Revision 2 Page E.17 of E.425

Use which representative step

First 20% average (flammable)

First 20% average (flammable)

First 20% average (flammable)

First 20% average (flammable)

Evaporation from land or water

Land Land Land Land

Type of release

Continuous Continuous Continuous Continuous

Mass flow rate of the source (kg/s)

8363,6 8363,6 8363,6 8363,6

Duration of the release (s)

1800 1800 1800 1800

Total mass released (kg)

3,0818E07 3,0818E07 3,0818E07 3,0818E07

Height pool at t=0

Value pool height at t=0 (m)

Type of pool growth on Land

Spreading in bunds Spreading in bunds Spreading in bunds Spreading in bunds

Type of pool growth on Water

Temperature of the pool (°C)

19 19 19 19

Maximum pool surface area (m2)

2206 2206 2206 2206

Temperature of the subsoil (°C)

19 19 19 19

Temperature of the water (°C)

Max temperature difference between pool and water (K)

Wind speed at 10 m height (m/s)

3 9 5 2

Ambient temperature (°C)

19 19 19 19

Ambient relative humidity (%)

75 75 75 75

Solar radiation flux

User defined User defined User defined User defined

Solar heat radiation flux (W/m2)

100 100 100 100

Cloud cover

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Project for a new LNG regasification facility to be located in the Marsaxlokk Bay – QRA PRELIMINARY REPORT

Ref: 02-901-188098-12141-Revision 2 Page E.18 of E.425

(%) Date: day number

Date: month number

Date: year number

Latitude of the location (deg)

Type of subsoil

Heavy concrete Heavy concrete Heavy concrete Heavy concrete

Subsoil roughness description

flat sandy soil, concrete, tiles, plant-yard

flat sandy soil, concrete, tiles, plant-yard

flat sandy soil, concrete, tiles, plant-yard

flat sandy soil, concrete, tiles, plant-yard

Maximum evaluation time for evaporation (s)

1800 1800 1800 1800

Results

B01b_TANK_G2_EVAP_D3 (linked to Liquefied Gas Bottom Discharge

(TPDIS model) - B01_b_TANK_G2_RELE

ASE)

B01b_TANK_G2_EVAP_D9 (linked to Liquefied Gas Bottom Discharge

(TPDIS model) -B01_b_TANK_G2_RELE

ASE)

B01b_TANK_G2_EVAP_E5 (linked to Liquefied Gas Bottom Discharge

(TPDIS model) -B01_b_TANK_G2_RELE

ASE)

B01b_TANK_G2_EVAP_F2 (linked to Liquefied Gas Bottom Discharge

(TPDIS model) -B01_b_TANK_G2_RELE

ASE)Heat flux from solar radiation (kW/m2)

0,1 0,1 0,1 0,1

Time pool spreading ends (s)

18 18 18 18

Time until pool has totally evaporated (s)

Purple book representative evaporation rate (kg/s)

88,095 103,06 81,915 94,007

Purple book representative evaporation duration (s)

977,36 1674,9 1424,1 761,46

Representative temperature (°C)

-161,49 -161,49 -161,49 -161,49

Representative pool diameter (m)

30,775 33,756 28,917 32,451

Density after mixing with air (kg/m3)

1,5817 1,4272 1,5033 1,6388

Total evaporated

86100 1,7262E05 1,1666E05 71583

Page 19: CONSEQUENCE CALCULATIONS - Environment and … DPS_QRA Annex E... · CONSEQUENCE CALCULATIONS B.01a - GAS TANKER (RELEASE ON WATER) RELEASE Case description: B01a_TANK_G1_RELEASE

Project for a new LNG regasification facility to be located in the Marsaxlokk Bay – QRA PRELIMINARY REPORT

Ref: 02-901-188098-12141-Revision 2 Page E.19 of E.425

mass (kg) ... duration evaporation time (s)

1799,5 1799,5 1799,5 1799,5

Corresponding representative pool surface area (m2)

743,84 894,91 656,72 827,07

Other information Main program Effects 8.1.8.6673Chemical database DIPPR databaseChemical source DIPPR Jan2010Chemical source date 14/09/2010

Effects report created by ESLR2RH1F\andrea_silvasantos at 25/07/2013 16:25:27

ATMOSPHERIC DISPERSION Case description: B01b_TANK_G2_DISPERSION D3 (linked to Pool evaporation - TANK_G2_EVAP_D3 (linked to Liquefied Gas Bottom Discharge (TPDIS model) - TANK_G2_RELEASE)) Model: Dense Gas Dispersion: Explosive mass version: 5.13 (25/07/2013) Reference: Yellow Book 3rd edition 1997 chapter 4; Ermak, D.L. User manual for SLAB Lawrence Livermore National Laboratory, June 1990 compared to: B01b_TANK_G2_DISPERSION D9 (linked to Pool evaporation - TANK_G2_EVAP_D9 (linked to Liquefied Gas Bottom Discharge (TPDIS model) - TANK_G2_RELEASE)) compared to: B01b_TANK_G2_DISPERSION E5 (linked to Pool evaporation - TANK_G2_EVAP_E5 (linked to Liquefied Gas Bottom Discharge (TPDIS model) - TANK_G2_RELEASE)) compared to: B01b_TANK_G2_DISPERSION F2 (linked to Pool evaporation - TANK_G2_EVAP_F2 (linked to Liquefied Gas Bottom Discharge (TPDIS model) - TANK_G2_RELEASE)) Parameters

Inputs

B01b_TANK_G2_DISPERSION D3 (linked to

Pool evaporation -TANK_G2_EVAP_D3

(linked to Liquefied Gas Bottom Discharge

(TPDIS model) -TANK_G2_RELEASE))

B01b_TANK_G2_DISPERSION D9 (linked to

Pool evaporation -TANK_G2_EVAP_D9

(linked to Liquefied Gas Bottom Discharge

(TPDIS model) -TANK_G2_RELEASE))

B01b_TANK_G2_DISPERSION E5 (linked to Pool

evaporation -TANK_G2_EVAP_E5

(linked to Liquefied Gas Bottom Discharge

(TPDIS model) -TANK_G2_RELEASE))

B01b_TANK_G2_DISPERSION F2 (linked to Pool

evaporation -TANK_G2_EVAP_F2

(linked to Liquefied Gas Bottom Discharge

(TPDIS model) -TANK_G2_RELEASE))

Chemical name (DIPPR)

METHANE (DIPPR) METHANE (DIPPR) METHANE (DIPPR) METHANE (DIPPR)

Type of release

Evaporating pool release Evaporating pool release Evaporating pool release Evaporating pool release

Total mass released (kg)

3,0818E07 3,0818E07 3,0818E07 3,0818E07

Mass flow rate of the source (kg/s)

88,095 103,06 81,915 94,007

Duration of the release (s)

977,36 1674,9 1424,1 761,46

Initial liquid mass fraction (%)

Fixed pool surface

743,84 894,91 656,72 827,07

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Project for a new LNG regasification facility to be located in the Marsaxlokk Bay – QRA PRELIMINARY REPORT

Ref: 02-901-188098-12141-Revision 2 Page E.20 of E.425

(m2) Diameter of expanded jet (m)

Temperature after release (°C)

-161,49 -161,49 -161,49 -161,49

X-coordinate of release (m)

0 0 0 0

Y-coordinate of release (m)

0 0 0 0

Z-coordinate (height) of release (m)

Ambient temperature (°C)

19 19 19 19

Meteorological data

Pasquill Pasquill Pasquill Pasquill

Pasquill stability class

D (Neutral) D (Neutral) E (Stable) F (Very Stable)

Wind speed at 10 m height (m/s)

3 9 5 2

Inverse Monin-Obukhov length (1/L) (1/m)

Predefined wind direction

N N N N

Wind comes from (North = 0 degrees) (deg)

0 0 0 0

Ambient relative humidity (%)

75 75 75 75

Roughness length description

High crops; scattered large objects, 15 < x/h <

20.

High crops; scattered large objects, 15 < x/h <

20.

High crops; scattered large objects, 15 < x/h <

20.

High crops; scattered large objects, 15 < x/h <

20.Time t after start release (s)

1800 1800 1800 1800

Concentration averaging time (s)

20 20 20 20

Resolution of the time

Low Low Low Low

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Project for a new LNG regasification facility to be located in the Marsaxlokk Bay – QRA PRELIMINARY REPORT

Ref: 02-901-188098-12141-Revision 2 Page E.21 of E.425

consuming graphs

Results

B01b_TANK_G2_DISPERSION D3 (linked to

Pool evaporation -TANK_G2_EVAP_D3

(linked to Liquefied Gas Bottom Discharge

(TPDIS model) -TANK_G2_RELEASE))

B01b_TANK_G2_DISPERSION D9 (linked to

Pool evaporation -TANK_G2_EVAP_D9

(linked to Liquefied Gas Bottom Discharge

(TPDIS model) -TANK_G2_RELEASE))

B01b_TANK_G2_DISPERSION E5 (linked to Pool

evaporation -TANK_G2_EVAP_E5

(linked to Liquefied Gas Bottom Discharge

(TPDIS model) -TANK_G2_RELEASE))

B01b_TANK_G2_DISPERSION F2 (linked to Pool

evaporation -TANK_G2_EVAP_F2

(linked to Liquefied Gas Bottom Discharge

(TPDIS model) -TANK_G2_RELEASE))

Explosive mass at time t (kg)

0 72,098 0 0

Height to LEL at time t (m)

0 4 0 0

Length of cloud (between LEL) at time t (m)

0 18,719 0 0

Width of cloud (between LEL) at time t (m)

0 40,156 0 0

Offset between release location and LEL at time t (m)

0 -18,587 0 0

Maximum explosive mass (kg)

5250,3 698,1 2295,8 8,3549E05

...at time tmem (s)

800 500 1400 800

Start time where 95% of maximum of explosive mass is reached (s)

97,97 95 95 794,96

Time where explosive mass starts decreasing below 95% of max (s)

977,36 1674,9 1424,1 805

Length of cloud (between LEL) at time tmem (m)

322,09 122,76 113,38 2306,5

Width of cloud (between LEL) at

49,314 42,957 46,598 1582,6

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Project for a new LNG regasification facility to be located in the Marsaxlokk Bay – QRA PRELIMINARY REPORT

Ref: 02-901-188098-12141-Revision 2 Page E.22 of E.425

time tmem (m) Offset between release location and LEL at time tmem (m)

-18,379 -18,587 -17,229 -23,107

Maximum area of explosive cloud (m2)

11264 3958,2 4759,4 1,3723E06

...at time tmac (s)

977,36 1674,9 1424,1 800

Explosive mass at time tmac (kg)

5250,3 698,1 2295,8 8,3549E05

Length of cloud (between LEL) at time tmac (m)

322,09 18,719 113,38 2306,5

Width of cloud (between LEL) at time tmac (m)

49,314 40,156 46,598 1582,6

Offset between release location and LEL at time tmac (m)

-18,379 -18,587 -17,229 -23,107

Offset between release centre and cloud centre at time tmac (m)

142,67 -9,2275 39,459 1130,1

Inverse Monin-Obukhov length (1/L) used (1/m)

0 0 0,012352 0,048833

Other information Main program Effects 8.1.8.6673Chemical database DIPPR databaseChemical source DIPPR Jan2010Chemical source date 14/09/2010

Effects report created by ESLR2RH1F\andrea_silvasantos at 25/07/2013 16:17:17

EXPLOSION

Page 23: CONSEQUENCE CALCULATIONS - Environment and … DPS_QRA Annex E... · CONSEQUENCE CALCULATIONS B.01a - GAS TANKER (RELEASE ON WATER) RELEASE Case description: B01a_TANK_G1_RELEASE

Project for a new LNG regasification facility to be located in the Marsaxlokk Bay – QRA PRELIMINARY REPORT

Ref: 02-901-188098-12141-Revision 2 Page E.23 of E.425

Case description: TANK_G2_D3_UVCE (linked to Dense Gas Dispersion: Explosive mass - B01b_TANK_G2_DISPERSION D3 (linked to Pool evaporation - TANK_G2_EVAP_D3 (linked to Liquefied Gas Bottom Discharge (TPDIS model) - TANK_G2_RELEASE))) Model: Explosion (Multi Energy model) version: 5.03 (25/07/2013) Reference: Yellow Book CPR14E 3rd Edition - Chapter 5: Vapour cloud explosions compared to: TANK_G2_D9_UVCE (linked to Dense Gas Dispersion: Explosive mass - B01b_TANK_G2_DISPERSION D9 (linked to Pool evaporation - TANK_G2_EVAP_D9 (linked to Liquefied Gas Bottom Discharge (TPDIS model) - TANK_G2_RELEASE))) compared to: TANK_G2_E5_UVCE (linked to Dense Gas Dispersion: Explosive mass - B01b_TANK_G2_DISPERSION E5 (linked to Pool evaporation - TANK_G2_EVAP_E5 (linked to Liquefied Gas Bottom Discharge (TPDIS model) - TANK_G2_RELEASE))) compared to: TANK_G2_F2_UVCE (linked to Dense Gas Dispersion: Explosive mass - B01b_TANK_G2_DISPERSION F2 (linked to Pool evaporation - TANK_G2_EVAP_F2 (linked to Liquefied Gas Bottom Discharge (TPDIS model) - TANK_G2_RELEASE))) Parameters

Inputs

TANK_G2_D3_UVCE (linked to Dense Gas Dispersion: Explosive

mass -B01b_TANK_G2_DISPE

RSION D3 (linked to Pool evaporation -

TANK_G2_EVAP_D3 (linked to Liquefied Gas

Bottom Discharge (TPDIS model) -

TANK_G2_RELEASE)))

TANK_G2_D9_UVCE (linked to Dense Gas Dispersion: Explosive

mass - B01b_TANK_G2_DISPE

RSION D9 (linked to Pool evaporation -

TANK_G2_EVAP_D9 (linked to Liquefied Gas

Bottom Discharge (TPDIS model) -

TANK_G2_RELEASE)))

TANK_G2_E5_UVCE (linked to Dense Gas Dispersion: Explosive

mass -B01b_TANK_G2_DISPERSION E5 (linked to Pool

evaporation -TANK_G2_EVAP_E5

(linked to Liquefied Gas Bottom Discharge

(TPDIS model) -TANK_G2_RELEASE)))

TANK_G2_F2_UVCE (linked to Dense Gas Dispersion: Explosive

mass -B01b_TANK_G2_DISPERSION F2 (linked to Pool

evaporation -TANK_G2_EVAP_F2

(linked to Liquefied Gas Bottom Discharge

(TPDIS model) -TANK_G2_RELEASE)))

Chemical name (DIPPR)

METHANE (DIPPR) METHANE (DIPPR) METHANE (DIPPR) METHANE (DIPPR)

Ambient pressure (bar)

1,0151 1,0151 1,0151 1,0151

Total mass in explosive range (kg)

5250,3 698,1 2295,8 8,3549E05

Fraction of flammable cloud confined (%)

8 8 8 8

Curve number

5 (Medium deflagration) 5 (Medium deflagration) 5 (Medium deflagration) 5 (Medium deflagration)

Distance from release (Xd) (m)

50 50 50 50

Offset between release point and cloud centre (m)

142,67 -9,2275 39,459 1130,1

Threshold overpressure (mbar)

300 300 300 300

X-coordinate of release (m)

0 0 0 0

Page 24: CONSEQUENCE CALCULATIONS - Environment and … DPS_QRA Annex E... · CONSEQUENCE CALCULATIONS B.01a - GAS TANKER (RELEASE ON WATER) RELEASE Case description: B01a_TANK_G1_RELEASE

Project for a new LNG regasification facility to be located in the Marsaxlokk Bay – QRA PRELIMINARY REPORT

Ref: 02-901-188098-12141-Revision 2 Page E.24 of E.425

Y-coordinate of release (m)

0 0 0 0

Predefined wind direction

N N N N

Wind comes from (North = 0 degrees) (deg)

0 0 0 0

Results

TANK_G2_D3_UVCE (linked to Dense Gas Dispersion: Explosive

mass -B01b_TANK_G2_DISPE

RSION D3 (linked to Pool evaporation -

TANK_G2_EVAP_D3 (linked to Liquefied Gas

Bottom Discharge (TPDIS model) -

TANK_G2_RELEASE)))

TANK_G2_D9_UVCE (linked to Dense Gas Dispersion: Explosive

mass - B01b_TANK_G2_DISPE

RSION D9 (linked to Pool evaporation -

TANK_G2_EVAP_D9 (linked to Liquefied Gas

Bottom Discharge (TPDIS model) -

TANK_G2_RELEASE)))

TANK_G2_E5_UVCE (linked to Dense Gas Dispersion: Explosive

mass -B01b_TANK_G2_DISPERSION E5 (linked to Pool

evaporation -TANK_G2_EVAP_E5

(linked to Liquefied Gas Bottom Discharge

(TPDIS model) -TANK_G2_RELEASE)))

TANK_G2_F2_UVCE (linked to Dense Gas Dispersion: Explosive

mass -B01b_TANK_G2_DISPERSION F2 (linked to Pool

evaporation -TANK_G2_EVAP_F2

(linked to Liquefied Gas Bottom Discharge

(TPDIS model) -TANK_G2_RELEASE)))

Confined mass in explosive range (kg)

420,02 55,848 183,66 66839

Total combustion energy (MJ)

21014 2794,1 9188,8 3,344E06

Peak overpressure at Xd (mbar)

144,77 74,014 109,28 206,07

Peak dynamic pressure at Xd (mbar)

21,174 4,3341 11,055 68,044

Pressure impulse at Xd (Pa*s)

853,35 229,21 495,99 6977,8

Positive phase duration at Xd (ms)

117,89 61,936 90,777 677,24

Dist. from center mass of cloud at threshold overpressure (m)

-1E100 -1E100 -1E100 -1E100

Blast-wave shape at Xd

Pressure wave Pressure wave Pressure wave Pressure wave

Damage (general

Minor damage (Zone D: 3.5 - 17 kPa).

Minor damage (Zone D: 3.5 - 17 kPa).

Minor damage (Zone D: 3.5 - 17 kPa).

Moderate damage (Zone C: 17 - 35 kPa).

Page 25: CONSEQUENCE CALCULATIONS - Environment and … DPS_QRA Annex E... · CONSEQUENCE CALCULATIONS B.01a - GAS TANKER (RELEASE ON WATER) RELEASE Case description: B01a_TANK_G1_RELEASE

Project for a new LNG regasification facility to be located in the Marsaxlokk Bay – QRA PRELIMINARY REPORT

Ref: 02-901-188098-12141-Revision 2 Page E.25 of E.425

description) at Xd

Damage to brick houses at Xd

Not habitable without major repair works.

Partial roof failures, 25% of all brick walls have

failed, serious damage to the remaining carrying elements. Damage to

windowframes and doors (7-15 kPa).

Habitable after relatively easy repairs.

Minor structural damage (3 kPa).

Habitable after relatively easy repairs.

Minor structural damage (3 kPa).

Not habitable without major repair works.

Partial roof failures, 25% of all brick walls have

failed, serious damage to the remaining carrying elements. Damage to

windowframes and doors (7-15 kPa).

Damage to typical American-style houses at Xd

Minor damage. Comparable to a damage

due to a storm; wooden walls fail, breakage of windows (7-10 kPa).

Minor damage. Comparable to a damage

due to a storm; wooden walls fail, breakage of windows (7-10 kPa).

Minor damage. Comparable to a damage

due to a storm; wooden walls fail, breakage of windows (7-10 kPa).

Moderate to minor damage. Deformed

walls and doors; failure of joints. Doors and

window frames have failed. Wall covering has fallen down (15

kPa).

Damage to structures (empirical) at Xd

Minor damage to steel frames (8-10 kPa).

Connections between steel or aluminium

ondulated plates have failed 7-14 kPa). The roof

of a storage tank has collapsed (7 kPa).

Connections between steel or aluminium

ondulated plates have failed 7-14 kPa). The

roof of a storage tank has collapsed (7 kPa).

Minor damage to steel frames (8-10 kPa).

Connections between steel or aluminium

ondulated plates have failed 7-14 kPa). The roof

of a storage tank has collapsed (7 kPa).

Collapse of steel frames and

displacement of foundation (20 kPa). Industrial steel self-

framing structure collapsed (20-30 kPa). Cracking in empty oil-

storage tanks (20-30 kPa). Slight

deformation of a pipe-bridge (20-30 kPa).

Large trees have fallen down (20-40 kPa). Walls

made of concrete blocks have collapsed (15-20). Minor damage

to steel frames (8-10 kPa). Connections

between steel or aluminium ondulated

plates have failed 7-14 kPa). The roof of a

storage tank has collapsed (7 kPa).

Other information Main program Effects 8.1.8.6673Chemical database DIPPR databaseChemical source DIPPR Jan2010Chemical source date 14/09/2010

Effects report created by ESLR2RH1F\andrea_silvasantos at 25/07/2013 16:20:03

POOL FIRE Case description: B01b_TANK_G2_PFIRE D3 (linked to Liquefied Gas Bottom Discharge (TPDIS model) - B01_b_TANK_G2_RELEASE) Model: Pool fire version: 5.11 (25/07/2013) Reference: Yellow Book (CPR-14E), 3rd edition 1997, Paragraph 6.5.4 compared to: B01b_TANK_G2_PFIRE D9 (linked to Liquefied Gas Bottom Discharge (TPDIS model) - B01_b_TANK_G2_RELEASE)

Page 26: CONSEQUENCE CALCULATIONS - Environment and … DPS_QRA Annex E... · CONSEQUENCE CALCULATIONS B.01a - GAS TANKER (RELEASE ON WATER) RELEASE Case description: B01a_TANK_G1_RELEASE

Project for a new LNG regasification facility to be located in the Marsaxlokk Bay – QRA PRELIMINARY REPORT

Ref: 02-901-188098-12141-Revision 2 Page E.26 of E.425

compared to: B01b_TANK_G2_PFIRE E5 (linked to Liquefied Gas Bottom Discharge (TPDIS model) - B01_b_TANK_G2_RELEASE) compared to: B01b_TANK_G2_PFIRE F2 (linked to Liquefied Gas Bottom Discharge (TPDIS model) - B01_b_TANK_G2_RELEASE) Parameters

Inputs

B01b_TANK_G2_PFIRE D3 (linked to Liquefied Gas Bottom Discharge

(TPDIS model) -B01_b_TANK_G2_RELE

ASE)

B01b_TANK_G2_PFIRE D9 (linked to Liquefied Gas Bottom Discharge

(TPDIS model) - B01_b_TANK_G2_RELE

ASE)

B01b_TANK_G2_PFIRE E5 (linked to Liquefied Gas Bottom Discharge

(TPDIS model) -B01_b_TANK_G2_RELE

ASE)

B01b_TANK_G2_PFIRE F2 (linked to Liquefied Gas Bottom Discharge

(TPDIS model) -B01_b_TANK_G2_RELE

ASE)Chemical name (DIPPR)

METHANE (DIPPR) METHANE (DIPPR) METHANE (DIPPR) METHANE (DIPPR)

Pool size determination

Confined Confined Confined Confined

Total mass released (kg)

3,0818E07 3,0818E07 3,0818E07 3,0818E07

Mass flow rate of the source (kg/s)

8363,6 8363,6 8363,6 8363,6

Duration of the release (s)

1800 1800 1800 1800

Pool surface poolfire (m2)

10000 10000 10000 10000

Height of the observer position above ground level (m)

0 0 0 0

Height of the confined pool above ground level (m)

0 0 0 0

Hole diameter (mm)

1000 1000 1000 1000

Discharge coefficient (-)

1 1 1 1

Initial height of the liquid above release point (m)

Cross-sectional area of the tank (m2)

Pool thickness (mm)

Page 27: CONSEQUENCE CALCULATIONS - Environment and … DPS_QRA Annex E... · CONSEQUENCE CALCULATIONS B.01a - GAS TANKER (RELEASE ON WATER) RELEASE Case description: B01a_TANK_G1_RELEASE

Project for a new LNG regasification facility to be located in the Marsaxlokk Bay – QRA PRELIMINARY REPORT

Ref: 02-901-188098-12141-Revision 2 Page E.27 of E.425

Temperature of the pool (°C)

19 19 19 19

Pool burning rate

Calculate/Default Calculate/Default Calculate/Default Calculate/Default

Value of pool burning rate (kg/m2*s)

Fraction combustion heat radiated (%)

35 35 35 35

Soot Fraction

Calculate/Default Calculate/Default Calculate/Default Calculate/Default

Value of soot fraction (-)

Wind speed at 10 m height (m/s)

3 9 5 2

Ambient temperature (°C)

19 19 19 19

Ambient relative humidity (%)

75 75 75 75

Amount of CO2 in atmosphere (%)

0,03 0,03 0,03 0,03

Distance from the centre of the pool (m)

1000 1000 1000 1000

Exposure duration to heat radiation (s)

20 20 20 20

Take protective effects of clothing into account

No No No No

X-coordinate of release (m)

0 0 0 0

Y-coordinate of release (m)

0 0 0 0

Predefined wind direction

N N N N

Page 28: CONSEQUENCE CALCULATIONS - Environment and … DPS_QRA Annex E... · CONSEQUENCE CALCULATIONS B.01a - GAS TANKER (RELEASE ON WATER) RELEASE Case description: B01a_TANK_G1_RELEASE

Project for a new LNG regasification facility to be located in the Marsaxlokk Bay – QRA PRELIMINARY REPORT

Ref: 02-901-188098-12141-Revision 2 Page E.28 of E.425

Wind comes from (North = 0 degrees) (deg)

0 0 0 0

Calculate all contours for

Physical effects Physical effects Physical effects Physical effects

Heat radiation level (lowest) for first contour plot (kW/m2)

6,8 6,8 6,8 6,8

Heat radiation level for second contour plot (kW/m2)

9,23 9,23 9,23 9,23

Heat radiation level (highest) for third contour plot (kW/m2)

13,4 13,4 13,4 13,4

Percentage of mortality for contour calculations (%)

Results

B01b_TANK_G2_PFIRE D3 (linked to Liquefied Gas Bottom Discharge

(TPDIS model) -B01_b_TANK_G2_RELE

ASE)

B01b_TANK_G2_PFIRE D9 (linked to Liquefied Gas Bottom Discharge

(TPDIS model) - B01_b_TANK_G2_RELE

ASE)

B01b_TANK_G2_PFIRE E5 (linked to Liquefied Gas Bottom Discharge

(TPDIS model) -B01_b_TANK_G2_RELE

ASE)

B01b_TANK_G2_PFIRE F2 (linked to Liquefied Gas Bottom Discharge

(TPDIS model) -B01_b_TANK_G2_RELE

ASE)Max Diameter of the Pool Fire (m)

112,84 112,84 112,84 112,84

Heat radiation at X (kW/m2)

0,11465 0,083056 0,10169 0,12194

Heat radiation first contourat (m)

198,96 193,87 200,39 195,03

Heat radiation second contour at (m)

177,63 177,35 181,02 172,64

Heat radiation third contour at (m)

153,44 159,19 159,19 147,33

Combustion rate

780 780 780 780

Page 29: CONSEQUENCE CALCULATIONS - Environment and … DPS_QRA Annex E... · CONSEQUENCE CALCULATIONS B.01a - GAS TANKER (RELEASE ON WATER) RELEASE Case description: B01a_TANK_G1_RELEASE

Project for a new LNG regasification facility to be located in the Marsaxlokk Bay – QRA PRELIMINARY REPORT

Ref: 02-901-188098-12141-Revision 2 Page E.29 of E.425

(kg/s) Duration of the pool fire (s)

39511 39511 39511 39511

Heat emission from fire surface (kW/m2)

78,846 87,066 80,77 78,846

Flame tilt (deg)

37,614 53,697 45,489 31,201

View factor (%)

0,30773 0,19824 0,26527 0,32729

Atmospheric transmissivity (%)

47,253 48,121 47,462 47,253

Flame temperature (°C)

814,17 841,32 820,71 814,17

Height of the Flame (m)

94,407 80,225 90,764 94,407

Calculated pool surface area (m2)

10000 10000 10000 10000

Weight ratio of HCL/chemical (%)

0 0 0 0

Weight ratio of NO2/chemical (%)

0 0 0 0

Weight ratio of SO2/chemical (%)

0 0 0 0

Weight ratio of CO2/chemical (%)

274,4 274,4 274,4 274,4

Weight ratio of H2O/chemical (%)

224,69 224,69 224,69 224,69

Other information Main program Effects 8.1.8.6673Chemical database DIPPR databaseChemical source DIPPR Jan2010Chemical source date 14/09/2010

Effects report created by ESLR2RH1F\andrea_silvasantos at 25/07/2013 16:28:01

Page 30: CONSEQUENCE CALCULATIONS - Environment and … DPS_QRA Annex E... · CONSEQUENCE CALCULATIONS B.01a - GAS TANKER (RELEASE ON WATER) RELEASE Case description: B01a_TANK_G1_RELEASE

Project for a new LNG regasification facility to be located in the Marsaxlokk Bay – QRA PRELIMINARY REPORT

Ref: 02-901-188098-12141-Revision 2 Page E.30 of E.425

B.02a – GAS TANKER TO FSU UNLOADING ARM - LNG (RELEASE ON WATER) POOL EVAPORATION Case description: B02A_HARDARM_L1_L_EVAPORATION D3 Model: Pool evaporation version: 5.16 (25/06/2013) Reference: Yellow Book CPR14E 2rd Edition - Chapter 5: Evaporation compared to: B02A_HARDARM_L1_L_EVAPORATION D9 compared to: B02A_HARDARM_L1_L_EVAPORATION E5 compared to: HB02A_ARDARM_L1_L_EVAPORATION F2 Parameters

Inputs B02A_HARDARM_L1_L_

EVAPORATION D3B02A_HARDARM_L1_L_

EVAPORATION D9 B02A_HARDARM_L1_L_

EVAPORATION E5HB02A_ARDARM_L1_L_

EVAPORATION F2Chemical name (DIPPR)

METHANE (DIPPR) METHANE (DIPPR) METHANE (DIPPR) METHANE (DIPPR)

Use which representative step

First 20% average (flammable)

First 20% average (flammable)

First 20% average (flammable)

First 20% average (flammable)

Evaporation from land or water

Water Water Water Water

Type of release

Continuous Continuous Continuous Continuous

Mass flow rate of the source (kg/s)

1407 1407 1407 1407

Duration of the release (s)

120 120 120 120

Total mass released (kg)

Height pool at t=0

Value pool height at t=0 (m)

Type of pool growth on Land

Type of pool growth on Water

Confined water surface Confined water surface Confined water surface Confined water surface

Temperature of the pool (°C)

19 19 19 19

Maximum pool surface area (m2)

10000 10000 10000 10000

Page 31: CONSEQUENCE CALCULATIONS - Environment and … DPS_QRA Annex E... · CONSEQUENCE CALCULATIONS B.01a - GAS TANKER (RELEASE ON WATER) RELEASE Case description: B01a_TANK_G1_RELEASE

Project for a new LNG regasification facility to be located in the Marsaxlokk Bay – QRA PRELIMINARY REPORT

Ref: 02-901-188098-12141-Revision 2 Page E.31 of E.425

Temperature of the subsoil (°C)

Temperature of the water (°C)

19 19 19 19

Max temperature difference between pool and water (K)

500 500 500 500

Wind speed at 10 m height (m/s)

3 9 5 2

Ambient temperature (°C)

19 19 19 19

Ambient relative humidity (%)

75 75 75 75

Solar radiation flux

User defined User defined User defined User defined

Solar heat radiation flux (W/m2)

100 100 100 100

Cloud cover (%)

Date: day number

Date: month number

Date: year number

Latitude of the location (deg)

Type of subsoil

Subsoil roughness description

Maximum evaluatio

1800 1800 1800 1800

Page 32: CONSEQUENCE CALCULATIONS - Environment and … DPS_QRA Annex E... · CONSEQUENCE CALCULATIONS B.01a - GAS TANKER (RELEASE ON WATER) RELEASE Case description: B01a_TANK_G1_RELEASE

Project for a new LNG regasification facility to be located in the Marsaxlokk Bay – QRA PRELIMINARY REPORT

Ref: 02-901-188098-12141-Revision 2 Page E.32 of E.425

n time for evaporation (s)

Results

B02A_HARDARM_L1_L_EVAPORATION D3

B02A_HARDARM_L1_L_EVAPORATION D9

B02A_HARDARM_L1_L_EVAPORATION E5

HB02A_ARDARM_L1_L_EVAPORATION F2

Heat flux from solar radiation (kW/m2)

0,1 0,1 0,1 0,1

Time pool spreading ends (s)

54,5 54,5 54,5 54,5

Time until pool has totally evaporated (s)

250,5 250,5 250,5 250,5

Purple book representative evaporation rate (kg/s)

1022,1 1022,1 1022,1 1022,1

Purple book representative evaporation duration (s)

165,32 165,32 165,32 165,32

Representative temperature (°C)

-161,49 -161,49 -161,49 -161,49

Representative pool diameter (m)

112,84 112,84 112,84 112,84

Density after mixing with air (kg/m3)

1,7168 1,5894 1,6659 1,7468

Total evaporated mass (kg)

1,6897E05 1,6897E05 1,6897E05 1,6897E05

... duration evaporation time (s)

250,5 250,5 250,5 250,5

Corresponding represen

10000 10000 10000 10000

Page 33: CONSEQUENCE CALCULATIONS - Environment and … DPS_QRA Annex E... · CONSEQUENCE CALCULATIONS B.01a - GAS TANKER (RELEASE ON WATER) RELEASE Case description: B01a_TANK_G1_RELEASE

Project for a new LNG regasification facility to be located in the Marsaxlokk Bay – QRA PRELIMINARY REPORT

Ref: 02-901-188098-12141-Revision 2 Page E.33 of E.425

tative pool surface area (m2) Other information Main program Effects 8.1.8.6673Chemical database DIPPR databaseChemical source DIPPR Jan2010Chemical source date 14/09/2010

Effects report created by ESLR2RH1F\andrea_silvasantos at 25/07/2013 16:32:26

ATMOSPHERIC DISPERSION Case description: B02A_HARDARM_L1_L_DISPERSION D3 (linked to Pool evaporation - B02A_HARDARM_L1_L_EVAPORATION D3) Model: Dense Gas Dispersion: Explosive mass version: 5.13 (25/06/2013) Reference: Yellow Book 3rd edition 1997 chapter 4; Ermak, D.L. User manual for SLAB Lawrence Livermore National Laboratory, June 1990 compared to: B02A_HARDARM_L1_L_DISPERSION D9 (linked to Pool evaporation - B02A_HARDARM_L1_L_EVAPORATION D9) compared to: B02A_HARDARM_L1_L_DISPERSION E5 (linked to Pool evaporation - B02A_HARDARM_L1_L_EVAPORATION E5) compared to: B02A_HARDARM_L1_L_DISPERSION F2 (linked to Pool evaporation - HB02A_ARDARM_L1_L_EVAPORATION F2) Parameters

Inputs

B02A_HARDARM_L1_L_DISPERSION D3 (linked

to Pool evaporation -B02A_HARDARM_L1_L_

EVAPORATION D3)

B02A_HARDARM_L1_L_DISPERSION D9 (linked

to Pool evaporation -B02A_HARDARM_L1_L_

EVAPORATION D9)

B02A_HARDARM_L1_L_DISPERSION E5 (linked

to Pool evaporation -B02A_HARDARM_L1_L_

EVAPORATION E5)

B02A_HARDARM_L1_L_DISPERSION F2 (linked

to Pool evaporation -HB02A_ARDARM_L1_L_

EVAPORATION F2)Chemical name (DIPPR)

METHANE (DIPPR) METHANE (DIPPR) METHANE (DIPPR) METHANE (DIPPR)

Type of release

Evaporating pool release Evaporating pool release Evaporating pool release Evaporating pool release

Total mass released (kg)

Mass flow rate of the source (kg/s)

1022,1 1022,1 1022,1 1022,1

Duration of the release (s)

165,32 165,32 165,32 165,32

Initial liquid mass fraction (%)

Fixed pool surface (m2)

10000 10000 10000 10000

Page 34: CONSEQUENCE CALCULATIONS - Environment and … DPS_QRA Annex E... · CONSEQUENCE CALCULATIONS B.01a - GAS TANKER (RELEASE ON WATER) RELEASE Case description: B01a_TANK_G1_RELEASE

Project for a new LNG regasification facility to be located in the Marsaxlokk Bay – QRA PRELIMINARY REPORT

Ref: 02-901-188098-12141-Revision 2 Page E.34 of E.425

Diameter of expanded jet (m)

Temperature after release (°C)

-161,49 -161,49 -161,49 -161,49

X-coordinate of release (m)

0 0 0 0

Y-coordinate of release (m)

0 0 0 0

Z-coordinate (height) of release (m)

Ambient temperature (°C)

19 19 19 19

Meteorological data

Pasquill Pasquill Pasquill Pasquill

Pasquill stability class

D (Neutral) D (Neutral) E (Stable) F (Very Stable)

Wind speed at 10 m height (m/s)

3 9 5 2

Inverse Monin-Obukhov length (1/L) (1/m)

Predefined wind direction

N N N N

Wind comes from (North = 0 degrees) (deg)

0 0 0 0

Ambient relative humidity (%)

75 75 75 75

Roughness length descripti

Cultivated land Cultivated land Cultivated land Cultivated land

Page 35: CONSEQUENCE CALCULATIONS - Environment and … DPS_QRA Annex E... · CONSEQUENCE CALCULATIONS B.01a - GAS TANKER (RELEASE ON WATER) RELEASE Case description: B01a_TANK_G1_RELEASE

Project for a new LNG regasification facility to be located in the Marsaxlokk Bay – QRA PRELIMINARY REPORT

Ref: 02-901-188098-12141-Revision 2 Page E.35 of E.425

on Time t after start release (s)

120 120 120 120

Concentration averaging time (s)

20 20 20 20

Resolution of the time consuming graphs

Low Low Low Low

Results

B02A_HARDARM_L1_L_DISPERSION D3 (linked

to Pool evaporation -B02A_HARDARM_L1_L_

EVAPORATION D3)

B02A_HARDARM_L1_L_DISPERSION D9 (linked

to Pool evaporation -B02A_HARDARM_L1_L_

EVAPORATION D9)

B02A_HARDARM_L1_L_DISPERSION E5 (linked

to Pool evaporation -B02A_HARDARM_L1_L_

EVAPORATION E5)

B02A_HARDARM_L1_L_DISPERSION F2 (linked

to Pool evaporation -HB02A_ARDARM_L1_L_

EVAPORATION F2)Explosive mass at time t (kg)

89932 20467 54341 94021

Height to LEL at time t (m)

41,2 14,8 46,9 10,5

Length of cloud (between LEL) at time t (m)

332 451,86 262,22 427,26

Width of cloud (between LEL) at time t (m)

178,32 146,06 181,66 292,22

Offset between release location and LEL at time t (m)

-67,623 -63,147 -67,576 -127,38

Maximum explosive mass (kg)

1,1043E05 20467 94059 1,3065E05

...at time tmem (s)

175 150 175 175

Start time where 95% of maximum of

143,95 44,841 172,04 -1E100

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explosive mass is reached (s) Time where explosive mass starts decreasing below 95% of max (s)

180,54 165,32 179,2 165,32

Length of cloud (between LEL) at time tmem (m)

522,64 451,86 958,87 526,18

Width of cloud (between LEL) at time tmem (m)

160,43 146,06 320,41 339,57

Offset between release location and LEL at time tmem (m)

1,121 -63,147 -40,879 -119,73

Maximum area of explosive cloud (m2)

56523 49218 1,0773E05 1,4939E05

...at time tmac (s)

175 165,32 225 175

Explosive mass at time tmac (kg)

1,1043E05 20467 27525 1,3065E05

Length of cloud (between LEL) at time tmac (m)

522,64 451,86 383,05 526,18

Width of cloud (between LEL) at time tmac (m)

160,43 146,06 373,76 339,57

Offset between

1,121 -63,147 758,01 -119,73

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release location and LEL at time tmac (m) Offset between release centre and cloud centre at time tmac (m)

262,44 162,78 949,54 143,36

Inverse Monin-Obukhov length (1/L) used (1/m)

0 0 0,011686 0,04733

Other information Main program Effects 8.1.8.6673Chemical database DIPPR databaseChemical source DIPPR Jan2010Chemical source date 14/09/2010

Effects report created by ESLR2RH1F\andrea_silvasantos at 25/07/2013 16:31:32

EXPLOSION Case description: B02A_HARDARM_L1_L_UVCE D3 LC1 (linked to Dense Gas Dispersion: Explosive mass - B02A_HARDARM_L1_L_DISPERSION D3 (linked to Pool evaporation - B02A_HARDARM_L1_L_EVAPORATION D3)) Model: Explosion (Multi Energy model) version: 5.03 (25/07/2013) Reference: Yellow Book CPR14E 3rd Edition - Chapter 5: Vapour cloud explosions compared to: B02A_HARDARM_L1_L_UVCE D9 LC1 (linked to Dense Gas Dispersion: Explosive mass - B02A_HARDARM_L1_L_DISPERSION D9 (linked to Pool evaporation - B02A_HARDARM_L1_L_EVAPORATION D9)) compared to: B02A_HARDARM_L1_L_UVCE E5 LC1 (linked to Dense Gas Dispersion: Explosive mass - B02A_HARDARM_L1_L_DISPERSION E5 (linked to Pool evaporation - B02A_HARDARM_L1_L_EVAPORATION E5)) compared to: B02A_HARDARM_L1_L_UVCE F2 LC1 (linked to Dense Gas Dispersion: Explosive mass - B02A_HARDARM_L1_L_DISPERSION F2 (linked to Pool evaporation - HB02A_ARDARM_L1_L_EVAPORATION F2)) Parameters

Inputs

B02A_HARDARM_L1_L_UVCE D3 LC1 (linked to Dense Gas Dispersion:

Explosive mass -B02A_HARDARM_L1_L_DISPERSION D3 (linked

to Pool evaporation -B02A_HARDARM_L1_L_

EVAPORATION D3))

B02A_HARDARM_L1_L_UVCE D9 LC1 (linked to Dense Gas Dispersion:

Explosive mass -B02A_HARDARM_L1_L_DISPERSION D9 (linked

to Pool evaporation -B02A_HARDARM_L1_L_

EVAPORATION D9))

B02A_HARDARM_L1_L_UVCE E5 LC1 (linked to Dense Gas Dispersion:

Explosive mass -B02A_HARDARM_L1_L_DISPERSION E5 (linked

to Pool evaporation -B02A_HARDARM_L1_L_

EVAPORATION E5))

B02A_HARDARM_L1_L_UVCE F2 LC1 (linked to Dense Gas Dispersion:

Explosive mass -B02A_HARDARM_L1_L_DISPERSION F2 (linked

to Pool evaporation -HB02A_ARDARM_L1_L_

EVAPORATION F2))Chemical name (DIPPR)

METHANE (DIPPR) METHANE (DIPPR) METHANE (DIPPR) METHANE (DIPPR)

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Ref: 02-901-188098-12141-Revision 2 Page E.38 of E.425

Ambient pressure (bar)

1,0151 1,0151 1,0151 1,0151

Total mass in explosive range (kg)

1,1043E05 20467 27525 1,3065E05

Fraction of flammable cloud confined (%)

8 8 8 8

Curve number

5 (Medium deflagration) 5 (Medium deflagration) 5 (Medium deflagration) 5 (Medium deflagration)

Distance from release (Xd) (m)

100 100 100 100

Offset between release point and cloud centre (m)

262,44 162,78 949,54 143,36

Threshold overpressure (mbar)

100 100 100 100

X-coordinate of release (m)

0 0 0 0

Y-coordinate of release (m)

0 0 0 0

Predefined wind direction

N N N N

Wind comes from (North = 0 degrees) (deg)

0 0 0 0

Results

B02A_HARDARM_L1_L_UVCE D3 LC1 (linked to Dense Gas Dispersion:

Explosive mass -

B02A_HARDARM_L1_L_UVCE D9 LC1 (linked to Dense Gas Dispersion:

Explosive mass -

B02A_HARDARM_L1_L_UVCE E5 LC1 (linked to Dense Gas Dispersion:

Explosive mass -

B02A_HARDARM_L1_L_UVCE F2 LC1 (linked to Dense Gas Dispersion:

Explosive mass -

Page 39: CONSEQUENCE CALCULATIONS - Environment and … DPS_QRA Annex E... · CONSEQUENCE CALCULATIONS B.01a - GAS TANKER (RELEASE ON WATER) RELEASE Case description: B01a_TANK_G1_RELEASE

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Ref: 02-901-188098-12141-Revision 2 Page E.39 of E.425

B02A_HARDARM_L1_L_DISPERSION D3 (linked

to Pool evaporation -B02A_HARDARM_L1_L_

EVAPORATION D3))

B02A_HARDARM_L1_L_DISPERSION D9 (linked

to Pool evaporation -B02A_HARDARM_L1_L_

EVAPORATION D9))

B02A_HARDARM_L1_L_DISPERSION E5 (linked

to Pool evaporation -B02A_HARDARM_L1_L_

EVAPORATION E5))

B02A_HARDARM_L1_L_DISPERSION F2 (linked

to Pool evaporation -HB02A_ARDARM_L1_L_

EVAPORATION F2))Confined mass in explosive range (kg)

8834,6 1637,3 2202 10452

Total combustion energy (MJ)

4,4201E05 81918 1,1017E05 5,2294E05

Peak overpressure at Xd (mbar)

193,85 113,15 125 199,29

Peak dynamic pressure at Xd (mbar)

44,49 12,063 15,101 50,575

Pressure impulse at Xd (Pa*s)

3138,1 1063,5 1289,8 3439,8

Positive phase duration at Xd (ms)

323,77 187,97 206,36 345,21

Dist. from center mass of cloud at threshold overpressure (m)

199,26 113,6 125,4 210,74

Blast-wave shape at Xd

Pressure wave Pressure wave Pressure wave Pressure wave

Damage (general description) at Xd

Moderate damage (Zone C: 17 - 35 kPa).

Minor damage (Zone D: 3.5 - 17 kPa).

Minor damage (Zone D: 3.5 - 17 kPa).

Moderate damage (Zone C: 17 - 35 kPa).

Damage to brick houses at Xd

Not habitable without major repair works. Partial

roof failures, 25% of all brick walls have failed, serious damage to the

Not habitable without major repair works. Partial

roof failures, 25% of all brick walls have failed, serious damage to the

Not habitable without major repair works. Partial

roof failures, 25% of all brick walls have failed, serious damage to the

Not habitable without major repair works. Partial

roof failures, 25% of all brick walls have failed, serious damage to the

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Ref: 02-901-188098-12141-Revision 2 Page E.40 of E.425

remaining carrying elements. Damage to

windowframes and doors (7-15 kPa).

remaining carrying elements. Damage to

windowframes and doors (7-15 kPa).

remaining carrying elements. Damage to

windowframes and doors (7-15 kPa).

remaining carrying elements. Damage to

windowframes and doors (7-15 kPa).

Damage to typical American-style houses at Xd

Moderate to minor damage. Deformed walls

and doors; failure of joints. Doors and window frames have failed. Wall

covering has fallen down (15 kPa).

Minor damage. Comparable to a

damage due to a storm; wooden walls fail,

breakage of windows (7-10 kPa).

Minor damage. Comparable to a

damage due to a storm; wooden walls fail,

breakage of windows (7-10 kPa).

Moderate to minor damage. Deformed walls

and doors; failure ofjoints. Doors and window frames have failed. Wall

covering has fallen down (15 kPa).

Damage to structures (empirical) at Xd

Walls made of concrete blocks have collapsed

(15-20). Minor damage to steel frames (8-10 kPa).

Connections between steel or aluminium

ondulated plates have failed 7-14 kPa). The roof

of a storage tank has collapsed (7 kPa).

Minor damage to steel frames (8-10 kPa).

Connections between steel or aluminium

ondulated plates have failed 7-14 kPa). The

roof of a storage tank has collapsed (7 kPa).

Minor damage to steel frames (8-10 kPa).

Connections between steel or aluminium

ondulated plates have failed 7-14 kPa). The

roof of a storage tank has collapsed (7 kPa).

Walls made of concrete blocks have collapsed

(15-20). Minor damage to steel frames (8-10 kPa).

Connections between steel or aluminium

ondulated plates have failed 7-14 kPa). The roof

of a storage tank has collapsed (7 kPa).

Other information Main program Effects 8.1.8.6673Chemical database DIPPR databaseChemical source DIPPR Jan2010Chemical source date 14/09/2010

Effects report created by ESLR2RH1F\andrea_silvasantos at 25/07/2013 16:32:03

POOL FIRE Case description: B02A_HARDARM_L1_L_PFIRE D3 Model: Pool fire version: 5.11 (27/06/2013) Reference: Yellow Book (CPR-14E), 3rd edition 1997, Paragraph 6.5.4 compared to: B02A_HARDARM_L1_L_PFIRE D9 compared to: B02A_HARDARM_L1_L_PFIRE E5 compared to: B02A_HARDARM_L1_L_PFIRE F2 Parameters

Inputs B02A_HARDARM_L1_L

_PFIRE D3B02A_HARDARM_L1_L

_PFIRE D9B02A_HARDARM_L1_L

_PFIRE E5B02A_HARDARM_L1_L

_PFIRE F2Chemical name (DIPPR)

METHANE (DIPPR) METHANE (DIPPR) METHANE (DIPPR) METHANE (DIPPR)

Pool size determination

Unconfined fixed feed Unconfined fixed feed Unconfined fixed feed Unconfined fixed feed

Total mass released (kg)

Mass flow rate of the source (kg/s)

1407 1407 1407 1407

Duration of the release (s)

120 120 120 120

Pool surface poolfire

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(m2) Height of the observer position above ground level (m)

0 0 0 0

Height of the confined pool above ground level (m)

Hole diameter (mm)

Discharge coefficient (-)

Initial height of the liquid above release point (m)

Cross-sectional area of the tank (m2)

Pool thickness (mm)

Temperature of the pool (°C)

19 19 19 19

Pool burning rate

Calculate/Default Calculate/Default Calculate/Default Calculate/Default

Value of pool burning rate (kg/m2*s)

Fraction combustion heat radiated (%)

35 35 35 35

Soot Fraction

Calculate/Default Calculate/Default Calculate/Default Calculate/Default

Value of soot fraction (-)

Wind speed at 10 m height (m/s)

3 9 5 2

Ambient temperature (°C)

19 19 19 19

Ambient 75 75 75 75

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relative humidity (%) Amount of CO2 in atmosphere (%)

0,03 0,03 0,03 0,03

Distance from the centre of the pool (m)

1000 1000 1000 1000

Exposure duration to heat radiation (s)

75 75 75 75

Take protective effects of clothing into account

No No No No

X-coordinate of release (m)

0 0 0 0

Y-coordinate of release (m)

0 0 0 0

Predefined wind direction

N N N N

Wind comes from (North = 0 degrees) (deg)

0 0 0 0

Calculate all contours for

Physical effects Physical effects Physical effects Physical effects

Heat radiation level (lowest) for first contour plot (kW/m2)

6,8 6,8 6,8 6,8

Heat radiation level for second contour plot (kW/m2)

9,23 9,23 9,23 9,23

Heat radiation level (highest)

13,4 13,4 13,4 13,4

Page 43: CONSEQUENCE CALCULATIONS - Environment and … DPS_QRA Annex E... · CONSEQUENCE CALCULATIONS B.01a - GAS TANKER (RELEASE ON WATER) RELEASE Case description: B01a_TANK_G1_RELEASE

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for third contour plot (kW/m2) Percentage of mortality for contour calculations (%)

Results B02A_HARDARM_L1_L

_PFIRE D3B02A_HARDARM_L1_L

_PFIRE D9B02A_HARDARM_L1_L

_PFIRE E5B02A_HARDARM_L1_L

_PFIRE F2Max Diameter of the Pool Fire (m)

115,17 115,17 115,17 115,17

Heat radiation at X (kW/m2)

0,11963 0,086781 0,10622 0,12717

Heat radiation first contour at (m)

202,57 197,46 204,02 198,57

Heat radiation second contour at (m)

180,87 180,56 184,31 175,8

Heat radiation third contour at (m)

156,24 162,09 162,11 150,11

Combustion rate (kg/s)

812,54 812,54 812,54 812,54

Duration of the pool fire (s)

207,79 207,79 207,79 207,79

Heat emission from fire surface (kW/m2)

79,178 87,351 81,038 79,178

Flame tilt (deg)

37,525 53,623 45,405 31,113

View factor (%)

0,31943 0,20629 0,27595 0,33956

Atmospheric transmissivity (%)

47,299 48,16 47,501 47,299

Flame temperature (°C)

815,31 842,23 821,61 815,31

Height of the Flame (m)

95,698 81,439 92,138 95,698

Calculated pool surface

10417 10417 10417 10417

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area (m2) Weight ratio of HCL/chemical (%)

0 0 0 0

Weight ratio of NO2/chemical (%)

0 0 0 0

Weight ratio of SO2/chemical (%)

0 0 0 0

Weight ratio of CO2/chemical (%)

274,4 274,4 274,4 274,4

Weight ratio of H2O/chemical (%)

224,69 224,69 224,69 224,69

Other information Main program Effects 8.1.8.6673Chemical database DIPPR databaseChemical source DIPPR Jan2010Chemical source date 14/09/2010

Effects report created by ESLR2RH1F\andrea_silvasantos at 25/07/2013 16:33:08

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B.02b– GAS TANKER TO FSU UNLOADING ARM - LNG (RELEASE ON WATER) POOL EVAPORATION Case description: B02B_HARDARM_L2_L_EVAPORATION D3 Model: Pool evaporation version: 5.16 (25/06/2013) Reference: Yellow Book CPR14E 2rd Edition - Chapter 5: Evaporation compared to: B02B_HARDARM_L2_L_EVAPORATION D9 compared to: B02B_HARDARM_L2_L_EVAPORATION E5 compared to: B02B_HARDARM_L2_L_EVAPORATION F2 Parameters

Inputs B02B_HARDARM_L2_L_

EVAPORATION D3B02B_HARDARM_L2_L_

EVAPORATION D9 B02B_HARDARM_L2_L_

EVAPORATION E5B02B_HARDARM_L2_L_

EVAPORATION F2Chemical name (DIPPR)

METHANE (DIPPR) METHANE (DIPPR) METHANE (DIPPR) METHANE (DIPPR)

Use which representative step

First 20% average (flammable)

First 20% average (flammable)

First 20% average (flammable)

First 20% average (flammable)

Evaporation from land or water

Water Water Water Water

Type of release

Continuous Continuous Continuous Continuous

Mass flow rate of the source (kg/s)

94 94 94 94

Duration of the release (s)

120 120 120 120

Total mass released (kg)

Height pool at t=0

Value pool height at t=0 (m)

Type of pool growth on Land

Type of pool growth on Water

Confined water surface Confined water surface Confined water surface Confined water surface

Temperature of the pool (°C)

19 19 19 19

Maximum pool surface area (m2)

1364 1364 1364 1364

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Temperature of the subsoil (°C)

Temperature of the water (°C)

19 19 19 19

Max temperature difference between pool and water (K)

500 500 500 500

Wind speed at 10 m height (m/s)

3 9 5 2

Ambient temperature (°C)

19 19 19 19

Ambient relative humidity (%)

75 75 75 75

Solar radiation flux

User defined User defined User defined User defined

Solar heat radiation flux (W/m2)

100 100 100 100

Cloud cover (%)

Date: day number

Date: month number

Date: year number

Latitude of the location (deg)

Type of subsoil

Subsoil roughness description

Maximum evaluatio

1800 1800 1800 1800

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n time for evaporation (s)

Results

B02B_HARDARM_L2_L_EVAPORATION D3

B02B_HARDARM_L2_L_EVAPORATION D9

B02B_HARDARM_L2_L_EVAPORATION E5

B02B_HARDARM_L2_L_EVAPORATION F2

Heat flux from solar radiation (kW/m2)

0,1 0,1 0,1 0,1

Time pool spreading ends (s)

35,5 35,5 35,5 35,5

Time until pool has totally evaporated (s)

65,5 65,5 65,5 65,5

Purple book representative evaporation rate (kg/s)

276,1 276,1 276,1 276,1

Purple book representative evaporation duration (s)

41,024 41,024 41,024 41,024

Representative temperature (°C)

-161,49 -161,49 -161,49 -161,49

Representative pool diameter (m)

30,215 30,215 30,215 30,215

Density after mixing with air (kg/m3)

1,7175 1,5907 1,6669 1,7473

Total evaporated mass (kg)

11327 11327 11327 11327

... duration evaporation time (s)

65,5 65,5 65,5 65,5

Corresponding represen

717,01 717,01 717,01 717,01

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tative pool surface area (m2) Other information Main program Effects 8.1.8.6673Chemical database DIPPR databaseChemical source DIPPR Jan2010Chemical source date 14/09/2010

Effects report created by ESLR2RH1F\andrea_silvasantos at 25/07/2013 16:37:28

ATMOSPHERIC DISPERSION Case description: B02B_HARDARM_L2_L_DISPERSION D3 (linked to Pool evaporation - B02B_HARDARM_L2_L_EVAPORATION D3) Model: Dense Gas Dispersion: Explosive mass version: 5.13 (25/07/2013) Reference: Yellow Book 3rd edition 1997 chapter 4; Ermak, D.L. User manual for SLAB Lawrence Livermore National Laboratory, June 1990 compared to: B02B_HARDARM_L2_L_DISPERSION D9 (linked to Pool evaporation - B02B_HARDARM_L2_L_EVAPORATION D9) compared to: B02B_HARDARM_L2_L_DISPERSION E5 (linked to Pool evaporation - B02B_HARDARM_L2_L_EVAPORATION E5) compared to: B02B_HARDARM_L2_L_DISPERSION F2 (linked to Pool evaporation - B02B_HARDARM_L2_L_EVAPORATION F2) Parameters

Inputs

B02B_HARDARM_L2_L_DISPERSION D3 (linked

to Pool evaporation -B02B_HARDARM_L2_L_

EVAPORATION D3)

B02B_HARDARM_L2_L_DISPERSION D9 (linked

to Pool evaporation -B02B_HARDARM_L2_L_

EVAPORATION D9)

B02B_HARDARM_L2_L_DISPERSION E5 (linked

to Pool evaporation -B02B_HARDARM_L2_L_

EVAPORATION E5)

B02B_HARDARM_L2_L_DISPERSION F2 (linked

to Pool evaporation -B02B_HARDARM_L2_L_

EVAPORATION F2)Chemical name (DIPPR)

METHANE (DIPPR) METHANE (DIPPR) METHANE (DIPPR) METHANE (DIPPR)

Type of release

Evaporating pool release Evaporating pool release Evaporating pool release Evaporating pool release

Total mass released (kg)

Mass flow rate of the source (kg/s)

276,1 276,1 276,1 276,1

Duration of the release (s)

41,024 41,024 41,024 41,024

Initial liquid mass fraction (%)

Fixed pool surface (m2)

717,01 717,01 717,01 717,01

Diamete

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r of expanded jet (m) Temperature after release (°C)

-161,49 -161,49 -161,49 -161,49

X-coordinate of release (m)

0 0 0 0

Y-coordinate of release (m)

0 0 0 0

Z-coordinate (height) of release (m)

Ambient temperature (°C)

19 19 19 19

Meteorological data

Pasquill Pasquill Pasquill Pasquill

Pasquill stability class

D (Neutral) D (Neutral) E (Stable) F (Very Stable)

Wind speed at 10 m height (m/s)

3 9 5 2

Inverse Monin-Obukhov length (1/L) (1/m)

Predefined wind direction

N N N N

Wind comes from (North = 0 degrees) (deg)

0 0 0 0

Ambient relative humidity (%)

75 75 75 75

Roughness length description

Cultivated land Cultivated land Cultivated land Cultivated land

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Time t after start release (s)

120 120 120 120

Concentration averaging time (s)

20 20 20 20

Resolution of the time consuming graphs

Low Low Low Low

Results

B02B_HARDARM_L2_L_DISPERSION D3 (linked

to Pool evaporation -B02B_HARDARM_L2_L_

EVAPORATION D3)

B02B_HARDARM_L2_L_DISPERSION D9 (linked

to Pool evaporation -B02B_HARDARM_L2_L_

EVAPORATION D9)

B02B_HARDARM_L2_L_DISPERSION E5 (linked

to Pool evaporation -B02B_HARDARM_L2_L_

EVAPORATION E5)

B02B_HARDARM_L2_L_DISPERSION F2 (linked

to Pool evaporation -B02B_HARDARM_L2_L_

EVAPORATION F2)Explosive mass at time t (kg)

0 0 0 0

Height to LEL at time t (m)

0 0 0 0

Length of cloud (between LEL) at time t (m)

0 0 0 0

Width of cloud (between LEL) at time t (m)

0 0 0 0

Offset between release location and LEL at time t (m)

0 0 0 0

Maximum explosive mass (kg)

9394,5 6486,1 8413,1 8961,6

...at time tmem (s)

45 45 40 60

Start time where 95% of maximum of explosiv

42,158 43,098 36,939 -1E100

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e mass is reached (s) Time where explosive mass starts decreasing below 95% of max (s)

48,219 45,364 45,219 41,024

Length of cloud (between LEL) at time tmem (m)

88,49 323,78 114,97 171,61

Width of cloud (between LEL) at time tmem (m)

109,21 46,432 81,54 126,01

Offset between release location and LEL at time tmem (m)

-10,125 -12,639 -18,568 -57,713

Maximum area of explosive cloud (m2)

7485,8 12769 7738,4 18153

...at time tmac (s)

45 45 41,024 60

Explosive mass at time tmac (kg)

9394,5 6486,1 8413,1 8961,6

Length of cloud (between LEL) at time tmac (m)

88,49 323,78 114,97 171,61

Width of cloud (between LEL) at time tmac (m)

109,21 46,432 81,54 126,01

Offset between release

-10,125 -12,639 -18,568 -57,713

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location and LEL at time tmac (m) Offset between release centre and cloud centre at time tmac (m)

34,12 149,25 38,915 28,09

Inverse Monin-Obukhov length (1/L) used (1/m)

0 0 0,011686 0,04733

Other information Main program Effects 8.1.8.6673Chemical database DIPPR databaseChemical source DIPPR Jan2010Chemical source date 14/09/2010

Effects report created by ESLR2RH1F\andrea_silvasantos at 25/07/2013 16:36:29

EXPLOSION Case description: B02B_HARDARM_L2_L_UVCE D3 LC1 (linked to Dense Gas Dispersion: Explosive mass - B02B_HARDARM_L2_L_DISPERSION D3 (linked to Pool evaporation - B02B_HARDARM_L2_L_EVAPORATION D3)) Model: Explosion (Multi Energy model) version: 5.03 (25/07/2013) Reference: Yellow Book CPR14E 3rd Edition - Chapter 5: Vapour cloud explosions compared to: B02B_HARDARM_L2_L_UVCE D9 LC1 (linked to Dense Gas Dispersion: Explosive mass - B02B_HARDARM_L2_L_DISPERSION D9 (linked to Pool evaporation - B02B_HARDARM_L2_L_EVAPORATION D9)) compared to: B02B_HARDARM_L2_L_UVCE E5 LC1 (linked to Dense Gas Dispersion: Explosive mass - B02B_HARDARM_L2_L_DISPERSION E5 (linked to Pool evaporation - B02B_HARDARM_L2_L_EVAPORATION E5)) compared to: B02B_HARDARM_L2_L_UVCE F2 LC1 (linked to Dense Gas Dispersion: Explosive mass - B02B_HARDARM_L2_L_DISPERSION F2 (linked to Pool evaporation - B02B_HARDARM_L2_L_EVAPORATION F2)) Parameters

Inputs

B02B_HARDARM_L2_L_UVCE D3 LC1 (linked to Dense Gas Dispersion:

Explosive mass -B02B_HARDARM_L2_L_DISPERSION D3 (linked

to Pool evaporation -B02B_HARDARM_L2_L_

EVAPORATION D3))

B02B_HARDARM_L2_L_UVCE D9 LC1 (linked to Dense Gas Dispersion:

Explosive mass -B02B_HARDARM_L2_L_DISPERSION D9 (linked

to Pool evaporation -B02B_HARDARM_L2_L_

EVAPORATION D9))

B02B_HARDARM_L2_L_UVCE E5 LC1 (linked to Dense Gas Dispersion:

Explosive mass -B02B_HARDARM_L2_L_DISPERSION E5 (linked

to Pool evaporation -B02B_HARDARM_L2_L_

EVAPORATION E5))

B02B_HARDARM_L2_L_UVCE F2 LC1 (linked to Dense Gas Dispersion:

Explosive mass -B02B_HARDARM_L2_L_DISPERSION F2 (linked

to Pool evaporation -B02B_HARDARM_L2_L_

EVAPORATION F2))Chemical name (DIPPR)

METHANE (DIPPR) METHANE (DIPPR) METHANE (DIPPR) METHANE (DIPPR)

Ambient

1,0151 1,0151 1,0151 1,0151

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Ref: 02-901-188098-12141-Revision 2 Page E.53 of E.425

pressure (bar) Total mass in explosive range (kg)

9394,5 6486,1 8413,1 8961,6

Fraction of flammable cloud confined (%)

8 8 8 8

Curve number

5 (Medium deflagration) 5 (Medium deflagration) 5 (Medium deflagration) 5 (Medium deflagration)

Distance from release (Xd) (m)

100 100 100 100

Offset between release point and cloud centre (m)

34,12 149,25 38,915 28,09

Threshold overpressure (mbar)

100 100 100 100

X-coordinate of release (m)

0 0 0 0

Y-coordinate of release (m)

0 0 0 0

Predefined wind direction

N N N N

Wind comes from (North = 0 degrees) (deg)

0 0 0 0

Results

B02B_HARDARM_L2_L_UVCE D3 LC1 (linked to Dense Gas Dispersion:

Explosive mass -B02B_HARDARM_L2_L_DISPERSION D3 (linked

B02B_HARDARM_L2_L_UVCE D9 LC1 (linked to Dense Gas Dispersion:

Explosive mass -B02B_HARDARM_L2_L_DISPERSION D9 (linked

B02B_HARDARM_L2_L_UVCE E5 LC1 (linked to Dense Gas Dispersion:

Explosive mass -B02B_HARDARM_L2_L_DISPERSION E5 (linked

B02B_HARDARM_L2_L_UVCE F2 LC1 (linked to Dense Gas Dispersion:

Explosive mass -B02B_HARDARM_L2_L_DISPERSION F2 (linked

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Ref: 02-901-188098-12141-Revision 2 Page E.54 of E.425

to Pool evaporation -B02B_HARDARM_L2_L_

EVAPORATION D3))

to Pool evaporation -B02B_HARDARM_L2_L_

EVAPORATION D9))

to Pool evaporation -B02B_HARDARM_L2_L_

EVAPORATION E5))

to Pool evaporation -B02B_HARDARM_L2_L_

EVAPORATION F2))Confined mass in explosive range (kg)

751,56 518,88 673,04 716,93

Total combustion energy (MJ)

37601 25960 33673 35869

Peak overpressure at Xd (mbar)

87,681 77,635 84,528 86,319

Peak dynamic pressure at Xd (mbar)

6,4508 4,9007 5,9427 6,2285

Pressure impulse at Xd (Pa*s)

641,48 504,02 596,73 621,96

Positive phase duration at Xd (ms)

146,32 129,84 141,19 144,11

Dist. from center mass of cloud at threshold overpressure (m)

87,634 77,453 84,469 86,267

Blast-wave shape at Xd

Pressure wave Pressure wave Pressure wave Pressure wave

Damage (general description) at Xd

Minor damage (Zone D: 3.5 - 17 kPa).

Minor damage (Zone D: 3.5 - 17 kPa).

Minor damage (Zone D: 3.5 - 17 kPa).

Minor damage (Zone D: 3.5 - 17 kPa).

Damage to brick houses at Xd

Habitable after relatively easy repairs. Minor

structural damage (3 kPa).

Habitable after relatively easy repairs. Minor

structural damage (3 kPa).

Habitable after relatively easy repairs. Minor

structural damage (3 kPa).

Habitable after relatively easy repairs. Minor

structural damage (3 kPa).

Damage to

Minor damage. Comparable to a damage

Minor damage. Comparable to a damage

Minor damage. Comparable to a damage

Minor damage. Comparable to a damage

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typical American-style houses at Xd

due to a storm; wooden walls fail, breakage of windows (7-10 kPa).

due to a storm; wooden walls fail, breakage of windows (7-10 kPa).

due to a storm; wooden walls fail, breakage of windows (7-10 kPa).

due to a storm; wooden walls fail, breakage of windows (7-10 kPa).

Damage to structures (empirical) at Xd

Minor damage to steel frames (8-10 kPa).

Connections between steel or aluminium

ondulated plates have failed 7-14 kPa). The roof

of a storage tank has collapsed (7 kPa).

Connections between steel or aluminium

ondulated plates have failed 7-14 kPa). The

roof of a storage tank has collapsed (7 kPa).

Minor damage to steel frames (8-10 kPa).

Connections between steel or aluminium

ondulated plates have failed 7-14 kPa). The roof

of a storage tank has collapsed (7 kPa).

Minor damage to steel frames (8-10 kPa).

Connections between steel or aluminium

ondulated plates have failed 7-14 kPa). The roof

of a storage tank has collapsed (7 kPa).

Other information Main program Effects 8.1.8.6673Chemical database DIPPR databaseChemical source DIPPR Jan2010Chemical source date 14/09/2010

Effects report created by ESLR2RH1F\andrea_silvasantos at 25/07/2013 16:37:08

POOL FIRE Case description: B02B_HARDARM_L2_L_PFIRE D3 Model: Pool fire version: 5.11 (27/06/2013) Reference: Yellow Book (CPR-14E), 3rd edition 1997, Paragraph 6.5.4 compared to: B02B_HARDARM_L2_L_PFIRE D9 compared to: B02B_HARDARM_L2_L_PFIRE E5 compared to: B02B_HARDARM_L2_L_PFIRE F2 Parameters

Inputs B02B_HARDARM_L2_L

_PFIRE D3B02B_HARDARM_L2_L

_PFIRE D9B02B_HARDARM_L2_L

_PFIRE E5B02B_HARDARM_L2_L

_PFIRE F2Chemical name (DIPPR)

METHANE (DIPPR) METHANE (DIPPR) METHANE (DIPPR) METHANE (DIPPR)

Pool size determination

Unconfined fixed feed Unconfined fixed feed Unconfined fixed feed Unconfined fixed feed

Total mass released (kg)

Mass flow rate of the source (kg/s)

94 94 94 94

Duration of the release (s)

120 120 120 120

Pool surface poolfire (m2)

Height of the observer position above ground level (m)

0 0 0 0

Height of

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the confined pool above ground level (m) Hole diameter (mm)

Discharge coefficient (-)

Initial height of the liquid above release point (m)

Cross-sectional area of the tank (m2)

Pool thickness (mm)

Temperature of the pool (°C)

19 19 19 19

Pool burning rate

Calculate/Default Calculate/Default Calculate/Default Calculate/Default

Value of pool burning rate (kg/m2*s)

Fraction combustion heat radiated (%)

35 35 35 35

Soot Fraction

Calculate/Default Calculate/Default Calculate/Default Calculate/Default

Value of soot fraction (-)

Wind speed at 10 m height (m/s)

9 9 5 2

Ambient temperature (°C)

19 19 19 19

Ambient relative humidity (%)

75 75 75 75

Amount of CO2 in atmosphere (%)

0,03 0,03 0,03 0,03

Distance from the

1000 1000 1000 1000

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centre of the pool (m) Exposure duration to heat radiation (s)

75 75 75 75

Take protective effects of clothing into account

No No No No

X-coordinate of release (m)

0 0 0 0

Y-coordinate of release (m)

0 0 0 0

Predefined wind direction

N N N N

Wind comes from (North = 0 degrees) (deg)

0 0 0 0

Calculate all contours for

Physical effects Physical effects Physical effects Physical effects

Heat radiation level (lowest) for first contour plot (kW/m2)

6,8 6,8 6,8 6,8

Heat radiation level for second contour plot (kW/m2)

9,23 9,23 9,23 9,23

Heat radiation level (highest) for third contour plot (kW/m2)

13,4 13,4 13,4 13,4

Percentage of mortality for contour calculation

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s (%)

Results

B02B_HARDARM_L2_L_PFIRE D3

B02B_HARDARM_L2_L_PFIRE D9

B02B_HARDARM_L2_L_PFIRE E5

B02B_HARDARM_L2_L_PFIRE F2

Max Diameter of the Pool Fire (m)

36,073 36,073 36,073 36,073

Heat radiation at X (kW/m2)

0,0075699 0,0075699 0,0093922 0,012103

Heat radiation first contour at (m)

70,774 70,774 73,027 71,004

Heat radiation second contour at (m)

64,958 64,958 65,985 62,112

Heat radiation third contour at (m)

58,268 58,268 57,668 51,717

Combustion rate (kg/s)

79,715 79,715 79,715 79,715

Duration of the pool fire (s)

141,5 141,5 141,5 141,5

Heat emission from fire surface (kW/m2)

72,354 72,354 67,033 62,271

Flame tilt (deg)

57,602 57,602 50,022 36,175

View factor (%)

0,022654 0,022654 0,030767 0,043259

Atmospheric transmissivity (%)

46,183 46,183 45,54 44,931

Flame temperature (°C)

791,19 791,19 771,17 752,23

Height of the Flame (m)

34,696 34,696 39,254 44,222

Calculated pool surface area (m2)

1022 1022 1022 1022

Weight ratio of HCL/chemical (%)

0 0 0 0

Weight ratio of NO2/chemical (%)

0 0 0 0

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Weight ratio of SO2/chemical (%)

0 0 0 0

Weight ratio of CO2/chemical (%)

274,4 274,4 274,4 274,4

Weight ratio of H2O/chemical (%)

224,69 224,69 224,69 224,69

Other information Main program Effects 8.1.8.6673Chemical database DIPPR databaseChemical source DIPPR Jan2010Chemical source date 14/09/2010

Effects report created by ESLR2RH1F\andrea_silvasantos at 25/07/2013 16:35:47

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B.03a– FSU UNLOADING ARM - LNG (RELEASE ON WATER) POOL EVAPORATION Case description: B03a EVAP D3 Model: Pool evaporation version: 5.16 (25/07/2013) Reference: Yellow Book CPR14E 2rd Edition - Chapter 5: Evaporation compared to: B03a EVAP D9 compared to: B03a EVAP E5 compared to: B03a EVAP F2 Parameters Inputs B03a EVAP D3 B03a EVAP D9 B03a EVAP E5 B03a EVAP F2Chemical name (DIPPR) METHANE (DIPPR)METHANE (DIPPR)METHANE (DIPPR)METHANE (DIPPR)

Use which representative step First 20% average

(flammable)First 20% average

(flammable)First 20% average

(flammable)First 20% average

(flammable)Evaporation from land or water Water Water Water WaterType of release Continuous Continuous Continuous ContinuousMass flow rate of the source (kg/s)

353 353 353 353

Duration of the release (s) 120 120 120 120Total mass released (kg) Height pool at t=0 Value pool height at t=0 (m) Type of pool growth on Land

Type of pool growth on Water Confined water

surfaceConfined water

surfaceConfined water

surfaceConfined water

surfaceTemperature of the pool (°C) -161,15 -161,15 -161,15 -161,15Maximum pool surface area (m2)

10000 10000 10000 10000

Temperature of the subsoil (°C) Temperature of the water (°C) 14,4 14,4 14,4 14,4Max temperature difference between pool and water (K)

500 500 500 500

Wind speed at 10 m height (m/s) 3 9 5 2Ambient temperature (°C) 14,4 14,4 14,4 14,4Ambient relative humidity (%) 77 77 77 77Solar radiation flux User defined User defined User defined User definedSolar heat radiation flux (W/m2) 100 100 100 100Cloud cover (%) Date: day number Date: month number Date: year number Latitude of the location (deg) Type of subsoil Subsoil roughness description Maximum evaluation time for evaporation (s)

1800 1800 1800 1800

Results B03a EVAP D3 B03a EVAP D9 B03a EVAP E5 B03a EVAP F2Heat flux from solar radiation (kW/m2)

0,1 0,1 0,1 0,1

Time pool spreading ends (s) 84 84 84 84Time until pool has totally evaporated (s)

84 84 84 84

Purple book representative evaporation rate (kg/s)

774,5 774,5 774,5 774,5

Purple book representative evaporation duration (s)

54,938 54,938 54,938 54,938

Representative temperature (°C) -161,49 -161,49 -161,49 -161,49Representative pool diameter (m)

105,61 105,61 105,61 105,61

Density after mixing with air (kg/m3)

1,7001 1,5649 1,6444 1,734

Total evaporated mass (kg) 42550 42550 42550 42550

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... duration evaporation time (s) 84 84 84 84Corresponding representative pool surface area (m2)

8759,1 8759,1 8759,1 8759,1

Other information Main program Effects 8.1.8.6673Chemical database DIPPR databaseChemical source DIPPR Jan2010Chemical source date 14/09/2010

Effects report created by ESLR2RH1F\andrea_silvasantos at 25/07/2013 16:43:34

ATMOSPHERIC DISPERSION Case description: HARDARM_L1_L_DISPERSION D3 REV (linked to Pool evaporation - Case description: B03a DISP D3 (linked to Pool evaporation - B03a EVAP D3) Model: Dense Gas Dispersion: Explosive mass version: 5.13 (25/07/2013) Reference: Yellow Book 3rd edition 1997 chapter 4; Ermak, D.L. User manual for SLAB Lawrence Livermore National Laboratory, June 1990 compared to: B03a DISP D9 (linked to Pool evaporation - B03a EVAP D9) compared to: B03a DISP E5 (linked to Pool evaporation - B03a EVAP E5) compared to: B03a DISP F2 (linked to Pool evaporation - B03a EVAP F2) Parameters

Inputs B03a DISP D3 (linked to Pool evaporation -

B03a EVAP D3)

B03a DISP D9 (linked to Pool evaporation -

B03a EVAP D9)

B03a DISP E5 (linked to Pool evaporation -

B03a EVAP E5)

B03a DISP F2 (linked to Pool evaporation -

B03a EVAP F2)Chemical name (DIPPR) METHANE (DIPPR) METHANE (DIPPR) METHANE (DIPPR) METHANE (DIPPR)

Type of release Evaporating pool

releaseEvaporating pool

releaseEvaporating pool

release Evaporating pool

releaseTotal mass released (kg) Mass flow rate of the source (kg/s)

774,5 774,5 774,5 774,5

Duration of the release (s)

54,938 54,938 54,938 54,938

Initial liquid mass fraction (%)

Fixed pool surface (m2) 8759,1 8759,1 8759,1 8759,1Diameter of expanded jet (m)

Temperature after release (°C)

-161,49 -161,49 -161,49 -161,49

X-coordinate of release (m)

0 0 0 0

Y-coordinate of release (m)

0 0 0 0

Z-coordinate (height) of release (m)

Ambient temperature (°C)

19 19 19 19

Meteorological data Pasquill Pasquill Pasquill PasquillPasquill stability class D (Neutral) D (Neutral) E (Stable) F (Very Stable)Wind speed at 10 m height (m/s)

3 9 5 2

Inverse Monin-Obukhov length (1/L) (1/m)

Predefined wind direction User defined User defined User defined User definedWind comes from (North = 0 degrees) (deg)

270 270 270 270

Ambient relative humidity (%)

75 75 75 75

Roughness length description

Regular large obstacle coverage

Regular large obstacle coverage

Regular large obstacle coverage

Regular large obstacle coverage

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(suburb or forest). (suburb or forest). (suburb or forest). (suburb or forest).Time t after start release (s)

120 120 120 120

Concentration averaging time (s)

20 20 20 20

Resolution of the time consuming graphs

Low Low Low Low

Results B03a DISP D3 (linked to Pool evaporation -

B03a EVAP D3)

B03a DISP D9 (linked to Pool evaporation -

B03a EVAP D9)

B03a DISP E5 (linked to Pool evaporation -

B03a EVAP E5)

B03a DISP F2 (linked to Pool evaporation -

B03a EVAP F2)Explosive mass at time t (kg)

7228,8 0 0 28734

Height to LEL at time t (m)

21,7 0 0 27

Length of cloud (between LEL) at time t (m)

208,55 0 0 302,55

Width of cloud (between LEL) at time t (m)

85,284 0 0 91,93

Offset between release location and LEL at time t (m)

234,22 0 0 13,807

Maximum explosive mass (kg)

24411 8987,6 29489 32372

...at time tmem (s) 50 30 60 75Start time where 95% of maximum of explosive mass is reached (s)

-1E100 24,509 50,255 -1E100

Time where explosive mass starts decreasing below 95% of max (s)

54,938 54,938 61,44 54,938

Length of cloud (between LEL) at time tmem (m)

235,09 293,33 183,64 242,62

Width of cloud (between LEL) at time tmem (m)

150,49 121,52 162,02 108,9

Offset between release location and LEL at time tmem (m)

-17,351 -55,127 -11,818 -40,724

Maximum area of explosive cloud (m2)

29801 28143 31642 52817

...at time tmac (s) 50 54,938 54,938 300Explosive mass at time tmac (kg)

24411 8985,2 27975 8896,7

Length of cloud (between LEL) at time tmac (m)

235,09 296,96 218,62 392,69

Width of cloud (between LEL) at time tmac (m)

150,49 121,03 160,9 169,42

Offset between release location and LEL at time tmac (m)

-17,351 -55,127 -61,747 318,66

Offset between release centre and cloud centre at time tmac (m)

100,19 93,352 47,564 515,01

Inverse Monin-Obukhov length (1/L) used (1/m)

0 0 0,0081 0,0385

Other information Main program Effects 8.1.8.6673Chemical database DIPPR databaseChemical source DIPPR Jan2010Chemical source date 14/09/2010

Effects report created by ESLR2RH1F\andrea_silvasantos at 25/07/2013 16:40:22

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Project for a new LNG regasification facility to be located in the Marsaxlokk Bay – QRA PRELIMINARY REPORT

Ref: 02-901-188098-12141-Revision 2 Page E.63 of E.425

EXPLOSION Case description: B03a UVCE D3 (linked to Dense Gas Dispersion: Explosive mass - B03a DISP D3 (linked to Pool evaporation - B03a EVAP D3)) Model: Explosion (Multi Energy model) version: 5.03 (25/07/2013) Reference: Yellow Book CPR14E 3rd Edition - Chapter 5: Vapour cloud explosions compared to: B03a UVCE D9 (linked to Dense Gas Dispersion: Explosive mass - B03a DISP D9 (linked to Pool evaporation - B03a EVAP D9)) compared to: B03a UVCE E5 (linked to Dense Gas Dispersion: Explosive mass - B03a DISP E5 (linked to Pool evaporation - B03a EVAP E5)) compared to: B03a UVCE F2 (linked to Dense Gas Dispersion: Explosive mass - B03a DISP F2 (linked to Pool evaporation - B03a EVAP F2)) Parameters

Inputs

B03a UVCE D3 (linked to Dense Gas Dispersion: Explosive mass - B03a

DISP D3 (linked to Pool evaporation - B03a EVAP

D3))

B03a UVCE D9 (linked to Dense Gas Dispersion: Explosive mass - B03a DISP D9

(linked to Pool evaporation - B03a

EVAP D9))

B03a UVCE E5 (linked to Dense Gas Dispersion: Explosive mass - B03a DISP E5 (linked to Pool

evaporation - B03a EVAP E5))

B03a UVCE F2 (linked to Dense Gas Dispersion: Explosive mass - B03a DISP F2

(linked to Pool evaporation - B03a

EVAP F2))Chemical name (DIPPR)

METHANE (DIPPR) METHANE (DIPPR) METHANE (DIPPR) METHANE (DIPPR)

Ambient pressure (bar)

1,0151 1,0151 1,0151 1,0151

Total mass in explosive range (kg)

24411 8985,2 27975 8896,7

Fraction of flammable cloud confined (%)

8 8 8 8

Curve number 5 (Medium deflagration)5 (Medium

deflagration)5 (Medium deflagration)

5 (Medium deflagration)

Distance from release (Xd) (m)

50 50 50 50

Offset between release point and cloud centre (m)

100,19 93,352 47,564 515,01

Threshold overpressure (mbar)

100 100 100 100

X-coordinate of release (m)

0 0 0 0

Y-coordinate of release (m)

0 0 0 0

Predefined wind direction

User defined User defined User defined User defined

Wind comes from (North = 0 degrees) (deg)

270 270 270 270

Results

B03a UVCE D3 (linked to Dense Gas Dispersion: Explosive mass - B03a

DISP D3 (linked to Pool evaporation - B03a EVAP

D3))

B03a UVCE D9 (linked to Dense Gas Dispersion: Explosive mass - B03a DISP D9

(linked to Pool evaporation - B03a

EVAP D9))

B03a UVCE E5 (linked to Dense Gas Dispersion: Explosive mass - B03a DISP E5 (linked to Pool

evaporation - B03a EVAP E5))

B03a UVCE F2 (linked to Dense Gas Dispersion: Explosive mass - B03a DISP F2

(linked to Pool evaporation - B03a

EVAP F2))

Page 64: CONSEQUENCE CALCULATIONS - Environment and … DPS_QRA Annex E... · CONSEQUENCE CALCULATIONS B.01a - GAS TANKER (RELEASE ON WATER) RELEASE Case description: B01a_TANK_G1_RELEASE

Project for a new LNG regasification facility to be located in the Marsaxlokk Bay – QRA PRELIMINARY REPORT

Ref: 02-901-188098-12141-Revision 2 Page E.64 of E.425

Confined mass in explosive range (kg)

1952,9 718,82 2238 711,74

Total combustion energy (MJ)

97704 35963 1,1197E05 35609

Peak overpressure at Xd (mbar)

206,07 172,41 206,07 171,84

Peak dynamic pressure at Xd (mbar)

66,176 31,564 72,107 31,353

Pressure impulse at Xd (Pa*s)

2138,5 1210,6 2277,9 1202,7

Positive phase duration at Xd (ms)

207,55 140,44 221,08 139,98

Dist. from center mass of cloud at threshold overpressure (m)

120,48 86,342 126,08 86,058

Blast-wave shape at Xd

Pressure wave Pressure wave Pressure wave Pressure wave

Damage (general description) at Xd

Moderate damage (Zone C: 17 - 35 kPa).

Moderate damage (Zone C: 17 - 35

kPa).

Moderate damage (Zone C: 17 - 35 kPa).

Moderate damage (Zone C: 17 - 35

kPa).

Damage to brick houses at Xd

Not habitable without major repair works. Partial roof failures, 25% of all brick

walls have failed, serious damage to the remaining

carrying elements. Damage to windowframes

and doors (7-15 kPa).

Not habitable without major repair works. Partial roof failures,

25% of all brick walls have failed, serious

damage to the remaining carrying

elements. Damage to windowframes and

doors (7-15 kPa).

Not habitable without major repair works. Partial roof failures, 25% of all brick

walls have failed, serious damage to the remaining

carrying elements. Damage to windowframes

and doors (7-15 kPa).

Not habitable without major repair works. Partial roof failures,

25% of all brick walls have failed, serious

damage to the remaining carrying

elements. Damage to windowframes and

doors (7-15 kPa).

Damage to typical American-style houses at Xd

Moderate to minor damage. Deformed walls

and doors; failure of joints. Doors and window frames have failed. Wall covering has fallen down (15 kPa).

Moderate to minor damage. Deformed

walls and doors; failure of joints. Doors

and window frames have failed. Wall

covering has fallen down (15 kPa).

Moderate to minor damage. Deformed walls

and doors; failure of joints. Doors and window frames have failed. Wall covering has fallen down (15 kPa).

Moderate to minor damage. Deformed

walls and doors; failure of joints. Doors

and window frames have failed. Wall

covering has fallen down (15 kPa).

Damage to structures (empirical) at Xd

Collapse of steel frames and displacement of foundation (20 kPa).

Industrial steel self-framing structure collapsed (20-30

kPa). Cracking in empty oil-storage tanks (20-30

kPa). Slight deformation of a pipe-bridge (20-30 kPa).

Large trees have fallen down (20-40 kPa). Walls made of concrete blocks have collapsed (15-20). Minor damage to steel

Walls made of concrete blocks

have collapsed (15-20). Minor damage

to steel frames (8-10 kPa). Connections

between steel or aluminium

ondulated plates have failed 7-14

kPa). The roof of a storage tank has

collapsed (7 kPa).

Collapse of steel frames and displacement of foundation (20 kPa).

Industrial steel self-framing structure collapsed (20-30

kPa). Cracking in empty oil-storage tanks (20-30

kPa). Slight deformation of a pipe-bridge (20-30 kPa).

Large trees have fallen down (20-40 kPa). Walls made of concrete blocks have collapsed (15-20). Minor damage to steel

Walls made of concrete blocks

have collapsed (15-20). Minor damage

to steel frames (8-10 kPa). Connections

between steel or aluminium

ondulated plates have failed 7-14

kPa). The roof of a storage tank has

collapsed (7 kPa).

Page 65: CONSEQUENCE CALCULATIONS - Environment and … DPS_QRA Annex E... · CONSEQUENCE CALCULATIONS B.01a - GAS TANKER (RELEASE ON WATER) RELEASE Case description: B01a_TANK_G1_RELEASE

Project for a new LNG regasification facility to be located in the Marsaxlokk Bay – QRA PRELIMINARY REPORT

Ref: 02-901-188098-12141-Revision 2 Page E.65 of E.425

frames (8-10 kPa). Connections between steel

or aluminium ondulated plates have failed 7-14

kPa). The roof of a storage tank has collapsed (7 kPa).

frames (8-10 kPa). Connections between steel

or aluminium ondulated plates have failed 7-14

kPa). The roof of a storage tank has collapsed (7 kPa).

Other information Main program Effects 8.1.8.6673Chemical database DIPPR databaseChemical source DIPPR Jan2010Chemical source date 14/09/2010

Effects report created by ESLR2RH1F\andrea_silvasantos at 25/07/2013 16:42:11

POOL FIRE Case description: B03a PFIRE D3 Model: Pool fire version: 5.11 (25/07/2013) Reference: Yellow Book (CPR-14E), 3rd edition 1997, Paragraph 6.5.4 compared to: B03a PFIRE D9 compared to: B03a PFIRE E5 compared to: B03a PFIRE F2 Parameters Inputs B03a PFIRE D3 B03a PFIRE D9 B03a PFIRE E5 B03a PFIRE F2

Chemical name (DIPPR) METHANE

(DIPPR)METHANE

(DIPPR)METHANE

(DIPPR)METHANE

(DIPPR)Pool size determination Confined Confined Confined ConfinedTotal mass released (kg) 42630 42630 42630 42630Mass flow rate of the source (kg/s) Duration of the release (s) Pool surface poolfire (m2) 10000 10000 10000 10000Height of the observer position above ground level (m)

0 0 0 0

Height of the confined pool above ground level (m)

0 0 0 0

Hole diameter (mm) Discharge coefficient (-) Initial height of the liquid above release point (m)

Cross-sectional area of the tank (m2) Pool thickness (mm) Temperature of the pool (°C) -161,15 -161,15 -161,15 -161,15Pool burning rate Calculate/Default Calculate/Default Calculate/Default Calculate/DefaultValue of pool burning rate (kg/m2*s) Fraction combustion heat radiated (%) 35 35 35 35Soot Fraction Calculate/Default Calculate/Default Calculate/Default Calculate/DefaultValue of soot fraction (-) Wind speed at 10 m height (m/s) 3 9 5 2Ambient temperature (°C) 19 19 19 19Ambient relative humidity (%) 75 75 75 75Amount of CO2 in atmosphere (%) 0,03 0,03 0,03 0,03Distance from the centre of the pool (m)

1000 1000 1000 1000

Exposure duration to heat radiation (s) 20 20 20 20Take protective effects of clothing into account

No No No No

X-coordinate of release (m) 0 0 0 0Y-coordinate of release (m) 0 0 0 0Predefined wind direction User defined User defined User defined User definedWind comes from (North = 0 degrees) 270 270 270 270

Page 66: CONSEQUENCE CALCULATIONS - Environment and … DPS_QRA Annex E... · CONSEQUENCE CALCULATIONS B.01a - GAS TANKER (RELEASE ON WATER) RELEASE Case description: B01a_TANK_G1_RELEASE

Project for a new LNG regasification facility to be located in the Marsaxlokk Bay – QRA PRELIMINARY REPORT

Ref: 02-901-188098-12141-Revision 2 Page E.66 of E.425

(deg) Calculate all contours for Physical effects Physical effects Physical effects Physical effectsHeat radiation level (lowest) for first contour plot (kW/m2)

6,8 6,8 6,8 6,8

Heat radiation level for second contour plot (kW/m2)

9,23 9,23 9,23 9,23

Heat radiation level (highest) for third contour plot (kW/m2)

13,4 13,4 13,4 13,4

Percentage of mortality for contour calculations (%)

Results B03a PFIRE D3 B03a PFIRE D9 B03a PFIRE E5 B03a PFIRE F2Max Diameter of the Pool Fire (m) 112,84 112,84 112,84 112,84Heat radiation at X (kW/m2) 0,11465 0,083056 0,10169 0,12194Heat radiation first contour at (m) 198,96 193,87 200,39 195,03Heat radiation second contour at (m) 177,63 177,35 181,02 172,64Heat radiation third contour at (m) 153,44 159,19 159,19 147,33Combustion rate (kg/s) 780 780 780 780Duration of the pool fire (s) 54,654 54,654 54,654 54,654Heat emission from fire surface (kW/m2)

78,846 87,066 80,77 78,846

Flame tilt (deg) 37,614 53,697 45,489 31,201View factor (%) 0,30773 0,19824 0,26527 0,32729Atmospheric transmissivity (%) 47,253 48,121 47,462 47,253Flame temperature (°C) 814,17 841,32 820,71 814,17Height of the Flame (m) 94,407 80,225 90,764 94,407Calculated pool surface area (m2) 10000 10000 10000 10000Weight ratio of HCL/chemical (%) 0 0 0 0Weight ratio of NO2/chemical (%) 0 0 0 0Weight ratio of SO2/chemical (%) 0 0 0 0Weight ratio of CO2/chemical (%) 274,4 274,4 274,4 274,4Weight ratio of H2O/chemical (%) 224,69 224,69 224,69 224,69 Other information Main program Effects 8.1.8.6673Chemical database DIPPR databaseChemical source DIPPR Jan2010Chemical source date 14/09/2010

Effects report created by ESLR2RH1F\andrea_silvasantos at 25/07/2013 16:46:09

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Project for a new LNG regasification facility to be located in the Marsaxlokk Bay – QRA PRELIMINARY REPORT

Ref: 02-901-188098-12141-Revision 2 Page E.67 of E.425

B.03b– FSU UNLOADING AR, - LNG (RELEASE ON WATER) POOL EVAPORATION Case description: B03b EVAP D3 Model: Pool evaporation version: 5.16 (25/07/2013) Reference: Yellow Book CPR14E 2rd Edition - Chapter 5: Evaporation compared to: B03b EVAP D9 compared to: B03b EVAP E5 compared to: B03b EVAP F2 Parameters Inputs B03b EVAP D3 B03b EVAP D9 B03b EVAP E5 B03b EVAP F2Chemical name (DIPPR) METHANE (DIPPR)METHANE (DIPPR)METHANE (DIPPR)METHANE (DIPPR)

Use which representative step First 20% average

(flammable)First 20% average

(flammable)First 20% average

(flammable)First 20% average

(flammable)Evaporation from land or water Water Water Water WaterType of release Continuous Continuous Continuous ContinuousMass flow rate of the source (kg/s)

2,18 2,18 2,18 2,18

Duration of the release (s) 120 120 120 120Total mass released (kg) Height pool at t=0 Value pool height at t=0 (m) Type of pool growth on Land

Type of pool growth on Water Confined water

surfaceConfined water

surfaceConfined water

surfaceConfined water

surfaceTemperature of the pool (°C) -161,15 -161,15 -161,15 -161,15Maximum pool surface area (m2)

62 62 62 62

Temperature of the subsoil (°C) Temperature of the water (°C) 14,4 14,4 14,4 14,4Max temperature difference between pool and water (K)

500 500 500 500

Wind speed at 10 m height (m/s) 3 9 5 2Ambient temperature (°C) 14,4 14,4 14,4 14,4Ambient relative humidity (%) 77 77 77 77Solar radiation flux User defined User defined User defined User definedSolar heat radiation flux (W/m2) 100 100 100 100Cloud cover (%) Date: day number Date: month number Date: year number Latitude of the location (deg) Type of subsoil Subsoil roughness description Maximum evaluation time for evaporation (s)

1800 1800 1800 1800

Results B03b EVAP D3 B03b EVAP D9 B03b EVAP E5 B03b EVAP F2Heat flux from solar radiation (kW/m2)

0,1 0,1 0,1 0,1

Time pool spreading ends (s) 16 16 16 16Time until pool has totally evaporated (s)

19 19 19 19

Purple book representative evaporation rate (kg/s)

36,671 36,671 36,671 36,671

Purple book representative evaporation duration (s)

7,2048 7,2048 7,2048 7,2048

Representative temperature (°C) -161,49 -161,49 -161,49 -161,49Representative pool diameter (m)

8,8849 8,8849 8,8849 8,8849

Density after mixing with air (kg/m3)

1,6365 1,4807 1,5668 1,6833

Total evaporated mass (kg) 264,2 264,2 264,2 264,2

Page 68: CONSEQUENCE CALCULATIONS - Environment and … DPS_QRA Annex E... · CONSEQUENCE CALCULATIONS B.01a - GAS TANKER (RELEASE ON WATER) RELEASE Case description: B01a_TANK_G1_RELEASE

Project for a new LNG regasification facility to be located in the Marsaxlokk Bay – QRA PRELIMINARY REPORT

Ref: 02-901-188098-12141-Revision 2 Page E.68 of E.425

... duration evaporation time (s) 19 19 19 19Corresponding representative pool surface area (m2)

62 62 62 62

Other information Main program Effects 8.1.8.6673Chemical database DIPPR databaseChemical source DIPPR Jan2010Chemical source date 14/09/2010

DISPERSION Case description: B03b DISP D3 (linked to Pool evaporation - B03b EVAP D3) Model: Dense Gas Dispersion: Explosive mass version: 5.13 (25/07/2013) Reference: Yellow Book 3rd edition 1997 chapter 4; Ermak, D.L. User manual for SLAB Lawrence Livermore National Laboratory, June 1990 compared to: B03b DISP D9 (linked to Pool evaporation - B03b EVAP D9) compared to: B03b DISP E5 (linked to Pool evaporation - B03b EVAP E5) compared to: B03b DISP F2 (linked to Pool evaporation - B03b EVAP F2) Parameters

Inputs B03b DISP D3 (linked to Pool evaporation -

B03b EVAP D3)

B03b DISP D9 (linked to Pool evaporation -

B03b EVAP D9)

B03b DISP E5 (linked to Pool evaporation -

B03b EVAP E5)

B03b DISP F2 (linked to Pool evaporation -

B03b EVAP F2)Chemical name (DIPPR) METHANE (DIPPR) METHANE (DIPPR) METHANE (DIPPR) METHANE (DIPPR)

Type of release Evaporating pool

releaseEvaporating pool

releaseEvaporating pool

release Evaporating pool

releaseTotal mass released (kg) Mass flow rate of the source (kg/s)

36,671 36,671 36,671 36,671

Duration of the release (s)

7,2048 7,2048 7,2048 7,2048

Initial liquid mass fraction (%)

Fixed pool surface (m2) 62 62 62 62Diameter of expanded jet (m)

Temperature after release (°C)

-161,49 -161,49 -161,49 -161,49

X-coordinate of release (m)

0 0 0 0

Y-coordinate of release (m)

0 0 0 0

Z-coordinate (height) of release (m)

Ambient temperature (°C)

14,4 14,4 14,4 14,4

Meteorological data Pasquill Pasquill Pasquill PasquillPasquill stability class D (Neutral) D (Neutral) E (Stable) F (Very Stable)Wind speed at 10 m height (m/s)

3 9 5 2

Inverse Monin-Obukhov length (1/L) (1/m)

Predefined wind direction User defined User defined User defined User definedWind comes from (North = 0 degrees) (deg)

270 270 270 270

Ambient relative humidity (%)

77 77 77 77

Roughness length description

Regular large obstacle coverage (suburb or forest).

Regular large obstacle coverage (suburb or forest).

Regular large obstacle coverage (suburb or forest).

Regular large obstacle coverage (suburb or forest).

Time t after start release (s)

120 120 120 120

Concentration averaging time (s)

20 20 20 20

Page 69: CONSEQUENCE CALCULATIONS - Environment and … DPS_QRA Annex E... · CONSEQUENCE CALCULATIONS B.01a - GAS TANKER (RELEASE ON WATER) RELEASE Case description: B01a_TANK_G1_RELEASE

Project for a new LNG regasification facility to be located in the Marsaxlokk Bay – QRA PRELIMINARY REPORT

Ref: 02-901-188098-12141-Revision 2 Page E.69 of E.425

Resolution of the time consuming graphs

Low Low Low Low

Results B03b DISP D3 (linked to Pool evaporation -

B03b EVAP D3)

B03b DISP D9 (linked to Pool evaporation -

B03b EVAP D9)

B03b DISP E5 (linked to Pool evaporation -

B03b EVAP E5)

B03b DISP F2 (linked to Pool evaporation -

B03b EVAP F2)Explosive mass at time t (kg)

0 0 0 -1E100

Height to LEL at time t (m)

0 0 0 -1E100

Length of cloud (between LEL) at time t (m)

0 0 0 -1E100

Width of cloud (between LEL) at time t (m)

0 0 0 -1E100

Offset between release location and LEL at time t (m)

0 0 0 -1E100

Maximum explosive mass (kg)

196,31 180,62 194,24 -1E100

...at time tmem (s) 7,5 7 7,5 -1E100Start time where 95% of maximum of explosive mass is reached (s)

-1E100 6,4346 -1E100 -1E100

Time where explosive mass starts decreasing below 95% of max (s)

7,2048 8,2784 7,2048 -1E100

Length of cloud (between LEL) at time tmem (m)

27,474 34,656 33,691 -1E100

Width of cloud (between LEL) at time tmem (m)

14,767 14,82 14,773 -1E100

Offset between release location and LEL at time tmem (m)

-6,6877 -5,2709 -5,6714 -1E100

Maximum area of explosive cloud (m2)

401,46 495,91 478,28 -1E100

...at time tmac (s) 15 8 12,5 -1E100Explosive mass at time tmac (kg)

152,77 179,75 151,83 0

Length of cloud (between LEL) at time tmac (m)

36,114 38,845 43,125 -1E100

Width of cloud (between LEL) at time tmac (m)

13,786 15,198 13,769 -1E100

Offset between release location and LEL at time tmac (m)

1,9316 -1,695 2,7495 -1E100

Offset between release centre and cloud centre at time tmac (m)

19,989 17,728 24,312 -1,5E100

Inverse Monin-Obukhov length (1/L) used (1/m)

0 0 0,0081 0

Other information Main program Effects 8.1.8.6673Chemical database DIPPR databaseChemical source DIPPR Jan2010Chemical source date 14/09/2010

Effects report created by ESLR2RH1F\andrea_silvasantos at 25/07/2013 16:41:22

EXPLOSION Case description: B03b UVCE D3 (linked to Dense Gas Dispersion: Explosive mass - B03b DISP D3 (linked to Pool evaporation - B03b EVAP D3))

Page 70: CONSEQUENCE CALCULATIONS - Environment and … DPS_QRA Annex E... · CONSEQUENCE CALCULATIONS B.01a - GAS TANKER (RELEASE ON WATER) RELEASE Case description: B01a_TANK_G1_RELEASE

Project for a new LNG regasification facility to be located in the Marsaxlokk Bay – QRA PRELIMINARY REPORT

Ref: 02-901-188098-12141-Revision 2 Page E.70 of E.425

Model: Explosion (Multi Energy model) version: 5.03 (25/07/2013) Reference: Yellow Book CPR14E 3rd Edition - Chapter 5: Vapour cloud explosions compared to: B03b UVCE D9 (linked to Dense Gas Dispersion: Explosive mass - B03b DISP D9 (linked to Pool evaporation - B03b EVAP D9)) compared to: B03b UVCE E5 (linked to Dense Gas Dispersion: Explosive mass - B03b DISP E5 (linked to Pool evaporation - B03b EVAP E5)) compared to: B03b UVCE F2 (linked to Dense Gas Dispersion: Explosive mass - B03b DISP F2 (linked to Pool evaporation - B03b EVAP F2)) Parameters

Inputs

B03b UVCE D3 (linked to Dense Gas

Dispersion: Explosive mass - B03b DISP D3

(linked to Pool evaporation - B03b

EVAP D3))

B03b UVCE D9 (linked to Dense Gas

Dispersion: Explosive mass - B03b DISP D9

(linked to Pool evaporation - B03b

EVAP D9))

B03b UVCE E5 (linked to Dense Gas

Dispersion: Explosive mass - B03b DISP E5

(linked to Pool evaporation - B03b

EVAP E5))

B03b UVCE F2 (linked to Dense Gas

Dispersion: Explosive mass - B03b DISP F2

(linked to Pool evaporation - B03b

EVAP F2))Chemical name (DIPPR)

METHANE (DIPPR) METHANE (DIPPR) METHANE (DIPPR) METHANE (DIPPR)

Ambient pressure (bar)

1,0151 1,0151 1,0151 1,0151

Total mass in explosive range (kg)

152,77 179,75 151,83 0

Fraction of flammable cloud confined (%)

8 8 8 8

Curve number 5 (Medium deflagration)5 (Medium deflagration)5 (Medium deflagration) 5 (Medium deflagration)Distance from release (Xd) (m)

50 50 50 50

Offset between release point and cloud centre (m)

19,989 17,728 24,312 -1,5E100

Threshold overpressure (mbar)

100 100 100 100

X-coordinate of release (m)

0 0 0 0

Y-coordinate of release (m)

0 0 0 0

Predefined wind direction

User defined User defined User defined User defined

Wind comes from (North = 0 degrees) (deg)

270 270 270 270

Results

B03b UVCE D3 (linked to Dense Gas

Dispersion: Explosive mass - B03b DISP D3

(linked to Pool evaporation - B03b

EVAP D3))

B03b UVCE D9 (linked to Dense Gas

Dispersion: Explosive mass - B03b DISP D9

(linked to Pool evaporation - B03b

EVAP D9))

B03b UVCE E5 (linked to Dense Gas

Dispersion: Explosive mass - B03b DISP E5

(linked to Pool evaporation - B03b

EVAP E5))

B03b UVCE F2 (linked to Dense Gas

Dispersion: Explosive mass - B03b DISP F2

(linked to Pool evaporation - B03b

EVAP F2))Confined mass in explosive range (kg)

12,222 14,38 12,147 0

Total combustion energy (MJ)

611,48 719,46 607,7 -1E94

Peak overpressure at Xd (mbar)

44,536 47,613 44,432 -1E98

Peak dynamic pressure at Xd

1,2367 1,4296 1,2296 -1E98

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Project for a new LNG regasification facility to be located in the Marsaxlokk Bay – QRA PRELIMINARY REPORT

Ref: 02-901-188098-12141-Revision 2 Page E.71 of E.425

(mbar) Pressure impulse at Xd (Pa*s)

85,25 96,169 84,877 -1E100

Positive phase duration at Xd (ms)

38,284 40,396 38,206 -1E103

Dist. from center mass of cloud at threshold overpressure (m)

22,202 23,439 22,156 -1E100

Blast-wave shape at Xd

Pressure wave Pressure wave Pressure wave *** NOT INITIALIZED

Damage (general description) at Xd

Minor damage (Zone D: 3.5 - 17 kPa).

Minor damage (Zone D: 3.5 - 17 kPa).

Minor damage (Zone D: 3.5 - 17 kPa).

No damage or very minor damage

Damage to brick houses at Xd

Habitable after relatively easy repairs.

Minor structural damage (3 kPa).

Habitable after relatively easy repairs.

Minor structural damage (3 kPa).

Habitable afterrelatively easy repairs.

Minor structural damage (3 kPa).

No damage or very minor damage

Damage to typical American-style houses at Xd

No damage or very minor damage

No damage or very minor damage

No damage or very minor damage

No damage or very minor damage

Damage to structures (empirical) at Xd

No damage or very minor damage

No damage or very minor damage

No damage or very minor damage

No damage or very minor damage

Other information Main program Effects 8.1.8.6673Chemical database DIPPR databaseChemical source DIPPR Jan2010Chemical source date 14/09/2010

Effects report created by ESLR2RH1F\andrea_silvasantos at 25/07/2013 16:42:53

POOL FIRE Case description: B03b PFIRE D3 Model: Pool fire version: 5.11 (25/07/2013) Reference: Yellow Book (CPR-14E), 3rd edition 1997, Paragraph 6.5.4 compared to: B03b PFIRE D9 compared to: B03b PFIRE E5 compared to: B03b PFIRE F2 Parameters Inputs B03b PFIRE D3 B03b PFIRE D9 B03b PFIRE E5 B03b PFIRE F2

Chemical name (DIPPR) METHANE

(DIPPR)METHANE

(DIPPR)METHANE

(DIPPR)METHANE

(DIPPR)Pool size determination Confined Confined Confined ConfinedTotal mass released (kg) 261,6 261,6 261,6 261,6Mass flow rate of the source (kg/s) Duration of the release (s) Pool surface poolfire (m2) 62 62 62 62Height of the observer position above ground level (m)

0 0 0 0

Height of the confined pool above ground level (m)

0 0 0 0

Hole diameter (mm) Discharge coefficient (-) Initial height of the liquid above release point (m)

Cross-sectional area of the tank (m2) Pool thickness (mm)

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Ref: 02-901-188098-12141-Revision 2 Page E.72 of E.425

Temperature of the pool (°C) -161,15 -161,15 -161,15 -161,15Pool burning rate Calculate/Default Calculate/Default Calculate/Default Calculate/DefaultValue of pool burning rate (kg/m2*s) Fraction combustion heat radiated (%) 35 35 35 35Soot Fraction Calculate/Default Calculate/Default Calculate/Default Calculate/DefaultValue of soot fraction (-) Wind speed at 10 m height (m/s) 3 9 5 2Ambient temperature (°C) 19 19 19 19Ambient relative humidity (%) 75 75 75 75Amount of CO2 in atmosphere (%) 0,03 0,03 0,03 0,03Distance from the centre of the pool (m)

1000 1000 1000 1000

Exposure duration to heat radiation (s) 20 20 20 20Take protective effects of clothing into account

No No No No

X-coordinate of release (m) 0 0 0 0Y-coordinate of release (m) 0 0 0 0Predefined wind direction User defined User defined User defined User definedWind comes from (North = 0 degrees) (deg)

270 270 270 270

Calculate all contours for Physical effects Physical effects Physical effects Physical effectsHeat radiation level (lowest) for first contour plot (kW/m2)

6,8 6,8 6,8 6,8

Heat radiation level for second contour plot (kW/m2)

9,23 9,23 9,23 9,23

Heat radiation level (highest) for third contour plot (kW/m2)

13,4 13,4 13,4 13,4

Percentage of mortality for contour calculations (%)

Results B03b PFIRE D3 B03b PFIRE D9 B03b PFIRE E5 B03b PFIRE F2Max Diameter of the Pool Fire (m) 8,8849 8,8849 8,8849 8,8849Heat radiation at X (kW/m2) 0,0006517 0,00042763 0,00053985 0,00074604Heat radiation first contour at (m) 21,649 21,422 21,932 20,839Heat radiation second contour at (m) 18,814 19,233 19,345 17,859Heat radiation third contour at (m) 15,53 17,552 16,941 13,998Combustion rate (kg/s) 4,836 4,836 4,836 4,836Duration of the pool fire (s) 54,094 54,094 54,094 54,094Heat emission from fire surface (kW/m2)

50,042 57,532 53,369 47,584

Flame tilt (deg) 48,267 61,915 55,145 42,233View factor (%) 0,003 0,0016828 0,0023132 0,0036322Atmospheric transmissivity (%) 43,41 44,17 43,728 43,165Flame temperature (°C) 698,08 732,27 713,71 686,03Height of the Flame (m) 15,603 12,388 14,016 16,99Calculated pool surface area (m2) 62 62 62 62Weight ratio of HCL/chemical (%) 0 0 0 0Weight ratio of NO2/chemical (%) 0 0 0 0Weight ratio of SO2/chemical (%) 0 0 0 0Weight ratio of CO2/chemical (%) 274,4 274,4 274,4 274,4Weight ratio of H2O/chemical (%) 224,69 224,69 224,69 224,69 Other information Main program Effects 8.1.8.6673Chemical database DIPPR databaseChemical source DIPPR Jan2010Chemical source date 14/09/2010

Effects report created by ESLR2RH1F\andrea_silvasantos at 25/07/2013 16:47:00

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Project for a new LNG regasification facility to be located in the Marsaxlokk Bay – QRA PRELIMINARY REPORT

Ref: 02-901-188098-12141-Revision 2 Page E.73 of E.425

B.04a GAS TANKER UNLOADING ARM - GAS RETURN TO GAS TANKER JET FIRE Case description: B04a_D3 Model: Gas Jet Fire (Chamberlain model) version: 5.12 (25/07/2013) Reference: Chamberlain, G.A., Development in design methods for predicting thermal radiation from flares~Chem. Eng. Res. Des. Vol.65 July 1987 pagina 299 - 309~ compared to: B04a_D9 compared to: B04a_E5 compared to: B04a_F2 Parameters Inputs B04a_D3 B04a_D9 B04a_E5 B04a_F2Chemical name (DIPPR) METHANE (DIPPR) METHANE (DIPPR) METHANE (DIPPR) METHANE (DIPPR)

Type of release Release from vessel

through (a hole in) pipe

Release from vessel through (a hole in)

pipe

Release from vessel through (a hole in)

pipe

Release from vessel through (a hole in)

pipePipeline length (m) 30 30 30 30Pipeline diameter (inch) 12 12 12 12Pipeline roughness (mm) 0,045 0,045 0,045 0,045Hole diameter (inch) 12 12 12 12Hole rounding Rounded edges Rounded edges Rounded edges Rounded edgesDischarge coefficient (-) 1 1 1 1Initial temperature in vessel (°C)

-151 -151 -151 -151

Initial (absolute) pressure in vessel (bar)

1,03 1,03 1,03 1,03

Outflow angle in XZ plane (0°=horizontal; 90°=vertical) (deg)

45 45 45 45

Release height (Stack height) (m)

1 1 1 1

Wind speed at 10 m height (m/s)

3 9 5 2

Ambient temperature (°C) 19 19 19 19Ambient relative humidity (%)

75 75 75 75

Flame temperature (°C) 926,85 926,85 926,85 926,85Amount of CO2 in atmosphere (%)

0,03 0,03 0,03 0,03

Percentage of the flame covered by soot (%)

0 0 0 0

Distance from release (Xd) (m)

100 100 100 100

X-coordinate of release (m) 0 0 0 0Y-coordinate of release (m) 0 0 0 0Predefined wind direction User defined User defined User defined User definedWind comes from (North = 0 degrees) (deg)

270 270 270 270

Results B04a_D3 B04a_D9 B04a_E5 B04a_F2Initial source strength (kg/s) 3,3751 3,3751 3,3751 3,3751Type of flow of the jet Unchoked flow Unchoked flow Unchoked flow Unchoked flowExit velocity of expanding jet (m/s)

28,824 28,824 28,824 28,824

Angle between hole and flame axis (alpha) (deg)

0 16,056 1,5266 0

Frustum lift off height (b) (m) 6,21 0,37833 0,55996 6,939Width of frustum base (W1) (m)

3,0683 1,256 2,203 3,6564

Width of frustum tip (W2) (m)

13,905 10,274 12,028 15,024

Length of frustum (flame) (Rl) (m)

24,84 23,948 26,409 27,756

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Ref: 02-901-188098-12141-Revision 2 Page E.74 of E.425

Tilt angle central axis flare (alpha_b) (deg)

0 15,81 1,4949 0

Surface area of frustum (m2)

837,08 525,5 717,94 1019,1

Surface area of a cylinder (m2)

775,4 485,94 669,9 951,5

Surface emissive power (max) (kW/m2)

65,622 104,71 75,956 53,477

Surface emissive power (actual) (kW/m2)

65,622 104,71 75,956 53,477

Atmospheric transmissivity (%)

68,48 68,1 68,157 68,545

View factor (%) 0,86995 0,42126 0,68539 1,1076Heat radiation at Xd (kW/m2)

0,39164 0,30183 0,3556 0,40675

Other information Main program Effects 8.1.8.6673Chemical database DIPPR databaseChemical source DIPPR Jan2010Chemical source date 14/09/2010

Effects report created by ESLR2RH1F\andrea_silvasantos at 25/07/2013 16:11:10

DISPERSION Case description: B04a_DISP D3 (linked to Gas Jet Fire (Chamberlain model) - B04a_D3) Model: Neutral Gas Dispersion: Explosive mass version: 5.14 (25/07/2013) Reference: Yellow Book (CPR-14E), 3rd edition 1997, Chapter 4 compared to: B04a_DISP D9 (linked to Gas Jet Fire (Chamberlain model) - B04a_D9) compared to: B04a_DISP E5 (linked to Gas Jet Fire (Chamberlain model) - B04a_E5) compared to: B04a_DISP F2 (linked to Gas Jet Fire (Chamberlain model) - B04a_F2) Parameters

Inputs

B04a_DISP D3 (linked to Gas Jet Fire

(Chamberlain model) -B04a_D3)

B04a_DISP D9 (linked to Gas Jet Fire

(Chamberlain model) - B04a_D9)

B04a_DISP E5 (linked to Gas Jet Fire

(Chamberlain model) -B04a_E5)

B04a_DISP F2 (linked to Gas Jet Fire

(Chamberlain model) -B04a_F2)

Chemical name (DIPPR)

METHANE (DIPPR) METHANE (DIPPR) METHANE (DIPPR) METHANE (DIPPR)

Type of release Continuous Continuous Continuous ContinuousTotal mass released (kg)

Mass flow rate of the source (kg/s)

3,3751 3,3751 3,3751 3,3751

Duration of the release (s)

X-coordinate of release (m)

0 0 0 0

Y-coordinate of release (m)

0 0 0 0

Z-coordinate (height) of release (m)

0 0 0 0

Length source in wind (x) direction (m)

0 0 0 0

Length source in crosswind (y) direction (m)

0 0 0 0

Length source in vertical (z) direction (m)

0 0 0 0

Ambient temperature 19 19 19 19

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Project for a new LNG regasification facility to be located in the Marsaxlokk Bay – QRA PRELIMINARY REPORT

Ref: 02-901-188098-12141-Revision 2 Page E.75 of E.425

(°C) Meteorological data Pasquill Pasquill Pasquill PasquillPasquill stability class D (Neutral) D (Neutral) E (Stable) F (Very Stable)Wind speed at 10 m height (m/s)

3 9 5 2

Latitude of the location (deg)

51 51 51 51

Inverse Monin-Obukhov length (1/L) (1/m)

Mixing height (m) Stand. dev. of turbulent velocity in vertical direction (m/s)

Stand. dev. of turbulent velocity in horizontal direction (m/s)

Roughness length description

Regular large obstacle coverage (suburb or

forest).

Regular large obstacle coverage (suburb or

forest).

Regular large obstacle coverage (suburb or

forest).

Regular large obstacle coverage (suburb or

forest).Predefined wind direction

User defined User defined User defined User defined

Wind comes from (North = 0 degrees) (deg)

270 270 270 270

Time t after start release (s)

Concentration averaging time (s)

20 20 20 20

Integration tolerance (%)

0,1 0,1 0,1 0,1

Resolution of the time consuming graphs

Results

B04a_DISP D3 (linked to Gas Jet Fire

(Chamberlain model) -B04a_D3)

B04a_DISP D9 (linked to Gas Jet Fire

(Chamberlain model) - B04a_D9)

B04a_DISP E5 (linked to Gas Jet Fire

(Chamberlain model) -B04a_E5)

B04a_DISP F2 (linked to Gas Jet Fire

(Chamberlain model) -B04a_F2)

Total explosive mass (kg)

28,278 4,6123 18,915 156,73

Height to LEL (m) 5,6 3,6 4,1 5,3Length of cloud (between LEL) (m)

43,9 21,44 49,14 165,58

Width of cloud (between LEL) (m)

3,2411 1,6943 2,6787 5,202

Offset between release location and LEL (m)

0,01 0,01 0,01 0,01

Maximum area of explosive cloud (m2)

114,16 29,442 105,01 675,41

Explosive mass at time tmac (kg)

28,278 4,6123 18,915 156,73

Inverse Monin-Obukhov length (1/L) used (1/m)

0 0 0,0083197 0,050692

Mixing height used (m)

500 500 361,02 70,689

Stand. dev. of turbulent velocity in vert. direction used (m/s)

1,0135 3,0406 1,455 0,3399

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Project for a new LNG regasification facility to be located in the Marsaxlokk Bay – QRA PRELIMINARY REPORT

Ref: 02-901-188098-12141-Revision 2 Page E.76 of E.425

Stand. dev. of turbulent velocity in horiz. direction used (m/s)

0,69649 2,0895 0,99553 0,23256

Other information Main program Effects 8.1.8.6673Chemical database DIPPR databaseChemical source DIPPR Jan2010Chemical source date 14/09/2010

Effects report created by ESLR2RH1F\andrea_silvasantos at 25/07/2013 16:12:53

Page 77: CONSEQUENCE CALCULATIONS - Environment and … DPS_QRA Annex E... · CONSEQUENCE CALCULATIONS B.01a - GAS TANKER (RELEASE ON WATER) RELEASE Case description: B01a_TANK_G1_RELEASE

Project for a new LNG regasification facility to be located in the Marsaxlokk Bay – QRA PRELIMINARY REPORT

Ref: 02-901-188098-12141-Revision 2 Page E.77 of E.425

B.04b– GAS TANKER UNLOADING ARM - GAS RETURN TO GAS TANKER JET FIRE Case description: B04b_D3 Model: Gas Jet Fire (Chamberlain model) version: 5.12 (25/07/2013) Reference: Chamberlain, G.A., Development in design methods for predicting thermal radiation from flares~Chem. Eng. Res. Des. Vol.65 July 1987 pagina 299 - 309~ compared to: B04b_D9 compared to: B04b_E5 compared to: B04b_F2 Parameters Inputs B04b_D3 B04b_D9 B04b_E5 B04b_F2Chemical name (DIPPR) METHANE (DIPPR) METHANE (DIPPR) METHANE (DIPPR) METHANE (DIPPR)

Type of release Release from vessel

through (a hole in) pipe

Release from vessel through (a hole in)

pipe

Release from vessel through (a hole in)

pipe

Release from vessel through (a hole in)

pipePipeline length (m) 30 30 30 30Pipeline diameter (inch) 12 12 12 12Pipeline roughness (mm) 0,045 0,045 0,045 0,045Hole diameter (inch) 1,2 1,2 1,2 1,2Hole rounding Sharp edges Sharp edges Sharp edges Sharp edgesDischarge coefficient (-) 0,62 0,62 0,62 0,62Initial temperature in vessel (°C)

-151 -151 -151 -151

Initial (absolute) pressure in vessel (bar)

1,03 1,03 1,03 1,03

Outflow angle in XZ plane (0°=horizontal; 90°=vertical) (deg)

45 45 45 45

Release height (Stack height) (m)

1 1 1 1

Wind speed at 10 m height (m/s)

3 9 5 2

Ambient temperature (°C) 19 19 19 19Ambient relative humidity (%)

75 75 75 75

Flame temperature (°C) 926,85 926,85 926,85 926,85Amount of CO2 in atmosphere (%)

0,03 0,03 0,03 0,03

Percentage of the flame covered by soot (%)

0 0 0 0

Distance from release (Xd) (m)

100 100 100 100

X-coordinate of release (m) 0 0 0 0Y-coordinate of release (m) 0 0 0 0Predefined wind direction User defined User defined User defined User definedWind comes from (North = 0 degrees) (deg)

270 270 270 270

Results B04b_D3 B04b_D9 B04b_E5 B04b_F2Initial source strength (kg/s) 0,031678 0,031678 0,031678 0,031678Type of flow of the jet Unchoked flow Unchoked flow Unchoked flow Unchoked flowExit velocity of expanding jet (m/s)

43,589 43,589 43,589 43,589

Angle between hole and flame axis (alpha) (deg)

13,762 45,337 24,724 7,0413

Frustum lift off height (b) (m) 0,26012 0,06538 0,12592 0,41578Width of frustum base (W1) (m)

0,28874 0,14976 0,22924 0,32522

Width of frustum tip (W2) (m)

1,8063 1,4413 1,6291 1,8973

Length of frustum (flame) (Rl) (m)

3,9221 3,2229 3,5117 4,2524

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Tilt angle central axis flare (alpha_b) (deg)

12,913 44,522 23,891 6,4154

Surface area of frustum (m2)

15,774 9,8636 12,578 18,008

Surface area of a cylinder (m2)

14,631 9,0485 11,607 16,786

Surface emissive power (max) (kW/m2)

31,677 51,219 39,929 27,611

Surface emissive power (actual) (kW/m2)

31,677 51,219 39,929 27,611

Atmospheric transmissivity (%)

67,926 67,907 67,915 67,936

View factor (%) 0,0097973 0,0017301 0,0060653 0,012528Heat radiation at Xd (kW/m2)

0,0021096 0,00060349 0,0016465 0,0023513

Other information Main program Effects 8.1.8.6673Chemical database DIPPR databaseChemical source DIPPR Jan2010Chemical source date 14/09/2010

Effects report created by ESLR2RH1F\andrea_silvasantos at 25/07/2013 16:11:40

DISPERSION Case description: B04b_DISP D3 (linked to Gas Jet Fire (Chamberlain model) - B04b_D3) Model: Neutral Gas Dispersion: Explosive mass version: 5.14 (25/07/2013) Reference: Yellow Book (CPR-14E), 3rd edition 1997, Chapter 4 compared to: B04b_DISP D9 (linked to Gas Jet Fire (Chamberlain model) - B04b_D9) compared to: B04b_DISP E5 (linked to Gas Jet Fire (Chamberlain model) - B04b_E5) compared to: B04b_DISP F2 (linked to Gas Jet Fire (Chamberlain model) - B04b_F2) Parameters

Inputs

B04b_DISP D3 (linked to Gas Jet Fire

(Chamberlain model) -B04b_D3)

B04b_DISP D9 (linked to Gas Jet Fire

(Chamberlain model) - B04b_D9)

B04b_DISP E5 (linked to Gas Jet Fire

(Chamberlain model) -B04b_E5)

B04b_DISP F2 (linked to Gas Jet Fire

(Chamberlain model) -B04b_F2)

Chemical name (DIPPR)

METHANE (DIPPR) METHANE (DIPPR) METHANE (DIPPR) METHANE (DIPPR)

Type of release Continuous Continuous Continuous ContinuousTotal mass released (kg)

Mass flow rate of the source (kg/s)

0,031678 0,031678 0,031678 0,031678

Duration of the release (s)

X-coordinate of release (m)

0 0 0 0

Y-coordinate of release (m)

0 0 0 0

Z-coordinate (height) of release (m)

0 0 0 0

Length source in wind (x) direction (m)

0 0 0 0

Length source in crosswind (y) direction (m)

0 0 0 0

Length source in vertical (z) direction (m)

0 0 0 0

Ambient temperature (°C)

19 19 19 19

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Project for a new LNG regasification facility to be located in the Marsaxlokk Bay – QRA PRELIMINARY REPORT

Ref: 02-901-188098-12141-Revision 2 Page E.79 of E.425

Meteorological data Pasquill Pasquill Pasquill PasquillPasquill stability class D (Neutral) D (Neutral) E (Stable) F (Very Stable)Wind speed at 10 m height (m/s)

3 9 5 2

Latitude of the location (deg)

51 51 51 51

Inverse Monin-Obukhov length (1/L) (1/m)

Mixing height (m) Stand. dev. of turbulent velocity in vertical direction (m/s)

Stand. dev. of turbulent velocity in horizontal direction (m/s)

Roughness length description

Regular large obstacle coverage (suburb or

forest).

Regular large obstacle coverage (suburb or

forest).

Regular large obstacle coverage (suburb or

forest).

Regular large obstacle coverage (suburb or

forest).Predefined wind direction

User defined User defined User defined User defined

Wind comes from (North = 0 degrees) (deg)

270 270 270 270

Time t after start release (s)

Concentration averaging time (s)

20 20 20 20

Integration tolerance (%)

0,1 0,1 0,1 0,1

Resolution of the time consuming graphs

Results

B04b_DISP D3 (linked to Gas Jet Fire

(Chamberlain model) -B04b_D3)

B04b_DISP D9 (linked to Gas Jet Fire

(Chamberlain model) - B04b_D9)

B04b_DISP E5 (linked to Gas Jet Fire

(Chamberlain model) -B04b_E5)

B04b_DISP F2 (linked to Gas Jet Fire

(Chamberlain model) -B04b_F2)

Total explosive mass (kg)

0,010994 0,0015793 0,0068689 0,056588

Height to LEL (m) 0,9 0,6 0,7 1Length of cloud (between LEL) (m)

1,8925 0,85125 1,9875 6,44

Width of cloud (between LEL) (m)

0,1924 0,09623 0,15108 0,28035

Offset between release location and LEL (m)

0,01 0,01 0,01 0,01

Maximum area of explosive cloud (m2)

0,30859 0,070441 0,254 1,4962

Explosive mass at time tmac (kg)

0,010994 0,0015793 0,0068689 0,056588

Inverse Monin-Obukhov length (1/L) used (1/m)

0 0 0,0083197 0,050692

Mixing height used (m)

500 500 361,02 70,689

Stand. dev. of turbulent velocity in vert. direction used (m/s)

1,0135 3,0406 1,455 0,3399

Stand. dev. of 0,69649 2,0895 0,99553 0,23256

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Ref: 02-901-188098-12141-Revision 2 Page E.80 of E.425

turbulent velocity in horiz. direction used (m/s) Other information Main program Effects 8.1.8.6673Chemical database DIPPR databaseChemical source DIPPR Jan2010Chemical source date 14/09/2010

Effects report created by ESLR2RH1F\andrea_silvasantos at 25/07/2013 16:13:25

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Ref: 02-901-188098-12141-Revision 2 Page E.81 of E.425

B.05 PIPELINE FROM FSU TANK TO SECONDARY PUMP - SUCTION (RELEASE ON WATER) RELEASE Case description: A07_B05_C04_tank to compressor DISCHARGE - release Model: Liquefied Gas Bottom Discharge (TPDIS model) version: 5.06 (27/06/2013) Reference: Yellow Book (CPR-14E), 3rd edition 1997, Chapter 2 and Modelling source terms for the atmospheric dispersion of hazardous substances, Jaakko Kukkonen Parameters Inputs Chemical name (DIPPR) METHANE (DIPPR)Type of release Release from vessel through (a hole in) pipePipeline length (m) 26,5Pipeline diameter (m) 0,1016Hole diameter (inch) 4Height difference between pipe entrance and exit (m) 0Height leak above tank bottom (m) 0Initial temperature in vessel (°C) -161Vessel volume (m3) 90000Vessel type Horizontal cylinderLength cylinder (m) 26,5Filling degree (%) 99Pressure inside vessel determination Use actual pressureInitial (absolute) pressure in vessel (bar) 28Type of calculation Calculate until device is emptyTime t after start release (s)

Results Initial mass in vessel (kg) 3,8014E07Initial (vapour) pressure in vessel (bar) 28Time needed to empty vessel (s) 1,2263E06Massflowrate at end outflow (kg/s) 0Total mass released (kg) 3,6365E07Pressure in vessel at end outflow (bar) 1,0151Temperature in vessel at end outflow (°C) -164,44VapourMass fraction at end outflow (%) 100Liquid mass in vessel at end outflow (kg) 1,5248E06Vapour mass in vessel at end outflow (kg) 1,2446E05Height of liquid at end outflow (m) 5,4694Fillingdegree at end outflow (%) 3,969Exit pressure at end outflow (bar) 1,0151Exit temperature at end outflow (°C) -164,44Maximum mass flow rate (kg/s) 228,97Representative release rate (kg/s) 217,35Representative outflow duration (s) 1800Representative temperature (°C) -161Representative pressure at exit (bar) 1,0565Representative vapour mass fraction (%) 0 Other information Main program Effects 8.1.8.6673Chemical database DIPPR databaseChemical source DIPPR Jan2010Chemical source date 14/09/2010

Effects report created by ESLR2RH1F\andrea_silvasantos at 25/07/2013 18:18:22

POOL EVAPORATION Case description: tank (secondary pump) to compressor - evaporation D3 (linked to Liquefied Gas Bottom Discharge (TPDIS model) - A07_B05_C04_tank to compressor DISCHARGE - release)

Page 82: CONSEQUENCE CALCULATIONS - Environment and … DPS_QRA Annex E... · CONSEQUENCE CALCULATIONS B.01a - GAS TANKER (RELEASE ON WATER) RELEASE Case description: B01a_TANK_G1_RELEASE

Project for a new LNG regasification facility to be located in the Marsaxlokk Bay – QRA PRELIMINARY REPORT

Ref: 02-901-188098-12141-Revision 2 Page E.82 of E.425

Model: Pool evaporation version: 5.16 (27/06/2013) Reference: Yellow Book CPR14E 2rd Edition - Chapter 5: Evaporation compared to: tank (secondary pump) to compressor - evaporation D9 (linked to Liquefied Gas Bottom Discharge (TPDIS model) - A07_B05_C04_tank to compressor DISCHARGE - release) compared to: tank (secondary pump) to compressor - evaporation E5 (linked to Liquefied Gas Bottom Discharge (TPDIS model) - A07_B05_C04_tank to compressor DISCHARGE - release) compared to: tank (secondary pump) to compressor - evaporation F2 (linked to Liquefied Gas Bottom Discharge (TPDIS model) - A07_B05_C04_tank to compressor DISCHARGE - release) Parameters

Inputs

tank (secondary pump) to compressor -

evaporation D3 (linked to Liquefied Gas Bottom

Discharge (TPDIS model) -

A07_B05_C04_tank to compressor

DISCHARGE - release)

tank (secondary pump) to compressor -

evaporation D9 (linked to Liquefied Gas Bottom

Discharge (TPDIS model) -

A07_B05_C04_tank to compressor

DISCHARGE - release)

tank (secondary pump) to compressor -

evaporation E5 (linked to Liquefied Gas Bottom

Discharge (TPDIS model) -

A07_B05_C04_tank to compressor

DISCHARGE - release)

tank (secondary pump) to compressor -

evaporation F2 (linked to Liquefied Gas Bottom

Discharge (TPDIS model) -

A07_B05_C04_tank to compressor

DISCHARGE - release)Chemical name (DIPPR)

METHANE (DIPPR) METHANE (DIPPR) METHANE (DIPPR) METHANE (DIPPR)

Evaporation from land or water

Land Land Land Land

Type of release Continuous Continuous Continuous ContinuousMass flow rate of the source (kg/s)

217,35 217,35 217,35 217,35

Duration of the release (s)

1800 1800 1800 1800

Total mass released (kg)

3,6365E07 3,6365E07 3,6365E07 3,6365E07

Type of pool growth on Land

Spreading in bunds Spreading in bunds Spreading in bunds Spreading in bunds

Type of pool growth on Water

Temperature of the pool (°C)

19 19 19 19

Maximum pool surface area (m2)

1500 1500 1500 1500

Wind speed at 10 m height (m/s)

3 9 5 2

Solar heat radiation flux (W/m2)

100 100 100 100

Results

tank (secondary pump) to compressor -

evaporation D3 (linked to Liquefied Gas Bottom

Discharge (TPDIS model) -

A07_B05_C04_tank to compressor

DISCHARGE - release)

tank (secondary pump) to compressor -

evaporation D9 (linked to Liquefied Gas Bottom

Discharge (TPDIS model) -

A07_B05_C04_tank to compressor

DISCHARGE - release)

tank (secondary pump) to compressor -

evaporation E5 (linked to Liquefied Gas Bottom

Discharge (TPDIS model) -

A07_B05_C04_tank to compressor

DISCHARGE - release)

tank (secondary pump) to compressor -

evaporation F2 (linked to Liquefied Gas Bottom

Discharge (TPDIS model) -

A07_B05_C04_tank to compressor

DISCHARGE - release)Heat flux from solar radiation (kW/m2)

0,1 0,1 0,1 0,1

Time pool spreading ends

46,5 46,5 46,5 46,5

Page 83: CONSEQUENCE CALCULATIONS - Environment and … DPS_QRA Annex E... · CONSEQUENCE CALCULATIONS B.01a - GAS TANKER (RELEASE ON WATER) RELEASE Case description: B01a_TANK_G1_RELEASE

Project for a new LNG regasification facility to be located in the Marsaxlokk Bay – QRA PRELIMINARY REPORT

Ref: 02-901-188098-12141-Revision 2 Page E.83 of E.425

(s) Time until pool has totally evaporated (s)

Purple book representative evaporation rate (kg/s)

48,642 56,312 49,419 49,044

Purple book representative evaporation duration (s)

1079,8 1325,6 1252,7 943,29

Representative temperature (°C)

-161,49 -161,49 -161,49 -161,49

Representative pool diameter (m)

30,649 32,739 30,55 31,095

Density after mixing with air (kg/m3)

1,4928 1,3542 1,4206 1,5536

Total evaporated mass (kg)

52524 74650 61910 46263

... duration evaporation time (s)

1799,5 1799,5 1799,5 1799,5

Corresponding representative pool surface area (m2)

737,76 841,82 733,02 759,4

Other information Main program Effects 8.1.8.6673Chemical database DIPPR databaseChemical source DIPPR Jan2010Chemical source date 14/09/2010

Effects report created by ESLR2RH1F\andrea_silvasantos at 25/07/2013 18:14:46

ATMOSPHERIC DISPERSION Case description: tank (secondary pump) to compressor - dispersion D3 (linked to Pool evaporation - tank (secondary pump) to compressor - evaporation D3 (linked to Liquefied Gas Bottom Discharge (TPDIS model) - A07_B05_C04_tank to compressor DISCHARGE - release)) Model: Dense Gas Dispersion: Explosive mass version: 5.13 (27/06/2013) Reference: Yellow Book 3rd edition 1997 chapter 4; Ermak, D.L. User manual for SLAB Lawrence Livermore National Laboratory, June 1990 compared to: tank (secondary pump) to compressor - dispersion D9 (linked to Pool evaporation - tank (secondary pump) to compressor - evaporation D9 (linked to Liquefied Gas Bottom Discharge (TPDIS model) - A07_B05_C04_tank to compressor DISCHARGE - release)) compared to: tank (secondary pump) to compressor - dispersion E5 (linked to Pool evaporation - tank (secondary pump) to compressor - evaporation E5 (linked to Liquefied Gas Bottom Discharge (TPDIS model) - A07_B05_C04_tank to compressor DISCHARGE - release)) compared to: tank (secondary pump) to compressor - dispersion F2 (linked to Pool evaporation - tank (secondary pump) to compressor - evaporation F2 (linked to Liquefied Gas Bottom Discharge (TPDIS model) - A07_B05_C04_tank to compressor DISCHARGE - release)) Parameters

Inputs

tank (secondary pump) to compressor -

dispersion D3 (linked to Pool evaporation - tank

tank (secondary pump) to compressor -

dispersion D9 (linked to Pool evaporation - tank

tank (secondary pump) to compressor -

dispersion E5 (linked to Pool evaporation - tank

tank (secondary pump) to compressor -

dispersion F2 (linked to Pool evaporation - tank

Page 84: CONSEQUENCE CALCULATIONS - Environment and … DPS_QRA Annex E... · CONSEQUENCE CALCULATIONS B.01a - GAS TANKER (RELEASE ON WATER) RELEASE Case description: B01a_TANK_G1_RELEASE

Project for a new LNG regasification facility to be located in the Marsaxlokk Bay – QRA PRELIMINARY REPORT

Ref: 02-901-188098-12141-Revision 2 Page E.84 of E.425

(secondary pump) to compressor -

evaporation D3 (linked to Liquefied Gas Bottom

Discharge (TPDIS model) -

A07_B05_C04_tank to compressor

DISCHARGE - release))

(secondary pump) to compressor -

evaporation D9 (linked to Liquefied Gas Bottom

Discharge (TPDIS model) -

A07_B05_C04_tank to compressor

DISCHARGE - release))

(secondary pump) to compressor -

evaporation E5 (linked to Liquefied Gas Bottom

Discharge (TPDIS model) -

A07_B05_C04_tank to compressor

DISCHARGE - release))

(secondary pump) to compressor -

evaporation F2 (linked to Liquefied Gas Bottom

Discharge (TPDIS model) -

A07_B05_C04_tank to compressor

DISCHARGE - release))Chemical name (DIPPR)

METHANE (DIPPR) METHANE (DIPPR) METHANE (DIPPR) METHANE (DIPPR)

Type of release

Evaporating pool release

Evaporating pool release

Evaporating pool release

Evaporating pool release

Total mass released (kg)

3,6365E07 3,6365E07 3,6365E07 3,6365E07

Mass flow rate of the source (kg/s)

48,642 56,312 49,419 49,044

Duration of the release (s)

1079,8 1325,6 1252,7 943,29

Initial liquid mass fraction (%)

Fixed pool surface (m2)

737,76 841,82 733,02 759,4

Diameter of expanded jet (m)

Temperature after release (°C)

-161,49 -161,49 -161,49 -161,49

Z-coordinate (height) of release (m)

Pasquill stability class

D (Neutral) D (Neutral) E (Stable) F (Very Stable)

Wind speed at 10 m height (m/s)

3 9 5 2

Roughness length description

Cultivated land Cultivated land Cultivated land Cultivated land

Time t after start release (s)

1800 1800 1800 1800

Results

tank (secondary pump) to compressor -

dispersion D3 (linked to Pool evaporation - tank

(secondary pump) to compressor -

evaporation D3 (linked to Liquefied Gas Bottom

Discharge (TPDIS model) -

A07_B05_C04_tank to compressor

DISCHARGE - release))

tank (secondary pump) to compressor -

dispersion D9 (linked to Pool evaporation - tank

(secondary pump) to compressor -

evaporation D9 (linked to Liquefied Gas Bottom

Discharge (TPDIS model) -

A07_B05_C04_tank to compressor

DISCHARGE - release))

tank (secondary pump) to compressor -

dispersion E5 (linked to Pool evaporation - tank

(secondary pump) to compressor -

evaporation E5 (linked to Liquefied Gas Bottom

Discharge (TPDIS model) -

A07_B05_C04_tank to compressor

DISCHARGE - release))

tank (secondary pump) to compressor -

dispersion F2 (linked to Pool evaporation - tank

(secondary pump) to compressor -

evaporation F2 (linked to Liquefied Gas Bottom

Discharge (TPDIS model) -

A07_B05_C04_tank to compressor

DISCHARGE - release))Explosive mass at time

0 0 0 0

Page 85: CONSEQUENCE CALCULATIONS - Environment and … DPS_QRA Annex E... · CONSEQUENCE CALCULATIONS B.01a - GAS TANKER (RELEASE ON WATER) RELEASE Case description: B01a_TANK_G1_RELEASE

Project for a new LNG regasification facility to be located in the Marsaxlokk Bay – QRA PRELIMINARY REPORT

Ref: 02-901-188098-12141-Revision 2 Page E.85 of E.425

t (kg) Height to LEL at time t (m)

0 0 0 0

Length of cloud (between LEL) at time t (m)

0 0 0 0

Width of cloud (between LEL) at time t (m)

0 0 0 0

Offset between release location and LEL at time t (m)

0 0 0 0

Maximum explosive mass (kg)

1469,2 117,21 1312,5 3293,4

...at time tmem (s)

1000 500 400 400

Start time where 95% of maximum of explosive mass is reached (s)

95 95 95 97,293

Time where explosive mass starts decreasing below 95% of max (s)

1079,8 1325,6 1252,7 943,29

Length of cloud (between LEL) at time tmem (m)

169,19 59,746 209,2 79,629

Width of cloud (between LEL) at time tmem (m)

43,221 30,528 43,519 81,06

Offset between release location and LEL at time tmem (m)

-17,651 -14,292 -17,462 -18,722

Maximum area of explosive cloud (m2)

5508,9 1456,5 6168,3 5171,1

...at time tmac (s)

1079,8 1325,6 1252,7 943,29

Explosive mass at time tmac (kg)

1469,2 117,21 1312,5 3215,8

Length of cloud

169,19 14,284 209,2 79,629

Page 86: CONSEQUENCE CALCULATIONS - Environment and … DPS_QRA Annex E... · CONSEQUENCE CALCULATIONS B.01a - GAS TANKER (RELEASE ON WATER) RELEASE Case description: B01a_TANK_G1_RELEASE

Project for a new LNG regasification facility to be located in the Marsaxlokk Bay – QRA PRELIMINARY REPORT

Ref: 02-901-188098-12141-Revision 2 Page E.86 of E.425

(between LEL) at time tmac (m) Width of cloud (between LEL) at time tmac (m)

43,221 27,344 43,519 81,06

Offset between release location and LEL at time tmac (m)

-17,651 -14,292 -17,462 -18,722

Offset between release centre and cloud centre at time tmac (m)

66,941 -7,1494 87,137 21,092

Inverse Monin-Obukhov length (1/L) used (1/m)

0 0 0,011686 0,04733

Other information Main program Effects 8.1.8.6673Chemical database DIPPR databaseChemical source DIPPR Jan2010Chemical source date 14/09/2010

Effects report created by ESLR2RH1F\andrea_silvasantos at 25/07/2013 18:15:51

EXPLOSION Case description: tank (secondary pump) to compressor - uvce D3 LC1 (linked to Dense Gas Dispersion: Explosive mass - tank (secondary pump) to compressor - dispersion D3 (linked to Pool evaporation - tank (secondary pump) to compressor - evaporation D3 (linked to Liquefied Gas Bottom Discharge (TPDIS model) - A07_B05_C04_tank to compressor DISCHARGE - release))) Model: Explosion (Multi Energy model) version: 5.03 (27/06/2013) Reference: Yellow Book CPR14E 3rd Edition - Chapter 5: Vapour cloud explosions compared to: tank (secondary pump) to compressor - uvce D9 LC1 (linked to Dense Gas Dispersion: Explosive mass - tank (secondary pump) to compressor - dispersion D9 (linked to Pool evaporation - tank (secondary pump) to compressor - evaporation D9 (linked to Liquefied Gas Bottom Discharge (TPDIS model) - A07_B05_C04_tank to compressor DISCHARGE - release))) compared to: tank (secondary pump) to compressor - uvce E5 LC1 (linked to Dense Gas Dispersion: Explosive mass - tank (secondary pump) to compressor - dispersion E5 (linked to Pool evaporation - tank (secondary pump) to compressor - evaporation E5 (linked to Liquefied Gas Bottom Discharge (TPDIS model) - A07_B05_C04_tank to compressor DISCHARGE - release))) compared to: tank (secondary pump) to compressor - uvce F2 LC1 (linked to Dense Gas Dispersion: Explosive mass - tank (secondary pump) to compressor - dispersion F2 (linked to Pool evaporation - tank (secondary pump) to compressor - evaporation F2 (linked to Liquefied Gas Bottom Discharge (TPDIS model) - A07_B05_C04_tank to compressor DISCHARGE - release))) compared to: tank (secondary pump) to compressor - uvce D3 LC10 (linked to Dense Gas Dispersion: Explosive mass - tank (secondary pump) to compressor - dispersion D3 (linked to Pool evaporation - tank (secondary pump) to compressor - evaporation D3 (linked to Liquefied Gas Bottom Discharge (TPDIS model) - A07_B05_C04_tank to compressor DISCHARGE - release))) compared to: tank (secondary pump) to compressor - uvce D3 LC50 (linked to Dense Gas Dispersion: Explosive mass - tank (secondary pump) to compressor - dispersion D3 (linked to Pool evaporation - tank (secondary pump) to compressor - evaporation D3 (linked to Liquefied Gas Bottom Discharge (TPDIS model) - A07_B05_C04_tank

Page 87: CONSEQUENCE CALCULATIONS - Environment and … DPS_QRA Annex E... · CONSEQUENCE CALCULATIONS B.01a - GAS TANKER (RELEASE ON WATER) RELEASE Case description: B01a_TANK_G1_RELEASE

Project for a new LNG regasification facility to be located in the Marsaxlokk Bay – QRA PRELIMINARY REPORT

Ref: 02-901-188098-12141-Revision 2 Page E.87 of E.425

to compressor DISCHARGE - release))) compared to: tank (secondary pump) to compressor - uvce D9 LC10 (linked to Dense Gas Dispersion: Explosive mass - tank (secondary pump) to compressor - dispersion D9 (linked to Pool evaporation - tank (secondary pump) to compressor - evaporation D9 (linked to Liquefied Gas Bottom Discharge (TPDIS model) - A07_B05_C04_tank to compressor DISCHARGE - release))) compared to: tank (secondary pump) to compressor - uvce D9 LC50 (linked to Dense Gas Dispersion: Explosive mass - tank (secondary pump) to compressor - dispersion D9 (linked to Pool evaporation - tank (secondary pump) to compressor - evaporation D9 (linked to Liquefied Gas Bottom Discharge (TPDIS model) - A07_B05_C04_tank to compressor DISCHARGE - release))) compared to: tank (secondary pump) to compressor - uvce E5 LC10 (linked to Dense Gas Dispersion: Explosive mass - tank (secondary pump) to compressor - dispersion E5 (linked to Pool evaporation - tank (secondary pump) to compressor - evaporation E5 (linked to Liquefied Gas Bottom Discharge (TPDIS model) - A07_B05_C04_tank to compressor DISCHARGE - release))) compared to: tank (secondary pump) to compressor - uvce E5 LC50 (linked to Dense Gas Dispersion: Explosive mass - tank (secondary pump) to compressor - dispersion E5 (linked to Pool evaporation - tank (secondary pump) to compressor - evaporation E5 (linked to Liquefied Gas Bottom Discharge (TPDIS model) - A07_B05_C04_tank to compressor DISCHARGE - release))) compared to: tank (secondary pump) to compressor - uvce F2 LC10 (linked to Dense Gas Dispersion: Explosive mass - tank (secondary pump) to compressor - dispersion F2 (linked to Pool evaporation - tank (secondary pump) to compressor - evaporation F2 (linked to Liquefied Gas Bottom Discharge (TPDIS model) - A07_B05_C04_tank to compressor DISCHARGE - release))) compared to: tank (secondary pump) to compressor - uvce F2 LC50 (linked to Dense Gas Dispersion: Explosive mass - tank (secondary pump) to compressor - dispersion F2 (linked to Pool evaporation - tank (secondary pump) to compressor - evaporation F2 (linked to Liquefied Gas Bottom Discharge (TPDIS model) - A07_B05_C04_tank to compressor DISCHARGE - release))) Parameters

Inputs

tank (second

ary pump) to compres

sor -uvce D3

LC1 (linked

to Dense

Gas Dispersi

on: Explosive mass -

tank (second

ary pump) to compres

sor -dispersi

on D3 (linked to Pool

evaporation -tank

(secondary

pump) to compres

sor -evaporat

ion D3 (linked

tank (second

ary pump) to compres

sor -uvce D9

LC1 (linked

to Dense

Gas Dispersi

on: Explosive mass -

tank (second

ary pump) to compres

sor -dispersi

on D9 (linked to Pool

evaporation -tank

(secondary

pump) to compres

sor -evaporat

ion D9 (linked

tank (second

ary pump) to compres

sor - uvce E5

LC1 (linked

to Dense

Gas Dispersi

on: Explosive mass -

tank (second

ary pump) to compres

sor - dispersi

on E5 (linked to Pool

evaporation - tank

(secondary

pump) to compres

sor - evaporat

ion E5 (linked

tank (second

ary pump) to compres

sor -uvce F2

LC1 (linked

to Dense

Gas Dispersi

on: Explosive mass -

tank (second

ary pump) to compres

sor -dispersi

on F2 (linked to Pool

evaporation -tank

(secondary

pump) to compres

sor -evaporat

ion F2 (linked

tank (second

ary pump) to compres

sor - uvce D3

LC10 (linked

to Dense

Gas Dispersi

on: Explosive mass -

tank (second

ary pump) to compres

sor - dispersi

on D3 (linked to Pool

evaporation - tank

(secondary

pump) to compres

sor - evaporat

ion D3 (linked

tank (second

ary pump) to compres

sor -uvce D3

LC50 (linked

to Dense

Gas Dispersi

on: Explosive mass -

tank (second

ary pump) to compres

sor -dispersi

on D3 (linked to Pool

evaporation -tank

(secondary

pump) to compres

sor -evaporat

ion D3 (linked

tank (second

ary pump) to compres

sor -uvce D9

LC10 (linked

to Dense

Gas Dispersi

on: Explosive mass -

tank (second

ary pump) to compres

sor -dispersi

on D9 (linked to Pool

evaporation -tank

(secondary

pump) to compres

sor -evaporat

ion D9 (linked

tank (second

ary pump) to compres

sor - uvce D9

LC50 (linked

to Dense

Gas Dispersi

on: Explosive mass -

tank (second

ary pump) to compres

sor - dispersi

on D9 (linked to Pool

evaporation - tank

(secondary

pump) to compres

sor - evaporat

ion D9 (linked

tank (second

ary pump) to compres

sor -uvce E5

LC10 (linked

to Dense

Gas Dispersi

on: Explosive mass -

tank (second

ary pump) to compres

sor -dispersi

on E5 (linked to Pool

evaporation -tank

(secondary

pump) to compres

sor -evaporat

ion E5 (linked

tank (second

ary pump) to compres

sor -uvce E5

LC50 (linked

to Dense

Gas Dispersi

on: Explosive mass -

tank (second

ary pump) to compres

sor -dispersi

on E5 (linked to Pool

evaporation -tank

(secondary

pump) to compres

sor -evaporat

ion E5 (linked

tank (second

ary pump) to compres

sor - uvce F2

LC10 (linked

to Dense

Gas Dispersi

on: Explosive mass -

tank (second

ary pump) to compres

sor - dispersi

on F2 (linked to Pool

evaporation - tank

(secondary

pump) to compres

sor - evaporat

ion F2 (linked

tank (second

ary pump) to compres

sor -uvce F2

LC50 (linked

to Dense

Gas Dispersi

on: Explosive mass -

tank (second

ary pump) to compres

sor -dispersi

on F2 (linked to Pool

evaporation -tank

(secondary

pump) to compres

sor -evaporat

ion F2 (linked

Page 88: CONSEQUENCE CALCULATIONS - Environment and … DPS_QRA Annex E... · CONSEQUENCE CALCULATIONS B.01a - GAS TANKER (RELEASE ON WATER) RELEASE Case description: B01a_TANK_G1_RELEASE

Project for a new LNG regasification facility to be located in the Marsaxlokk Bay – QRA PRELIMINARY REPORT

Ref: 02-901-188098-12141-Revision 2 Page E.88 of E.425

to Liquefie

d Gas Bottom

Discharge

(TPDIS model) -A07_B05_C04_t

ank to compres

sor DISCHA

RGE -release))

)

to Liquefie

d Gas Bottom

Discharge

(TPDIS model) -A07_B05_C04_t

ank to compres

sor DISCHA

RGE -release))

)

to Liquefie

d Gas Bottom

Discharge

(TPDIS model) - A07_B05_C04_t

ank to compres

sor DISCHA

RGE - release))

)

to Liquefie

d Gas Bottom

Discharge

(TPDIS model) -A07_B05_C04_t

ank to compres

sor DISCHA

RGE -release))

)

to Liquefie

d Gas Bottom

Discharge

(TPDIS model) - A07_B05_C04_t

ank to compres

sor DISCHA

RGE - release))

)

to Liquefie

d Gas Bottom

Discharge

(TPDIS model) -A07_B05_C04_t

ank to compres

sor DISCHA

RGE -release))

)

to Liquefie

d Gas Bottom

Discharge

(TPDIS model) -A07_B05_C04_t

ank to compres

sor DISCHA

RGE -release))

)

to Liquefie

d Gas Bottom

Discharge

(TPDIS model) - A07_B05_C04_t

ank to compres

sor DISCHA

RGE - release))

)

to Liquefie

d Gas Bottom

Discharge

(TPDIS model) -A07_B05_C04_t

ank to compres

sor DISCHA

RGE -release))

)

to Liquefie

d Gas Bottom

Discharge

(TPDIS model) -A07_B05_C04_t

ank to compres

sor DISCHA

RGE -release))

)

to Liquefie

d Gas Bottom

Discharge

(TPDIS model) - A07_B05_C04_t

ank to compres

sor DISCHA

RGE - release))

)

to Liquefie

d Gas Bottom

Discharge

(TPDIS model) -A07_B05_C04_t

ank to compres

sor DISCHA

RGE -release))

)Chemical name (DIPPR)

METHANE

(DIPPR)

METHANE

(DIPPR)

METHANE

(DIPPR)

METHANE

(DIPPR)

METHANE

(DIPPR)

METHANE

(DIPPR)

METHANE

(DIPPR)

METHANE

(DIPPR)

METHANE

(DIPPR)

METHANE

(DIPPR)

METHANE

(DIPPR)

METHANE

(DIPPR)

Ambient pressure (bar)

1,0151 1,0151 1,0151 1,0151 1,0151 1,0151 1,0151 1,0151 1,0151 1,0151 1,0151 1,0151

Total mass in explosive range (kg)

1469,2 117,21 1312,5 3215,8 1469,2 1469,2 117,21 117,21 1312,5 1312,5 3215,8 3215,8

Fraction of flammable cloud confined (%)

8 8 8 8 8 8 8 8 8 8 8 8

Curve number

5 (Medium deflagrat

ion)

5 (Medium deflagrat

ion)

5 (Medium deflagrat

ion)

5 (Medium deflagrat

ion)

5 (Medium deflagrat

ion)

5 (Medium deflagrat

ion)

5 (Medium deflagrat

ion)

5 (Medium deflagrat

ion)

5 (Medium deflagrat

ion)

5 (Medium deflagrat

ion)

5 (Medium deflagrat

ion)

5 (Medium deflagrat

ion)Distance from release (Xd) (m)

50 50 50 50 50 50 50 50 50 50 50 50

Offset between release point and cloud

66,941 -7,1494 87,137 21,092 66,941 66,941 -7,1494 -7,1494 87,137 87,137 21,092 21,092

Page 89: CONSEQUENCE CALCULATIONS - Environment and … DPS_QRA Annex E... · CONSEQUENCE CALCULATIONS B.01a - GAS TANKER (RELEASE ON WATER) RELEASE Case description: B01a_TANK_G1_RELEASE

Project for a new LNG regasification facility to be located in the Marsaxlokk Bay – QRA PRELIMINARY REPORT

Ref: 02-901-188098-12141-Revision 2 Page E.89 of E.425

centre (m) Threshold overpressure (mbar)

100 100 100 100 300 942 300 942 300 942 300 942

Results

tank (second

ary pump) to compres

sor -uvce D3

LC1 (linked

to Dense

Gas Dispersi

on: Explosive mass -

tank (second

ary pump) to compres

sor -dispersi

on D3 (linked to Pool

evaporation -tank

(secondary

pump) to compres

sor -evaporat

ion D3 (linked

to Liquefie

d Gas Bottom

Discharge

(TPDIS model) -A07_B05_C04_t

ank to compres

sor DISCHA

RGE -release))

tank (second

ary pump) to compres

sor -uvce D9

LC1 (linked

to Dense

Gas Dispersi

on: Explosive mass -

tank (second

ary pump) to compres

sor -dispersi

on D9 (linked to Pool

evaporation -tank

(secondary

pump) to compres

sor -evaporat

ion D9 (linked

to Liquefie

d Gas Bottom

Discharge

(TPDIS model) -A07_B05_C04_t

ank to compres

sor DISCHA

RGE -release))

tank (second

ary pump) to compres

sor - uvce E5

LC1 (linked

to Dense

Gas Dispersi

on: Explosive mass -

tank (second

ary pump) to compres

sor - dispersi

on E5 (linked to Pool

evaporation - tank

(secondary

pump) to compres

sor - evaporat

ion E5 (linked

to Liquefie

d Gas Bottom

Discharge

(TPDIS model) - A07_B05_C04_t

ank to compres

sor DISCHA

RGE - release))

tank (second

ary pump) to compres

sor -uvce F2

LC1(linked

to Dense

Gas Dispersi

on: Explosive mass -

tank (second

ary pump) to compres

sor -dispersi

on F2 (linked to Pool

evaporation -tank

(secondary

pump) to compres

sor -evaporat

ion F2 (linked

to Liquefie

d Gas Bottom

Discharge

(TPDIS model) -A07_B05_C04_t

ank to compres

sor DISCHA

RGE -release))

tank (second

ary pump) to compres

sor - uvce D3

LC10 (linked

to Dense

Gas Dispersi

on: Explosive mass -

tank (second

ary pump) to compres

sor - dispersi

on D3 (linked to Pool

evaporation - tank

(secondary

pump) to compres

sor - evaporat

ion D3 (linked

to Liquefie

d Gas Bottom

Discharge

(TPDIS model) - A07_B05_C04_t

ank to compres

sor DISCHA

RGE - release))

tank (second

ary pump) to compres

sor -uvce D3

LC50 (linked

to Dense

Gas Dispersi

on: Explosive mass -

tank (second

ary pump) to compres

sor -dispersi

on D3 (linked to Pool

evaporation -tank

(secondary

pump) to compres

sor -evaporat

ion D3 (linked

to Liquefie

d Gas Bottom

Discharge

(TPDIS model) -A07_B05_C04_t

ank to compres

sor DISCHA

RGE -release))

tank (second

ary pump) to compres

sor -uvce D9

LC10 (linked

to Dense

Gas Dispersi

on: Explosive mass -

tank (second

ary pump) to compres

sor -dispersi

on D9 (linked to Pool

evaporation -tank

(secondary

pump) to compres

sor -evaporat

ion D9 (linked

to Liquefie

d Gas Bottom

Discharge

(TPDIS model) -A07_B05_C04_t

ank to compres

sor DISCHA

RGE -release))

tank (second

ary pump) to compres

sor - uvce D9

LC50 (linked

to Dense

Gas Dispersi

on: Explosive mass -

tank (second

ary pump) to compres

sor - dispersi

on D9 (linked to Pool

evaporation - tank

(secondary

pump) to compres

sor - evaporat

ion D9 (linked

to Liquefie

d Gas Bottom

Discharge

(TPDIS model) - A07_B05_C04_t

ank to compres

sor DISCHA

RGE - release))

tank (second

ary pump) to compres

sor -uvce E5

LC10 (linked

to Dense

Gas Dispersi

on: Explosive mass -

tank (second

ary pump) to compres

sor -dispersi

on E5 (linked to Pool

evaporation -tank

(secondary

pump) to compres

sor -evaporat

ion E5 (linked

to Liquefie

d Gas Bottom

Discharge

(TPDIS model) -A07_B05_C04_t

ank to compres

sor DISCHA

RGE -release))

tank (second

ary pump) to compres

sor -uvce E5

LC50 (linked

to Dense

Gas Dispersi

on: Explosive mass -

tank (second

ary pump) to compres

sor -dispersi

on E5 (linked to Pool

evaporation -tank

(secondary

pump) to compres

sor -evaporat

ion E5 (linked

to Liquefie

d Gas Bottom

Discharge

(TPDIS model) -A07_B05_C04_t

ank to compres

sor DISCHA

RGE -release))

tank (second

ary pump) to compres

sor - uvce F2

LC10 (linked

to Dense

Gas Dispersi

on: Explosive mass -

tank (second

ary pump) to compres

sor - dispersi

on F2 (linked to Pool

evaporation - tank

(secondary

pump) to compres

sor - evaporat

ion F2 (linked

to Liquefie

d Gas Bottom

Discharge

(TPDIS model) - A07_B05_C04_t

ank to compres

sor DISCHA

RGE - release))

tank (second

ary pump) to compres

sor -uvce F2

LC50 (linked

to Dense

Gas Dispersi

on: Explosive mass -

tank (second

ary pump) to compres

sor -dispersi

on F2 (linked to Pool

evaporation -tank

(secondary

pump) to compres

sor -evaporat

ion F2 (linked

to Liquefie

d Gas Bottom

Discharge

(TPDIS model) -A07_B05_C04_t

ank to compres

sor DISCHA

RGE -release))

Page 90: CONSEQUENCE CALCULATIONS - Environment and … DPS_QRA Annex E... · CONSEQUENCE CALCULATIONS B.01a - GAS TANKER (RELEASE ON WATER) RELEASE Case description: B01a_TANK_G1_RELEASE

Project for a new LNG regasification facility to be located in the Marsaxlokk Bay – QRA PRELIMINARY REPORT

Ref: 02-901-188098-12141-Revision 2 Page E.90 of E.425

) ) ) ) ) ) ) ) ) ) ) )Confined mass in explosive range (kg)

117,53 9,3765 105 257,26 117,53 117,53 9,3765 9,3765 105 105 257,26 257,26

Total combustion energy (MJ)

5880,3 469,11 5253,2 12871 5880,3 5880,3 469,11 469,11 5253,2 5253,2 12871 12871

Peak overpressure at Xd (mbar)

94,45 40,287 90,979 122,17 94,45 94,45 40,287 40,287 90,979 90,979 122,17 122,17

Peak dynamic pressure at Xd (mbar)

7,7911 1,0172 7,0921 14,36 7,7911 7,7911 1,0172 1,0172 7,0921 7,0921 14,36 14,36

Pressure impulse at Xd (Pa*s)

371,46 70,656 345 617,09 371,46 371,46 70,656 70,656 345 345 617,09 617,09

Positive phase duration at Xd (ms)

78,658 35,076 75,841 101,02 78,658 78,658 35,076 35,076 75,841 75,841 101,02 101,02

Dist. from center mass of cloud at threshold overpressure (m)

47,214 20,325 45,472 61,302 -1E100 -1E100 -1E100 -1E100 -1E100 -1E100 -1E100 -1E100

Blast-wave shap

Pressure wave

Pressure wave

Pressure wave

Pressure wave

Pressure wave

Pressure wave

Pressure wave

Pressure wave

Pressure wave

Pressure wave

Pressure wave

Pressure wave

Page 91: CONSEQUENCE CALCULATIONS - Environment and … DPS_QRA Annex E... · CONSEQUENCE CALCULATIONS B.01a - GAS TANKER (RELEASE ON WATER) RELEASE Case description: B01a_TANK_G1_RELEASE

Project for a new LNG regasification facility to be located in the Marsaxlokk Bay – QRA PRELIMINARY REPORT

Ref: 02-901-188098-12141-Revision 2 Page E.91 of E.425

e at Xd Damage (general description) at Xd

Minor damage (Zone D: 3.5 - 17

kPa).

Minor damage (Zone D: 3.5 - 17

kPa).

Minor damage (Zone D: 3.5 - 17

kPa).

Minor damage (Zone D: 3.5 - 17

kPa).

Minor damage (Zone D: 3.5 - 17

kPa).

Minor damage (Zone D:3.5 - 17

kPa).

Minor damage (Zone D: 3.5 - 17

kPa).

Minor damage (Zone D: 3.5 - 17

kPa).

Minor damage (Zone D: 3.5 - 17

kPa).

Minor damage (Zone D: 3.5 - 17

kPa).

Minor damage (Zone D: 3.5 - 17

kPa).

Minor damage (Zone D: 3.5 - 17

kPa).

Damage to brick houses at Xd

Habitable after

relatively easy

repairs. Minor

structural

damage (3 kPa).

Habitable after

relatively easy

repairs. Minor

structural

damage (3 kPa).

Habitable after

relatively easy

repairs. Minor

structural

damage (3 kPa).

Not habitabl

e without

major repair

works. Partial

roof failures,

25% of all brick

walls have

failed, serious damage

to the remaini

ng carrying element

s. Damage

to windowframes

and doors (7-15 kPa).

Habitable after

relatively easy

repairs. Minor

structural

damage (3 kPa).

Habitable after

relatively easy

repairs. Minor

structural

damage (3 kPa).

Habitable after

relatively easy

repairs. Minor

structural

damage (3 kPa).

Habitable after

relatively easy

repairs. Minor

structural

damage (3 kPa).

Habitable after

relatively easy

repairs.Minor

structural

damage (3 kPa).

Habitable after

relatively easy

repairs. Minor

structural

damage (3 kPa).

Not habitabl

e without

major repair

works. Partial

roof failures,

25% of all brick

walls have

failed, serious damage

to the remaini

ng carrying element

s. Damage

to windowframes

and doors (7-15 kPa).

Not habitabl

e without

major repair

works. Partial

roof failures,

25% of all brick

walls have

failed, serious damage

to the remaini

ng carrying element

s. Damage

to windowframes

and doors (7-15 kPa).

Damage to typical American-style houses at Xd

Minor damage. Compar

able to a damage due to a

storm; wooden

walls fail,

breakage of

windows (7-10 kPa).

No damage or very minor

damage

Minor damage. Compar

able to a damage due to a

storm; wooden

walls fail,

breakage of

windows (7-10 kPa).

Minor damage. Compar

able to a damage due to a

storm; wooden

walls fail,

breakage of

windows (7-10 kPa).

Minor damage. Compar

able to a damage due to a

storm; wooden

walls fail,

breakage of

windows (7-10 kPa).

Minor damage. Compar

able to a damage due to a

storm; wooden

walls fail,

breakage of

windows (7-10 kPa).

No damage or very minor

damage

No damage or very minor

damage

Minor damage. Compar

able to a damage due to a

storm; wooden

walls fail,

breakage of

windows (7-10 kPa).

Minor damage. Compar

able to a damage due to a

storm; wooden

walls fail,

breakage of

windows (7-10 kPa).

Minor damage. Compar

able to a damage due to a

storm; wooden

walls fail,

breakage of

windows (7-10 kPa).

Minor damage. Compar

able to a damage due to a

storm; wooden

walls fail,

breakage of

windows (7-10 kPa).

Damage to structures (empirical)

Minor damage to steel frames

(8-10 kPa).

Connecti

No damage or very minor

damage

Minor damage to steel frames

(8-10 kPa).

Connecti

Minor damage to steel frames

(8-10 kPa).

Connecti

Minor damage to steel frames

(8-10 kPa).

Connecti

Minor damage to steel frames

(8-10 kPa).

Connecti

No damage or very minor

damage

No damage or very minor

damage

Minor damage to steel frames

(8-10 kPa).

Connecti

Minor damage to steel frames

(8-10 kPa).

Connecti

Minor damage to steel frames

(8-10 kPa).

Connecti

Minor damage to steel frames

(8-10 kPa).

Connecti

Page 92: CONSEQUENCE CALCULATIONS - Environment and … DPS_QRA Annex E... · CONSEQUENCE CALCULATIONS B.01a - GAS TANKER (RELEASE ON WATER) RELEASE Case description: B01a_TANK_G1_RELEASE

Project for a new LNG regasification facility to be located in the Marsaxlokk Bay – QRA PRELIMINARY REPORT

Ref: 02-901-188098-12141-Revision 2 Page E.92 of E.425

at Xd ons between steel or

aluminium

ondulated plates

have failed 7-14 kPa). The roof

of a storage

tank has collapse

d (7 kPa).

ons between steel or

aluminium

ondulated plates

have failed 7-14 kPa). The roof

of a storage

tank has collapse

d (7 kPa).

ons between steel or

aluminium

ondulated plates

have failed 7-14 kPa). The roof

of a storage

tank has collapse

d (7 kPa).

ons between steel or

aluminium

ondulated plates

have failed 7-14 kPa). The roof

of a storage

tank has collapse

d (7 kPa).

ons between steel or

aluminium

ondulated plates

have failed 7-14 kPa). The roof

of a storage

tank has collapse

d (7 kPa).

ons between steel or

aluminium

ondulated plates

have failed 7-14 kPa). The roof

of a storage

tank has collapse

d (7 kPa).

ons between steel or

aluminium

ondulated plates

have failed 7-14 kPa). The roof

of a storage

tank has collapse

d (7 kPa).

ons between steel or

aluminium

ondulated plates

have failed 7-14 kPa). The roof

of a storage

tank has collapse

d (7 kPa).

ons between steel or

aluminium

ondulated plates

have failed 7-14 kPa). The roof

of a storage

tank has collapse

d (7 kPa).

Other information Main program Effects 8.1.8.6673Chemical database DIPPR databaseChemical source DIPPR Jan2010Chemical source date 14/09/2010

Effects report created by ESLR2RH1F\andrea_silvasantos at 25/07/2013 18:17:12

POOL FIRE Case description: tank (secondary pump) to compressor - PFIRE D3 (linked to Liquefied Gas Bottom Discharge (TPDIS model) - A07_B05_C04_tank to compressor DISCHARGE - release) Model: Pool fire version: 5.11 (27/06/2013) Reference: Yellow Book (CPR-14E), 3rd edition 1997, Paragraph 6.5.4 compared to: tank (secondary pump) to compressor - PFIRE D9 (linked to Liquefied Gas Bottom Discharge (TPDIS model) - A07_B05_C04_tank to compressor DISCHARGE - release) compared to: tank (secondary pump) to compressor - PFIRE E5 (linked to Liquefied Gas Bottom Discharge (TPDIS model) - A07_B05_C04_tank to compressor DISCHARGE - release) compared to: tank (secondary pump) to compressor - PFIRE F2 (linked to Liquefied Gas Bottom Discharge (TPDIS model) - A07_B05_C04_tank to compressor DISCHARGE - release) Parameters

Inputs

tank (secondary pump) to compressor - PFIRE D3 (linked to Liquefied Gas Bottom Discharge

(TPDIS model) - A07_B05_C04_tank to

compressor DISCHARGE - release)

tank (secondary pump) to compressor - PFIRE D9 (linked to Liquefied Gas Bottom Discharge

(TPDIS model) -A07_B05_C04_tank to

compressor DISCHARGE - release)

tank (secondary pump) to compressor - PFIRE E5 (linked to Liquefied Gas Bottom Discharge

(TPDIS model) -A07_B05_C04_tank to

compressor DISCHARGE - release)

tank (secondary pump) to compressor - PFIRE F2 (linked to Liquefied Gas Bottom Discharge

(TPDIS model) -A07_B05_C04_tank to

compressor DISCHARGE - release)

Chemical name (DIPPR)

METHANE (DIPPR) METHANE (DIPPR) METHANE (DIPPR) METHANE (DIPPR)

Pool size determination

Confined Confined Confined Confined

Total mass released (kg)

3,6365E07 3,6365E07 3,6365E07 3,6365E07

Mass flow rate of the source (kg/s)

217,35 217,35 217,35 217,35

Duration of the release (s)

1800 1800 1800 1800

Pool surface poolfire (m2)

1500 1500 1500 1500

Height of the 0 0 0 0

Page 93: CONSEQUENCE CALCULATIONS - Environment and … DPS_QRA Annex E... · CONSEQUENCE CALCULATIONS B.01a - GAS TANKER (RELEASE ON WATER) RELEASE Case description: B01a_TANK_G1_RELEASE

Project for a new LNG regasification facility to be located in the Marsaxlokk Bay – QRA PRELIMINARY REPORT

Ref: 02-901-188098-12141-Revision 2 Page E.93 of E.425

observer position above ground level (m) Height of the confined pool above ground level (m)

0 0 0 0

Hole diameter (mm)

101,6 101,6 101,6 101,6

Initial height of the liquid above release point (m)

Cross-sectional area of the tank (m2)

Pool thickness (mm)

Temperature of the pool (°C)

19 19 19 19

Wind speed at 10 m height (m/s)

3 9 5 2

Distance from the centre of the pool (m)

1000 1000 1000 1000

Calculate all contours for

Physical effects Physical effects Physical effects Physical effects

Heat radiation level (lowest) for first contour plot (kW/m2)

6,8 6,8 6,8 6,8

Heat radiation level for second contour plot (kW/m2)

9,23 9,23 9,23 9,23

Heat radiation level (highest) for third contour plot (kW/m2)

13,4 13,4 13,4 13,4

Results

tank (secondary pump) to compressor - PFIRE D3 (linked to Liquefied Gas Bottom Discharge

(TPDIS model) - A07_B05_C04_tank to

compressor DISCHARGE - release)

tank (secondary pump) to compressor - PFIRE D9 (linked to Liquefied Gas Bottom Discharge

(TPDIS model) -A07_B05_C04_tank to

compressor DISCHARGE - release)

tank (secondary pump) to compressor - PFIRE E5 (linked to Liquefied Gas Bottom Discharge

(TPDIS model) -A07_B05_C04_tank to

compressor DISCHARGE - release)

tank (secondary pump) to compressor - PFIRE F2 (linked to Liquefied Gas Bottom Discharge

(TPDIS model) -A07_B05_C04_tank to

compressor DISCHARGE - release)

Max Diameter of the Pool Fire (m)

43,702 43,702 43,702 43,702

Heat radiation at X (kW/m2)

0,016398 0,011267 0,013952 0,017793

Heat radiation first contour at (m)

86,619 83,77 86,47 84,119

Heat radiation second contour at (m)

76,882 76,756 78,151 73,852

Page 94: CONSEQUENCE CALCULATIONS - Environment and … DPS_QRA Annex E... · CONSEQUENCE CALCULATIONS B.01a - GAS TANKER (RELEASE ON WATER) RELEASE Case description: B01a_TANK_G1_RELEASE

Project for a new LNG regasification facility to be located in the Marsaxlokk Bay – QRA PRELIMINARY REPORT

Ref: 02-901-188098-12141-Revision 2 Page E.94 of E.425

Heat radiation third contour at (m)

65,297 68,964 68,43 61,726

Combustion rate (kg/s)

117 117 117 117

Duration of the pool fire (s)

3,1081E05 3,1081E05 3,1081E05 3,1081E05

Heat emission from fire surface (kW/m2)

64,794 74,662 69,177 64,794

Flame tilt (deg) 41,709 56,97 49,28 35,336View factor (%) 0,05588 0,032466 0,044003 0,060632Atmospheric transmissivity (%)

45,291 46,484 45,836 45,291

Flame temperature (°C)

762,39 799,53 779,37 762,39

Height of the Flame (m)

50,24 39,95 45,199 50,24

Calculated pool surface area (m2)

1500 1500 1500 1500

Weight ratio of HCL/chemical (%)

0 0 0 0

Weight ratio of NO2/chemical (%)

0 0 0 0

Weight ratio of SO2/chemical (%)

0 0 0 0

Weight ratio of CO2/chemical (%)

274,4 274,4 274,4 274,4

Weight ratio of H2O/chemical (%)

224,69 224,69 224,69 224,69

Other information Main program Effects 8.1.8.6673Chemical database DIPPR databaseChemical source DIPPR Jan2010Chemical source date 14/09/2010

Effects report created by ESLR2RH1F\andrea_silvasantos at 25/07/2013 18:11:04

-

Page 95: CONSEQUENCE CALCULATIONS - Environment and … DPS_QRA Annex E... · CONSEQUENCE CALCULATIONS B.01a - GAS TANKER (RELEASE ON WATER) RELEASE Case description: B01a_TANK_G1_RELEASE

Project for a new LNG regasification facility to be located in the Marsaxlokk Bay – QRA PRELIMINARY REPORT

Ref: 02-901-188098-12141-Revision 2 Page E.95 of E.425

B.06 – ONBOARD TANK TO COMPRESSOR SECONDARY PUMP RELEASE Case description: onboard tank to compressor - release Model: Liquefied Gas Bottom Discharge (TPDIS model) version: 5.06 (25/06/2013) Reference: Yellow Book (CPR-14E), 3rd edition 1997, Chapter 2 and Modelling source terms for the atmospheric dispersion of hazardous substances, Jaakko Kukkonen Parameters Inputs Chemical name (DIPPR) METHANE (DIPPR)Use which representative step First 20% average (flammable)Type of release Release from vessel through (a hole in) pipePipeline length (m) 26,5Pipeline diameter (inch) 4Pipeline roughness (mm) 0,045Hole diameter (mm) 101,6Hole rounding Rounded edgesDischarge coefficient (-) 1Height difference between pipe entrance and exit (m) 0Height leak above tank bottom (m) 0Initial temperature in vessel (°C) -161Vessel volume (m3) 35000Vessel type Vertical cylinderHeight cylinder (m) 26,5Filling degree (%) 99Expansion type Adiabaticn value Pressure inside vessel determination Use actual pressureInitial (absolute) pressure in vessel (bar) 28Type of calculation Calculate until device is emptyTime t after start release (s)

Results Initial mass in vessel (kg) 1,4783E07Initial (vapour) pressure in vessel (bar) 28Time needed to empty vessel (s) 6,5782E05Massflowrate at end outflow (kg/s) 0Total mass released (kg) 1,321E07Pressure in vessel at end outflow (bar) 1,0151Temperature in vessel at end outflow (°C) -162,87VapourMass fraction at end outflow (%) 100Liquid mass in vessel at end outflow (kg) 1,5218E06Vapour mass in vessel at end outflow (kg) 51270Height of liquid at end outflow (m) 2,7139Fillingdegree at end outflow (%) 10,241Exit pressure at end outflow (bar) 1,0151Exit temperature at end outflow (°C) -162,87Maximum mass flow rate (kg/s) 222,93Representative release rate (kg/s) 199,99Representative outflow duration (s) 1800Representative temperature (°C) -161Representative pressure at exit (bar) 1,0612Representative vapour mass fraction (%) 0 Other information Main program Effects 8.1.8.6673Chemical database DIPPR databaseChemical source DIPPR Jan2010Chemical source date 14/09/2010

Page 96: CONSEQUENCE CALCULATIONS - Environment and … DPS_QRA Annex E... · CONSEQUENCE CALCULATIONS B.01a - GAS TANKER (RELEASE ON WATER) RELEASE Case description: B01a_TANK_G1_RELEASE

Project for a new LNG regasification facility to be located in the Marsaxlokk Bay – QRA PRELIMINARY REPORT

Ref: 02-901-188098-12141-Revision 2 Page E.96 of E.425

Effects report created by ESLR2RH1F\andrea_silvasantos at 25/07/2013 16:56:27

EVAPORATION Case description: onboard tank (secondary pump) to compressor - evaporation D3 (linked to Liquefied Gas Bottom Discharge (TPDIS model) - onboard tank to compressor - release) Model: Pool evaporation version: 5.16 (25/06/2013) Reference: Yellow Book CPR14E 2rd Edition - Chapter 5: Evaporation compared to: onboard tank (secondary pump) to compressor - evaporation D9 (linked to Liquefied Gas Bottom Discharge (TPDIS model) - onboard tank to compressor - release) compared to: onboard tank (secondary pump) to compressor - evaporation E5 (linked to Liquefied Gas Bottom Discharge (TPDIS model) - onboard tank to compressor - release) compared to: onboard tank (secondary pump) to compressor - evaporation F2 (linked to Liquefied Gas Bottom Discharge (TPDIS model) - onboard tank to compressor - release) Parameters

Inputs

onboard tank (secondary pump) to

compressor -evaporation D3 (linked

to Liquefied Gas Bottom Discharge

(TPDIS model) -onboard tank to

compressor - release)

onboard tank (secondary pump) to

compressor -evaporation D9 (linked

to Liquefied Gas Bottom Discharge

(TPDIS model) -onboard tank to

compressor - release)

onboard tank (secondary pump) to

compressor -evaporation E5 (linked

to Liquefied Gas Bottom Discharge

(TPDIS model) -onboard tank to

compressor - release)

onboard tank (secondary pump) to

compressor -evaporation F2 (linked

to Liquefied Gas Bottom Discharge

(TPDIS model) -onboard tank to

compressor - release)Chemical name (DIPPR)

METHANE (DIPPR) METHANE (DIPPR) METHANE (DIPPR) METHANE (DIPPR)

Use which representative step

First 20% average (flammable)

First 20% average (flammable)

First 20% average (flammable)

First 20% average (flammable)

Evaporation from land or water

Water Water Water Water

Type of release Continuous Continuous Continuous ContinuousMass flow rate of the source (kg/s)

199,99 199,99 199,99 199,99

Duration of the release (s)

1800 1800 1800 1800

Total mass released (kg)

1,321E07 1,321E07 1,321E07 1,321E07

Height pool at t=0 Value pool height at t=0 (m)

Type of pool growth on Land

Type of pool growth on Water

Confined water surface Confined water surface Confined water surface Confined water surface

Temperature of the pool (°C)

19 19 19 19

Maximum pool surface area (m2)

10000 10000 10000 10000

Temperature of the subsoil (°C)

Temperature of the water (°C)

19 19 19 19

Max temperature difference between pool and water (K)

500 500 500 500

Wind speed at 10 m height (m/s)

3 9 5 2

Ambient temperature (°C)

19 19 19 19

Ambient relative 75 75 75 75

Page 97: CONSEQUENCE CALCULATIONS - Environment and … DPS_QRA Annex E... · CONSEQUENCE CALCULATIONS B.01a - GAS TANKER (RELEASE ON WATER) RELEASE Case description: B01a_TANK_G1_RELEASE

Project for a new LNG regasification facility to be located in the Marsaxlokk Bay – QRA PRELIMINARY REPORT

Ref: 02-901-188098-12141-Revision 2 Page E.97 of E.425

humidity (%) Solar radiation flux

User defined User defined User defined User defined

Solar heat radiation flux (W/m2)

100 100 100 100

Cloud cover (%) Date: day number Date: month number

Date: year number

Latitude of the location (deg)

Type of subsoil Subsoil roughness description

Maximum evaluation time for evaporation (s)

1800 1800 1800 1800

Results

onboard tank (secondary pump) to

compressor -evaporation D3 (linked

to Liquefied Gas Bottom Discharge

(TPDIS model) -onboard tank to

compressor - release)

onboard tank (secondary pump) to

compressor -evaporation D9 (linked

to Liquefied Gas Bottom Discharge

(TPDIS model) -onboard tank to

compressor - release)

onboard tank (secondary pump) to

compressor -evaporation E5 (linked

to Liquefied Gas Bottom Discharge

(TPDIS model) -onboard tank to

compressor - release)

onboard tank (secondary pump) to

compressor -evaporation F2 (linked

to Liquefied Gas Bottom Discharge

(TPDIS model) -onboard tank to

compressor - release)Heat flux from solar radiation (kW/m2)

0,1 0,1 0,1 0,1

Time pool spreading ends (s)

104 104 104 104

Time until pool has totally evaporated (s)

1074 1074 1074 1074

Purple book representative evaporation rate (kg/s)

499,51 499,51 499,51 499,51

Purple book representative evaporation duration (s)

720,67 720,67 720,67 720,67

Representative temperature (°C)

-161,49 -161,49 -161,49 -161,49

Representative pool diameter (m)

31,969 31,969 31,969 31,969

Density after mixing with air (kg/m3)

1,7552 1,6609 1,7197 1,7748

Total evaporated mass (kg)

3,5998E05 3,5998E05 3,5998E05 3,5998E05

... duration evaporation time (s)

1074 1074 1074 1074

Corresponding representative pool surface area

802,67 802,67 802,67 802,67

Page 98: CONSEQUENCE CALCULATIONS - Environment and … DPS_QRA Annex E... · CONSEQUENCE CALCULATIONS B.01a - GAS TANKER (RELEASE ON WATER) RELEASE Case description: B01a_TANK_G1_RELEASE

Project for a new LNG regasification facility to be located in the Marsaxlokk Bay – QRA PRELIMINARY REPORT

Ref: 02-901-188098-12141-Revision 2 Page E.98 of E.425

(m2) Other information Main program Effects 8.1.8.6673Chemical database DIPPR databaseChemical source DIPPR Jan2010Chemical source date 14/09/2010

Effects report created by ESLR2RH1F\andrea_silvasantos at 25/07/2013 16:56:59

DISPERSION Case description: onboard tank (secondary pump) to compressor - dispersion D3 (linked to Pool evaporation - onboard tank (secondary pump) to compressor - evaporation D3 (linked to Liquefied Gas Bottom Discharge (TPDIS model) - onboard tank to compressor - release)) Model: Dense Gas Dispersion: Explosive mass version: 5.13 (25/06/2013) Reference: Yellow Book 3rd edition 1997 chapter 4; Ermak, D.L. User manual for SLAB Lawrence Livermore National Laboratory, June 1990 compared to: onboard tank (secondary pump) to compressor - dispersion D9 (linked to Pool evaporation - onboard tank (secondary pump) to compressor - evaporation D9 (linked to Liquefied Gas Bottom Discharge (TPDIS model) - onboard tank to compressor - release)) compared to: onboard tank (secondary pump) to compressor - dispersion E5 (linked to Pool evaporation - onboard tank (secondary pump) to compressor - evaporation E5 (linked to Liquefied Gas Bottom Discharge (TPDIS model) - onboard tank to compressor - release)) compared to: onboard tank (secondary pump) to compressor - dispersion F2 (linked to Pool evaporation - onboard tank (secondary pump) to compressor - evaporation F2 (linked to Liquefied Gas Bottom Discharge (TPDIS model) - onboard tank to compressor - release)) Parameters

Inputs

onboard tank (secondary pump) to

compressor - dispersion D3 (linked to Pool

evaporation - onboard tank (secondary pump)

to compressor -evaporation D3 (linked

to Liquefied Gas Bottom Discharge

(TPDIS model) -onboard tank to

compressor - release))

onboard tank (secondary pump) to

compressor - dispersion D9 (linked to Pool

evaporation - onboard tank (secondary pump)

to compressor -evaporation D9 (linked

to Liquefied Gas Bottom Discharge

(TPDIS model) -onboard tank to

compressor - release))

onboard tank (secondary pump) to

compressor - dispersion E5 (linked to Pool

evaporation - onboard tank (secondary pump)

to compressor -evaporation E5 (linked

to Liquefied Gas Bottom Discharge

(TPDIS model) -onboard tank to

compressor - release))

onboard tank (secondary pump) to

compressor - dispersion F2 (linked to Pool

evaporation - onboard tank (secondary pump)

to compressor -evaporation F2 (linked

to Liquefied Gas Bottom Discharge

(TPDIS model) -onboard tank to

compressor - release))Chemical name (DIPPR)

METHANE (DIPPR) METHANE (DIPPR) METHANE (DIPPR) METHANE (DIPPR)

Type of release Evaporating pool

releaseEvaporating pool

releaseEvaporating pool

releaseEvaporating pool

releaseTotal massreleased (kg)

1,321E07 1,321E07 1,321E07 1,321E07

Mass flow rate of the source (kg/s)

499,51 499,51 499,51 499,51

Duration of the release (s)

720,67 720,67 720,67 720,67

Initial liquid mass fraction (%)

Fixed pool surface (m2)

802,67 802,67 802,67 802,67

Diameter of expanded jet (m)

Temperature after release (°C)

-161,49 -161,49 -161,49 -161,49

X-coordinate of release (m)

0 0 0 0

Y-coordinate of 0 0 0 0

Page 99: CONSEQUENCE CALCULATIONS - Environment and … DPS_QRA Annex E... · CONSEQUENCE CALCULATIONS B.01a - GAS TANKER (RELEASE ON WATER) RELEASE Case description: B01a_TANK_G1_RELEASE

Project for a new LNG regasification facility to be located in the Marsaxlokk Bay – QRA PRELIMINARY REPORT

Ref: 02-901-188098-12141-Revision 2 Page E.99 of E.425

release (m) Z-coordinate (height) of release (m)

Ambient temperature (°C)

19 19 19 19

Meteorological data

Pasquill Pasquill Pasquill Pasquill

Pasquill stability class

D (Neutral) D (Neutral) E (Stable) F (Very Stable)

Wind speed at 10 m height (m/s)

3 9 5 2

Inverse Monin-Obukhov length (1/L) (1/m)

Predefined wind direction

N N N N

Wind comes from (North = 0 degrees) (deg)

0 0 0 0

Ambient relative humidity (%)

75 75 75 75

Roughness length description

Cultivated land Cultivated land Cultivated land Cultivated land

Time t after start release (s)

1800 1800 1800 1800

Concentration averaging time (s)

20 20 20 20

Resolution of the time consuming graphs

Low Low Low Low

Results

onboard tank (secondary pump) to

compressor - dispersion D3 (linked to Pool

evaporation - onboard tank (secondary pump)

to compressor -evaporation D3 (linked

to Liquefied Gas Bottom Discharge

(TPDIS model) -onboard tank to

compressor - release))

onboard tank (secondary pump) to

compressor - dispersion D9 (linked to Pool

evaporation - onboard tank (secondary pump)

to compressor -evaporation D9 (linked

to Liquefied Gas Bottom Discharge

(TPDIS model) -onboard tank to

compressor - release))

onboard tank (secondary pump) to

compressor - dispersion E5 (linked to Pool

evaporation - onboard tank (secondary pump)

to compressor -evaporation E5 (linked

to Liquefied Gas Bottom Discharge

(TPDIS model) -onboard tank to

compressor - release))

onboard tank (secondary pump) to

compressor - dispersion F2 (linked to Pool

evaporation - onboard tank (secondary pump)

to compressor -evaporation F2 (linked

to Liquefied Gas Bottom Discharge

(TPDIS model) -onboard tank to

compressor - release))Explosive mass at time t (kg)

0 0 0 0

Height to LEL at time t (m)

0 0 0 0

Length of cloud (between LEL) at time t (m)

0 0 0 0

Width of cloud (between LEL) at time t (m)

0 0 0 0

Offset between release location and LEL at time t (m)

0 0 0 0

Maximum 25044 16037 16827 57626

Page 100: CONSEQUENCE CALCULATIONS - Environment and … DPS_QRA Annex E... · CONSEQUENCE CALCULATIONS B.01a - GAS TANKER (RELEASE ON WATER) RELEASE Case description: B01a_TANK_G1_RELEASE

Project for a new LNG regasification facility to be located in the Marsaxlokk Bay – QRA PRELIMINARY REPORT

Ref: 02-901-188098-12141-Revision 2 Page E.100 of E.425

explosive mass (kg) ...at time tmem (s)

110 450 650 300

Start time where 95% of maximum of explosive mass is reached (s)

96,482 48,742 63,409 182,26

Time where explosive mass starts decreasing below 95% of max (s)

720,67 720,67 720,67 720,67

Length of cloud (between LEL) at time tmem (m)

110,61 479,58 107,15 175

Width of cloud (between LEL) at time tmem (m)

149,43 59,66 132,57 359,58

Offset between release location and LEL at time tmem (m)

-26,218 -19,503 -21,197 -55,415

Maximum area of explosive cloud (m2)

12920 20723 11134 43905

...at time tmac (s)

720,67 720,67 720,67 720,67

Explosive mass at time tmac (kg)

20365 16037 15678 57626

Length of cloud (between LEL) at time tmac (m)

110,61 479,58 107,15 175

Width of cloud (between LEL) at time tmac (m)

149,43 59,66 132,57 359,58

Offset between release location and LEL at time tmac (m)

-26,218 -19,503 -21,197 -55,415

Offset between release centre and cloud centre at time tmac (m)

29,088 220,29 32,378 32,088

Inverse Monin-Obukhov length (1/L) used (1/m)

0 0 0,011686 0,04733

Other information Main program Effects 8.1.8.6673Chemical database DIPPR databaseChemical source DIPPR Jan2010Chemical source date 14/09/2010

Effects report created by ESLR2RH1F\andrea_silvasantos at 25/07/2013 16:57:26

EXPLOSION Case description: tank (secondary pump) to compressor - uvce D3 LC1 PNEW (linked to Dense Gas Dispersion: Explosive mass - onboard tank (secondary pump) to compressor - dispersion D3 PNEW (linked to Pool evaporation - onboard tank (secondary pump) to compressor - evaporation D3 PNEW (linked to Liquefied Gas Bottom Discharge (TPDIS model) - onboard tank to compressor - release PNEW)))

Page 101: CONSEQUENCE CALCULATIONS - Environment and … DPS_QRA Annex E... · CONSEQUENCE CALCULATIONS B.01a - GAS TANKER (RELEASE ON WATER) RELEASE Case description: B01a_TANK_G1_RELEASE

Project for a new LNG regasification facility to be located in the Marsaxlokk Bay – QRA PRELIMINARY REPORT

Ref: 02-901-188098-12141-Revision 2 Page E.101 of E.425

Model: Explosion (Multi Energy model) version: 5.03 (25/07/2013) Reference: Yellow Book CPR14E 3rd Edition - Chapter 5: Vapour cloud explosions compared to: tank (secondary pump) to compressor - uvce D9 LC1 PNEW (linked to Dense Gas Dispersion: Explosive mass - onboard tank (secondary pump) to compressor - dispersion D9 PNEW (linked to Pool evaporation - onboard tank (secondary pump) to compressor - evaporation D9 PNEW (linked to Liquefied Gas Bottom Discharge (TPDIS model) - onboard tank to compressor - release PNEW))) compared to: tank (secondary pump) to compressor - uvce E5 LC1 PNEW (linked to Dense Gas Dispersion: Explosive mass - onboard tank (secondary pump) to compressor - dispersion E5 PNEW (linked to Pool evaporation - onboard tank (secondary pump) to compressor - evaporation E5 PNEW (linked to Liquefied Gas Bottom Discharge (TPDIS model) - onboard tank to compressor - release PNEW))) compared to: tank (secondary pump) to compressor - uvce F2 LC1 PNEW (linked to Dense Gas Dispersion: Explosive mass - onboard tank (secondary pump) to compressor - dispersion F2 PNEW (linked to Pool evaporation - onboard tank (secondary pump) to compressor - evaporation F2 PNEW (linked to Liquefied Gas Bottom Discharge (TPDIS model) - onboard tank to compressor - release PNEW))) compared to: tank (secondary pump) to compressor - uvce D3 LC10 PNEW (linked to Dense Gas Dispersion: Explosive mass - onboard tank (secondary pump) to compressor - dispersion D3 PNEW (linked to Pool evaporation - onboard tank (secondary pump) to compressor - evaporation D3 PNEW (linked to Liquefied Gas Bottom Discharge (TPDIS model) - onboard tank to compressor - release PNEW))) compared to: tank (secondary pump) to compressor - uvce D3 LC50 PNEW (linked to Dense Gas Dispersion: Explosive mass - onboard tank (secondary pump) to compressor - dispersion D3 PNEW (linked to Pool evaporation - onboard tank (secondary pump) to compressor - evaporation D3 PNEW (linked to Liquefied Gas Bottom Discharge (TPDIS model) - onboard tank to compressor - release PNEW))) compared to: tank (secondary pump) to compressor - uvce D9 LC10 PNEW (linked to Pool evaporation - onboard tank (secondary pump) to compressor - evaporation D9 PNEW (linked to Liquefied Gas Bottom Discharge (TPDIS model) - onboard tank to compressor - release PNEW)) compared to: tank (secondary pump) to compressor - uvce D9 LC50 PNEW (linked to Dense Gas Dispersion: Explosive mass - onboard tank (secondary pump) to compressor - dispersion D9 PNEW (linked to Pool evaporation - onboard tank (secondary pump) to compressor - evaporation D9 PNEW (linked to Liquefied Gas Bottom Discharge (TPDIS model) - onboard tank to compressor - release PNEW))) compared to: tank (secondary pump) to compressor - uvce E5 LC10 PNEW (linked to Dense Gas Dispersion: Explosive mass - onboard tank (secondary pump) to compressor - dispersion E5 PNEW (linked to Pool evaporation - onboard tank (secondary pump) to compressor - evaporation E5 PNEW (linked to Liquefied Gas Bottom Discharge (TPDIS model) - onboard tank to compressor - release PNEW))) compared to: tank (secondary pump) to compressor - uvce E5 LC50 PNEW (linked to Dense Gas Dispersion: Explosive mass - onboard tank (secondary pump) to compressor - dispersion E5 PNEW (linked to Pool evaporation - onboard tank (secondary pump) to compressor - evaporation E5 PNEW (linked to Liquefied Gas Bottom Discharge (TPDIS model) - onboard tank to compressor - release PNEW))) compared to: tank (secondary pump) to compressor - uvce F2 LC10 PNEW (linked to Dense Gas Dispersion: Explosive mass - onboard tank (secondary pump) to compressor - dispersion F2 PNEW (linked to Pool evaporation - onboard tank (secondary pump) to compressor - evaporation F2 PNEW (linked to Liquefied Gas Bottom Discharge (TPDIS model) - onboard tank to compressor - release PNEW))) compared to: tank (secondary pump) to compressor - uvce F2 LC50 PNEW (linked to Dense Gas Dispersion: Explosive mass - onboard tank (secondary pump) to compressor - dispersion F2 PNEW (linked to Pool evaporation - onboard tank (secondary pump) to compressor - evaporation F2 PNEW (linked to Liquefied Gas Bottom Discharge (TPDIS model) - onboard tank to compressor - release PNEW))) Parameters

Inputs

tank (second

ary pump)

to compres

sor -uvce D3

LC1 PNEW (linked

to Dense

Gas Dispersi

on:

tank (second

ary pump)

to compres

sor -uvce D9

LC1 PNEW (linked

to Dense

Gas Dispersi

on:

tank (second

ary pump)

to compres

sor -uvce E5

LC1 PNEW (linked

to Dense

Gas Dispersi

on:

tank (second

ary pump)

to compres

sor -uvce F2

LC1 PNEW (linked

to Dense

Gas Dispersi

on:

tank (second

ary pump)

to compres

sor -uvce D3

LC10 PNEW (linked

to Dense

Gas Dispersi

on:

tank (second

ary pump)

to compres

sor -uvce D3

LC50 PNEW (linked

to Dense

Gas Dispersi

on:

tank (second

ary pump)

to compres

sor -uvce D9

LC10 PNEW (linked to Pool

evaporation -

onboard tank

tank (second

ary pump)

to compres

sor -uvce D9

LC50 PNEW (linked

to Dense

Gas Dispersi

on:

tank (second

ary pump)

to compres

sor -uvce E5

LC10 PNEW (linked

to Dense

Gas Dispersi

on:

tank (second

ary pump)

to compres

sor -uvce E5

LC50 PNEW (linked

to Dense

Gas Dispersi

on:

tank (second

ary pump)

to compres

sor -uvce F2

LC10 PNEW (linked

to Dense

Gas Dispersi

on:

tank (second

ary pump)

to compres

sor -uvce F2

LC50 PNEW (linked

to Dense

Gas Dispersi

on:

Page 102: CONSEQUENCE CALCULATIONS - Environment and … DPS_QRA Annex E... · CONSEQUENCE CALCULATIONS B.01a - GAS TANKER (RELEASE ON WATER) RELEASE Case description: B01a_TANK_G1_RELEASE

Project for a new LNG regasification facility to be located in the Marsaxlokk Bay – QRA PRELIMINARY REPORT

Ref: 02-901-188098-12141-Revision 2 Page E.102 of E.425

Explosive mass -onboard

tank (second

ary pump)

to compres

sor -dispersi

on D3 PNEW (linked to Pool

evaporation -

onboard tank

(secondary

pump) to

compressor -

evaporation D3 PNEW (linked

to Liquefie

d Gas Bottom Dischar

ge (TPDIS

model) -onboard

tank to compres

sor -release

PNEW)))

Explosive mass -onboard

tank (second

ary pump)

to compres

sor -dispersi

on D9 PNEW (linked to Pool

evaporation -

onboard tank

(secondary

pump) to

compressor -

evaporation D9 PNEW (linked

to Liquefie

d Gas Bottom Dischar

ge (TPDIS

model) -onboard

tank to compres

sor -release

PNEW)))

Explosive mass -onboard

tank (second

ary pump)

to compres

sor -dispersi

on E5 PNEW (linked to Pool

evaporation -

onboard tank

(secondary

pump) to

compressor -

evaporation E5 PNEW (linked

to Liquefie

d Gas Bottom Dischar

ge (TPDIS

model) -onboard

tank to compres

sor -release

PNEW)))

Explosive mass -onboard

tank (second

ary pump)

to compres

sor -dispersi

on F2 PNEW (linked to Pool

evaporation -

onboard tank

(secondary

pump) to

compressor -

evaporation F2 PNEW (linked

to Liquefie

d Gas Bottom Dischar

ge (TPDIS

model) -onboard

tank to compres

sor -release

PNEW)))

Explosive mass -onboard

tank (second

ary pump)

to compres

sor -dispersi

on D3 PNEW (linked to Pool

evaporation -

onboard tank

(secondary

pump) to

compressor -

evaporation D3 PNEW (linked

to Liquefie

d Gas Bottom Dischar

ge (TPDIS

model) -onboard

tank to compres

sor -release

PNEW)))

Explosive mass -onboard

tank (second

ary pump)

to compres

sor -dispersi

on D3 PNEW (linked to Pool

evaporation -

onboard tank

(secondary

pump) to

compressor -

evaporation D3 PNEW (linked

to Liquefie

d Gas Bottom Dischar

ge (TPDIS

model) -onboard

tank to compres

sor -release

PNEW)))

(secondary

pump) to

compressor -

evaporation D9 PNEW (linked

to Liquefie

d Gas Bottom Dischar

ge (TPDIS

model) -onboard

tank to compres

sor -release

PNEW))

Explosive mass -onboard

tank (second

ary pump)

to compres

sor -dispersi

on D9 PNEW (linked to Pool

evaporation -

onboard tank

(secondary

pump) to

compressor -

evaporation D9 PNEW (linked

to Liquefie

d Gas Bottom Dischar

ge (TPDIS

model) -onboard

tank to compres

sor -release

PNEW)))

Explosive mass -onboard

tank (second

ary pump)

to compres

sor -dispersi

on E5 PNEW (linked to Pool

evaporation -

onboard tank

(secondary

pump) to

compressor -

evaporation E5 PNEW (linked

to Liquefie

d Gas Bottom Dischar

ge (TPDIS

model) -onboard

tank to compres

sor -release

PNEW)))

Explosive mass -onboard

tank (second

ary pump)

to compres

sor -dispersi

on E5 PNEW (linked to Pool

evaporation -

onboard tank

(secondary

pump) to

compressor -

evaporation E5 PNEW (linked

to Liquefie

d Gas Bottom Dischar

ge (TPDIS

model) -onboard

tank to compres

sor -release

PNEW)))

Explosive mass -onboard

tank (second

ary pump)

to compres

sor -dispersi

on F2 PNEW (linked to Pool

evaporation -

onboard tank

(secondary

pump) to

compressor -

evaporation F2 PNEW (linked

to Liquefie

d Gas Bottom Dischar

ge (TPDIS

model) -onboard

tank to compres

sor -release

PNEW)))

Explosive mass -onboard

tank (second

ary pump)

to compres

sor -dispersi

on F2 PNEW (linked to Pool

evaporation -

onboard tank

(secondary

pump) to

compressor -

evaporation F2 PNEW (linked

to Liquefie

d Gas Bottom Dischar

ge (TPDIS

model) -onboard

tank to compres

sor -release

PNEW)))

Chemical name (DIPPR)

METHANE

(DIPPR)

METHANE

(DIPPR)

METHANE

(DIPPR)

METHANE

(DIPPR)

METHANE

(DIPPR)

METHANE

(DIPPR)

METHANE

(DIPPR)

METHANE

(DIPPR)

METHANE

(DIPPR)

METHANE

(DIPPR)

METHANE

(DIPPR)

METHANE

(DIPPR)Ambient pressure (bar)

1,0151 1,0151 1,0151 1,0151 1,0151 1,0151 1,0151 1,0151 1,0151 1,0151 1,0151 1,0151

Total mass in explosive range (kg)

22341 17878 18047 66077 22341 22341 17878 17878 18047 18047 66077 66077

Fraction of flammable cloud confined (%)

8 8 8 8 8 8 8 8 8 8 8 8

Curve number

3 (Weak deflagra

3 (Weak deflagra

3 (Weak deflagra

3 (Weak deflagra

3 (Weak deflagra

3 (Weak deflagra

3 (Weak deflagra

3 (Weak deflagra

3 (Weak deflagra

3 (Weak deflagra

3 (Weak deflagra

3 (Weak deflagra

Page 103: CONSEQUENCE CALCULATIONS - Environment and … DPS_QRA Annex E... · CONSEQUENCE CALCULATIONS B.01a - GAS TANKER (RELEASE ON WATER) RELEASE Case description: B01a_TANK_G1_RELEASE

Project for a new LNG regasification facility to be located in the Marsaxlokk Bay – QRA PRELIMINARY REPORT

Ref: 02-901-188098-12141-Revision 2 Page E.103 of E.425

tion) tion) tion) tion) tion) tion) tion) tion) tion) tion) tion) tion)Distance from release (Xd) (m)

50 50 50 50 50 50 50 50 50 50 50 50

Offset between release point and cloud centre (m)

429,91 -9,8282 33,214 33,547 429,91 429,91 -9,8282 -9,8282 33,214 33,214 33,547 33,547

Threshold overpressure (mbar)

168 168 168 168 365 942 365 942 365 942 365 942

X-coordinate of release (m)

0 0 0 0 0 0 0 0 0 0 0 0

Y-coordinate of release (m)

0 0 0 0 0 0 0 0 0 0 0 0

Predefined wind direction

N N N N N N N N N N N N

Wind comes from (North = 0 degrees) (deg)

0 0 0 0 0 0 0 0 0 0 0 0

Results

tank (second

ary pump)

to compres

sor -uvce D3

LC1 PNEW (linked

to Dense

Gas Dispersi

on: Explosive mass -onboard

tank (second

ary pump)

to

tank (second

ary pump)

to compres

sor -uvce D9

LC1 PNEW (linked

to Dense

Gas Dispersi

on: Explosive mass -onboard

tank (second

ary pump)

to

tank (second

ary pump)

to compres

sor -uvce E5

LC1 PNEW (linked

to Dense

Gas Dispersi

on: Explosive mass -onboard

tank (second

ary pump)

to

tank (second

ary pump)

to compres

sor -uvce F2

LC1 PNEW (linked

to Dense

Gas Dispersi

on: Explosive mass -onboard

tank (second

ary pump)

to

tank (second

ary pump)

to compres

sor -uvce D3

LC10 PNEW (linked

to Dense

Gas Dispersi

on: Explosive mass -onboard

tank (second

ary pump)

to

tank (second

ary pump)

to compres

sor -uvce D3

LC50 PNEW (linked

to Dense

Gas Dispersi

on: Explosive mass -onboard

tank (second

ary pump)

to

tank (second

ary pump)

to compres

sor -uvce D9

LC10 PNEW (linked to Pool

evaporation -

onboard tank

(secondary

pump) to

compressor -

evaporation D9

tank (second

ary pump)

to compres

sor -uvce D9

LC50 PNEW (linked

to Dense

Gas Dispersi

on: Explosive mass -onboard

tank (second

ary pump)

to

tank (second

ary pump)

to compres

sor -uvce E5

LC10 PNEW (linked

to Dense

Gas Dispersi

on: Explosive mass -onboard

tank (second

ary pump)

to

tank (second

ary pump)

to compres

sor -uvce E5

LC50 PNEW (linked

to Dense

Gas Dispersi

on: Explosive mass -onboard

tank (second

ary pump)

to

tank (second

ary pump)

to compres

sor -uvce F2

LC10 PNEW (linked

to Dense

Gas Dispersi

on: Explosive mass -onboard

tank (second

ary pump)

to

tank (second

ary pump)

to compres

sor -uvce F2

LC50 PNEW (linked

to Dense

Gas Dispersi

on: Explosive mass -onboard

tank (second

ary pump)

to

Page 104: CONSEQUENCE CALCULATIONS - Environment and … DPS_QRA Annex E... · CONSEQUENCE CALCULATIONS B.01a - GAS TANKER (RELEASE ON WATER) RELEASE Case description: B01a_TANK_G1_RELEASE

Project for a new LNG regasification facility to be located in the Marsaxlokk Bay – QRA PRELIMINARY REPORT

Ref: 02-901-188098-12141-Revision 2 Page E.104 of E.425

compressor -

dispersion D3

PNEW (linked to Pool

evaporation -

onboard tank

(secondary

pump) to

compressor -

evaporation D3 PNEW (linked

to Liquefie

d Gas Bottom Dischar

ge (TPDIS

model) -onboard

tank to compres

sor -release

PNEW)))

compressor -

dispersion D9

PNEW (linked to Pool

evaporation -

onboard tank

(secondary

pump) to

compressor -

evaporation D9 PNEW (linked

to Liquefie

d Gas Bottom Dischar

ge (TPDIS

model) -onboard

tank to compres

sor -release

PNEW)))

compressor -

dispersion E5

PNEW (linked to Pool

evaporation -

onboard tank

(secondary

pump) to

compressor -

evaporation E5 PNEW (linked

to Liquefie

d Gas Bottom Dischar

ge (TPDIS

model) -onboard

tank to compres

sor -release

PNEW)))

compressor -

dispersion F2

PNEW (linked to Pool

evaporation -

onboard tank

(secondary

pump) to

compressor -

evaporation F2 PNEW (linked

to Liquefie

d Gas Bottom Dischar

ge (TPDIS

model) -onboard

tank to compres

sor -release

PNEW)))

compressor -

dispersion D3

PNEW (linked to Pool

evaporation -

onboard tank

(secondary

pump) to

compressor -

evaporation D3 PNEW (linked

to Liquefie

d Gas Bottom Dischar

ge (TPDIS

model) -onboard

tank to compres

sor -release

PNEW)))

compressor -

dispersion D3

PNEW (linked to Pool

evaporation -

onboard tank

(secondary

pump) to

compressor -

evaporation D3 PNEW (linked

to Liquefie

d Gas Bottom Dischar

ge (TPDIS

model) -onboard

tank to compres

sor -release

PNEW)))

PNEW (linked

to Liquefie

d Gas Bottom Dischar

ge (TPDIS

model) -onboard

tank to compres

sor -release

PNEW))

compressor -

dispersion D9

PNEW (linked to Pool

evaporation -

onboard tank

(secondary

pump) to

compressor -

evaporation D9 PNEW (linked

to Liquefie

d Gas Bottom Dischar

ge (TPDIS

model) -onboard

tank to compres

sor -release

PNEW)))

compressor -

dispersion E5

PNEW (linked to Pool

evaporation -

onboard tank

(secondary

pump) to

compressor -

evaporation E5 PNEW (linked

to Liquefie

d Gas Bottom Dischar

ge (TPDIS

model) -onboard

tank to compres

sor -release

PNEW)))

compressor -

dispersion E5

PNEW (linked to Pool

evaporation -

onboard tank

(secondary

pump) to

compressor -

evaporation E5 PNEW (linked

to Liquefie

d Gas Bottom Dischar

ge (TPDIS

model) -onboard

tank to compres

sor -release

PNEW)))

compressor -

dispersion F2

PNEW (linked to Pool

evaporation -

onboard tank

(secondary

pump) to

compressor -

evaporation F2 PNEW (linked

to Liquefie

d Gas Bottom Dischar

ge (TPDIS

model) -onboard

tank to compres

sor -release

PNEW)))

compressor -

dispersion F2

PNEW (linked to Pool

evaporation -

onboard tank

(secondary

pump) to

compressor -

evaporation F2 PNEW (linked

to Liquefie

d Gas Bottom Dischar

ge (TPDIS

model) -onboard

tank to compres

sor -release

PNEW)))

Confined mass in explosive range (kg)

1787,3 1430,2 1443,8 5286,1 1787,3 1787,3 1430,2 1430,2 1443,8 1443,8 5286,1 5286,1

Total combustion energy (MJ)

89419 71556 722332,6447E

0589419 89419 71556 71556 72233 72233

2,6447E05

2,6447E05

Peak overpressure at Xd (mbar)

52,382 51,686 51,768 52,785 52,382 52,382 51,686 51,686 51,768 51,768 52,785 52,785

Peak dynamic pressure at Xd (mbar)

10,292 8,285 8,3541 21,429 10,292 10,292 8,285 8,285 8,3541 8,3541 21,429 21,429

Pressure impulse at Xd (Pa*s)

1511,1 1371,9 1378,3 2443,1 1511,1 1511,1 1371,9 1371,9 1378,3 1378,3 2443,1 2443,1

Positive phase duration

576,93 530,85 532,51 925,68 576,93 576,93 530,85 530,85 532,51 532,51 925,68 925,68

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Project for a new LNG regasification facility to be located in the Marsaxlokk Bay – QRA PRELIMINARY REPORT

Ref: 02-901-188098-12141-Revision 2 Page E.105 of E.425

at Xd (ms) Dist. from center mass of cloud at threshold overpressure (m)

-1E100 -1E100 -1E100 -1E100 -1E100 -1E100 -1E100 -1E100 -1E100 -1E100 -1E100 -1E100

Blast-wave shape at Xd

Pressure wave

Pressure wave

Pressure wave

Pressure wave

Pressure wave

Pressure wave

Pressure wave

Pressure wave

Pressure wave

Pressure wave

Pressure wave

Pressure wave

Damage (general description) at Xd

Minor damage

(Zone D: 3.5 -

17 kPa).

Minor damage

(Zone D: 3.5 -

17 kPa).

Minor damage

(Zone D: 3.5 -

17 kPa).

Minor damage

(Zone D: 3.5 -

17 kPa).

Minor damage

(Zone D: 3.5 -

17 kPa).

Minor damage

(Zone D: 3.5 -

17 kPa).

Minor damage

(Zone D: 3.5 -

17 kPa).

Minor damage

(Zone D: 3.5 -

17 kPa).

Minor damage

(Zone D: 3.5 -

17 kPa).

Minor damage

(Zone D: 3.5 -

17 kPa).

Minor damage

(Zone D: 3.5 -

17 kPa).

Minor damage

(Zone D: 3.5 -

17 kPa).

Damage to brick houses at Xd

Habitable after

relatively easy

repairs. Minor

structural

damage (3 kPa).

Habitable after

relatively easy

repairs. Minor

structural

damage (3 kPa).

Habitable after

relatively easy

repairs. Minor

structural

damage (3 kPa).

Habitable after

relatively easy

repairs. Minor

structural

damage (3 kPa).

Habitable after

relatively easy

repairs. Minor

structural

damage (3 kPa).

Habitable after

relatively easy

repairs. Minor

structural

damage (3 kPa).

Habitable after

relatively easy

repairs. Minor

structural

damage (3 kPa).

Habitable after

relatively easy

repairs. Minor

structural

damage (3 kPa).

Habitable after

relatively easy

repairs. Minor

structural

damage (3 kPa).

Habitable after

relatively easy

repairs. Minor

structural

damage (3 kPa).

Habitable after

relatively easy

repairs. Minor

structural

damage (3 kPa).

Habitable after

relatively easy

repairs. Minor

structural

damage (3 kPa).

Damage to typical American-style houses at Xd

No damage or very minor

damage

No damage or very minor

damage

No damage or very minor

damage

No damage or very minor

damage

No damage or very minor

damage

No damage or very minor

damage

No damage or very minor

damage

No damage or very minor

damage

No damage or very minor

damage

No damage or very minor

damage

No damage or very minor

damage

No damage or very minor

damage

Damage to structures (empirical) at Xd

No damage or very minor

damage

No damage or very minor

damage

No damage or very minor

damage

No damage or very minor

damage

No damage or very minor

damage

No damage or very minor

damage

No damage or very minor

damage

No damage or very minor

damage

No damage or very minor

damage

No damage or very minor

damage

No damage or very minor

damage

No damage or very minor

damage

Other information Main program Effects 8.1.8.6673Chemical database DIPPR databaseChemical source DIPPR Jan2010Chemical source date 14/09/2010

Effects report created by ESLR2RH1F\andrea_silvasantos at 25/07/2013 12:03:40

POOL FIRE Case description: onboard tank (secondary pump) to compressor - PFIRE D3 (linked to Pool evaporation - onboard tank (secondary pump) to compressor - evaporation D3 (linked to Liquefied Gas Bottom Discharge (TPDIS model) - onboard tank to compressor - release)) Model: Pool fire version: 5.11 (25/06/2013) Reference: Yellow Book (CPR-14E), 3rd edition 1997, Paragraph 6.5.4 compared to: onboard tank (secondary pump) to compressor - PFIRE D9 (linked to Pool evaporation - onboard tank (secondary pump) to compressor - evaporation D9 (linked to Liquefied Gas Bottom Discharge (TPDIS model) - onboard tank to compressor - release)) compared to: onboard tank (secondary pump) to compressor - PFIRE E5 (linked to Pool evaporation - onboard

Page 106: CONSEQUENCE CALCULATIONS - Environment and … DPS_QRA Annex E... · CONSEQUENCE CALCULATIONS B.01a - GAS TANKER (RELEASE ON WATER) RELEASE Case description: B01a_TANK_G1_RELEASE

Project for a new LNG regasification facility to be located in the Marsaxlokk Bay – QRA PRELIMINARY REPORT

Ref: 02-901-188098-12141-Revision 2 Page E.106 of E.425

tank (secondary pump) to compressor - evaporation E5 (linked to Liquefied Gas Bottom Discharge (TPDIS model) - onboard tank to compressor - release)) compared to: onboard tank (secondary pump) to compressor - PFIRE F2 (linked to Pool evaporation - onboard tank (secondary pump) to compressor - evaporation F2 (linked to Liquefied Gas Bottom Discharge (TPDIS model) - onboard tank to compressor - release)) Parameters

Inputs

onboard tank (secondary pump) to

compressor - PFIRE D3 (linked to Pool

evaporation - onboard tank (secondary pump)

to compressor -evaporation D3 (linked

to Liquefied Gas Bottom Discharge (TPDIS

model) - onboard tank to compressor -

release))

onboard tank (secondary pump) to

compressor - PFIRE D9 (linked to Pool

evaporation - onboard tank (secondary pump)

to compressor -evaporation D9 (linked

to Liquefied Gas Bottom Discharge (TPDIS

model) - onboard tank to compressor -

release))

onboard tank (secondary pump) to

compressor - PFIRE E5 (linked to Pool

evaporation - onboard tank (secondary pump)

to compressor -evaporation E5 (linked

to Liquefied Gas Bottom Discharge (TPDIS

model) - onboard tank to compressor -

release))

onboard tank (secondary pump) to

compressor - PFIRE F2 (linked to Pool

evaporation - onboard tank (secondary pump)

to compressor -evaporation F2 (linked

to Liquefied Gas Bottom Discharge (TPDIS

model) - onboard tank to compressor -

release))Chemical name (DIPPR)

METHANE (DIPPR) METHANE (DIPPR) METHANE (DIPPR) METHANE (DIPPR)

Pool size determination

Confined Confined Confined Confined

Total mass released (kg)

1,321E07 1,321E07 1,321E07 1,321E07

Mass flow rate of the source (kg/s)

499,51 499,51 499,51 499,51

Duration of the release (s)

720,67 720,67 720,67 720,67

Pool surface poolfire (m2)

10000 10000 10000 10000

Height of the observer position above ground level (m)

0 0 0 0

Height of the confined pool above ground level (m)

0 0 0 0

Hole diameter (mm)

Discharge coefficient (-)

Initial height of the liquid above release point (m)

Cross-sectional area of the tank (m2)

Pool thickness (mm)

Temperature of the pool (°C)

19 19 19 19

Pool burning rate

Calculate/Default Calculate/Default Calculate/Default Calculate/Default

Value of pool burning rate (kg/m2*s)

Fraction combustion

35 35 35 35

Page 107: CONSEQUENCE CALCULATIONS - Environment and … DPS_QRA Annex E... · CONSEQUENCE CALCULATIONS B.01a - GAS TANKER (RELEASE ON WATER) RELEASE Case description: B01a_TANK_G1_RELEASE

Project for a new LNG regasification facility to be located in the Marsaxlokk Bay – QRA PRELIMINARY REPORT

Ref: 02-901-188098-12141-Revision 2 Page E.107 of E.425

heat radiated (%) Soot Fraction Calculate/Default Calculate/Default Calculate/Default Calculate/DefaultValue of soot fraction (-)

Wind speed at 10 m height (m/s)

3 9 5 2

Ambient temperature (°C)

19 19 19 19

Ambient relative humidity (%)

75 75 75 75

Amount of CO2 in atmosphere (%)

0,03 0,03 0,03 0,03

Distance from the centre of the pool (m)

1000 1000 1000 1000

Exposure duration to heat radiation (s)

75 75 75 75

Take protective effects of clothing into account

No No No No

X-coordinate of release (m)

0 0 0 0

Y-coordinate of release (m)

0 0 0 0

Predefined wind direction

N N N N

Wind comes from (North = 0 degrees) (deg)

0 0 0 0

Calculate all contours for

Physical effects Physical effects Physical effects Physical effects

Heat radiation level (lowest) for first contour plot (kW/m2)

6,8 6,8 6,8 6,8

Heat radiation level for second contour plot (kW/m2)

9,23 9,23 9,23 9,23

Heat radiation level (highest) for third contour plot (kW/m2)

13,4 13,4 13,4 13,4

Percentage of mortality for contour calculations (%)

Results

onboard tank (secondary pump) to

compressor - PFIRE D3 (linked to Pool

evaporation - onboard

onboard tank (secondary pump) to

compressor - PFIRE D9 (linked to Pool

evaporation - onboard

onboard tank (secondary pump) to

compressor - PFIRE E5 (linked to Pool

evaporation - onboard

onboard tank (secondary pump) to

compressor - PFIRE F2 (linked to Pool

evaporation - onboard

Page 108: CONSEQUENCE CALCULATIONS - Environment and … DPS_QRA Annex E... · CONSEQUENCE CALCULATIONS B.01a - GAS TANKER (RELEASE ON WATER) RELEASE Case description: B01a_TANK_G1_RELEASE

Project for a new LNG regasification facility to be located in the Marsaxlokk Bay – QRA PRELIMINARY REPORT

Ref: 02-901-188098-12141-Revision 2 Page E.108 of E.425

tank (secondary pump) to compressor -

evaporation D3 (linked to Liquefied Gas Bottom

Discharge (TPDIS model) - onboard tank

to compressor -release))

tank (secondary pump) to compressor -

evaporation D9 (linked to Liquefied Gas Bottom

Discharge (TPDIS model) - onboard tank

to compressor -release))

tank (secondary pump) to compressor -

evaporation E5 (linked to Liquefied Gas Bottom

Discharge (TPDIS model) - onboard tank

to compressor -release))

tank (secondary pump) to compressor -

evaporation F2 (linked to Liquefied Gas Bottom

Discharge (TPDIS model) - onboard tank

to compressor -release))

Max Diameter of the Pool Fire (m)

112,84 112,84 112,84 112,84

Heat radiation at X (kW/m2)

0,11465 0,083056 0,10169 0,12194

Heat radiation first contour at (m)

198,96 193,87 200,39 195,03

Heat radiation second contour at (m)

177,63 177,35 181,02 172,64

Heat radiation third contour at (m)

153,44 159,19 159,19 147,33

Combustion rate (kg/s)

780 780 780 780

Duration of the pool fire (s)

16936 16936 16936 16936

Heat emission from fire surface (kW/m2)

78,846 87,066 80,77 78,846

Flame tilt (deg) 37,614 53,697 45,489 31,201View factor (%) 0,30773 0,19824 0,26527 0,32729Atmospheric transmissivity (%)

47,253 48,121 47,462 47,253

Flame temperature (°C)

814,17 841,32 820,71 814,17

Height of the Flame (m)

94,407 80,225 90,764 94,407

Calculated pool surface area (m2)

10000 10000 10000 10000

Weight ratio of HCL/chemical (%)

0 0 0 0

Weight ratio of NO2/chemical (%)

0 0 0 0

Weight ratio of SO2/chemical (%)

0 0 0 0

Weight ratio of CO2/chemical (%)

274,4 274,4 274,4 274,4

Weight ratio of H2O/chemical (%)

224,69 224,69 224,69 224,69

Other information Main program Effects 8.1.8.6673Chemical database DIPPR databaseChemical source DIPPR Jan2010

Page 109: CONSEQUENCE CALCULATIONS - Environment and … DPS_QRA Annex E... · CONSEQUENCE CALCULATIONS B.01a - GAS TANKER (RELEASE ON WATER) RELEASE Case description: B01a_TANK_G1_RELEASE

Project for a new LNG regasification facility to be located in the Marsaxlokk Bay – QRA PRELIMINARY REPORT

Ref: 02-901-188098-12141-Revision 2 Page E.109 of E.425

Chemical source date 14/09/2010

Effects report created by ESLR2RH1F\andrea_silvasantos at 25/07/2013 16:59:31

Page 110: CONSEQUENCE CALCULATIONS - Environment and … DPS_QRA Annex E... · CONSEQUENCE CALCULATIONS B.01a - GAS TANKER (RELEASE ON WATER) RELEASE Case description: B01a_TANK_G1_RELEASE

Project for a new LNG regasification facility to be located in the Marsaxlokk Bay – QRA PRELIMINARY REPORT

Ref: 02-901-188098-12141-Revision 2 Page E.110 of E.425

B.07– PIPELINE FROM SECONDARY PUMP TO RU RELEASE Case description: B07_pump to ru - release Model: Liquefied Gas Bottom Discharge (TPDIS model) version: 5.06 (07/11/2013) Reference: Yellow Book (CPR-14E), 3rd edition 1997, Chapter 2 and Modelling source terms for the atmospheric dispersion of hazardous substances, Jaakko Kukkonen Parameters Inputs Chemical name (DIPPR) METHANE (DIPPR)Use which representative step First 20% average (flammable)Type of release Release from vessel through (a hole in) pipePipeline length (m) 26,5Pipeline diameter (inch) 6Pipeline roughness (mm) 0,045Hole diameter (m) 0,1524Hole rounding Rounded edgesDischarge coefficient (-) 1Height difference between pipe entrance and exit (m) 0Height leak above tank bottom (m) 0Initial temperature in vessel (°C) -161Vessel volume (m3) 90000Vessel type Horizontal cylinderLength cylinder (m) 26,5Filling degree (%) 99Expansion type Adiabaticn value Pressure inside vessel determination Use actual pressureInitial (absolute) pressure in vessel (bar) 28Type of calculation Calculate until device is emptyTime t after start release (s)

Results Initial mass in vessel (kg) 3,8014E07Initial (vapour) pressure in vessel (bar) 28Time needed to empty vessel (s) 4,2649E05Massflowrate at end outflow (kg/s) 0Total mass released (kg) 3,6387E07Pressure in vessel at end outflow (bar) 1,0151Temperature in vessel at end outflow (°C) -164,42VapourMass fraction at end outflow (%) 100Liquid mass in vessel at end outflow (kg) 1,503E06Vapour mass in vessel at end outflow (kg) 1,2479E05Height of liquid at end outflow (m) 5,4165Fillingdegree at end outflow (%) 3,9125Exit pressure at end outflow (bar) 1,0151Exit temperature at end outflow (°C) -164,42Maximum mass flow rate (kg/s) 600,89Representative release rate (kg/s) 539,25Representative outflow duration (s) 1800Representative temperature (°C) -161Representative pressure at exit (bar) 1,0643Representative vapour mass fraction (%) 0 Other information Main program Effects 8.1.8.6673Chemical database DIPPR databaseChemical source DIPPR Jan2010Chemical source date 14/09/2010

Effects report created by ESLR2RH1F\andrea_silvasantos at 07/11/2013 10:23:00

Page 111: CONSEQUENCE CALCULATIONS - Environment and … DPS_QRA Annex E... · CONSEQUENCE CALCULATIONS B.01a - GAS TANKER (RELEASE ON WATER) RELEASE Case description: B01a_TANK_G1_RELEASE

Project for a new LNG regasification facility to be located in the Marsaxlokk Bay – QRA PRELIMINARY REPORT

Ref: 02-901-188098-12141-Revision 2 Page E.111 of E.425

EVAPORATION Case description: B07_pump to RU - evaporation D3 (linked to Liquefied Gas Bottom Discharge (TPDIS model) - B07_pump to ru - release) Model: Pool evaporation version: 5.16 (20/06/2013) Reference: Yellow Book CPR14E 2rd Edition - Chapter 5: Evaporation compared to: B07_pump to RU - evaporation D9 (linked to Liquefied Gas Bottom Discharge (TPDIS model) - B07_pump to ru - release) compared to: B07_pump to RU - evaporation E5 (linked to Liquefied Gas Bottom Discharge (TPDIS model) - B07_pump to ru - release) compared to: B07_pump to RU - evaporation F2 (linked to Liquefied Gas Bottom Discharge (TPDIS model) - B07_pump to ru - release) Parameters

Inputs

B07_pump to RU -evaporation D3 (linked

to Liquefied Gas Bottom Discharge

(TPDIS model) -B07_pump to ru -

release)

B07_pump to RU -evaporation D9 (linked

to Liquefied Gas Bottom Discharge

(TPDIS model) -B07_pump to ru -

release)

B07_pump to RU -evaporation E5 (linked

to Liquefied Gas Bottom Discharge

(TPDIS model) -B07_pump to ru -

release)

B07_pump to RU -evaporation F2 (linked

to Liquefied Gas Bottom Discharge

(TPDIS model) -B07_pump to ru -

release)Chemical name (DIPPR)

METHANE (DIPPR) METHANE (DIPPR) METHANE (DIPPR) METHANE (DIPPR)

Use which representative step

First 20% average (flammable)

First 20% average (flammable)

First 20% average (flammable)

First 20% average (flammable)

Evaporation from land or water

Land Land Land Land

Type of release Continuous Continuous Continuous ContinuousMass flow rate of the source (kg/s)

539,25 539,25 539,25 539,25

Duration of the release (s)

1800 1800 1800 1800

Total mass released (kg)

3,6387E07 3,6387E07 3,6387E07 3,6387E07

Height pool at t=0 Value pool height at t=0 (m)

Type of pool growth on Land

Spreading in bunds Spreading in bunds Spreading in bunds Spreading in bunds

Type of pool growth on Water

Temperature of the pool (°C)

19 19 19 19

Maximum pool surface area (m2)

1500 1500 1500 1500

Temperature of the subsoil (°C)

19 19 19 19

Temperature of the water (°C)

Max temperature difference between pool and water (K)

Wind speed at 10 m height (m/s)

3 9 5 2

Ambient temperature (°C)

19 19 19 19

Ambient relative humidity (%)

75 75 75 75

Solar radiation flux User defined User defined User defined User definedSolar heat radiation flux (W/m2)

100 100 100 100

Cloud cover (%)

Page 112: CONSEQUENCE CALCULATIONS - Environment and … DPS_QRA Annex E... · CONSEQUENCE CALCULATIONS B.01a - GAS TANKER (RELEASE ON WATER) RELEASE Case description: B01a_TANK_G1_RELEASE

Project for a new LNG regasification facility to be located in the Marsaxlokk Bay – QRA PRELIMINARY REPORT

Ref: 02-901-188098-12141-Revision 2 Page E.112 of E.425

Date: day number Date: month number

Date: year number Latitude of the location (deg)

Type of subsoil Heavy concrete Heavy concrete Heavy concrete Heavy concrete

Subsoil roughness description

flat sandy soil, concrete, tiles, plant-

yard

flat sandy soil, concrete, tiles, plant-

yard

flat sandy soil, concrete, tiles, plant-

yard

flat sandy soil, concrete, tiles, plant-

yardMaximum evaluation time for evaporation (s)

1800 1800 1800 1800

Results

B07_pump to RU -evaporation D3 (linked

to Liquefied Gas Bottom Discharge

(TPDIS model) -B07_pump to ru -

release)

B07_pump to RU -evaporation D9 (linked

to Liquefied Gas Bottom Discharge

(TPDIS model) -B07_pump to ru -

release)

B07_pump to RU -evaporation E5 (linked

to Liquefied Gas Bottom Discharge

(TPDIS model) -B07_pump to ru -

release)

B07_pump to RU -evaporation F2 (linked

to Liquefied Gas Bottom Discharge

(TPDIS model) -B07_pump to ru -

release)Heat flux from solar radiation (kW/m2)

0,1 0,1 0,1 0,1

Time pool spreading ends (s)

34,5 34,5 34,5 34,5

Time until pool has totally evaporated (s)

Purple book representative evaporation rate (kg/s)

52,281 62,311 51,892 53,861

Purple book representative evaporation duration (s)

1068,6 1449,8 1350,9 882,95

Representative temperature (°C)

-161,49 -161,49 -161,49 -161,49

Representative pool diameter (m)

29,033 31,883 28,512 29,892

Density after mixing with air (kg/m3)

1,5121 1,369 1,4372 1,5733

Total evaporated mass (kg)

55867 90337 70102 47556

... duration evaporation time (s)

1799,5 1799,5 1799,5 1799,5

Corresponding representative pool surface area (m2)

662,01 798,37 638,49 701,78

Other information Main program Effects 8.1.8.6673Chemical database DIPPR databaseChemical source DIPPR Jan2010Chemical source date 14/09/2010

Effects report created by ESLR2RH1F\andrea_silvasantos at 07/11/2013 10:23:27

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Project for a new LNG regasification facility to be located in the Marsaxlokk Bay – QRA PRELIMINARY REPORT

Ref: 02-901-188098-12141-Revision 2 Page E.113 of E.425

ATMOSPHERIC DISPERSION Case description: B07_pump to ru - dispersion D3 (linked to Pool evaporation - B07_pump to RU - evaporation D3 (linked to Liquefied Gas Bottom Discharge (TPDIS model) - B07_pump to ru - release)) Model: Dense Gas Dispersion: Explosive mass version: 5.13 (20/06/2013) Reference: Yellow Book 3rd edition 1997 chapter 4; Ermak, D.L. User manual for SLAB Lawrence Livermore National Laboratory, June 1990 compared to: B07_pump to ru - dispersion D9 (linked to Pool evaporation - B07_pump to RU - evaporation D9 (linked to Liquefied Gas Bottom Discharge (TPDIS model) - B07_pump to ru - release)) compared to: B07_pump to ru - dispersion E5 (linked to Pool evaporation - B07_pump to RU - evaporation E5 (linked to Liquefied Gas Bottom Discharge (TPDIS model) - B07_pump to ru - release)) compared to: B07_pump to ru - dispersion F2 (linked to Pool evaporation - B07_pump to RU - evaporation F2 (linked to Liquefied Gas Bottom Discharge (TPDIS model) - B07_pump to ru - release)) Parameters

Inputs

B07_pump to ru - dispersion D3 (linked to

Pool evaporation - B07_pump to RU -

evaporation D3 (linked to Liquefied Gas

Bottom Discharge (TPDIS model) -

B07_pump to ru - release))

B07_pump to ru -dispersion D9 (linked to

Pool evaporation -B07_pump to RU -

evaporation D9 (linked to Liquefied Gas

Bottom Discharge (TPDIS model) -

B07_pump to ru -release))

B07_pump to ru -dispersion E5 (linked to

Pool evaporation -B07_pump to RU -

evaporation E5 (linked to Liquefied Gas

Bottom Discharge (TPDIS model) -

B07_pump to ru -release))

B07_pump to ru -dispersion F2 (linked to

Pool evaporation -B07_pump to RU -

evaporation F2 (linked to Liquefied Gas

Bottom Discharge (TPDIS model) -

B07_pump to ru -release))

Chemical name (DIPPR)

METHANE (DIPPR) METHANE (DIPPR) METHANE (DIPPR) METHANE (DIPPR)

Type of release Evaporating pool

release Evaporating pool

releaseEvaporating pool

releaseEvaporating pool

releaseTotal mass released (kg)

3,6387E07 3,6387E07 3,6387E07 3,6387E07

Mass flow rate of the source (kg/s)

52,281 62,311 51,892 53,861

Duration of the release (s)

1068,6 1449,8 1350,9 882,95

Initial liquid mass fraction (%)

Fixed pool surface (m2)

662,01 798,37 638,49 701,78

Diameter of expanded jet (m)

Temperature after release (°C)

-161,49 -161,49 -161,49 -161,49

X-coordinate of release (m)

0 0 0 0

Y-coordinate of release (m)

0 0 0 0

Z-coordinate (height) of release (m)

Ambient temperature (°C)

19 19 19 19

Meteorological data

Pasquill Pasquill Pasquill Pasquill

Pasquill stability class

D (Neutral) D (Neutral) D (Neutral) D (Neutral)

Wind speed at 10 m height (m/s)

3 9 5 2

Inverse Monin-Obukhov length (1/L) (1/m)

Predefined wind direction

N N N N

Wind comes from 0 0 0 0

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(North = 0 degrees) (deg) Ambient relative humidity (%)

75 75 75 75

Roughness length description

Cultivated land Cultivated land Cultivated land Cultivated land

Time t after start release (s)

1800 1800 1800 1800

Concentration averaging time (s)

20 20 20 20

Resolution of the time consuming graphs

Low Low Low Low

Results

B07_pump to ru - dispersion D3 (linked to

Pool evaporation - B07_pump to RU -

evaporation D3 (linked to Liquefied Gas

Bottom Discharge (TPDIS model) -

B07_pump to ru - release))

B07_pump to ru -dispersion D9 (linked to

Pool evaporation -B07_pump to RU -

evaporation D9 (linked to Liquefied Gas

Bottom Discharge (TPDIS model) -

B07_pump to ru -release))

B07_pump to ru -dispersion E5 (linked to

Pool evaporation -B07_pump to RU -

evaporation E5 (linked to Liquefied Gas

Bottom Discharge (TPDIS model) -

B07_pump to ru -release))

B07_pump to ru -dispersion F2 (linked to

Pool evaporation -B07_pump to RU -

evaporation F2 (linked to Liquefied Gas

Bottom Discharge (TPDIS model) -

B07_pump to ru -release))

Explosive mass at time t (kg)

0 0 0 0

Height to LEL at time t (m)

0 0 0 0

Length of cloud (between LEL) at time t (m)

0 0 0 0

Width of cloud (between LEL) at time t (m)

0 0 0 0

Offset between release location and LEL at time t (m)

0 0 0 0

Maximum explosive mass (kg)

1834,7 190,3 669,32 4050,5

...at time tmem (s) 200 600 1200 800Start time where 95% of maximum of explosive mass is reached (s)

95 95 95 165,8

Time where explosive mass starts decreasing below 95% of max (s)

1068,6 1449,8 1350,9 882,95

Length of cloud (between LEL) at time tmem (m)

191,4 72,008 120,8 261,48

Width of cloud (between LEL) at time tmem (m)

42,652 33,238 37,665 46,537

Offset between release location and LEL at time tmem (m)

-16,92 -16,21 -15,976 -17,729

Maximum area of explosive cloud

5968,9 1885,1 3410,2 9829,6

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(m2) ...at time tmac (s) 1068,6 1449,8 1350,9 882,95Explosive mass at time tmac (kg)

1834,7 190,3 669,32 4050,5

Length of cloud (between LEL) at time tmac (m)

191,4 16,206 120,8 261,48

Width of cloud (between LEL) at time tmac (m)

42,652 30,5 37,665 46,537

Offset between release location and LEL at time tmac (m)

-16,92 -16,21 -15,976 -17,729

Offset between release centre and cloud centre at time tmac (m)

78,783 -8,1074 44,423 113,01

Inverse Monin-Obukhov length (1/L) used (1/m)

0 0 0 0

Other information Main program Effects 8.1.8.6673Chemical database DIPPR databaseChemical source DIPPR Jan2010Chemical source date 14/09/2010

Effects report created by ESLR2RH1F\andrea_silvasantos at 07/11/2013 10:23:48

EXPLOSION Case description: B07_pump to ru - uvce D3 LC1 copy (linked to Dense Gas Dispersion: Explosive mass - B07_pump to ru - dispersion D3 (linked to Pool evaporation - B07_pump to RU - evaporation D3 (linked to Liquefied Gas Bottom Discharge (TPDIS model) - B07_pump to ru - release))) Model: Explosion (Multi Energy model) version: 5.03 (07/11/2013) Reference: Yellow Book CPR14E 3rd Edition - Chapter 5: Vapour cloud explosions compared to: B07_pump to ru - uvce D9 LC1 copy (linked to Dense Gas Dispersion: Explosive mass - B07_pump to ru - dispersion D9 (linked to Pool evaporation - B07_pump to RU - evaporation D9 (linked to Liquefied Gas Bottom Discharge (TPDIS model) - B07_pump to ru - release))) compared to: B07_pump to ru - uvce E5 LC1 copy (linked to Dense Gas Dispersion: Explosive mass - B07_pump to ru - dispersion E5 (linked to Pool evaporation - B07_pump to RU - evaporation E5 (linked to Liquefied Gas Bottom Discharge (TPDIS model) - B07_pump to ru - release))) compared to: B07_pump to ru - uvce F2 LC1 copy (linked to Dense Gas Dispersion: Explosive mass - B07_pump to ru - dispersion F2 (linked to Pool evaporation - B07_pump to RU - evaporation F2 (linked to Liquefied Gas Bottom Discharge (TPDIS model) - B07_pump to ru - release))) Parameters

Inputs

B07_pump to ru - uvce D3 LC1 copy (linked to Dense Gas Dispersion:

Explosive mass - B07_pump to ru -

dispersion D3 (linked to Pool evaporation - B07_pump to RU -

evaporation D3 (linked to Liquefied Gas

Bottom Discharge (TPDIS model) -

B07_pump to ru - release)))

B07_pump to ru - uvce D9 LC1 copy (linked to Dense Gas Dispersion:

Explosive mass -B07_pump to ru -

dispersion D9 (linked to Pool evaporation -B07_pump to RU -

evaporation D9 (linked to Liquefied Gas

Bottom Discharge (TPDIS model) -

B07_pump to ru -release)))

B07_pump to ru - uvce E5 LC1 copy (linked to Dense Gas Dispersion:

Explosive mass -B07_pump to ru -

dispersion E5 (linked to Pool evaporation -B07_pump to RU -

evaporation E5 (linked to Liquefied Gas Bottom

Discharge (TPDIS model) - B07_pump to

ru - release)))

B07_pump to ru - uvce F2 LC1 copy (linked to Dense Gas Dispersion: Explosive

mass - B07_pump to ru -dispersion F2 (linked to

Pool evaporation -B07_pump to RU -

evaporation F2 (linked to Liquefied Gas Bottom

Discharge (TPDIS model) - B07_pump to ru -

release)))

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Chemical name (DIPPR)

METHANE (DIPPR) METHANE (DIPPR) METHANE (DIPPR) METHANE (DIPPR)

Ambient pressure (bar)

1,0151 1,0151 1,0151 1,0151

Total mass in explosive range (kg)

1834,7 190,3 669,32 4050,5

Fraction of flammable cloud confined (%)

8 8 8 8

Curve number 5 (Medium

deflagration) 5 (Medium

deflagration)5 (Medium deflagration) 5 (Medium deflagration)

Distance from release (Xd) (m)

50 50 50 50

Offset between release point and cloud centre (m)

78,783 -8,1074 44,423 113,01

Threshold overpressure (mbar)

100 100 100 100

X-coordinate of release (m)

0 0 0 0

Y-coordinate of release (m)

0 0 0 0

Predefined wind direction

N N N N

Wind comes from (North = 0 degrees) (deg)

0 0 0 0

Results

B07_pump to ru - uvce D3 LC1 copy (linked to Dense Gas Dispersion:

Explosive mass - B07_pump to ru -

dispersion D3 (linked to Pool evaporation - B07_pump to RU -

evaporation D3 (linked to Liquefied Gas

Bottom Discharge (TPDIS model) -

B07_pump to ru - release)))

B07_pump to ru - uvce D9 LC1 copy (linked to Dense Gas Dispersion:

Explosive mass -B07_pump to ru -

dispersion D9 (linked to Pool evaporation -B07_pump to RU -

evaporation D9 (linked to Liquefied Gas

Bottom Discharge (TPDIS model) -

B07_pump to ru -release)))

B07_pump to ru - uvce E5 LC1 copy (linked to Dense Gas Dispersion:

Explosive mass -B07_pump to ru -

dispersion E5 (linked to Pool evaporation -B07_pump to RU -

evaporation E5 (linked to Liquefied Gas Bottom

Discharge (TPDIS model) - B07_pump to

ru - release)))

B07_pump to ru - uvce F2 LC1 copy (linked to Dense Gas Dispersion: Explosive

mass - B07_pump to ru -dispersion F2 (linked to

Pool evaporation -B07_pump to RU -

evaporation F2 (linked to Liquefied Gas Bottom

Discharge (TPDIS model) - B07_pump to ru -

release)))

Confined mass in explosive range (kg)

146,77 15,224 53,546 324,04

Total combustion energy (MJ)

7343,2 761,68 2679 16212

Peak overpressure at Xd (mbar)

101,67 48,747 73,026 132,22

Peak dynamic pressure at Xd (mbar)

9,2877 1,4994 4,1851 17,037

Pressure impulse at Xd (Pa*s)

429,45 100,16 223,17 717,99

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Positive phase duration at Xd (ms)

84,475 41,096 61,121 108,6

Dist. from center mass of cloud at threshold overpressure (m)

50,843 23,889 36,329 66,204

Blast-wave shape at Xd

Pressure wave Pressure wave Pressure wave Pressure wave

Damage (general description) at Xd

Minor damage (Zone D: 3.5 - 17 kPa).

Minor damage (Zone D: 3.5 - 17 kPa).

Minor damage (Zone D: 3.5 - 17 kPa).

Minor damage (Zone D: 3.5 - 17 kPa).

Damage to brick houses at Xd

Habitable after relatively easy repairs.

Minor structural damage (3 kPa).

Habitable after relatively easy repairs.

Minor structural damage (3 kPa).

Habitable after relatively easy repairs. Minor

structural damage (3 kPa).

Not habitable without major repair works.

Partial roof failures, 25% of all brick walls have

failed, serious damage to the remaining

carrying elements. Damage to

windowframes and doors (7-15 kPa).

Damage to typical American-style houses at Xd

Minor damage. Comparable to a damage due to a

storm; wooden walls fail, breakage of

windows (7-10 kPa).

No damage or very minor damage

Minor damage. Comparable to a

damage due to a storm; wooden walls fail,

breakage of windows (7-10 kPa).

Minor damage. Comparable to a damage

due to a storm; wooden walls fail, breakage of windows (7-10 kPa).

Damage to structures (empirical) at Xd

Minor damage to steel frames (8-10 kPa).

Connections between steel or aluminium

ondulated plates have failed 7-14 kPa). The roof of a storage tank

has collapsed (7 kPa).

No damage or very minor damage

Connections between steel or aluminium

ondulated plates have failed 7-14 kPa). The

roof of a storage tank has collapsed (7 kPa).

Minor damage to steel frames (8-10 kPa).

Connections between steel or aluminium

ondulated plates have failed 7-14 kPa). The roof

of a storage tank has collapsed (7 kPa).

Other information Main program Effects 8.1.8.6673Chemical database DIPPR databaseChemical source DIPPR Jan2010Chemical source date 14/09/2010

Effects report created by ESLR2RH1F\andrea_silvasantos at 07/11/2013 10:25:03

POOL FIRE Case description: B07_pump to RU - PFIRE D3 (linked to Liquefied Gas Bottom Discharge (TPDIS model) - B07_pump to ru - release) Model: Pool fire version: 5.11 (25/06/2013) Reference: Yellow Book (CPR-14E), 3rd edition 1997, Paragraph 6.5.4 compared to: B07_pump to RU - PFIRE D9 (linked to Liquefied Gas Bottom Discharge (TPDIS model) - B07_pump to ru - release) compared to: B07_pump to RU - PFIRE E5 (linked to Liquefied Gas Bottom Discharge (TPDIS model) - B07_pump to ru - release) compared to: B07_pump to RU - PFIRE F2 (linked to Liquefied Gas Bottom Discharge (TPDIS model) - B07_pump to ru - release) Parameters Inputs B07_pump to RU - B07_pump to RU - B07_pump to RU - B07_pump to RU -

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Ref: 02-901-188098-12141-Revision 2 Page E.118 of E.425

PFIRE D3 (linked to Liquefied Gas Bottom

Discharge (TPDIS model) - B07_pump to

ru - release)

PFIRE D9 (linked to Liquefied Gas Bottom

Discharge (TPDIS model) - B07_pump to

ru - release)

PFIRE E5 (linked to Liquefied Gas Bottom

Discharge (TPDIS model) - B07_pump to

ru - release)

PFIRE F2 (linked toLiquefied Gas Bottom

Discharge (TPDIS model) - B07_pump to

ru - release)Chemical name (DIPPR)

METHANE (DIPPR) METHANE (DIPPR) METHANE (DIPPR) METHANE (DIPPR)

Pool size determination

Confined Confined Confined Confined

Total mass released (kg)

3,6387E07 3,6387E07 3,6387E07 3,6387E07

Mass flow rate of the source (kg/s)

539,25 539,25 539,25 539,25

Duration of the release (s)

1800 1800 1800 1800

Pool surface poolfire (m2)

1500 1500 1500 1500

Height of the observer position above ground level (m)

0 0 0 0

Height of the confined pool above ground level (m)

0 0 0 0

Hole diameter (mm)

152,4 152,4 152,4 152,4

Discharge coefficient (-)

1 1 1 1

Initial height of the liquid above release point (m)

Cross-sectional area of the tank (m2)

Pool thickness (mm)

Temperature of the pool (°C)

19 19 19 19

Pool burning rate Calculate/Default Calculate/Default Calculate/Default Calculate/DefaultValue of pool burning rate (kg/m2*s)

Fraction combustion heat radiated (%)

35 35 35 35

Soot Fraction Calculate/Default Calculate/Default Calculate/Default Calculate/DefaultValue of soot fraction (-)

Wind speed at 10 m height (m/s)

3 9 5 2

Ambient temperature (°C)

19 19 19 19

Ambient relative humidity (%)

75 75 75 75

Amount of CO2 in atmosphere (%)

0,03 0,03 0,03 0,03

Distance from the centre of the pool (m)

1000 1000 1000 1000

Exposure 75 75 75 75

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Ref: 02-901-188098-12141-Revision 2 Page E.119 of E.425

duration to heat radiation (s) Take protective effects of clothing into account

No No No No

X-coordinate of release (m)

0 0 0 0

Y-coordinate of release (m)

0 0 0 0

Predefined wind direction

N N N N

Wind comes from (North = 0 degrees) (deg)

0 0 0 0

Calculate all contours for

Physical effects Physical effects Physical effects Physical effects

Heat radiation level (lowest) for first contour plot (kW/m2)

6,8 6,8 6,8 6,8

Heat radiation level for second contour plot (kW/m2)

9,23 9,23 9,23 9,23

Heat radiation level (highest) for third contour plot (kW/m2)

13,4 13,4 13,4 13,4

Percentage of mortality for contour calculations (%)

Results

B07_pump to RU -PFIRE D3 (linked to

Liquefied Gas Bottom Discharge (TPDIS

model) - B07_pump to ru - release)

B07_pump to RU -PFIRE D9 (linked to

Liquefied Gas Bottom Discharge (TPDIS

model) - B07_pump to ru - release)

B07_pump to RU -PFIRE E5 (linked to

Liquefied Gas Bottom Discharge (TPDIS

model) - B07_pump to ru - release)

B07_pump to RU -PFIRE F2 (linked to

Liquefied Gas Bottom Discharge (TPDIS

model) - B07_pump to ru - release)

Max Diameter of the Pool Fire (m)

43,702 43,702 43,702 43,702

Heat radiation at X (kW/m2)

0,016398 0,011267 0,013952 0,017793

Heat radiation first contour at (m)

86,619 83,77 86,47 84,119

Heat radiation second contour at (m)

76,882 76,756 78,151 73,852

Heat radiation third contour at (m)

65,297 68,964 68,43 61,726

Combustion rate (kg/s)

117 117 117 117

Duration of the pool fire (s)

3,11E05 3,11E05 3,11E05 3,11E05

Heat emission from fire surface (kW/m2)

64,794 74,662 69,177 64,794

Flame tilt (deg) 41,709 56,97 49,28 35,336View factor (%) 0,05588 0,032466 0,044003 0,060632Atmospheric 45,291 46,484 45,836 45,291

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transmissivity (%) Flame temperature (°C)

762,39 799,53 779,37 762,39

Height of the Flame (m)

50,24 39,95 45,199 50,24

Calculated pool surface area (m2)

1500 1500 1500 1500

Weight ratio of HCL/chemical (%)

0 0 0 0

Weight ratio of NO2/chemical (%)

0 0 0 0

Weight ratio of SO2/chemical (%)

0 0 0 0

Weight ratio of CO2/chemical (%)

274,4 274,4 274,4 274,4

Weight ratio of H2O/chemical (%)

224,69 224,69 224,69 224,69

Other information Main program Effects 8.1.8.6673Chemical database DIPPR databaseChemical source DIPPR Jan2010Chemical source date 14/09/2010

Effects report created by ESLR2RH1F\andrea_silvasantos at 07/11/2013 10:25:34

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B.08 – REGASIFICATION UNIT JET FIRE Case description: B08_vaporizer - JFIRE D3 Model: Gas Jet Fire (Chamberlain model) version: 5.12 (07/11/2013) Reference: Chamberlain, G.A., Development in design methods for predicting thermal radiation from flares~Chem. Eng. Res. Des. Vol.65 July 1987 pagina 299 - 309~ compared to: B08_vaporizer - JFIRE D9 compared to: B08_vaporizer - JFIRE E5 compared to: B08_vaporizer - JFIRE F2 Parameters

Inputs B08_vaporizer -

JFIRE D3B08_vaporizer -

JFIRE D9B08_vaporizer -

JFIRE E5B08_vaporizer -

JFIRE F2Chemical name (DIPPR) METHANE (DIPPR) METHANE (DIPPR) METHANE (DIPPR) METHANE (DIPPR)

Type of release Release through

hole in vesselRelease through

hole in vesselRelease through

hole in vesselRelease through

hole in vesselPipeline length (m) Pipeline diameter (mm) Pipeline roughness (mm) Hole diameter (inch) 1,5 1,5 1,5 1,5Hole rounding Rounded edges Rounded edges Rounded edges Rounded edgesDischarge coefficient (-) 1 1 1 1Initial temperature in vessel (°C)

-150 -150 -150 -150

Initial (absolute) pressure in vessel (bar)

25 25 25 25

Outflow angle in XZ plane (0°=horizontal; 90°=vertical) (deg)

0 0 0 0

Release height (Stack height) (m)

1 1 1 1

Wind speed at 10 m height (m/s)

3 9 5 2

Ambient temperature (°C) 19 19 19 19Ambient relative humidity (%) 75 75 75 75Flame temperature (K) 1500 1500 1500 1500Amount of CO2 in atmosphere (%)

0,03 0,03 0,03 0,03

Percentage of the flame covered by soot (%)

0 0 0 0

Distance from release (Xd) (m) 100 100 100 100X-coordinate of release (m) 0 0 0 0Y-coordinate of release (m) 0 0 0 0Predefined wind direction N N N NWind comes from (North = 0 degrees) (deg)

0 0 0 0

Results B08_vaporizer -

JFIRE D3B08_vaporizer -

JFIRE D9B08_vaporizer -

JFIRE E5B08_vaporizer -

JFIRE F2Initial source strength (kg/s) 12,828 12,828 12,828 12,828Type of flow of the jet Choked flow Choked flow Choked flow Choked flowExit velocity of expanding jet (m/s)

530,59 530,59 530,59 530,59

Angle between hole and flame axis (alpha) (deg)

0 0 0 0

Frustum lift off height (b) (m) 9,0724 7,1035 7,88 10,137Width of frustum base (W1) (m)

0,090821 0,085632 0,0887 0,095981

Width of frustum tip (W2) (m) 13,117 11,94 12,074 14,184Length of frustum (flame) (Rl) (m)

36,289 28,414 31,52 40,549

Tilt angle central axis flare 0 0 0 0

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(alpha_b) (deg) Surface area of frustum (m2) 900,04 660,25 727,49 1081,2Surface area of a cylinder (m2) 821,38 593,51 660,3 989,61Surface emissive power (max) (kW/m2)

115,52 159,87 143,7 95,88

Surface emissive power (actual) (kW/m2)

115,52 159,87 143,7 95,88

Atmospheric transmissivity (%) 74,567 74,433 74,48 74,656View factor (%) 0,36387 0,21689 0,25114 0,52133Heat radiation at Xd (kW/m2) 0,32463 0,26465 0,27672 0,38865 Other information Main program Effects 8.1.8.6673Chemical database DIPPR databaseChemical source DIPPR Jan2010Chemical source date 14/09/2010

Effects report created by ESLR2RH1F\andrea_silvasantos at 07/11/2013 10:03:53

ATMOSPHERIC DISPERSION Case description: B08_vaporizer - dispersion D3 (linked to Gas Jet Fire (Chamberlain model) - B08_vaporizer - JFIRE D3) Model: Neutral Gas Dispersion: Explosive mass version: 5.14 (07/11/2013) Reference: Yellow Book (CPR-14E), 3rd edition 1997, Chapter 4 compared to: B08_vaporizer - dispersion D9 (linked to Gas Jet Fire (Chamberlain model) - B08_vaporizer - JFIRE D3) compared to: B08_vaporizer - dispersion E5 (linked to Gas Jet Fire (Chamberlain model) - B08_vaporizer - JFIRE D3) compared to: B08_vaporizer - dispersion F2 (linked to Gas Jet Fire (Chamberlain model) - B08_vaporizer - JFIRE D3) Parameters

Inputs

B08_vaporizer -dispersion D3 (linked

to Gas Jet Fire (Chamberlain model) -B08_vaporizer - JFIRE

D3)

B08_vaporizer -dispersion D9 (linked

to Gas Jet Fire (Chamberlain model) -B08_vaporizer - JFIRE

D3)

B08_vaporizer -dispersion E5 (linked

to Gas Jet Fire (Chamberlain model) -B08_vaporizer - JFIRE

D3)

B08_vaporizer -dispersion F2 (linked to

Gas Jet Fire (Chamberlain model) -B08_vaporizer - JFIRE

D3)Chemical name (DIPPR)

METHANE (DIPPR) METHANE (DIPPR) METHANE (DIPPR) METHANE (DIPPR)

Type of release Semi-continuous Semi-continuous Semi-continuous Semi-continuousTotal mass released (kg)

Mass flow rate of the source (kg/s)

1848 1848 1848 1848

Duration of the release (s)

120 120 120 120

X-coordinate of release (m)

0 0 0 0

Y-coordinate of release (m)

0 0 0 0

Z-coordinate (height) of release (m)

0 0 0 0

Length source in wind (x) direction (m)

0 0 0 0

Length source in crosswind (y) direction (m)

0 0 0 0

Length source in vertical (z) direction

0 0 0 0

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Ref: 02-901-188098-12141-Revision 2 Page E.123 of E.425

(m) Ambient temperature (°C)

19 19 19 19

Meteorological data Pasquill Pasquill Pasquill PasquillPasquill stability class

D (Neutral) D (Neutral) E (Stable) F (Very Stable)

Wind speed at 10 m height (m/s)

3 9 5 2

Latitude of the location (deg)

35 35 35 35

Inverse Monin-Obukhov length (1/L) (1/m)

Mixing height (m) Stand. dev. of turbulent velocity in vertical direction (m/s)

Stand. dev. of turbulent velocity in horizontal direction (m/s)

Roughness length description

High crops; scattered large objects, 15 < x/h

< 20.

High crops; scattered large objects, 15 < x/h

< 20.

High crops; scattered large objects, 15 < x/h

< 20.

High crops; scattered large objects, 15 < x/h

< 20.Predefined wind direction

N N N N

Wind comes from (North = 0 degrees) (deg)

0 0 0 0

Time t after start release (s)

120 120 120 120

Concentration averaging time (s)

20 20 20 20

Integration tolerance (%)

0,1 0,1 0,1 0,1

Resolution of the time consuming graphs

Low Low Low Low

Results

B08_vaporizer -dispersion D3 (linked

to Gas Jet Fire (Chamberlain model) -B08_vaporizer - JFIRE

D3)

B08_vaporizer -dispersion D9 (linked

to Gas Jet Fire (Chamberlain model) -B08_vaporizer - JFIRE

D3)

B08_vaporizer -dispersion E5 (linked

to Gas Jet Fire (Chamberlain model) -B08_vaporizer - JFIRE

D3)

B08_vaporizer -dispersion F2 (linked to

Gas Jet Fire (Chamberlain model) -B08_vaporizer - JFIRE

D3)Total explosive mass at time t (kg)

1,2366E05 1,331E05 1,4426E05 39379

Height to LEL at time t (m)

48,6 46,8 39,6 28,3

Length of cloud (between LEL) at time t (m)

430,29 1018,1 698,5 302,86

Width of cloud (between LEL) at time t (m)

70,686 70,246 69,776 53,239

Offset between release location and LEL at time t (m)

0,01 0,01 0,01 0,01

Maximum explosive mass (kg)

1,9709E05 1,3462E05 1,8376E05 2,0106E05

...at time tmem (s) 200 125 200 500

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Start time where 95% of maximum of explosive mass is reached (s)

184,31 113,2 144,42 472,29

Time where explosive mass starts decreasing below 95% of max (s)

233,44 130,67 220,57 604,67

Length of cloud (between LEL) at end of release (m)

430,29 1018,1 698,5 302,86

Width of cloud (between LEL) at end of release (m)

70,686 70,246 69,776 53,239

Offset between release location and LEL at end of release (m)

0,01 0,01 0,01 0,01

Maximum area of explosive cloud (m2)

48651 56924 66800 83225

...at time tmac (s) 350 125 300 1250Explosive mass at time tmac (kg)

1,4349E05 1,3462E05 1,3483E05 1,0407E05

Length of cloud (between LEL) at time tmac (m)

557,96 1014 814,8 941,29

Width of cloud (between LEL) at time tmac (m)

110,2 70,337 102,2 114,06

Offset between release location and LEL at time tmac (m)

574,35 33,235 760,48 1891

Offset between release centre and cloud centre at time tmac (m)

853,33 540,24 1167,9 2361,6

Inverse Monin-Obukhov length (1/L) used (1/m)

0 0 0,014548 0,060302

Mixing height used (m)

500 500 247,92 62,735

Stand. dev. of turbulent velocity in vert. direction used (m/s)

0,63265 1,8979 0,88561 0,23504

Stand. dev. of turbulent velocity in horiz. direction used (m/s)

0,43475 1,3042 0,60594 0,16082

Other information Main program Effects 8.1.8.6673Chemical database DIPPR databaseChemical source DIPPR Jan2010Chemical source date 14/09/2010

Effects report created by ESLR2RH1F\andrea_silvasantos at 07/11/2013 10:11:22

EXPLOSION

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Ref: 02-901-188098-12141-Revision 2 Page E.125 of E.425

Case description: B08_vaporizer - uvce D3 LC1 (linked to Neutral Gas Dispersion: Explosive mass - B08_vaporizer - dispersion D3 (linked to Gas Jet Fire (Chamberlain model) - B08_vaporizer - JFIRE D3)) Model: Explosion (Multi Energy model) version: 5.03 (07/11/2013) Reference: Yellow Book CPR14E 3rd Edition - Chapter 5: Vapour cloud explosions compared to: B08_vaporizer - uvce D9 LC1 (linked to Neutral Gas Dispersion: Explosive mass - B08_vaporizer - dispersion D9 (linked to Gas Jet Fire (Chamberlain model) - B08_vaporizer - JFIRE D3)) compared to: B08_vaporizer - uvce E5 LC1 (linked to Neutral Gas Dispersion: Explosive mass - B08_vaporizer - dispersion E5 (linked to Gas Jet Fire (Chamberlain model) - B08_vaporizer - JFIRE D3)) compared to: B08_vaporizer - uvce F2 LC1 (linked to Neutral Gas Dispersion: Explosive mass - B08_vaporizer - dispersion F2 (linked to Gas Jet Fire (Chamberlain model) - B08_vaporizer - JFIRE D3)) Parameters

Inputs

B08_vaporizer - uvce D3 LC1 (linked to Neutral

Gas Dispersion: Explosive mass -B08_vaporizer -

dispersion D3 (linked to Gas Jet Fire

(Chamberlain model) -B08_vaporizer - JFIRE

D3))

B08_vaporizer - uvce D9 LC1 (linked to Neutral

Gas Dispersion: Explosive mass -B08_vaporizer -

dispersion D9 (linked to Gas Jet Fire

(Chamberlain model) -B08_vaporizer - JFIRE

D3))

B08_vaporizer - uvce E5 LC1 (linked to Neutral

Gas Dispersion: Explosive mass -B08_vaporizer -

dispersion E5 (linked to Gas Jet Fire

(Chamberlain model) -B08_vaporizer - JFIRE

D3))

B08_vaporizer -uvce F2 LC1 (linked

to Neutral Gas Dispersion:

Explosive mass -B08_vaporizer -

dispersion F2 (linked to Gas Jet Fire

(Chamberlain model) - B08_vaporizer -

JFIRE D3))Chemical name (DIPPR)

METHANE (DIPPR) METHANE (DIPPR) METHANE (DIPPR) METHANE (DIPPR)

Ambient pressure (bar)

1,0151 1,0151 1,0151 1,0151

Total mass in explosive range (kg)

1,4349E05 1,3462E05 1,3483E05 1,0407E05

Fraction of flammable cloud confined (%)

8 8 8 8

Curve number 5 (Medium deflagration) 5 (Medium deflagration) 5 (Medium deflagration)5 (Medium

deflagration)Distance from release (Xd) (m)

50 50 100 100

Offset between release point and cloud centre (m)

853,33 540,24 1167,9 2361,6

Threshold overpressure (mbar)

100 100 100 100

X-coordinate of release (m)

0 0 0 0

Y-coordinate of release (m)

0 0 0 0

Predefined wind direction

N N N N

Wind comes from (North = 0 degrees) (deg)

0 0 0 0

Results

B08_vaporizer - uvce D3 LC1 (linked to Neutral

Gas Dispersion: Explosive mass -

B08_vaporizer - uvce D9 LC1 (linked to Neutral

Gas Dispersion: Explosive mass -

B08_vaporizer - uvce E5 LC1 (linked to Neutral

Gas Dispersion: Explosive mass -

B08_vaporizer -uvce F2 LC1 (linked

to Neutral Gas Dispersion:

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Ref: 02-901-188098-12141-Revision 2 Page E.126 of E.425

B08_vaporizer -dispersion D3 (linked to

Gas Jet Fire (Chamberlain model) -B08_vaporizer - JFIRE

D3))

B08_vaporizer -dispersion D9 (linked to

Gas Jet Fire (Chamberlain model) -B08_vaporizer - JFIRE

D3))

B08_vaporizer -dispersion E5 (linked to

Gas Jet Fire (Chamberlain model) -B08_vaporizer - JFIRE

D3))

Explosive mass -B08_vaporizer -

dispersion F2 (linked to Gas Jet Fire

(Chamberlain model) - B08_vaporizer -

JFIRE D3))Confined mass in explosive range (kg)

11480 10770 10786 8325,5

Total combustion energy (MJ)

5,7433E05 5,3882E05 5,3964E05 4,1654E05

Peak overpressure at Xd (mbar)

206,07 206,07 200,13 190,92

Peak dynamic pressure at Xd (mbar)

92,932 92,932 51,604 42,521

Pressure impulse at Xd (Pa*s)

4825,6 4687,8 3501,3 3030,6

Positive phase duration at Xd (ms)

468,36 454,98 349,9 317,47

Dist. from center mass of cloud at threshold overpressure (m)

217,43 212,86 212,96 195,35

Blast-wave shape at Xd

Pressure wave Pressure wave Pressure wave Pressure wave

Damage (general description) at Xd

Moderate damage (Zone C: 17 - 35 kPa).

Moderate damage (Zone C: 17 - 35 kPa).

Moderate damage (Zone C: 17 - 35 kPa).

Moderate damage (Zone C: 17 - 35

kPa).

Damage to brick houses at Xd

Not habitable without major repair works.

Partial roof failures, 25% of all brick walls have

failed, serious damage to the remaining carrying elements. Damage to

windowframes and doors (7-15 kPa).

Not habitable without major repair works.

Partial roof failures, 25% of all brick walls have

failed, serious damage to the remaining carrying elements. Damage to

windowframes and doors (7-15 kPa).

Not habitable without major repair works.

Partial roof failures, 25% of all brick walls have

failed, serious damage to the remaining carrying elements. Damage to

windowframes and doors (7-15 kPa).

Not habitable without major repair works. Partial roof failures,

25% of all brick walls have failed, serious

damage to the remaining carrying elements. Damage

to windowframes and doors (7-15

kPa).

Damage to typical American-style houses at Xd

Moderate to minor damage. Deformed walls

and doors; failure of joints. Doors and window frames have failed. Wall

covering has fallen down (15 kPa).

Moderate to minor damage. Deformed walls

and doors; failure of joints. Doors and window frames have failed. Wall

covering has fallen down (15 kPa).

Moderate to minor damage. Deformed walls

and doors; failure of joints. Doors and window frames have failed. Wall

covering has fallen down (15 kPa).

Moderate to minor damage. Deformed

walls and doors; failure of joints.

Doors and window frames have failed. Wall covering has

fallen down (15 kPa).

Damage to structures (empirical) at Xd

Collapse of steel frames and displacement of foundation (20 kPa). Industrial steel self-

framing structure

Collapse of steel frames and displacement of foundation (20 kPa). Industrial steel self-

framing structure

Collapse of steel frames and displacement of foundation (20 kPa). Industrial steel self-

framing structure

Walls made of concrete blocks

have collapsed (15-20). Minor damage to steel frames (8-

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Ref: 02-901-188098-12141-Revision 2 Page E.127 of E.425

collapsed (20-30 kPa). Cracking in empty oil-storage tanks (20-30

kPa). Slight deformation of a pipe-bridge (20-30 kPa). Large trees have

fallen down (20-40 kPa). Walls made of concrete

blocks have collapsed (15-20). Minor damage to

steel frames (8-10 kPa). Connections between

steel or aluminium ondulated plates have

failed 7-14 kPa). The roof of a storage tank has

collapsed (7 kPa).

collapsed (20-30 kPa). Cracking in empty oil-storage tanks (20-30

kPa). Slight deformation of a pipe-bridge (20-30 kPa). Large trees have

fallen down (20-40 kPa). Walls made of concrete

blocks have collapsed (15-20). Minor damage to

steel frames (8-10 kPa). Connections between

steel or aluminium ondulated plates have

failed 7-14 kPa). The roof of a storage tank has

collapsed (7 kPa).

collapsed (20-30 kPa). Cracking in empty oil-storage tanks (20-30

kPa). Slight deformation of a pipe-bridge (20-30 kPa). Large trees have

fallen down (20-40 kPa). Walls made of concrete

blocks have collapsed (15-20). Minor damage to

steel frames (8-10 kPa). Connections between

steel or aluminium ondulated plates have

failed 7-14 kPa). The roof of a storage tank has

collapsed (7 kPa).

10 kPa). Connections

between steel or aluminium

ondulated plates have failed 7-14

kPa). The roof of a storage tank has

collapsed (7 kPa).

Other information Main program Effects 8.1.8.6673Chemical database DIPPR databaseChemical source DIPPR Jan2010Chemical source date 14/09/2010

Effects report created by ESLR2RH1F\andrea_silvasantos at 07/11/2013 10:14:38

DISPERSION Case description: B09_RU to ME - dispersion D3 (linked to Gas Jet Fire (Chamberlain model) - B09_RU to ME - JFIRE D3) Model: Neutral Gas Dispersion: Explosive mass version: 5.14 (21/06/2013) Reference: Yellow Book (CPR-14E), 3rd edition 1997, Chapter 4 compared to: B09_RU to ME - dispersion D9 (linked to Gas Jet Fire (Chamberlain model) - B09_RU to ME - JFIRE D3) compared to: B09_RU to ME - dispersion E5 (linked to Gas Jet Fire (Chamberlain model) - B09_RU to ME - JFIRE D3) compared to: B09_RU to ME - dispersion F2 (linked to Gas Jet Fire (Chamberlain model) - B09_RU to ME - JFIRE D3) Parameters

Inputs

B09_RU to ME -dispersion D3 (linked

to Gas Jet Fire (Chamberlain model) -

B09_RU to ME - JFIRE D3)

B09_RU to ME -dispersion D9 (linked

to Gas Jet Fire (Chamberlain model) -

B09_RU to ME - JFIRE D3)

B09_RU to ME -dispersion E5 (linked

to Gas Jet Fire (Chamberlain model) -

B09_RU to ME - JFIRE D3)

B09_RU to ME -dispersion F2 (linked

to Gas Jet Fire (Chamberlain model) -

B09_RU to ME -JFIRE D3)

Chemical name (DIPPR)

METHANE (DIPPR) METHANE (DIPPR) METHANE (DIPPR) METHANE (DIPPR)

Type of release Semi-continuous Semi-continuous Semi-continuous Semi-continuousTotal mass released (kg)

Mass flow rate of the source (kg/s)

188,45 188,45 188,45 188,45

Duration of the release (s)

120 120 120 120

X-coordinate of release (m)

0 0 0 0

Y-coordinate of release (m)

0 0 0 0

Z-coordinate (height) of release (m)

0 0 0 0

Length source in 0 0 0 0

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Ref: 02-901-188098-12141-Revision 2 Page E.128 of E.425

wind (x) direction (m) Length source in crosswind (y) direction (m)

0 0 0 0

Length source in vertical (z) direction (m)

0 0 0 0

Ambient temperature (°C)

19 19 19 19

Meteorological data Pasquill Pasquill Pasquill PasquillPasquill stability class

D (Neutral) D (Neutral) E (Stable) D (Neutral)

Wind speed at 10 m height (m/s)

3 9 5 3

Latitude of the location (deg)

51 51 51 51

Inverse Monin-Obukhov length (1/L) (1/m)

Mixing height (m) Stand. dev. of turbulent velocity in vertical direction (m/s)

Stand. dev. of turbulent velocity in horizontal direction (m/s)

Roughness length description

High crops; scattered large objects, 15 < x/h

< 20.

High crops; scattered large objects, 15 < x/h

< 20.

High crops; scattered large objects, 15 < x/h

< 20.

High crops; scattered large objects, 15 < x/h

< 20.Predefined wind direction

N N N N

Wind comes from (North = 0 degrees) (deg)

0 0 0 0

Time t after start release (s)

120 120 120 120

Concentration averaging time (s)

20 20 20 20

Integration tolerance (%)

0,1 0,1 0,1 0,1

Resolution of the time consuming graphs

Low Low Low Low

Results

B09_RU to ME -dispersion D3 (linked

to Gas Jet Fire (Chamberlain model) -

B09_RU to ME - JFIRE D3)

B09_RU to ME -dispersion D9 (linked

to Gas Jet Fire (Chamberlain model) -

B09_RU to ME - JFIRE D3)

B09_RU to ME -dispersion E5 (linked

to Gas Jet Fire (Chamberlain model) -

B09_RU to ME - JFIRE D3)

B09_RU to ME -dispersion F2 (linked

to Gas Jet Fire (Chamberlain model) -

B09_RU to ME -JFIRE D3)

Explosive mass at time t (kg)

15626 3783,7 13761 15626

Height to LEL at time t (m)

26,9 16,8 19,3 26,9

Length of cloud (between LEL) at time t (m)

369,24 323,28 568,8 369,24

Width of cloud (between LEL) at time t (m)

34,845 19,997 31,318 34,845

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Ref: 02-901-188098-12141-Revision 2 Page E.129 of E.425

Offset between release location and LEL at time t (m)

0,01 0,01 0,01 0,01

Maximum explosive mass (kg)

16063 3783,7 13873 16063

...at time tmem (s) 125 120 125 125Start time where 95% of maximum of explosive mass is reached (s)

117,17 36,262 113,26 117,17

Time where explosive mass starts decreasing below 95% of max (s)

141,58 121,29 130,83 141,58

Length of cloud (between LEL) at time tmem (m)

369,24 323,28 568,8 369,24

Width of cloud (between LEL) at time tmem (m)

34,845 19,997 31,318 34,845

Offset between release location and LEL at time tmem (m)

0,01 0,01 0,01 0,01

Maximum area of explosive cloud (m2)

11104 5050,6 14244 11104

...at time tmac (s) 175 120 150 175Explosive mass at time tmac (kg)

11938 3783,7 10900 11938

Length of cloud (between LEL) at time tmac (m)

357,77 323,28 537,6 357,77

Width of cloud (between LEL) at time tmac (m)

36,574 19,997 31,456 36,574

Offset between release location and LEL at time tmac (m)

136,86 0,01 120,83 136,86

Offset between release centre and cloud centre at time tmac (m)

315,75 161,65 389,63 315,75

Inverse Monin-Obukhov length (1/L) used (1/m)

0 0 0,014548 0

Mixing height used (m)

500 500 212,99 500

Stand. dev. of turbulent velocity in vert. direction used (m/s)

0,63265 1,8979 0,88561 0,63265

Stand. dev. of turbulent velocity in horiz. direction used (m/s)

0,43475 1,3042 0,60594 0,43475

Other information Main program Effects 8.1.8.6673Chemical database DIPPR databaseChemical source DIPPR Jan2010

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Ref: 02-901-188098-12141-Revision 2 Page E.130 of E.425

Chemical source date 14/09/2010

Effects report created by ESLR2RH1F\andrea_silvasantos at 07/11/2013 9:53:09

EXPLOSION Case description: B09_RU to ME - UVCE D3 LC1 (linked to Neutral Gas Dispersion: Explosive mass - B09_RU to ME - dispersion D3 (linked to Gas Jet Fire (Chamberlain model) - B09_RU to ME - JFIRE D3)) Model: Explosion (Multi Energy model) version: 5.03 (25/06/2013) Reference: Yellow Book CPR14E 3rd Edition - Chapter 5: Vapour cloud explosions compared to: B09_RU to ME - UVCE D9 LC1 (linked to Neutral Gas Dispersion: Explosive mass - B09_RU to ME - dispersion D9 (linked to Gas Jet Fire (Chamberlain model) - B09_RU to ME - JFIRE D3)) compared to: B09_RU to ME - UVCE E5 LC1 (linked to Neutral Gas Dispersion: Explosive mass - B09_RU to ME - dispersion E5 (linked to Gas Jet Fire (Chamberlain model) - B09_RU to ME - JFIRE D3)) compared to: B09_RU to ME - UVCE F2 (linked to Neutral Gas Dispersion: Explosive mass - B09_RU to ME - dispersion F2 (linked to Gas Jet Fire (Chamberlain model) - B09_RU to ME - JFIRE D3)) Parameters

Inputs

B09_RU to ME - UVCE D3 LC1 (linked to

Neutral Gas Dispersion: Explosive mass -B09_RU to ME -

dispersion D3 (linked to Gas Jet Fire

(Chamberlain model) -B09_RU to ME - JFIRE

D3))

B09_RU to ME - UVCE D9 LC1 (linked to

Neutral Gas Dispersion: Explosive mass -B09_RU to ME -

dispersion D9 (linked to Gas Jet Fire

(Chamberlain model) -B09_RU to ME - JFIRE

D3))

B09_RU to ME - UVCE E5 LC1 (linked to

Neutral Gas Dispersion: Explosive mass -B09_RU to ME -

dispersion E5 (linked to Gas Jet Fire

(Chamberlain model) -B09_RU to ME - JFIRE

D3))

B09_RU to ME - UVCE F2 (linked to Neutral

Gas Dispersion: Explosive mass -B09_RU to ME -

dispersion F2 (linked to Gas Jet Fire

(Chamberlain model) -B09_RU to ME - JFIRE

D3))Chemical name (DIPPR)

METHANE (DIPPR) METHANE (DIPPR) METHANE (DIPPR) METHANE (DIPPR)

Ambient pressure (bar)

1,0151 1,0151 1,0151 1,0151

Total mass in explosive range (kg)

11938 3783,7 10900 11938

Fraction of flammable cloud confined (%)

8 8 8 8

Curve number 3 (Weak deflagration) 3 (Weak deflagration) 3 (Weak deflagration) 3 (Weak deflagration)Distance from release (Xd) (m)

50 50 100 50

Offset between release point and cloud centre (m)

315,75 161,65 389,63 315,75

Threshold overpressure (mbar)

168 168 168 300

X-coordinate of release (m)

0 0 0 0

Y-coordinate of release (m)

0 0 0 0

Predefined wind direction

N N N N

Wind comes from (North = 0 degrees) (deg)

0 0 0 0

Results B09_RU to ME - UVCE

D3 LC1 (linked to Neutral Gas Dispersion:

B09_RU to ME - UVCE D9 LC1 (linked to

Neutral Gas Dispersion:

B09_RU to ME - UVCE E5 LC1 (linked to

Neutral Gas Dispersion:

B09_RU to ME - UVCE F2 (linked to Neutral

Gas Dispersion:

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Ref: 02-901-188098-12141-Revision 2 Page E.131 of E.425

Explosive mass -B09_RU to ME -

dispersion D3 (linked to Gas Jet Fire

(Chamberlain model) -B09_RU to ME - JFIRE

D3))

Explosive mass -B09_RU to ME -

dispersion D9 (linked to Gas Jet Fire

(Chamberlain model) -B09_RU to ME - JFIRE

D3))

Explosive mass -B09_RU to ME -

dispersion E5 (linked to Gas Jet Fire

(Chamberlain model) -B09_RU to ME - JFIRE

D3))

Explosive mass -B09_RU to ME -

dispersion F2 (linked to Gas Jet Fire

(Chamberlain model) -B09_RU to ME - JFIRE

D3))Confined mass in explosive range (kg)

955,04 302,7 871,96 955,04

Total combustion energy (MJ)

47782 15144 43625 47782

Peak overpressure at Xd (mbar)

48,306 35,4 24,944 48,306

Peak dynamic pressure at Xd (mbar)

5,6992 1,9672 1,0151 5,6992

Pressure impulse at Xd (Pa*s)

1120,7 559,94 561,39 1120,7

Positive phase duration at Xd (ms)

463,99 316,35 450,12 463,99

Dist. from center mass of cloud at threshold overpressure (m)

-1E100 -1E100 -1E100 -1E100

Blast-wave shape at Xd

Pressure wave Pressure wave Pressure wave Pressure wave

Damage (general description) at Xd

Minor damage (Zone D: 3.5 - 17 kPa).

Minor damage (Zone D: 3.5 - 17 kPa).

No damage or very minor damage

Minor damage (Zone D: 3.5 - 17 kPa).

Damage to brick houses at Xd

Habitable after relatively easy repairs. Minor

structural damage (3 kPa).

Habitable after relatively easy repairs. Minor

structural damage (3 kPa).

Damage to roofs, ceilings, minor crack

formation in plastering, more than

1% damage to glass panels (1 - 1.5 kPa)

Habitable after relatively easy repairs.

Minor structural damage (3 kPa).

Damage to typical American-style houses at Xd

No damage or very minor damage

No damage or very minor damage

No damage or very minor damage

No damage or very minor damage

Damage to structures (empirical) at Xd

No damage or very minor damage

No damage or very minor damage

No damage or very minor damage

No damage or very minor damage

Other information Main program Effects 8.1.8.6673Chemical database DIPPR databaseChemical source DIPPR Jan2010Chemical source date 14/09/2010

Effects report created by ESLR2RH1F\andrea_silvasantos at 07/11/2013 9:54:48

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Ref: 02-901-188098-12141-Revision 2 Page E.132 of E.425

B.10 - PIPELINE FROM FSU TANK TO COMPRESSOR RELEASE Case description: B10_tank to BOC - release Model: Gas Release From Vessel version: 5.09 (20/06/2013) Reference: Yellow Book, CPR-14E, 3rd edition 1997, Paragraph 2.5.2.3 and Yellow Book, CPR-14E, 3rd edition 1997, Paragraph 2.5.2.3 Parameters Inputs Chemical name (DIPPR) METHANE (DIPPR)Use which representative step First 20% average (flammable)Expansion type Adiabaticn value Type of release Release from vessel through (a hole in) pipePipeline length (m) 53Pipeline diameter (inch) 6Pipeline roughness (mm) 0,045Hole diameter (inch) 6Hole rounding Sharp edgesDischarge coefficient (-) 0,62Initial temperature in equipment (°C) -150Initial (absolute) pressure in vessel (bar) 1,1Vessel volume (m3) 20Type of calculation Calculate until device is emptyTime t after start release (s)

Results Initial mass in vessel (kg) 35,483Mass flow rate at time t (kg/s) Time needed to empty vessel (s) 3,8144Total mass released (kg) 2,0656Pressure in vessel at time t (bar) Pressure at pipe exit at time t (bar) Temperature at pipe exit at time t (°C) Density gas at pipe exit at time t (kg/m3) Maximum mass flow rate (kg/s) 1,1052Representative release rate (kg/s) 1,0448Representative outflow duration (s) 1,977Representative temperature (°C) -150,25Representative pressure (bar) 1,0409Representative density (kg/m3) 1,6798 Other information Main program Effects 8.1.8.6673Chemical database DIPPR databaseChemical source DIPPR Jan2010Chemical source date 14/09/2010

Effects report created by ESLR2RH1F\andrea_silvasantos at 07/11/2013 9:46:05

JET FIRE Case description: B10_tank to BOC - JFIRE D3 not realistic copy Model: Gas Jet Fire (Chamberlain model) version: 5.12 (17/10/2013) Reference: Chamberlain, G.A., Development in design methods for predicting thermal radiation from flares~Chem. Eng. Res. Des. Vol.65 July 1987 pagina 299 - 309~ Parameters Inputs Chemical name (DIPPR) METHANE (DIPPR)

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Project for a new LNG regasification facility to be located in the Marsaxlokk Bay – QRA PRELIMINARY REPORT

Ref: 02-901-188098-12141-Revision 2 Page E.133 of E.425

Type of release Release from vessel through (a hole in) pipePipeline length (m) 25000Pipeline diameter (inch) 6Pipeline roughness (mm) 0,045Hole diameter (inch) 6Hole rounding Rounded edgesDischarge coefficient (-) 1Initial temperature in vessel (°C) 19Initial (absolute) pressure in vessel (bar) 38Outflow angle in XZ plane (0°=horizontal; 90°=vertical) (deg) 0Release height (Stack height) (m) 40Wind speed at 10 m height (m/s) 3Ambient temperature (°C) 19Ambient relative humidity (%) 75Flame temperature (°C) 1500Amount of CO2 in atmosphere (%) 0,03Percentage of the flame covered by soot (%) 0Distance from release (Xd) (m) 100X-coordinate of release (m) 0Y-coordinate of release (m) 0Predefined wind direction NWind comes from (North = 0 degrees) (deg) 0

Results Initial source strength (kg/s) 3,9424Type of flow of the jet Choked flowExit velocity of expanding jet (m/s) 859,76Angle between hole and flame axis (alpha) (deg) 0,53242Frustum lift off height (b) (m) 4,5221Width of frustum base (W1) (m) 0,060633Width of frustum tip (W2) (m) 6,7133Length of frustum (flame) (Rl) (m) 19,592Tilt angle central axis flare (alpha_b) (deg) 0,43257Surface area of frustum (m2) 246,85Surface area of a cylinder (m2) 226,48Surface emissive power (max) (kW/m2) 107,18Surface emissive power (actual) (kW/m2) 107,18Atmospheric transmissivity (%) 78,312View factor (%) 0,13592Heat radiation at Xd (kW/m2) 0,11437 Other information Main program Effects 8.1.8.6673Chemical database DIPPR databaseChemical source DIPPR Jan2010Chemical source date 14/09/2010

Effects report created by ESLR2RH1F\andrea_silvasantos at 07/11/2013 9:45:24

B.11 – COMPRESSOR RELEASE Case description: B11_tank to BOC - release Model: Gas Release From Vessel version: 5.09 (20/06/2013) Reference: Yellow Book, CPR-14E, 3rd edition 1997, Paragraph 2.5.2.3 and Yellow Book, CPR-14E, 3rd edition 1997, Paragraph 2.5.2.3 Parameters Inputs Chemical name (DIPPR) METHANE (DIPPR)Use which representative step First 20% average (flammable)

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Project for a new LNG regasification facility to be located in the Marsaxlokk Bay – QRA PRELIMINARY REPORT

Ref: 02-901-188098-12141-Revision 2 Page E.134 of E.425

Expansion type Adiabaticn value Type of release Release from vessel through (a hole in) pipePipeline length (m) 53Pipeline diameter (inch) 6Pipeline roughness (mm) 0,045Hole diameter (inch) 6Hole rounding Sharp edgesDischarge coefficient (-) 0,62Initial temperature in equipment (°C) -150Initial (absolute) pressure in vessel (bar) 1,1Vessel volume (m3) 20Type of calculation Calculate until device is emptyTime t after start release (s)

Results Initial mass in vessel (kg) 35,483Mass flow rate at time t (kg/s) Time needed to empty vessel (s) 3,8144Total mass released (kg) 2,0656Pressure in vessel at time t (bar) Pressure at pipe exit at time t (bar) Temperature at pipe exit at time t (°C) Density gas at pipe exit at time t (kg/m3) Maximum mass flow rate (kg/s) 1,1052Representative release rate (kg/s) 1,0448Representative outflow duration (s) 1,977Representative temperature (°C) -150,25Representative pressure (bar) 1,0409Representative density (kg/m3) 1,6798 Other information Main program Effects 8.1.8.6673Chemical database DIPPR databaseChemical source DIPPR Jan2010Chemical source date 14/09/2010

Effects report created by ESLR2RH1F\andrea_silvasantos at 07/11/2013 9:39:51

JET FIRE Case description: B11_tank to BOC - JFIRE D3 not realistic Model: Gas Jet Fire (Chamberlain model) version: 5.12 (25/06/2013) Reference: Chamberlain, G.A., Development in design methods for predicting thermal radiation from flares~Chem. Eng. Res. Des. Vol.65 July 1987 pagina 299 - 309~ compared to: B11_tank to BOC - JFIRE D9 not realistic compared to: B11_tank to BOC - JFIRE E5 not realistic compared to: B11_tank to BOC - JFIRE F2 not realistic Parameters

Inputs B11_tank to BOC -

JFIRE D3 not realistic

B11_tank to BOC - JFIRE D9 not

realistic

B11_tank to BOC -JFIRE E5 not

realistic

B11_tank to BOC -JFIRE F2 not

realisticChemical name (DIPPR) METHANE (DIPPR) METHANE (DIPPR) METHANE (DIPPR) METHANE (DIPPR)

Type of release Release from vessel

through (a hole in) pipe

Release from vessel through (a hole in)

pipe

Release from vessel through (a hole in)

pipe

Release from vessel through (a hole in)

pipePipeline length (m) 25000 25000 25000 25000Pipeline diameter (inch) 6 6 6 6Pipeline roughness (mm) 0,045 0,045 0,045 0,045Hole diameter (inch) 6 6 6 6Hole rounding Rounded edges Rounded edges Rounded edges Rounded edges

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Project for a new LNG regasification facility to be located in the Marsaxlokk Bay – QRA PRELIMINARY REPORT

Ref: 02-901-188098-12141-Revision 2 Page E.135 of E.425

Discharge coefficient (-) 1 1 1 1Initial temperature in vessel (°C)

19 19 19 19

Initial (absolute) pressure in vessel (bar)

15 15 15 15

Outflow angle in XZ plane (0°=horizontal; 90°=vertical) (deg)

0 0 0 0

Release height (Stack height) (m)

40 40 40 40

Wind speed at 10 m height (m/s)

3 9 5 2

Ambient temperature (°C) 19 19 19 19Ambient relative humidity (%)

75 75 75 75

Flame temperature (°C) 1500 1500 1500 1500Amount of CO2 in atmosphere (%)

0,03 0,03 0,03 0,03

Percentage of the flamecovered by soot (%)

0 0 0 0

Distance from release (Xd) (m)

100 100 100 100

X-coordinate of release (m) 0 0 0 0Y-coordinate of release (m) 0 0 0 0Predefined wind direction N N N NWind comes from (North = 0 degrees) (deg)

0 0 0 0

Results B11_tank to BOC -

JFIRE D3 not realistic

B11_tank to BOC - JFIRE D9 not

realistic

B11_tank to BOC -JFIRE E5 not

realistic

B11_tank to BOC -JFIRE F2 not

realisticInitial source strength (kg/s) 1,4993 1,4993 1,4993 1,4993Type of flow of the jet Choked flow Choked flow Choked flow Choked flowExit velocity of expanding jet (m/s)

777,61 777,61 777,61 777,61

Angle between hole and flame axis (alpha) (deg)

1,1355 5,7196 2,3395 0,66464

Frustum lift off height (b) (m) 2,9808 2,0302 2,4702 3,4104Width of frustum base (W1) (m)

0,043405 0,041467 0,042632 0,047204

Width of frustum tip (W2) (m)

4,4851 3,9538 4,0705 4,8931

Length of frustum (flame) (Rl) (m)

13,022 10,508 11,431 14,471

Tilt angle central axis flare (alpha_b) (deg)

0,924 4,7943 1,9238 0,53788

Surface area of frustum (m2)

109,77 79,355 88,005 132,66

Surface area of a cylinder (m2)

100,68 72,212 80,496 121,88

Surface emissive power (max) (kW/m2)

94,649 131,97 118,38 78,188

Surface emissive power (actual) (kW/m2)

94,649 131,97 118,38 78,188

Atmospheric transmissivity (%)

78,093 78,044 78,065 78,118

View factor (%) 0,051111 0,030187 0,038164 0,064714Heat radiation at Xd (kW/m2)

0,03786 0,031165 0,035345 0,039616

Other information Main program Effects 8.1.8.6673Chemical database DIPPR database

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Ref: 02-901-188098-12141-Revision 2 Page E.136 of E.425

Chemical source DIPPR Jan2010Chemical source date 14/09/2010

Effects report created by ESLR2RH1F\andrea_silvasantos at 07/11/2013 9:39:06

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Project for a new LNG regasification facility to be located in the Marsaxlokk Bay – QRA PRELIMINARY REPORT

Ref: 02-901-188098-12141-Revision 2 Page E.137 of E.425

B.12 - PIPELINE FROM FSU BOC TO FSU LIQUIFIER – DISCHARGE JET FIRE Case description: B12_BOC to Liquifier -not realistic Model: Gas Jet Fire (Chamberlain model) version: 5.12 (25/06/2013) Reference: Chamberlain, G.A., Development in design methods for predicting thermal radiation from flares~Chem. Eng. Res. Des. Vol.65 July 1987 pagina 299 - 309~ compared to: B12_BOC to Liquifier - modified not realistic D3 compared to: B12_BOC to Liquifier - modified not realistic D9 compared to: B12_BOC to Liquifier - modified not realistic E5 compared to: B12_BOC to Liquifier - modified not realistic F2 Parameters

Inputs B12_BOC to Liquifier -not

realistic

B12_BOC to Liquifier -

modified not realistic D3

B12_BOC to Liquifier -

modified not realistic D9

B12_BOC to Liquifier -

modified not realistic E5

B12_BOC to Liquifier -

modified not realistic F2

Chemical name (DIPPR)

METHANE (DIPPR)

METHANE (DIPPR)

METHANE (DIPPR)

METHANE (DIPPR)

METHANE (DIPPR)

Type of release Release from

vessel through (a hole in) pipe

Release from vessel through (a

hole in) pipe

Release from vessel through (a

hole in) pipe

Release from vessel through (a

hole in) pipe

Release from vessel through (a

hole in) pipePipeline length (m) 26,5 25000 25000 25000 25000Pipeline diameter (inch)

6 6 6 6 6

Pipeline roughness (mm)

0,045 0,045 0,045 0,045 0,045

Hole diameter (inch) 6 6 6 6 6Hole rounding Rounded edges Rounded edges Rounded edges Rounded edges Rounded edgesDischarge coefficient (-)

1 1 1 1 1

Initial temperature in vessel (°C)

19 19 19 19 19

Initial (absolute) pressure in vessel (bar)

15 15 15 15 15

Outflow angle in XZ plane (0°=horizontal; 90°=vertical) (deg)

0 0 0 0 0

Release height (Stack height) (m)

40 40 40 40 40

Wind speed at 10 m height (m/s)

3 3 9 5 2

Ambient temperature (°C)

19 19 19 19 19

Ambient relative humidity (%)

75 75 75 75 75

Flame temperature (°C)

1500 1500 1500 1500 1500

Amount of CO2 in atmosphere (%)

0,03 0,03 0,03 0,03 0,03

Percentage of the flame covered by soot (%)

0 0 0 0 0

Distance from release (Xd) (m)

100 100 100 100 100

X-coordinate of release (m)

0 0 0 0 0

Y-coordinate of release (m)

0 0 0 0 0

Predefined wind direction

N N N N N

Wind comes from (North = 0 degrees) (deg)

0 0 0 0 0

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Project for a new LNG regasification facility to be located in the Marsaxlokk Bay – QRA PRELIMINARY REPORT

Ref: 02-901-188098-12141-Revision 2 Page E.138 of E.425

Results B12_BOC to Liquifier -not

realistic

B12_BOC to Liquifier -

modified not realistic D3

B12_BOC to Liquifier -

modified not realistic D9

B12_BOC to Liquifier -

modified not realistic E5

B12_BOC to Liquifier -

modified not realistic F2

Initial source strength (kg/s)

33,485 1,4993 1,4993 1,4993 1,4993

Type of flow of the jet Choked flow Choked flow Choked flow Choked flow Choked flowExit velocity of expanding jet (m/s)

777,61 777,61 777,61 777,61 777,61

Angle between hole and flame axis (alpha) (deg)

0 1,1355 5,7196 2,3395 0,66464

Frustum lift off height (b) (m)

12,808 2,9808 2,0302 2,4702 3,4104

Width of frustum base (W1) (m)

0,20764 0,043405 0,041467 0,042632 0,047204

Width of frustum tip (W2) (m)

17,949 4,4851 3,9538 4,0705 4,8931

Length of frustum (flame) (Rl) (m)

51,231 13,022 10,508 11,431 14,471

Tilt angle central axis flare (alpha_b) (deg)

0 0,924 4,7943 1,9238 0,53788

Surface area of frustum (m2)

1735,9 109,77 79,355 88,005 132,66

Surface area of a cylinder (m2)

1590,6 100,68 72,212 80,496 121,88

Surface emissive power (max) (kW/m2)

133,8 94,649 131,97 118,38 78,188

Surface emissive power (actual) (kW/m2)

133,8 94,649 131,97 118,38 78,188

Atmospheric transmissivity (%)

78,803 78,093 78,044 78,065 78,118

View factor (%) 2,3508 0,051111 0,030187 0,038164 0,064714Heat radiation at Xd (kW/m2)

2,4938 0,03786 0,031165 0,035345 0,039616

Other information Main program Effects 8.1.8.6673Chemical database DIPPR databaseChemical source DIPPR Jan2010Chemical source date 14/09/2010

Effects report created by ESLR2RH1F\andrea_silvasantos at 07/11/2013 9:31:22

DISPERSION Case description: B12_BOC to Liquifier - modified not realistic DISPERSION D3 (linked to Gas Jet Fire (Chamberlain model) - B12_BOC to Liquifier - modified not realistic D3) Model: Neutral Gas Dispersion: Explosive mass version: 5.14 (25/06/2013) Reference: Yellow Book (CPR-14E), 3rd edition 1997, Chapter 4 compared to: B12_BOC to Liquifier - modified not realistic DISPERSION D9 (linked to Gas Jet Fire (Chamberlain model) - B12_BOC to Liquifier - modified not realistic D3) compared to: B12_BOC to Liquifier - modified not realistic DISPERSION E5 (linked to Gas Jet Fire (Chamberlain model) - B12_BOC to Liquifier - modified not realistic D3) compared to: B12_BOC to Liquifier - modified not realistic DISPERSION F2 (linked to Gas Jet Fire (Chamberlain model) - B12_BOC to Liquifier - modified not realistic D3) Parameters

Inputs

B12_BOC to Liquifier -modified not realistic

DISPERSION D3 (linked to Gas Jet Fire

B12_BOC to Liquifier -modified not realistic

DISPERSION D9 (linked to Gas Jet Fire

B12_BOC to Liquifier -modified not realistic

DISPERSION E5 (linked to Gas Jet Fire

B12_BOC to Liquifier -modified not realistic

DISPERSION F2 (linked to Gas Jet Fire

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Ref: 02-901-188098-12141-Revision 2 Page E.139 of E.425

(Chamberlain model) -B12_BOC to Liquifier -

modified not realistic D3)

(Chamberlain model) -B12_BOC to Liquifier -

modified not realistic D3)

(Chamberlain model) -B12_BOC to Liquifier -

modified not realistic D3)

(Chamberlain model) -B12_BOC to Liquifier -

modified not realistic D3)

Chemical name (DIPPR)

METHANE (DIPPR) METHANE (DIPPR) METHANE (DIPPR) METHANE (DIPPR)

Type of release Continuous Continuous Continuous ContinuousTotal mass released (kg)

Mass flow rate of the source (kg/s)

1,4993 1,4993 1,4993 1,4993

Duration of the release (s)

X-coordinate of release (m)

0 0 0 0

Y-coordinate of release (m)

0 0 0 0

Z-coordinate (height) of release (m)

0 0 0 0

Length source in wind (x) direction (m)

0 0 0 0

Length source in crosswind (y) direction (m)

0 0 0 0

Length source in vertical (z) direction (m)

0 0 0 0

Ambient temperature (°C)

19 19 19 19

Meteorological data

Pasquill Pasquill Pasquill Pasquill

Pasquill stability class

D (Neutral) D (Neutral) E (Stable) F (Very Stable)

Wind speed at 10 m height (m/s)

3 9 5 2

Latitude of the location (deg)

51 51 51 51

Inverse Monin-Obukhov length (1/L) (1/m)

Mixing height (m) Stand. dev. of turbulent velocity in vertical direction (m/s)

Stand. dev. of turbulent velocity in horizontal direction (m/s)

Roughness length description

High crops; scattered large objects, 15 < x/h

< 20.

High crops; scattered large objects, 15 < x/h

< 20.

High crops; scattered large objects, 15 < x/h

< 20.

High crops; scattered large objects, 15 < x/h

< 20.Predefined wind direction

N N N N

Wind comes from (North = 0 degrees) (deg)

0 0 0 0

Time t after start release (s)

Concentration averaging time (s)

20 20 20 20

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Ref: 02-901-188098-12141-Revision 2 Page E.140 of E.425

Integration tolerance (%)

0,1 0,1 0,1 0,1

Resolution of the time consuming graphs

Results

B12_BOC to Liquifier -modified not realistic

DISPERSION D3 (linked to Gas Jet Fire (Chamberlain model) -B12_BOC to Liquifier -

modified not realistic D3)

B12_BOC to Liquifier -modified not realistic

DISPERSION D9 (linked to Gas Jet Fire (Chamberlain model) -B12_BOC to Liquifier -

modified not realistic D3)

B12_BOC to Liquifier -modified not realistic

DISPERSION E5 (linked to Gas Jet Fire (Chamberlain model) -B12_BOC to Liquifier -

modified not realistic D3)

B12_BOC to Liquifier -modified not realistic

DISPERSION F2 (linked to Gas Jet Fire (Chamberlain model) -B12_BOC to Liquifier -

modified not realistic D3)

Explosive mass at time t (kg)

9,1894 1,555 6,0631 47,811

Height to LEL at time t (m)

3,2 2 2,4 3,3

Length of cloud (between LEL) at time t (m)

32,44 16,38 35,9 114,1

Width of cloud (between LEL) at time t (m)

2,5029 1,351 2,0542 3,7754

Offset between release location and LEL at time t (m)

0,01 0,01 0,01 0,01

Maximum explosive mass (kg)

9,1894 1,555 6,0631 47,811

...at time tmem (s) 0 0 0 0Start time where 95% of maximum of explosive mass is reached (s)

0 0 0 0

Time where explosive mass starts decreasing below 95% of max (s)

0 0 0 0

Length of cloud (between LEL) at time tmem (m)

32,44 16,38 35,9 114,1

Width of cloud (between LEL) at time tmem (m)

2,5029 1,351 2,0542 3,7754

Offset between release location and LEL at time tmem (m)

0,01 0,01 0,01 0,01

Maximum area of explosive cloud (m2)

64,445 17,673 58,213 336,1

...at time tmac (s) 0 0 0 0Explosive mass at time tmac (kg)

9,1894 1,555 6,0631 47,811

Length of cloud (between LEL) at time tmac (m)

32,44 16,38 35,9 114,1

Width of cloud (between LEL) at time tmac (m)

2,5029 1,351 2,0542 3,7754

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Ref: 02-901-188098-12141-Revision 2 Page E.141 of E.425

Offset between release location and LEL at time tmac (m)

0,01 0,01 0,01 0,01

Offset between release centre and cloud centre at time tmac (m)

16,23 8,2 17,96 57,06

Inverse Monin-Obukhov length (1/L) used (1/m)

0 0 0,014548 0,060302

Mixing height used (m)

500 500 212,99 53,896

Stand. dev. of turbulent velocity in vert. direction used (m/s)

0,63265 1,8979 0,88561 0,23504

Stand. dev. of turbulent velocity in horiz. direction used (m/s)

0,43475 1,3042 0,60594 0,16082

Other information Main program Effects 8.1.8.6673Chemical database DIPPR databaseChemical source DIPPR Jan2010Chemical source date 14/09/2010

Effects report created by ESLR2RH1F\andrea_silvasantos at 07/11/2013 9:32:34

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Ref: 02-901-188098-12141-Revision 2 Page E.142 of E.425

B.13 - PIPELINE FROM FSU LIQUIFIER TO FSU TANK RELEASE Case description:B13_liquifier to tank - release Model: Liquefied Gas Bottom Discharge (TPDIS model) version: 5.06 (25/07/2013) Reference: Yellow Book (CPR-14E), 3rd edition 1997, Chapter 2 and Modelling source terms for the atmospheric dispersion of hazardous substances, Jaakko Kukkonen Parameters Inputs Chemical name (DIPPR) METHANE (DIPPR)Type of release Release from vessel through (a hole in) pipePipeline length (m) 53Pipeline diameter (inch) 4Hole diameter (m) 0,1016Height difference between pipe entrance and exit (m) 0Height leak above tank bottom (m) 0Initial temperature in vessel (°C) -161Vessel volume (m3) 50Vessel type Horizontal cylinderLength cylinder (m) 53Filling degree (%) 99Pressure inside vessel determination Use actual pressureInitial (absolute) pressure in vessel (bar) 6Type of calculation Calculate until device is emptyTime t after start release (s)

Results Initial mass in vessel (kg) 20885Initial (vapour) pressure in vessel (bar) 6Time needed to empty vessel (s) 3471Massflowrate at end outflow (kg/s) 0Total mass released (kg) 13479Pressure in vessel at end outflow (bar) 1,0151Temperature in vessel at end outflow (°C) -161,67VapourMass fraction at end outflow (%) 100Liquid mass in vessel at end outflow (kg) 7347,3Vapour mass in vessel at end outflow (kg) 58,389Height of liquid at end outflow (m) 0,41548Fillingdegree at end outflow (%) 34,757Exit pressure at end outflow (bar) 1,0151Exit temperature at end outflow (°C) -161,67Maximum mass flow rate (kg/s) 72,37Representative release rate (kg/s) 9,1505Representative outflow duration (s) 1473Representative temperature (°C) -161,32Representative pressure at exit (bar) 1,0268Representative vapour mass fraction (%) 0,096589 Other information Main program Effects 8.1.8.6673Chemical database DIPPR databaseChemical source DIPPR Jan2010Chemical source date 14/09/2010

Effects report created by ESLR2RH1F\andrea_silvasantos at 25/07/2013 16:39:11

POOL EVAPORATION Case description: B13_liquifier to tank - evaporation D3 (linked to Liquefied Gas Bottom Discharge (TPDIS model) - B13_liquifier to tank - release)

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Project for a new LNG regasification facility to be located in the Marsaxlokk Bay – QRA PRELIMINARY REPORT

Ref: 02-901-188098-12141-Revision 2 Page E.143 of E.425

Model: Pool evaporation version: 5.16 (07/11/2013) Reference: Yellow Book CPR14E 2rd Edition - Chapter 5: Evaporation compared to: B13_liquifier to tank - evaporation D9 (linked to Liquefied Gas Bottom Discharge (TPDIS model) - B13_liquifier to tank - release) compared to: B13_liquifier to tank - evaporation E5 (linked to Liquefied Gas Bottom Discharge (TPDIS model) - B13_liquifier to tank - release) compared to: B13_liquifier to tank - evaporation F2 (linked to Liquefied Gas Bottom Discharge (TPDIS model) - B13_liquifier to tank - release) Parameters

Inputs

B13_liquifier to tank -evaporation D3 (linked

to Liquefied Gas Bottom Discharge

(TPDIS model) -B13_liquifier to tank -

release)

B13_liquifier to tank - evaporation D9 (linked

to Liquefied Gas Bottom Discharge

(TPDIS model) - B13_liquifier to tank -

release)

B13_liquifier to tank -evaporation E5 (linked

to Liquefied Gas Bottom Discharge

(TPDIS model) -B13_liquifier to tank -

release)

B13_liquifier to tank -evaporation F2 (linked

to Liquefied Gas Bottom Discharge

(TPDIS model) -B13_liquifier to tank -

release)Chemical name (DIPPR)

METHANE (DIPPR) METHANE (DIPPR) METHANE (DIPPR) METHANE (DIPPR)

Use which representative step

First 20% average (flammable)

First 20% average (flammable)

First 20% average (flammable)

First 20% average (flammable)

Evaporation from land or water

Land Land Land Land

Type of release Continuous Continuous Continuous ContinuousMass flow rate of the source (kg/s)

9,1505 9,1505 9,1505 9,1505

Duration of the release (s)

1473 1473 1473 1473

Total mass released (kg)

13479 13479 13479 13479

Height pool at t=0 Value pool height at t=0 (m)

Type of pool growth on Land

Spreading in bunds Spreading in bunds Spreading in bunds Spreading in bunds

Type of pool growth on Water

Temperature of the pool (°C)

19 19 19 19

Maximum pool surface area (m2)

2206 2206 2206 2206

Temperature of the subsoil (°C)

19 19 19 19

Temperature of the water (°C)

Max temperature difference between pool and water (K)

Wind speed at 10 m height (m/s)

3 9 5 2

Ambient temperature (°C)

19 19 19 19

Ambient relative humidity (%)

75 75 75 75

Solar radiation flux User defined User defined User defined User definedSolar heat radiation flux (W/m2)

100 100 100 100

Cloud cover (%) Date: day number Date: month number

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Project for a new LNG regasification facility to be located in the Marsaxlokk Bay – QRA PRELIMINARY REPORT

Ref: 02-901-188098-12141-Revision 2 Page E.144 of E.425

Date: year number Latitude of the location (deg)

Type of subsoil Heavy concrete Heavy concrete Heavy concrete Heavy concrete

Subsoil roughness description

flat sandy soil, concrete, tiles, plant-

yard

flat sandy soil, concrete, tiles, plant-

yard

flat sandy soil, concrete, tiles, plant-

yard

flat sandy soil, concrete, tiles, plant-

yardMaximum evaluation time for evaporation (s)

1800 1800 1800 1800

Results

B13_liquifier to tank -evaporation D3 (linked

to Liquefied Gas Bottom Discharge

(TPDIS model) -B13_liquifier to tank -

release)

B13_liquifier to tank - evaporation D9 (linked

to Liquefied Gas Bottom Discharge

(TPDIS model) - B13_liquifier to tank -

release)

B13_liquifier to tank -evaporation E5 (linked

to Liquefied Gas Bottom Discharge

(TPDIS model) -B13_liquifier to tank -

release)

B13_liquifier to tank -evaporation F2 (linked

to Liquefied Gas Bottom Discharge

(TPDIS model) -B13_liquifier to tank -

release)Heat flux from solar radiation (kW/m2)

0,1 0,1 0,1 0,1

Time pool spreading ends (s)

Time until pool has totally evaporated (s)

Purple book representative evaporation rate (kg/s)

8,6222 8,8372 8,7172 8,561

Purple book representative evaporation duration (s)

1530,9 1512,8 1523,1 1536

Representative temperature (°C)

-167,08 -173,37 -170,35 -164,05

Representative pool diameter (m)

28,781 24,871 27,18 29,822

Density after mixing with air (kg/m3)

1,3078 1,2581 1,2811 1,3332

Total evaporated mass (kg)

13200 13369 13277 13150

... duration evaporation time (s)

1799,5 1799,5 1799,5 1799,5

Corresponding representative pool surface area (m2)

650,59 485,83 580,21 698,49

Other information Main program Effects 8.1.8.6673Chemical database DIPPR databaseChemical source DIPPR Jan2010Chemical source date 14/09/2010

Effects report created by ESLR2RH1F\andrea_silvasantos at 07/11/2013 9:20:02

ATMOSPHERIC DISPERSION Case description: B13_liquifier to tank - dispersion D3 (linked to Pool evaporation - B13_liquifier to tank - evaporation D3 (linked to Liquefied Gas Bottom Discharge (TPDIS model) - B13_liquifier to tank - release))

Page 145: CONSEQUENCE CALCULATIONS - Environment and … DPS_QRA Annex E... · CONSEQUENCE CALCULATIONS B.01a - GAS TANKER (RELEASE ON WATER) RELEASE Case description: B01a_TANK_G1_RELEASE

Project for a new LNG regasification facility to be located in the Marsaxlokk Bay – QRA PRELIMINARY REPORT

Ref: 02-901-188098-12141-Revision 2 Page E.145 of E.425

Model: Dense Gas Dispersion: Explosive mass version: 5.13 (07/11/2013) Reference: Yellow Book 3rd edition 1997 chapter 4; Ermak, D.L. User manual for SLAB Lawrence Livermore National Laboratory, June 1990 compared to: B13_liquifier to tank - dispersion D9 (linked to Pool evaporation - B13_liquifier to tank - evaporation D9 (linked to Liquefied Gas Bottom Discharge (TPDIS model) - B13_liquifier to tank - release)) compared to: B13_liquifier to tank - dispersion E5 (linked to Pool evaporation - B13_liquifier to tank - evaporation E5 (linked to Liquefied Gas Bottom Discharge (TPDIS model) - B13_liquifier to tank - release)) compared to: B13_liquifier to tank - dispersion F2 (linked to Pool evaporation - B13_liquifier to tank - evaporation F2 (linked to Liquefied Gas Bottom Discharge (TPDIS model) - B13_liquifier to tank - release)) Parameters

Inputs

B13_liquifier to tank -dispersion D3 (linked to

Pool evaporation -B13_liquifier to tank -

evaporation D3 (linked to Liquefied Gas

Bottom Discharge (TPDIS model) -

B13_liquifier to tank -release))

B13_liquifier to tank -dispersion D9 (linked to

Pool evaporation -B13_liquifier to tank -

evaporation D9 (linked to Liquefied Gas

Bottom Discharge (TPDIS model) -

B13_liquifier to tank -release))

B13_liquifier to tank -dispersion E5 (linked to

Pool evaporation -B13_liquifier to tank -

evaporation E5 (linked to Liquefied Gas

Bottom Discharge (TPDIS model) -

B13_liquifier to tank -release))

B13_liquifier to tank -dispersion F2 (linked to

Pool evaporation -B13_liquifier to tank -

evaporation F2 (linked to Liquefied Gas

Bottom Discharge (TPDIS model) -

B13_liquifier to tank -release))

Chemical name (DIPPR)

METHANE (DIPPR) METHANE (DIPPR) METHANE (DIPPR) METHANE (DIPPR)

Type of release Evaporating pool

releaseEvaporating pool

releaseEvaporating pool

releaseEvaporating pool

releaseTotal mass released (kg)

13479 13479 13479 13479

Mass flow rate of the source (kg/s)

8,6222 8,8372 8,7172 8,561

Duration of the release (s)

1530,9 1512,8 1523,1 1536

Initial liquid mass fraction (%)

Fixed pool surface (m2)

650,59 485,83 580,21 698,49

Diameter of expanded jet (m)

Temperature after release (°C)

-161,49 -161,49 -161,49 -161,49

X-coordinate of release (m)

0 0 0 0

Y-coordinate of release (m)

0 0 0 0

Z-coordinate (height) of release (m)

Ambient temperature (°C)

19 19 19 19

Meteorological data

Pasquill Pasquill Pasquill Pasquill

Pasquill stability class

D (Neutral) D (Neutral) E (Stable) F (Very Stable)

Wind speed at 10 m height (m/s)

3 9 5 2

Inverse Monin-Obukhov length (1/L) (1/m)

Predefined wind direction

N N N N

Wind comes from (North = 0 degrees) (deg)

0 0 0 0

Ambient relative 75 75 75 75

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Project for a new LNG regasification facility to be located in the Marsaxlokk Bay – QRA PRELIMINARY REPORT

Ref: 02-901-188098-12141-Revision 2 Page E.146 of E.425

humidity (%) Roughness length description

Cultivated land Cultivated land Cultivated land Cultivated land

Time t after start release (s)

1800 1800 1800 1800

Concentration averaging time (s)

20 20 20 20

Resolution of the time consuming graphs

Low Low Low Low

Results

B13_liquifier to tank -dispersion D3 (linked to

Pool evaporation -B13_liquifier to tank -

evaporation D3 (linked to Liquefied Gas

Bottom Discharge (TPDIS model) -

B13_liquifier to tank -release))

B13_liquifier to tank -dispersion D9 (linked to

Pool evaporation -B13_liquifier to tank -

evaporation D9 (linked to Liquefied Gas

Bottom Discharge (TPDIS model) -

B13_liquifier to tank -release))

B13_liquifier to tank -dispersion E5 (linked to

Pool evaporation -B13_liquifier to tank -

evaporation E5 (linked to Liquefied Gas

Bottom Discharge (TPDIS model) -

B13_liquifier to tank -release))

B13_liquifier to tank -dispersion F2 (linked to

Pool evaporation -B13_liquifier to tank -

evaporation F2 (linked to Liquefied Gas

Bottom Discharge (TPDIS model) -

B13_liquifier to tank -release))

Explosive mass at time t (kg)

0 0 0 0

Height to LEL at time t (m)

0 0 0 0

Length of cloud (between LEL) at time t (m)

0 0 0 0

Width of cloud (between LEL) at time t (m)

0 0 0 0

Offset between release location and LEL at time t (m)

0 0 0 0

Maximum explosive mass (kg)

0 0 0 460,15

...at time tmem (s)

0 0 0 1500

Start time where 95% of maximum of explosive mass is reached (s)

0 0 0 105,22

Time where explosive mass starts decreasing below 95% of max (s)

0 0 0 1536

Length of cloud (between LEL) at time tmem (m)

0 0 0 127,82

Width of cloud (between LEL) at time tmem (m)

0 0 0 42,894

Offset between release location and LEL at time tmem (m)

0 0 0 -15,957

Maximum area of explosive cloud (m2)

0 0 0 4607

...at time tmac (s) 0 0 0 1536

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Project for a new LNG regasification facility to be located in the Marsaxlokk Bay – QRA PRELIMINARY REPORT

Ref: 02-901-188098-12141-Revision 2 Page E.147 of E.425

Explosive mass at time tmac (kg)

0 0 0 460,15

Length of cloud (between LEL) at time tmac (m)

0 0 0 127,82

Width of cloud (between LEL) at time tmac (m)

0 0 0 42,894

Offset between release location and LEL at time tmac (m)

0 0 0 -15,957

Offset between release centre and cloud centre at time tmac (m)

0 0 0 47,953

Inverse Monin-Obukhov length (1/L) used (1/m)

0 0 0,011686 0,04733

Other information Main program Effects 8.1.8.6673Chemical database DIPPR databaseChemical source DIPPR Jan2010Chemical source date 14/09/2010

Effects report created by ESLR2RH1F\andrea_silvasantos at 07/11/2013 9:20:54

16:42:11

EXPLOSION Case description: B13_liquifier to tank - uvce F2 LC1 (linked to Dense Gas Dispersion: Explosive mass - B13_liquifier to tank - dispersion F2 (linked to Pool evaporation - B13_liquifier to tank - evaporation F2 (linked to Liquefied Gas Bottom Discharge (TPDIS model) - B13_liquifier to tank - release))) Model: Explosion (Multi Energy model) version: 5.03 (25/06/2013) Reference: Yellow Book CPR14E 3rd Edition - Chapter 5: Vapour cloud explosions Parameters Inputs Chemical name (DIPPR) METHANE (DIPPR)Ambient pressure (bar) 1,0151Total mass in explosive range (kg) 460,15Fraction of flammable cloud confined (%) 8Curve number 3 (Weak deflagration)Distance from release (Xd) (m) 50Offset between release point and cloud centre (m)

47,953

Threshold overpressure (mbar) 168X-coordinate of release (m) 0Y-coordinate of release (m) 0Predefined wind direction NWind comes from (North = 0 degrees) (deg)

0

Results Confined mass in explosive range (kg) 36,812Total combustion energy (MJ) 1841,7Peak overpressure at Xd (mbar) 17,35Peak dynamic pressure at Xd (mbar) 1,0151Pressure impulse at Xd (Pa*s) 135,96Positive phase duration at Xd (ms) 156,73

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Project for a new LNG regasification facility to be located in the Marsaxlokk Bay – QRA PRELIMINARY REPORT

Ref: 02-901-188098-12141-Revision 2 Page E.148 of E.425

Dist. from center mass of cloud at threshold overpressure (m)

-1E100

Blast-wave shape at Xd Pressure waveDamage (general description) at Xd No damage or very minor damage

Damage to brick houses at Xd Damage to roofs, ceilings, minor crack formation in plastering, more

than 1% damage to glass panels (1 - 1.5 kPa)Damage to typical American-style houses at Xd

No damage or very minor damage

Damage to structures (empirical) at Xd No damage or very minor damage Other information Main program Effects 8.1.8.6673Chemical database DIPPR databaseChemical source DIPPR Jan2010Chemical source date 14/09/2010

Effects report created by ESLR2RH1F\andrea_silvasantos at 07/11/2013 9:23:11

POOL FIRE Case description: B13_liquifier to tank - PFIRE D3 (linked to Liquefied Gas Bottom Discharge (TPDIS model) - B13_liquifier to tank - release) Model: Pool fire version: 5.11 (25/06/2013) Reference: Yellow Book (CPR-14E), 3rd edition 1997, Paragraph 6.5.4 compared to: B13_liquifier to tank - PFIRE D9 (linked to Liquefied Gas Bottom Discharge (TPDIS model) - B13_liquifier to tank - release) compared to: B13_liquifier to tank - PFIRE E5 (linked to Liquefied Gas Bottom Discharge (TPDIS model) - B13_liquifier to tank - release) compared to: B13_liquifier to tank - PFIRE F2 (linked to Liquefied Gas Bottom Discharge (TPDIS model) - B13_liquifier to tank - release) Parameters

Inputs

B13_liquifier to tank -PFIRE D3 (linked to

Liquefied Gas Bottom Discharge (TPDIS

model) - B13_liquifier to tank - release)

B13_liquifier to tank - PFIRE D9 (linked to

Liquefied Gas Bottom Discharge (TPDIS

model) - B13_liquifier to tank - release)

B13_liquifier to tank -PFIRE E5 (linked to

Liquefied Gas Bottom Discharge (TPDIS

model) - B13_liquifier to tank - release)

B13_liquifier to tank -PFIRE F2 (linked to

Liquefied Gas Bottom Discharge (TPDIS

model) - B13_liquifier to tank - release)

Chemical name (DIPPR)

METHANE (DIPPR) METHANE (DIPPR) METHANE (DIPPR) METHANE (DIPPR)

Pool size determination

Confined Confined Confined Confined

Total mass released (kg)

13479 13479 13479 13479

Mass flow rate of the source (kg/s)

9,1505 9,1505 9,1505 9,1505

Duration of the release (s)

1473 1473 1473 1473

Pool surface poolfire (m2)

2206 2206 2206 2206

Height of the observer position above ground level (m)

0 0 0 0

Height of the confined pool above ground level (m)

0 0 0 0

Hole diameter (mm)

101,6 101,6 101,6 101,6

Discharge coefficient (-)

1 1 1 1

Initial height of

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Project for a new LNG regasification facility to be located in the Marsaxlokk Bay – QRA PRELIMINARY REPORT

Ref: 02-901-188098-12141-Revision 2 Page E.149 of E.425

the liquid above release point (m) Cross-sectional area of the tank (m2)

Pool thickness (mm)

Temperature of the pool (°C)

19 19 19 19

Pool burning rate

Calculate/Default Calculate/Default Calculate/Default Calculate/Default

Value of pool burning rate (kg/m2*s)

Fraction combustion heat radiated (%)

35 35 35 35

Soot Fraction Calculate/Default Calculate/Default Calculate/Default Calculate/DefaultValue of soot fraction (-)

Wind speed at 10 m height (m/s)

3 9 5 2

Ambient temperature (°C)

19 19 19 19

Ambient relative humidity (%)

75 75 75 75

Amount of CO2 in atmosphere (%)

0,03 0,03 0,03 0,03

Distance from the centre of the pool (m)

1000 1000 1000 1000

Exposure duration to heat radiation (s)

75 75 75 75

Take protective effects of clothing into account

No No No No

X-coordinate of release (m)

0 0 0 0

Y-coordinate of release (m)

0 0 0 0

Predefined wind direction

N N N N

Wind comes from (North = 0 degrees) (deg)

0 0 0 0

Calculate all contours for

Physical effects Physical effects Physical effects Physical effects

Heat radiation level (lowest) for first contour plot (kW/m2)

6,8 6,8 6,8 6,8

Heat radiation level for second contour plot (kW/m2)

9,23 9,23 9,23 9,23

Heat radiation level (highest) for third contour plot (kW/m2)

13,4 13,4 13,4 13,4

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Project for a new LNG regasification facility to be located in the Marsaxlokk Bay – QRA PRELIMINARY REPORT

Ref: 02-901-188098-12141-Revision 2 Page E.150 of E.425

Percentage of mortality for contour calculations (%)

Results

B13_liquifier to tank -PFIRE D3 (linked to

Liquefied Gas Bottom Discharge (TPDIS

model) - B13_liquifier to tank - release)

B13_liquifier to tank - PFIRE D9 (linked to

Liquefied Gas Bottom Discharge (TPDIS

model) - B13_liquifier to tank - release)

B13_liquifier to tank -PFIRE E5 (linked to

Liquefied Gas Bottom Discharge (TPDIS

model) - B13_liquifier to tank - release)

B13_liquifier to tank -PFIRE F2 (linked to

Liquefied Gas Bottom Discharge (TPDIS

model) - B13_liquifier to tank - release)

Max Diameter of the Pool Fire (m)

52,998 52,998 52,998 52,998

Heat radiation at X (kW/m2)

0,024267 0,016833 0,020802 0,026237

Heat radiation first contour at (m)

102,57 99,201 102,58 99,747

Heat radiation second contour at (m)

91,122 90,931 92,641 87,758

Heat radiation third contour at (m)

77,746 81,665 81,169 73,724

Combustion rate (kg/s)

172,07 172,07 172,07 172,07

Duration of the pool fire (s)

78,335 78,335 78,335 78,335

Heat emission from fire surface (kW/m2)

67,437 77,051 71,399 67,437

Flame tilt (deg) 40,884 56,324 48,526 34,492View factor (%) 0,078803 0,046687 0,063139 0,085203Atmospheric transmissivity (%)

45,663 46,794 46,143 45,663

Flame temperature (°C)

772,73 807,96 787,68 772,73

Height of the Flame (m)

57,115 46,034 52,082 57,115

Calculated pool surface area (m2)

2206 2206 2206 2206

Weight ratio of HCL/chemical (%)

0 0 0 0

Weight ratio of NO2/chemical (%)

0 0 0 0

Weight ratio of SO2/chemical (%)

0 0 0 0

Weight ratio of CO2/chemical (%)

274,4 274,4 274,4 274,4

Weight ratio of H2O/chemical (%)

224,69 224,69 224,69 224,69

Other information Main program Effects 8.1.8.6673Chemical database DIPPR databaseChemical source DIPPR Jan2010

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Ref: 02-901-188098-12141-Revision 2 Page E.151 of E.425

Chemical source date 14/09/2010

Effects report created by ESLR2RH1F\andrea_silvasantos at 07/11/2013 9:24:32

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Project for a new LNG regasification facility to be located in the Marsaxlokk Bay – QRA PRELIMINARY REPORT

Ref: 02-901-188098-12141-Revision 2 Page E.152 of E.425

RISK ZONES CALCULATIONS B.01A FLASHF Case description: B01a_TANK_G1_DISPERSION D3 (linked to Pool evaporation - B01a_TANK_G1_EVAP_D3 (linked to Liquefied Gas Bottom Discharge (TPDIS model) - B01a_TANK_G1_RELEASE)) Model: Dense Gas Dispersion: Explosive mass version: 5.13 (25/06/2013) Reference: Yellow Book 3rd edition 1997 chapter 4; Ermak, D.L. User manual for SLAB Lawrence Livermore National Laboratory, June 1990 compared to: B01a_TANK_G1_DISPERSION D9 (linked to Pool evaporation - B01a_TANK_G1_EVAP_D9 (linked to Liquefied Gas Bottom Discharge (TPDIS model) - B01a_TANK_G1_RELEASE)) compared to: B01a_TANK_G1_DISPERSION E5 (linked to Pool evaporation - B01a_TANK_G1_EVAP_E5 (linked to Liquefied Gas Bottom Discharge (TPDIS model) - B01a_TANK_G1_RELEASE)) compared to: B01a_TANK_G1_DISPERSION F2 (linked to Pool evaporation - B01a_TANK_G1_EVAP_F2 (linked to Liquefied Gas Bottom Discharge (TPDIS model) - B01a_TANK_G1_RELEASE)) Parameters

Inputs

B01a_TANK_G1_DISPERSION D3 (linked to Pool evaporation -B01a_TANK_G1_EVAP_D3 (linked to Liquefied Gas Bottom Discharge(TPDIS model) -B01a_TANK_G1_RELEASE))

B01a_TANK_G1_DISPERSION D9 (linked to Pool evaporation -B01a_TANK_G1_EVAP_D9 (linked to Liquefied Gas Bottom Discharge (TPDIS model) -B01a_TANK_G1_RELEASE))

B01a_TANK_G1_DISPERSION E5 (linked to Pool evaporation -B01a_TANK_G1_EVAP_E5 (linked to Liquefied Gas Bottom Discharge (TPDIS model) -B01a_TANK_G1_RELEASE))

B01a_TANK_G1_DISPERSION F2 (linked to Pool evaporation -B01a_TANK_G1_EVAP_F2 (linked to Liquefied Gas Bottom Discharge (TPDIS model) -B01a_TANK_G1_RELEASE))

Chemical name (DIPPR)

METHANE (DIPPR) METHANE (DIPPR) METHANE (DIPPR) METHANE (DIPPR)

Type of release

Evaporating pool release Evaporating pool release Evaporating pool release Evaporating pool release

Total mass released (kg)

3,0878E07 3,0878E07 3,0878E07 3,0878E07

Mass flow rate of the source (kg/s)

118,62 116,07 99,648 133,75

Duration of the release (s)

757,41 1565,7 1219,4 561,47

Initial liquid mass fraction (%)

Fixed pool surface (m2)

2206 2206 2206 2206

Diameter of expanded jet (m)

Temperature after release (°C)

-161,49 -161,49 -161,49 -161,49

X-coordinate of release (m)

0 0 0 0

Y-coordinate of release (m)

0 0 0 0

Z-

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coordinate (height) of release (m) Ambient temperature (°C)

19 19 19 19

Meteorological data

Pasquill Pasquill Pasquill Pasquill

Pasquill stability class

D (Neutral) D (Neutral) E (Stable) F (Very Stable)

Wind speed at 10 m height (m/s)

3 9 5 2

Inverse Monin-Obukhov length (1/L) (1/m)

Predefined wind direction

N N N N

Wind comes from (North = 0 degrees) (deg)

0 0 0 0

Ambient relative humidity (%)

75 75 75 75

Roughness length description

High crops; scattered large objects, 15 < x/h < 20.

High crops; scattered large objects, 15 < x/h < 20.

High crops; scattered large objects, 15 < x/h < 20.

High crops; scattered large objects, 15 < x/h < 20.

Time t after start release (s)

1800 1800 1800 1800

Concentration averaging time (s)

20 20 20 20

Resolution of the time consuming graphs

Low Low Low Low

Results

B01a_TANK_G1_DISPERSION D3 (linked to Pool evaporation -B01a_TANK_G1_EVAP_D3 (linked to Liquefied Gas Bottom Discharge (TPDIS model) -B01a_TANK_G1_RELEASE))

B01a_TANK_G1_DISPERSION D9 (linked to Pool evaporation -B01a_TANK_G1_EVAP_D9 (linked to Liquefied Gas Bottom Discharge (TPDIS model) -B01a_TANK_G1_RELEASE))

B01a_TANK_G1_DISPERSION E5 (linked to Pool evaporation -B01a_TANK_G1_EVAP_E5 (linked to Liquefied Gas Bottom Discharge (TPDIS model) -B01a_TANK_G1_RELEASE))

B01a_TANK_G1_DISPERSION F2 (linked to Pool evaporation -B01a_TANK_G1_EVAP_F2 (linked to Liquefied Gas Bottom Discharge (TPDIS model) -B01a_TANK_G1_RELEASE))

Explosive mass at time t (kg)

0 0 0 0

Height to LEL at time

0 0 0 0

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t (m) Length of cloud (between LEL) at time t (m)

0 0 0 0

Width of cloud (between LEL) at time t (m)

0 0 0 0

Offset between release location and LEL at time t (m)

0 0 0 0

Maximum explosive mass (kg)

5155 0 2985,6 3,2752E05

...at time tmem (s)

100 2000 1200 700

Start time where 95% of maximum of explosive mass is reached (s)

90,355 0 95 693,35

Time where explosive mass starts decreasing below 95% of max (s)

757,41 2000 1219,4 731,73

Length of cloud (between LEL) at time tmem (m)

275,68 0 269,9 1841

Width of cloud (between LEL) at time tmem (m)

73,367 0 71,114 1974,9

Offset between release location and LEL at time tmem (m)

-30,456 0 -29,729 71,699

Maximum area of explosive cloud (m2)

15595 0 14130 6,7748E05

...at time tmac (s)

757,41 1565,7 1219,4 700

Explosive 5155 0 2985,6 3,2752E05

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mass at time tmac (kg) Length of cloud (between LEL) at time tmac (m)

275,9 0 269,9 1841

Width of cloud (between LEL) at time tmac (m)

73,352 0 71,114 1974,9

Offset between release location and LEL at time tmac (m)

-30,456 0 -29,729 71,699

Offset between release centre and cloud centre at time tmac (m)

107,49 0 105,22 992,22

Inverse Monin-Obukhov length (1/L) used (1/m)

0 0 0,012352 0,048833

Other information Main program Effects 8.1.8.6673 Chemical database DIPPR database Chemical source DIPPR Jan2010 Chemical source date 14/09/2010 Effects report created by ESLR2RH1F\andrea_silvasantos at 21/11/2013 10:01:22 UVCE Case description: B01a_TANK_G1_D3_UVCE Z1 (linked to Dense Gas Dispersion: Explosive mass - B01a_TANK_G1_DISPERSION D3 (linked to Pool evaporation - B01a_TANK_G1_EVAP_D3 (linked to Liquefied Gas Bottom Discharge (TPDIS model) - B01a_TANK_G1_RELEASE))) Model: Explosion (Multi Energy model) version: 5.03 (22/11/2013) Reference: Yellow Book CPR14E 3rd Edition - Chapter 5: Vapour cloud explosions compared to: B01a_TANK_G1_D3_UVCE Z2 (linked to Dense Gas Dispersion: Explosive mass - B01a_TANK_G1_DISPERSION D3 (linked to Pool evaporation - B01a_TANK_G1_EVAP_D3 (linked to Liquefied Gas Bottom Discharge (TPDIS model) - B01a_TANK_G1_RELEASE))) compared to: B01a_TANK_G1_D3_UVCE Z3 (linked to Dense Gas Dispersion: Explosive mass - B01a_TANK_G1_DISPERSION D3 (linked to Pool evaporation - B01a_TANK_G1_EVAP_D3 (linked to Liquefied Gas Bottom Discharge (TPDIS model) - B01a_TANK_G1_RELEASE))) compared to: B01a_TANK_G1_D9_UVCE Z1 (linked to Dense Gas Dispersion: Explosive mass - B01a_TANK_G1_DISPERSION D9 (linked to Pool evaporation - B01a_TANK_G1_EVAP_D9 (linked to Liquefied Gas Bottom Discharge (TPDIS model) - B01a_TANK_G1_RELEASE))) compared to: B01a_TANK_G1_D9_UVCE Z2 (linked to Dense Gas Dispersion: Explosive mass - B01a_TANK_G1_DISPERSION D9 (linked to Pool evaporation - B01a_TANK_G1_EVAP_D9 (linked to Liquefied Gas Bottom Discharge (TPDIS model) - B01a_TANK_G1_RELEASE))) compared to: B01a_TANK_G1_D9_UVCE Z3 (linked to Dense Gas Dispersion: Explosive mass -

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B01a_TANK_G1_DISPERSION D9 (linked to Pool evaporation - B01a_TANK_G1_EVAP_D9 (linked to Liquefied Gas Bottom Discharge (TPDIS model) - B01a_TANK_G1_RELEASE))) compared to: B01a_TANK_G1_E5_UVCE Z1 (linked to Dense Gas Dispersion: Explosive mass - B01a_TANK_G1_DISPERSION E5 (linked to Pool evaporation - B01a_TANK_G1_EVAP_E5 (linked to Liquefied Gas Bottom Discharge (TPDIS model) - B01a_TANK_G1_RELEASE))) compared to: B01a_TANK_G1_E5_UVCE Z2 (linked to Dense Gas Dispersion: Explosive mass - B01a_TANK_G1_DISPERSION E5 (linked to Pool evaporation - B01a_TANK_G1_EVAP_E5 (linked to Liquefied Gas Bottom Discharge (TPDIS model) - B01a_TANK_G1_RELEASE))) compared to: B01a_TANK_G1_E5_UVCE Z3 (linked to Dense Gas Dispersion: Explosive mass - B01a_TANK_G1_DISPERSION E5 (linked to Pool evaporation - B01a_TANK_G1_EVAP_E5 (linked to Liquefied Gas Bottom Discharge (TPDIS model) - B01a_TANK_G1_RELEASE))) compared to: B01a_TANK_G1_F2_UVCE Z1 (linked to Dense Gas Dispersion: Explosive mass - B01a_TANK_G1_DISPERSION F2 (linked to Pool evaporation - B01a_TANK_G1_EVAP_F2 (linked to Liquefied Gas Bottom Discharge (TPDIS model) - B01a_TANK_G1_RELEASE))) compared to: B01a_TANK_G1_F2_UVCE Z2 (linked to Dense Gas Dispersion: Explosive mass - B01a_TANK_G1_DISPERSION F2 (linked to Pool evaporation - B01a_TANK_G1_EVAP_F2 (linked to Liquefied Gas Bottom Discharge (TPDIS model) - B01a_TANK_G1_RELEASE))) compared to: B01a_TANK_G1_F2_UVCE Z3 (linked to Dense Gas Dispersion: Explosive mass - B01a_TANK_G1_DISPERSION F2 (linked to Pool evaporation - B01a_TANK_G1_EVAP_F2 (linked to Liquefied Gas Bottom Discharge (TPDIS model) - B01a_TANK_G1_RELEASE))) Parameters

Inputs

B01a_TANK_G1_D3_UVCE Z1 (linked to Dense Gas Dispersion: Explosive mass -B01a_TANK_G1_DISPERSION D3 (linked to Pool evaporation -B01a_TANK_G1_EVAP_D3 (linked to Liquefied Gas Bottom Discharge (TPDIS model) -B01a_TANK_G1_RELEASE)))

B01a_TANK_G1_D3_UVCE Z2 (linked to Dense Gas Dispersion: Explosive mass -B01a_TANK_G1_DISPERSION D3 (linked to Pool evaporation -B01a_TANK_G1_EVAP_D3 (linked to Liquefied Gas Bottom Discharge (TPDIS model) -B01a_TANK_G1_RELEASE)))

B01a_TANK_G1_D3_UVCE Z3 (linked to Dense Gas Dispersion: Explosive mass - B01a_TANK_G1_DISPERSION D3 (linked to Pool evaporation - B01a_TANK_G1_EVAP_D3 (linked to Liquefied Gas Bottom Discharge (TPDIS model) - B01a_TANK_G1_RELEASE)))

B01a_TANK_G1_D9_UVCE Z1 (linked to Dense Gas Dispersion: Explosive mass -B01a_TANK_G1_DISPERSION D9 (linked to Pool evaporation -B01a_TANK_G1_EVAP_D9 (linked to Liquefied Gas Bottom Discharge (TPDIS model) -B01a_TANK_G1_RELEASE)))

B01a_TANK_G1_D9_UVCE Z2 (linked to Dense Gas Dispersion: Explosive mass -B01a_TANK_G1_DISPERSION D9 (linked to Pool evaporation -B01a_TANK_G1_EVAP_D9 (linked to Liquefied Gas Bottom Discharge (TPDIS model) -B01a_TANK_G1_RELEASE)))

B01a_TANK_G1_D9_UVCE Z3 (linked to Dense Gas Dispersion: Explosive mass -B01a_TANK_G1_DISPERSION D9 (linked to Pool evaporation -B01a_TANK_G1_EVAP_D9 (linked to Liquefied Gas Bottom Discharge (TPDIS model) -B01a_TANK_G1_RELEASE)))

B01a_TANK_G1_E5_UVCE Z1 (linked to Dense Gas Dispersion: Explosive mass - B01a_TANK_G1_DISPERSION E5 (linked to Pool evaporation - B01a_TANK_G1_EVAP_E5 (linked to Liquefied Gas Bottom Discharge (TPDIS model) - B01a_TANK_G1_RELEASE)))

B01a_TANK_G1_E5_UVCE Z2 (linked to Dense Gas Dispersion: Explosive mass -B01a_TANK_G1_DISPERSION E5 (linked to Pool evaporation -B01a_TANK_G1_EVAP_E5 (linked to Liquefied Gas Bottom Discharge (TPDIS model) -B01a_TANK_G1_RELEASE)))

B01a_TANK_G1_E5_UVCE Z3 (linked to Dense Gas Dispersion: Explosive mass -B01a_TANK_G1_DISPERSION E5 (linked to Pool evaporation -B01a_TANK_G1_EVAP_E5 (linked to Liquefied Gas Bottom Discharge (TPDIS model) -B01a_TANK_G1_RELEASE)))

B01a_TANK_G1_F2_UVCE Z1 (linked to Dense Gas Dispersion: Explosive mass - B01a_TANK_G1_DISPERSION F2 (linked to Pool evaporation - B01a_TANK_G1_EVAP_F2 (linked to Liquefied Gas Bottom Discharge (TPDIS model) - B01a_TANK_G1_RELEASE)))

B01a_TANK_G1_F2_UVCE Z2 (linked to Dense Gas Dispersion: Explosive mass -B01a_TANK_G1_DISPERSION F2 (linked to Pool evaporation -B01a_TANK_G1_EVAP_F2 (linked to Liquefied Gas Bottom Discharge (TPDIS model) -B01a_TANK_G1_RELEASE)))

B01a_TANK_G1_F2_UVCE Z3 (linked to Dense Gas Dispersion: Explosive mass -B01a_TANK_G1_DISPERSION F2 (linked to Pool evaporation -B01a_TANK_G1_EVAP_F2 (linked to Liquefied Gas Bottom Discharge (TPDIS model) -B01a_TANK_G1_RELEASE)))

Chemical name (DI

METHANE (DIPPR)

METHANE (DIPPR)

METHANE (DIPPR)

METHANE (DIPPR)

METHANE (DIPPR)

METHANE (DIPPR)

METHANE (DIPPR)

METHANE (DIPPR)

METHANE (DIPPR)

METHANE (DIPPR)

METHANE (DIPPR)

METHANE (DIPPR)

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PPR) Ambient pressure (bar)

1,0151 1,0151 1,0151 1,0151 1,0151 1,0151 1,0151 1,0151 1,0151 1,0151 1,0151 1,0151

Total mass in explosive range (kg)

5155 5155 5155 0 0 0 2985,6 2985,6 2985,6 3,2752E05

3,2752E05

3,2752E05

Fraction of flammable cloud confined (%)

8 8 8 8 8 8 8 8 8 8 8 8

Curve number

5 (Medium deflagration)

5 (Medium deflagration)

5 (Medium deflagration)

5 (Medium deflagration)

5 (Medium deflagration)

5 (Medium deflagration)

5 (Medium deflagration)

5 (Medium deflagration)

5 (Medium deflagration)

5 (Medium deflagration)

5 (Medium deflagration)

5 (Medium deflagration)

Distance from release (Xd) (m)

50 50 50 50 50 50 50 50 50 50 50 50

Offset between release point an

107,49 107,49 107,49 0 0 0 105,22 105,22 105,22 992,22 992,22 992,22

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d cloud centre (m) Threshold overpressure (mbar)

170 360 900 170 360 900 170 360 900 160 360 900

X-coordinate of release (m)

0 0 0 0 0 0 0 0 0 0 0 0

Y-coordinate of release (m)

0 0 0 0 0 0 0 0 0 0 0 0

Predefined wind direction

N N N N N N N N N N N N

Wind comes from (North = 0 degrees) (deg)

0 0 0 0 0 0 0 0 0 0 0 0

Result

B01a_TANK_G1

B01a_TANK_G1

B01a_TANK_G1

B01a_TANK_G1

B01a_TANK_G1

B01a_TANK_G1

B01a_TANK_G1

B01a_TANK_G1

B01a_TANK_G1

B01a_TANK_G1

B01a_TANK_G1

B01a_TANK_G1

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s _D3_UVCE Z1 (linked to Dense Gas Dispersion: Explosive mass -B01a_TANK_G1_DISPERSION D3 (linked to Pool evaporation -B01a_TANK_G1_EVAP_D3 (linked to Liquefied Gas Bottom Discharge (TPDIS model) -B01a_TANK_G1_RELEASE)))

_D3_UVCE Z2 (linked to Dense Gas Dispersion: Explosive mass -B01a_TANK_G1_DISPERSION D3 (linked to Pool evaporation -B01a_TANK_G1_EVAP_D3 (linked to Liquefied Gas Bottom Discharge (TPDIS model) -B01a_TANK_G1_RELEASE)))

_D3_UVCE Z3 (linked to Dense Gas Dispersion: Explosive mass - B01a_TANK_G1_DISPERSION D3 (linked to Pool evaporation - B01a_TANK_G1_EVAP_D3 (linked to Liquefied Gas Bottom Discharge (TPDIS model) - B01a_TANK_G1_RELEASE)))

_D9_UVCE Z1 (linked to Dense Gas Dispersion: Explosive mass -B01a_TANK_G1_DISPERSION D9 (linked to Pool evaporation -B01a_TANK_G1_EVAP_D9 (linked to Liquefied Gas Bottom Discharge (TPDIS model) -B01a_TANK_G1_RELEASE)))

_D9_UVCE Z2 (linked to Dense Gas Dispersion: Explosive mass -B01a_TANK_G1_DISPERSION D9 (linked to Pool evaporation -B01a_TANK_G1_EVAP_D9 (linked to Liquefied Gas Bottom Discharge (TPDIS model) -B01a_TANK_G1_RELEASE)))

_D9_UVCE Z3 (linked to Dense Gas Dispersion: Explosive mass -B01a_TANK_G1_DISPERSION D9 (linked to Pool evaporation -B01a_TANK_G1_EVAP_D9 (linked to Liquefied Gas Bottom Discharge (TPDIS model) -B01a_TANK_G1_RELEASE)))

_E5_UVCE Z1 (linked to Dense Gas Dispersion: Explosive mass - B01a_TANK_G1_DISPERSION E5 (linked to Pool evaporation - B01a_TANK_G1_EVAP_E5 (linked to Liquefied Gas Bottom Discharge (TPDIS model) - B01a_TANK_G1_RELEASE)))

_E5_UVCE Z2 (linked to Dense Gas Dispersion: Explosive mass -B01a_TANK_G1_DISPERSION E5 (linked to Pool evaporation -B01a_TANK_G1_EVAP_E5 (linked to Liquefied Gas Bottom Discharge (TPDIS model) -B01a_TANK_G1_RELEASE)))

_E5_UVCE Z3 (linked to Dense Gas Dispersion: Explosive mass -B01a_TANK_G1_DISPERSION E5 (linked to Pool evaporation -B01a_TANK_G1_EVAP_E5 (linked to Liquefied Gas Bottom Discharge (TPDIS model) -B01a_TANK_G1_RELEASE)))

_F2_UVCE Z1 (linked to Dense Gas Dispersion: Explosive mass - B01a_TANK_G1_DISPERSION F2 (linked to Pool evaporation - B01a_TANK_G1_EVAP_F2 (linked to Liquefied Gas Bottom Discharge (TPDIS model) - B01a_TANK_G1_RELEASE)))

_F2_UVCE Z2 (linked to Dense Gas Dispersion: Explosive mass -B01a_TANK_G1_DISPERSION F2 (linked to Pool evaporation -B01a_TANK_G1_EVAP_F2 (linked to Liquefied Gas Bottom Discharge (TPDIS model) -B01a_TANK_G1_RELEASE)))

_F2_UVCE Z3 (linked to Dense Gas Dispersion: Explosive mass -B01a_TANK_G1_DISPERSION F2 (linked to Pool evaporation -B01a_TANK_G1_EVAP_F2 (linked to Liquefied Gas Bottom Discharge (TPDIS model) -B01a_TANK_G1_RELEASE)))

Confined mass in explosive range (kg)

412,4 412,4 412,4 0 0 0 238,85 238,85 238,85 26201 26201 26201

Total combustion energy (MJ)

20633 20633 20633 -1E94 -1E94 -1E94 11950 11950 11950 1,3109E06

1,3109E06

1,3109E06

Peak overpress

143,9 143,9 143,9 -1E98 -1E98 -1E98 119,14 119,14 119,14 206,07 206,07 206,07

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ure at Xd (mbar) Peak dynamic pressure at Xd (mbar)

20,924 20,924 20,924 -1E98 -1E98 -1E98 13,575 13,575 13,575 68,044 68,044 68,044

Pressure impulse at Xd (Pa*s)

843,2 843,2 843,2 -1E100 -1E100 -1E100 587,9 587,9 587,9 5106,8 5106,8 5106,8

Positive phase duration at Xd (ms)

117,2 117,2 117,2 -1E103 -1E103 -1E103 98,69 98,69 98,69 495,65 495,65 495,65

Dist. from center mass of cloud at threshold overpressure (m)

42,13 -1E100 -1E100 -1E100 -1E100 -1E100 35,117 -1E100 -1E100 178,78 -1E100 -1E100

Blast-

Pressure wave

Pressure wave

Pressure wave

*** NOT INITIALI

*** NOT INITIALI

*** NOT INITIALI

Pressure wave

Pressure wave

Pressure wave

Pressure wave

Pressure wave

Pressure wave

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wave shape at Xd

ZED ZED ZED

Damage (general description) at Xd

Minor damage (Zone D: 3.5 - 17 kPa).

Minor damage (Zone D: 3.5 - 17 kPa).

Minor damage (Zone D: 3.5 - 17 kPa).

No damage or very minor damage

No damage or very minor damage

No damage or very minor damage

Minor damage (Zone D: 3.5 - 17 kPa).

Minor damage (Zone D: 3.5 - 17 kPa).

Minor damage (Zone D: 3.5 - 17 kPa).

Moderate damage (Zone C: 17 - 35 kPa).

Moderate damage (Zone C: 17 - 35 kPa).

Moderate damage (Zone C: 17 - 35 kPa).

Damage to brick houses at Xd

Not habitable without major repair works. Partial roof failures, 25% of all brick walls have failed, serious damage to the remaining carrying elements. Damage to windowframes and doors (7-15 kPa).

Not habitable without major repair works. Partial roof failures, 25% of all brick walls have failed, serious damage to the remaining carrying elements. Damage to windowframes and doors (7-15 kPa).

Not habitable without major repair works. Partial roof failures, 25% of all brick walls have failed, serious damage to the remaining carrying elements. Damage to windowframes and doors (7-15 kPa).

No damage or very minor damage

No damage or very minor damage

No damage or very minor damage

Not habitable without major repair works. Partial roof failures, 25% of all brick walls have failed, serious damage to the remaining carrying elements. Damage to windowframes and doors (7-15 kPa).

Not habitable without major repair works. Partial roof failures, 25% of all brick walls have failed, serious damage to the remaining carrying elements. Damage to windowframes and doors (7-15 kPa).

Not habitable without major repair works. Partial roof failures, 25% of all brick walls have failed, serious damage to the remaining carrying elements. Damage to windowframes and doors (7-15 kPa).

Not habitable without major repair works. Partial roof failures, 25% of all brick walls have failed, serious damage to the remaining carrying elements. Damage to windowframes and doors (7-15 kPa).

Not habitable without major repair works. Partial roof failures, 25% of all brick walls have failed, serious damage to the remaining carrying elements. Damage to windowframes and doors (7-15 kPa).

Not habitable without major repair works. Partial roof failures, 25% of all brick walls have failed, serious damage to the remaining carrying elements. Damage to windowframes and doors (7-15 kPa).

Damage to typical American-style houses at Xd

Minor damage. Comparable to a damage due to a storm; wooden walls fail, breakage of windows (7-10 kPa).

Minor damage. Comparable to a damage due to a storm; wooden walls fail, breakage of windows (7-10 kPa).

Minor damage. Comparable to a damage due to a storm; wooden walls fail, breakage of windows (7-10 kPa).

No damage or very minor damage

No damage or very minor damage

No damage or very minor damage

Minor damage. Comparable to a damage due to a storm; wooden walls fail, breakage of windows (7-10 kPa).

Minor damage. Comparable to a damage due to a storm; wooden walls fail, breakage of windows (7-10 kPa).

Minor damage. Comparable to a damage due to a storm; wooden walls fail, breakage of windows (7-10 kPa).

Moderate to minor damage. Deformed walls and doors; failure of joints. Doors and window frames have failed.

Moderate to minor damage. Deformed walls and doors; failure of joints. Doors and window frames have failed.

Moderate to minor damage. Deformed walls and doors; failure of joints. Doors and window frames have failed.

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Wall covering has fallen down (15 kPa).

Wall covering has fallen down (15 kPa).

Wall covering has fallen down (15 kPa).

Damage to structures (empirical) at Xd

Minor damage to steel frames (8-10 kPa). Connections between steel or aluminium ondulated plates have failed 7-14 kPa). The roof of a storage tank has collapsed (7 kPa).

Minor damage to steel frames (8-10 kPa). Connections between steel or aluminium ondulated plates have failed 7-14 kPa). The roof of a storage tank has collapsed (7 kPa).

Minor damage to steel frames (8-10 kPa). Connections between steel or aluminium ondulated plates have failed 7-14 kPa). The roof of a storage tank has collapsed (7 kPa).

No damage or very minor damage

No damage or very minor damage

No damage or very minor damage

Minor damage to steel frames (8-10 kPa). Connections between steel or aluminium ondulated plates have failed 7-14 kPa). The roof of a storage tank has collapsed (7 kPa).

Minor damage to steel frames (8-10 kPa). Connections between steel or aluminium ondulated plates have failed 7-14 kPa). The roof of a storage tank has collapsed (7 kPa).

Minor damage to steel frames (8-10 kPa). Connections between steel or aluminium ondulated plates have failed 7-14 kPa). The roof of a storage tank has collapsed (7 kPa).

Collapse of steel frames and displacement of foundation (20 kPa). Industrial steel self-framing structure collapsed (20-30 kPa). Cracking in empty oil-storage tanks (20-30 kPa). Slight deformation of a pipe-bridge (20-30 kPa). Large trees have fallen down (20-40 kPa). Walls made of concrete blocks have collapsed (15-20). Minor damage to steel frames (8-10 kPa). Connect

Collapse of steel frames and displacement of foundation (20 kPa). Industrial steel self-framing structure collapsed (20-30 kPa). Cracking in empty oil-storage tanks (20-30 kPa). Slight deformation of a pipe-bridge (20-30 kPa). Large trees have fallen down (20-40 kPa). Walls made of concrete blocks have collapsed (15-20). Minor damage to steel frames (8-10 kPa). Connect

Collapse of steel frames and displacement of foundation (20 kPa). Industrial steel self-framing structure collapsed (20-30 kPa). Cracking in empty oil-storage tanks (20-30 kPa). Slight deformation of a pipe-bridge (20-30 kPa). Large trees have fallen down (20-40 kPa). Walls made of concrete blocks have collapsed (15-20). Minor damage to steel frames (8-10 kPa). Connect

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ions between steel or aluminium ondulated plates have failed 7-14 kPa). The roof of a storage tank has collapsed (7 kPa).

ions between steel or aluminium ondulated plates have failed 7-14 kPa). The roof of a storage tank has collapsed (7 kPa).

ions between steel or aluminium ondulated plates have failed 7-14 kPa). The roof of a storage tank has collapsed (7 kPa).

Other information Main program Effects 8.1.8.6673 Chemical database DIPPR database Chemical source DIPPR Jan2010 Chemical source date 14/09/2010 Effects report created by ESLR2RH1F\andrea_silvasantos at 22/11/2013 9:49:39 UVCE ED Case description: B01a_TANK_G1_D3_UVCE ED (linked to Dense Gas Dispersion: Explosive mass - B01a_TANK_G1_DISPERSION D3 (linked to Pool evaporation - B01a_TANK_G1_EVAP_D3 (linked to Liquefied Gas Bottom Discharge (TPDIS model) - B01a_TANK_G1_RELEASE))) Model: Explosion (Multi Energy model) version: 5.03 (15/11/2013) Reference: Yellow Book CPR14E 3rd Edition - Chapter 5: Vapour cloud explosions compared to: B01a_TANK_G1_D9_UVCE ED (linked to Dense Gas Dispersion: Explosive mass - B01a_TANK_G1_DISPERSION D9 (linked to Pool evaporation - B01a_TANK_G1_EVAP_D9 (linked to Liquefied Gas Bottom Discharge (TPDIS model) - B01a_TANK_G1_RELEASE))) compared to: B01a_TANK_G1_E5_UVCE ED (linked to Dense Gas Dispersion: Explosive mass - B01a_TANK_G1_DISPERSION E5 (linked to Pool evaporation - B01a_TANK_G1_EVAP_E5 (linked to Liquefied Gas Bottom Discharge (TPDIS model) - B01a_TANK_G1_RELEASE))) compared to: B01b_TANK_G1_F2_UVCE ED (linked to Dense Gas Dispersion: Explosive mass - B01a_TANK_G1_DISPERSION F2 (linked to Pool evaporation - B01a_TANK_G1_EVAP_F2 (linked to Liquefied Gas Bottom Discharge (TPDIS model) - B01a_TANK_G1_RELEASE))) Parameters

Inputs

B01a_TANK_G1_D3_UVCE ED (linked to Dense Gas Dispersion: Explosive mass -B01a_TANK_G1_DISPERSION D3 (linked to Pool evaporation -B01a_TANK_G1_EVAP_D3 (linked to Liquefied Gas Bottom Discharge (TPDIS model) -B01a_TANK_G1_RELEASE)))

B01a_TANK_G1_D9_UVCE ED (linked to Dense Gas Dispersion: Explosive mass - B01a_TANK_G1_DISPERSION D9 (linked to Pool evaporation - B01a_TANK_G1_EVAP_D9 (linked to Liquefied Gas Bottom Discharge (TPDIS model) - B01a_TANK_G1_RELEASE)))

B01a_TANK_G1_E5_UVCE ED (linked to Dense Gas Dispersion: Explosive mass -B01a_TANK_G1_DISPERSION E5 (linked to Pool evaporation -B01a_TANK_G1_EVAP_E5 (linked to Liquefied Gas Bottom Discharge (TPDIS model) -B01a_TANK_G1_RELEASE)))

B01b_TANK_G1_F2_UVCE ED (linked to Dense Gas Dispersion: Explosive mass -B01a_TANK_G1_DISPERSION F2 (linked to Pool evaporation -B01a_TANK_G1_EVAP_F2 (linked to Liquefied Gas Bottom Discharge (TPDIS model) -B01a_TANK_G1_RELEASE)))

Chemical name (DIPPR)

METHANE (DIPPR) METHANE (DIPPR) METHANE (DIPPR) METHANE (DIPPR)

Ambient pressure (bar)

1,0151 1,0151 1,0151 1,0151

Total mass in

5155 0 2985,6 3,2752E05

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explosive range (kg) Fraction of flammable cloud confined (%)

8 8 8 8

Curve number

5 (Medium deflagration) 5 (Medium deflagration) 5 (Medium deflagration) 5 (Medium deflagration)

Distance from release (Xd) (m)

50 50 50 50

Offset between release point and cloud centre (m)

107,49 0 105,22 992,22

Threshold overpressure (mbar)

160 160 160 160

X-coordinate of release (m)

0 0 0 0

Y-coordinate of release (m)

0 0 0 0

Predefined wind direction

N N N N

Wind comes from (North = 0 degrees) (deg)

0 0 0 0

Results

B01a_TANK_G1_D3_UVCE ED (linked to Dense Gas Dispersion: Explosive mass -B01a_TANK_G1_DISPERSION D3 (linked to Pool evaporation -B01a_TANK_G1_EVAP_D3 (linked to Liquefied Gas Bottom Discharge (TPDIS model) -B01a_TANK_G1_RELEASE)))

B01a_TANK_G1_D9_UVCE ED (linked to Dense Gas Dispersion: Explosive mass - B01a_TANK_G1_DISPERSION D9 (linked to Pool evaporation - B01a_TANK_G1_EVAP_D9 (linked to Liquefied Gas Bottom Discharge (TPDIS model) - B01a_TANK_G1_RELEASE)))

B01a_TANK_G1_E5_UVCE ED (linked to Dense Gas Dispersion: Explosive mass -B01a_TANK_G1_DISPERSION E5 (linked to Pool evaporation -B01a_TANK_G1_EVAP_E5 (linked to Liquefied Gas Bottom Discharge (TPDIS model) -B01a_TANK_G1_RELEASE)))

B01b_TANK_G1_F2_UVCE ED (linked to Dense Gas Dispersion: Explosive mass -B01a_TANK_G1_DISPERSION F2 (linked to Pool evaporation -B01a_TANK_G1_EVAP_F2 (linked to Liquefied Gas Bottom Discharge (TPDIS model) -B01a_TANK_G1_RELEASE)))

Confined mass in explosive range (kg)

412,4 0 238,85 26201

Total combustion energy (MJ)

20633 -1E94 11950 1,3109E06

Peak 143,9 -1E98 119,14 206,07

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overpressure at Xd (mbar) Peak dynamic pressure at Xd (mbar)

20,924 -1E98 13,575 68,044

Pressure impulse at Xd (Pa*s)

843,2 -1E100 587,9 5106,8

Positive phase duration at Xd (ms)

117,2 -1E103 98,69 495,65

Dist. from center mass of cloud at threshold overpressure (m)

44,805 -1E100 37,347 178,78

Blast-wave shape at Xd

Pressure wave *** NOT INITIALIZED Pressure wave Pressure wave

Damage (general description) at Xd

Minor damage (Zone D: 3.5 - 17 kPa).

No damage or very minor damage

Minor damage (Zone D:3.5 - 17 kPa).

Moderate damage (Zone C: 17 - 35 kPa).

Damage to brick houses at Xd

Not habitable without major repair works. Partial roof failures, 25% of all brick walls have failed, serious damage to the remaining carrying elements. Damage to windowframes and doors (7-15 kPa).

No damage or very minor damage

Not habitable without major repair works. Partial roof failures, 25% of all brick walls have failed, serious damage to the remaining carrying elements. Damage to windowframes and doors (7-15 kPa).

Not habitable without major repair works. Partial roof failures, 25% of all brick walls have failed, serious damage to the remaining carrying elements. Damage to windowframes and doors (7-15 kPa).

Damage to typical American-style houses at Xd

Minor damage. Comparable to a damage due to a storm; wooden walls fail, breakage of windows (7-10 kPa).

No damage or very minor damage

Minor damage. Comparable to a damage due to a storm; wooden walls fail, breakage of windows (7-10 kPa).

Moderate to minor damage. Deformed walls and doors; failure of joints. Doors and window frames have failed. Wall covering has fallen down (15 kPa).

Damage to structures (empirical) at Xd

Minor damage to steel frames (8-10 kPa). Connections between steel or aluminium ondulated plates have failed 7-14 kPa). The roof of a storage tank has collapsed (7 kPa).

No damage or very minor damage

Minor damage to steel frames (8-10 kPa). Connections between steel or aluminium ondulated plates have failed 7-14 kPa). The roof of a storage tank has collapsed (7 kPa).

Collapse of steel frames and displacement of foundation (20 kPa). Industrial steel self-framing structure collapsed (20-30 kPa). Cracking in empty oil-storage tanks (20-30 kPa). Slight deformation of a pipe-bridge (20-30 kPa). Large trees have fallen down (20-40 kPa). Walls made of concrete blocks have collapsed

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(15-20). Minor damage to steel frames (8-10 kPa). Connections between steel or aluminium ondulated plates have failed 7-14 kPa). The roof of a storage tank has collapsed (7 kPa).

Other information Main program Effects 8.1.8.6673 Chemical database DIPPR database Chemical source DIPPR Jan2010 Chemical source date 14/09/2010 Effects report created by ESLR2RH1F\andrea_silvasantos at 15/11/2013 9:13:23 PFIRE Case description: B01a_TANK_G1_PFIRE D3 RZ Model: Pool fire version: 5.11 (21/11/2013) Reference: Yellow Book (CPR-14E), 3rd edition 1997, Paragraph 6.5.4 compared to: B01a_TANK_G1_PFIRE D9 RZ compared to: B01a_TANK_G1_PFIRE E5 RZ compared to: B01a_TANK_G1_PFIRE F2 RZ Parameters

Inputs B01a_TANK_G1_PFIRE D3 RZ

B01a_TANK_G1_PFIRE D9 RZ

B01a_TANK_G1_PFIRE E5 RZ

B01a_TANK_G1_PFIRE F2 RZ

Chemical name (DIPPR)

METHANE (DIPPR) METHANE (DIPPR) METHANE (DIPPR) METHANE (DIPPR)

Pool size determination

Confined Confined Confined Confined

Total mass released (kg)

3,0878E07 3,0878E07 3,0878E07 3,0878E07

Mass flow rate of the source (kg/s)

Duration of the release (s)

Pool surface poolfire (m2)

2206 2206 2206 2206

Height of the observer position above ground level (m)

0 0 0 0

Height of the confined pool above ground level (m)

0 0 0 0

Hole diameter (mm)

Discharge coefficient (-)

Initial height of the liquid above release point (m)

Cross-sectional area of the tank (m2)

Pool thickness

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(mm) Temperature of the pool (°C)

19 19 19 19

Pool burning rate

Calculate/Default Calculate/Default Calculate/Default Calculate/Default

Value of pool burning rate (kg/m2*s)

Fraction combustion heat radiated (%)

35 35 35 35

Soot Fraction Calculate/Default Calculate/Default Calculate/Default Calculate/Default Value of soot fraction (-)

Wind speed at 10 m height (m/s)

3 9 5 2

Ambient temperature (°C)

19 19 19 19

Ambient relative humidity (%)

75 75 75 75

Amount of CO2 in atmosphere (%)

0,03 0,03 0,03 0,03

Distance from the centre of the pool (m)

1000 1000 1000 1000

Exposure duration to heat radiation (s)

20 20 20 20

Take protective effects of clothing into account

No No No No

X-coordinate of release (m)

0 0 0 0

Y-coordinate of release (m)

0 0 0 0

Predefined wind direction

N N N N

Wind comes from (North = 0 degrees) (deg)

0 0 0 0

Calculate all contours for

Physical effects Physical effects Physical effects Physical effects

Heat radiation level (lowest) for first contour plot (kW/m2)

7,3 7,3 7,3 7,3

Heat radiation level for second contour plot (kW/m2)

9,3 9,3 9,3 9,3

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Heat radiation level (highest) for third contour plot (kW/m2)

13,4 13,4 13,4 13,4

Percentage of mortality for contour calculations (%)

Results B01a_TANK_G1_PFIRE D3 RZ

B01a_TANK_G1_PFIRE D9 RZ

B01a_TANK_G1_PFIRE E5 RZ

B01a_TANK_G1_PFIRE F2 RZ

Max Diameter of the Pool Fire (m)

52,998 52,998 52,998 52,998

Heat radiation at X (kW/m2)

0,024267 0,016833 0,020802 0,026237

Heat radiation first contour at (m)

99,788 97,293 100,15 96,947

Heat radiation second contour at (m)

90,835 90,721 92,406 87,471

Heat radiation third contour at (m)

77,746 81,665 81,169 73,724

Combustion rate (kg/s)

172,07 172,07 172,07 172,07

Duration of the pool fire (s)

1,7945E05 1,7945E05 1,7945E05 1,7945E05

Heat emission from fire surface (kW/m2)

67,437 77,051 71,399 67,437

Flame tilt (deg)

40,884 56,324 48,526 34,492

View factor (%)

0,078803 0,046687 0,063139 0,085203

Atmospheric transmissivity (%)

45,663 46,794 46,143 45,663

Flame temperature (°C)

772,73 807,96 787,68 772,73

Height of the Flame (m)

57,115 46,034 52,082 57,115

Calculated pool surface area (m2)

2206 2206 2206 2206

Weight ratio of HCL/chemical (%)

0 0 0 0

Weight ratio of NO2/chemical (%)

0 0 0 0

Weight ratio of SO2/chemical (%)

0 0 0 0

Weight ratio of CO2/chemical (%)

274,4 274,4 274,4 274,4

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Weight ratio of H2O/chemical (%)

224,69 224,69 224,69 224,69

Other information Main program Effects 8.1.8.6673 Chemical database DIPPR database Chemical source DIPPR Jan2010 Chemical source date 14/09/2010 Effects report created by ESLR2RH1F\andrea_silvasantos at 21/11/2013 8:30:59

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B.01b FLASHF Case description: B01b_TANK_G2_DISPERSION D3 (linked to Pool evaporation - B01b_TANK_G2_EVAP_D3 (linked to Liquefied Gas Bottom Discharge (TPDIS model) - B01_b_TANK_G2_RELEASE)) Model: Dense Gas Dispersion: Explosive mass version: 5.13 (06/11/2013) Reference: Yellow Book 3rd edition 1997 chapter 4; Ermak, D.L. User manual for SLAB Lawrence Livermore National Laboratory, June 1990 compared to: B01b_TANK_G2_DISPERSION D9 (linked to Pool evaporation - B01b_TANK_G2_EVAP_D9 (linked to Liquefied Gas Bottom Discharge (TPDIS model) - B01_b_TANK_G2_RELEASE)) compared to: B01b_TANK_G2_DISPERSION E5 (linked to Pool evaporation - B01b_TANK_G2_EVAP_E5 (linked to Liquefied Gas Bottom Discharge (TPDIS model) - B01_b_TANK_G2_RELEASE)) compared to: B01b_TANK_G2_DISPERSION F2 (linked to Pool evaporation - B01b_TANK_G2_EVAP_F2 (linked to Liquefied Gas Bottom Discharge (TPDIS model) - B01_b_TANK_G2_RELEASE)) Parameters

Inputs

B01b_TANK_G2_DISPERSION D3 (linked to Pool evaporation -B01b_TANK_G2_EVAP_D3 (linked to Liquefied Gas Bottom Discharge (TPDIS model) -B01_b_TANK_G2_RELEASE))

B01b_TANK_G2_DISPERSION D9 (linked to Pool evaporation -B01b_TANK_G2_EVAP_D9 (linked to Liquefied Gas Bottom Discharge (TPDIS model) -B01_b_TANK_G2_RELEASE))

B01b_TANK_G2_DISPERSION E5 (linked to Pool evaporation -B01b_TANK_G2_EVAP_E5 (linked to Liquefied Gas Bottom Discharge (TPDIS model) -B01_b_TANK_G2_RELEASE))

B01b_TANK_G2_DISPERSION F2 (linked to Pool evaporation -B01b_TANK_G2_EVAP_F2 (linked to Liquefied Gas Bottom Discharge (TPDIS model) -B01_b_TANK_G2_RELEASE))

Chemical name (DIPPR)

METHANE (DIPPR) METHANE (DIPPR) METHANE (DIPPR) METHANE (DIPPR)

Type of release

Evaporating pool release Evaporating pool release Evaporating pool release Evaporating pool release

Total mass released (kg)

3,0818E07 3,0818E07 3,0818E07 3,0818E07

Mass flow rate of the source (kg/s)

88,095 103,06 81,915 94,007

Duration of the release (s)

977,36 1674,9 1424,1 761,46

Initial liquid mass fraction (%)

Fixed pool surface (m2)

743,84 894,91 656,72 827,07

Diameter of expanded jet (m)

Temperature after release (°C)

-161,49 -161,49 -161,49 -161,49

X-coordinate of release (m)

0 0 0 0

Y-coordinate of release (m)

0 0 0 0

Z-coordinate (height) of

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release (m) Ambient temperature (°C)

19 19 19 19

Meteorological data

Pasquill Pasquill Pasquill Pasquill

Pasquill stability class

D (Neutral) D (Neutral) E (Stable) F (Very Stable)

Wind speed at 10 m height (m/s)

3 9 5 2

Inverse Monin-Obukhov length (1/L) (1/m)

Predefined wind direction

N N N N

Wind comes from (North = 0 degrees) (deg)

0 0 0 0

Ambient relative humidity (%)

75 75 75 75

Roughness length description

High crops; scattered large objects, 15 < x/h < 20.

High crops; scattered large objects, 15 < x/h < 20.

High crops; scattered large objects, 15 < x/h < 20.

High crops; scattered large objects, 15 < x/h < 20.

Time t after start release (s)

1800 1800 1800 1800

Concentration averaging time (s)

20 20 20 20

Resolution of the time consuming graphs

Low Low Low Low

Results

B01b_TANK_G2_DISPERSION D3 (linked to Pool evaporation -B01b_TANK_G2_EVAP_D3 (linked to Liquefied Gas Bottom Discharge (TPDIS model) -B01_b_TANK_G2_RELEASE))

B01b_TANK_G2_DISPERSION D9 (linked to Pool evaporation -B01b_TANK_G2_EVAP_D9 (linked to Liquefied Gas Bottom Discharge (TPDIS model) -B01_b_TANK_G2_RELEASE))

B01b_TANK_G2_DISPERSION E5 (linked to Pool evaporation -B01b_TANK_G2_EVAP_E5 (linked to Liquefied Gas Bottom Discharge (TPDIS model) -B01_b_TANK_G2_RELEASE))

B01b_TANK_G2_DISPERSION F2 (linked to Pool evaporation -B01b_TANK_G2_EVAP_F2 (linked to Liquefied Gas Bottom Discharge (TPDIS model) -B01_b_TANK_G2_RELEASE))

Explosive mass at time t (kg)

0 72,098 0 0

Height to LEL at time t (m)

0 4 0 0

Length of 0 18,719 0 0

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cloud (between LEL) at time t (m) Width of cloud (between LEL) at time t (m)

0 40,156 0 0

Offset between release location and LEL at time t (m)

0 -18,587 0 0

Maximum explosive mass (kg)

5250,3 698,1 2295,8 8,3549E05

...at time tmem (s)

800 500 1400 800

Start time where 95% of maximum of explosive mass is reached (s)

97,97 95 95 794,96

Time where explosive mass starts decreasing below 95% of max (s)

977,36 1674,9 1424,1 805

Length of cloud (between LEL) at time tmem (m)

322,09 122,76 113,38 2306,5

Width of cloud (between LEL) at time tmem (m)

49,314 42,957 46,598 1582,6

Offset between release location and LEL at time tmem (m)

-18,379 -18,587 -17,229 -23,107

Maximum area of explosive cloud (m2)

11264 3958,2 4759,4 1,3723E06

...at time tmac (s)

977,36 1674,9 1424,1 800

Explosive mass at time tmac

5250,3 698,1 2295,8 8,3549E05

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(kg) Length of cloud (between LEL) at time tmac (m)

322,09 18,719 113,38 2306,5

Width of cloud (between LEL) at time tmac (m)

49,314 40,156 46,598 1582,6

Offset between release location and LEL at time tmac (m)

-18,379 -18,587 -17,229 -23,107

Offset between release centre and cloud centre at time tmac (m)

142,67 -9,2275 39,459 1130,1

Inverse Monin-Obukhov length (1/L) used (1/m)

0 0 0,012352 0,048833

Other information Main program Effects 8.1.8.6673 Chemical database DIPPR database Chemical source DIPPR Jan2010 Chemical source date 14/09/2010 Effects report created by ESLR2RH1F\andrea_silvasantos at 21/11/2013 10:14:37 UVCE Case description: B01b_TANK_G2_D3_UVCE Z1 (linked to Dense Gas Dispersion: Explosive mass - B01b_TANK_G2_DISPERSION D3 (linked to Pool evaporation - B01b_TANK_G2_EVAP_D3 (linked to Liquefied Gas Bottom Discharge (TPDIS model) - B01_b_TANK_G2_RELEASE))) Model: Explosion (Multi Energy model) version: 5.03 (22/11/2013) Reference: Yellow Book CPR14E 3rd Edition - Chapter 5: Vapour cloud explosions compared to: B01b_TANK_G2_D3_UVCE Z2 (linked to Dense Gas Dispersion: Explosive mass - B01b_TANK_G2_DISPERSION D3 (linked to Pool evaporation - B01b_TANK_G2_EVAP_D3 (linked to Liquefied Gas Bottom Discharge (TPDIS model) - B01_b_TANK_G2_RELEASE))) compared to: B01b_TANK_G2_D3_UVCE Z3 (linked to Dense Gas Dispersion: Explosive mass - B01b_TANK_G2_DISPERSION D3 (linked to Pool evaporation - B01b_TANK_G2_EVAP_D3 (linked to Liquefied Gas Bottom Discharge (TPDIS model) - B01_b_TANK_G2_RELEASE))) compared to: B01b_TANK_G2_D9_UVCE Z1 (linked to Dense Gas Dispersion: Explosive mass - B01b_TANK_G2_DISPERSION D9 (linked to Pool evaporation - B01b_TANK_G2_EVAP_D9 (linked to Liquefied Gas Bottom Discharge (TPDIS model) - B01_b_TANK_G2_RELEASE))) compared to: B01b_TANK_G2_D9_UVCE Z2 (linked to Dense Gas Dispersion: Explosive mass - B01b_TANK_G2_DISPERSION D9 (linked to Pool evaporation - B01b_TANK_G2_EVAP_D9 (linked to Liquefied Gas Bottom Discharge (TPDIS model) - B01_b_TANK_G2_RELEASE))) compared to: B01b_TANK_G2_D9_UVCE Z3 (linked to Dense Gas Dispersion: Explosive mass - B01b_TANK_G2_DISPERSION D9 (linked to Pool evaporation - B01b_TANK_G2_EVAP_D9 (linked to Liquefied Gas Bottom Discharge (TPDIS model) - B01_b_TANK_G2_RELEASE)))

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compared to: B01b_TANK_G2_E5_UVCE Z1 (linked to Dense Gas Dispersion: Explosive mass - B01b_TANK_G2_DISPERSION E5 (linked to Pool evaporation - B01b_TANK_G2_EVAP_E5 (linked to Liquefied Gas Bottom Discharge (TPDIS model) - B01_b_TANK_G2_RELEASE))) compared to: B01b_TANK_G2_E5_UVCE Z2 (linked to Dense Gas Dispersion: Explosive mass - B01b_TANK_G2_DISPERSION E5 (linked to Pool evaporation - B01b_TANK_G2_EVAP_E5 (linked to Liquefied Gas Bottom Discharge (TPDIS model) - B01_b_TANK_G2_RELEASE))) compared to: B01b_TANK_G2_E5_UVCE Z3 (linked to Dense Gas Dispersion: Explosive mass - B01b_TANK_G2_DISPERSION E5 (linked to Pool evaporation - B01b_TANK_G2_EVAP_E5 (linked to Liquefied Gas Bottom Discharge (TPDIS model) - B01_b_TANK_G2_RELEASE))) compared to: B01b_TANK_G2_F2_UVCE Z1 (linked to Dense Gas Dispersion: Explosive mass - B01b_TANK_G2_DISPERSION F2 (linked to Pool evaporation - B01b_TANK_G2_EVAP_F2 (linked to Liquefied Gas Bottom Discharge (TPDIS model) - B01_b_TANK_G2_RELEASE))) compared to: B01b_TANK_G2_F2_UVCE Z2 (linked to Dense Gas Dispersion: Explosive mass - B01b_TANK_G2_DISPERSION F2 (linked to Pool evaporation - B01b_TANK_G2_EVAP_F2 (linked to Liquefied Gas Bottom Discharge (TPDIS model) - B01_b_TANK_G2_RELEASE))) compared to: B01b_TANK_G2_F2_UVCE Z3 (linked to Dense Gas Dispersion: Explosive mass - B01b_TANK_G2_DISPERSION F2 (linked to Pool evaporation - B01b_TANK_G2_EVAP_F2 (linked to Liquefied Gas Bottom Discharge (TPDIS model) - B01_b_TANK_G2_RELEASE))) Parameters

Inputs

B01b_TANK_G2_D3_UVCE Z1 (linked to Dense Gas Dispersion: Explosive mass -B01b_TANK_G2_DISPERSION D3 (linked to Pool evaporation -B01b_TANK_G2_EVAP_D3 (linked to Liquefied Gas Bottom Discharge (TPDIS model) -B01_b_TANK_G2_RELEASE)))

B01b_TANK_G2_D3_UVCE Z2 (linked to Dense Gas Dispersion: Explosive mass -B01b_TANK_G2_DISPERSION D3 (linked to Pool evaporation -B01b_TANK_G2_EVAP_D3 (linked to Liquefied Gas Bottom Discharge (TPDIS model) -B01_b_TANK_G2_RELEASE)))

B01b_TANK_G2_D3_UVCE Z3 (linked to Dense Gas Dispersion: Explosive mass - B01b_TANK_G2_DISPERSION D3 (linked to Pool evaporation - B01b_TANK_G2_EVAP_D3 (linked to Liquefied Gas Bottom Discharge (TPDIS model) - B01_b_TANK_G2_RELEASE)))

B01b_TANK_G2_D9_UVCE Z1 (linked to Dense Gas Dispersion: Explosive mass -B01b_TANK_G2_DISPERSION D9 (linked to Pool evaporation -B01b_TANK_G2_EVAP_D9 (linked to Liquefied Gas Bottom Discharge (TPDIS model) -B01_b_TANK_G2_RELEASE)))

B01b_TANK_G2_D9_UVCE Z2 (linked to Dense Gas Dispersion: Explosive mass -B01b_TANK_G2_DISPERSION D9 (linked to Pool evaporation -B01b_TANK_G2_EVAP_D9 (linked to Liquefied Gas Bottom Discharge (TPDIS model) -B01_b_TANK_G2_RELEASE)))

B01b_TANK_G2_D9_UVCE Z3 (linked to Dense Gas Dispersion: Explosive mass -B01b_TANK_G2_DISPERSION D9 (linked to Pool evaporation -B01b_TANK_G2_EVAP_D9 (linked to Liquefied Gas Bottom Discharge (TPDIS model) -B01_b_TANK_G2_RELEASE)))

B01b_TANK_G2_E5_UVCE Z1 (linked to Dense Gas Dispersion: Explosive mass - B01b_TANK_G2_DISPERSION E5 (linked to Pool evaporation - B01b_TANK_G2_EVAP_E5 (linked to Liquefied Gas Bottom Discharge (TPDIS model) - B01_b_TANK_G2_RELEASE)))

B01b_TANK_G2_E5_UVCE Z2 (linked to Dense Gas Dispersion: Explosive mass -B01b_TANK_G2_DISPERSION E5 (linked to Pool evaporation -B01b_TANK_G2_EVAP_E5 (linked to Liquefied Gas Bottom Discharge (TPDIS model) -B01_b_TANK_G2_RELEASE)))

B01b_TANK_G2_E5_UVCE Z3 (linked to Dense Gas Dispersion: Explosive mass -B01b_TANK_G2_DISPERSION E5 (linked to Pool evaporation -B01b_TANK_G2_EVAP_E5 (linked to Liquefied Gas Bottom Discharge (TPDIS model) -B01_b_TANK_G2_RELEASE)))

B01b_TANK_G2_F2_UVCE Z1 (linked to Dense Gas Dispersion: Explosive mass - B01b_TANK_G2_DISPERSION F2 (linked to Pool evaporation - B01b_TANK_G2_EVAP_F2 (linked to Liquefied Gas Bottom Discharge (TPDIS model) - B01_b_TANK_G2_RELEASE)))

B01b_TANK_G2_F2_UVCE Z2 (linked to Dense Gas Dispersion: Explosive mass -B01b_TANK_G2_DISPERSION F2 (linked to Pool evaporation -B01b_TANK_G2_EVAP_F2 (linked to Liquefied Gas Bottom Discharge (TPDIS model) -B01_b_TANK_G2_RELEASE)))

B01b_TANK_G2_F2_UVCE Z3 (linked to Dense Gas Dispersion: Explosive mass -B01b_TANK_G2_DISPERSION F2 (linked to Pool evaporation -B01b_TANK_G2_EVAP_F2 (linked to Liquefied Gas Bottom Discharge (TPDIS model) -B01_b_TANK_G2_RELEASE)))

Chemical name (DIPPR)

METHANE (DIPPR)

METHANE (DIPPR)

METHANE (DIPPR)

METHANE (DIPPR)

METHANE (DIPPR)

METHANE (DIPPR)

METHANE (DIPPR)

METHANE (DIPPR)

METHANE (DIPPR)

METHANE (DIPPR)

METHANE (DIPPR)

METHANE (DIPPR)

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Ref: 02-901-188098-12141-Revision 2 Page E.175 of E.425

Ambient pressure (bar)

1,0151 1,0151 1,0151 1,0151 1,0151 1,0151 1,0151 1,0151 1,0151 1,0151 1,0151 1,0151

Total mass in explosive range (kg)

5250,3 5250,3 5250,3 698,1 698,1 698,1 2295,8 2295,8 2295,8 8,3549E05

8,3549E05

8,3549E05

Fraction of flammable cloud confined (%)

8 8 8 8 8 8 8 8 8 8 8 8

Curve number

5 (Medium deflagration)

5 (Medium deflagration)

5 (Medium deflagration)

5 (Medium deflagration)

5 (Medium deflagration)

5 (Medium deflagration)

5 (Medium deflagration)

5 (Medium deflagration)

5 (Medium deflagration)

5 (Medium deflagration)

5 (Medium deflagration)

5 (Medium deflagration)

Distance from release (Xd) (m)

50 50 50 50 50 50 50 50 50 50 50 50

Offset between release point and clo

142,67 142,67 142,67 -9,2275 -9,2275 -9,2275 39,459 39,459 39,459 1130,1 1130,1 1130,1

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ud centre (m) Threshold overpressure (mbar)

170 360 900 170 360 900 170 360 900 170 360 900

X-coordinate of release (m)

0 0 0 0 0 0 0 0 0 0 0 0

Y-coordinate of release (m)

0 0 0 0 0 0 0 0 0 0 0 0

Predefined wind direction

N N N N N N N N N N N N

Wind comes from (North = 0 degrees) (deg)

0 0 0 0 0 0 0 0 0 0 0 0

Results

B01b_TANK_G2_D3_UVCE Z1

B01b_TANK_G2_D3_UVCE Z2

B01b_TANK_G2_D3_UVCE Z3

B01b_TANK_G2_D9_UVCE Z1

B01b_TANK_G2_D9_UVCE Z2

B01b_TANK_G2_D9_UVCE Z3

B01b_TANK_G2_E5_UVCE Z1

B01b_TANK_G2_E5_UVCE Z2

B01b_TANK_G2_E5_UVCE Z3

B01b_TANK_G2_F2_UVCE Z1

B01b_TANK_G2_F2_UVCE Z2

B01b_TANK_G2_F2_UVCE Z3

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Ref: 02-901-188098-12141-Revision 2 Page E.177 of E.425

(linked to Dense Gas Dispersion: Explosive mass -B01b_TANK_G2_DISPERSION D3 (linked to Pool evaporation -B01b_TANK_G2_EVAP_D3 (linked to Liquefied Gas Bottom Discharge (TPDIS model) -B01_b_TANK_G2_RELEASE)))

(linked to Dense Gas Dispersion: Explosive mass -B01b_TANK_G2_DISPERSION D3 (linked to Pool evaporation -B01b_TANK_G2_EVAP_D3 (linked to Liquefied Gas Bottom Discharge (TPDIS model) -B01_b_TANK_G2_RELEASE)))

(linked to Dense Gas Dispersion: Explosive mass - B01b_TANK_G2_DISPERSION D3 (linked to Pool evaporation - B01b_TANK_G2_EVAP_D3 (linked to Liquefied Gas Bottom Discharge (TPDIS model) - B01_b_TANK_G2_RELEASE)))

(linked to Dense Gas Dispersion: Explosive mass -B01b_TANK_G2_DISPERSION D9 (linked to Pool evaporation -B01b_TANK_G2_EVAP_D9 (linked to Liquefied Gas Bottom Discharge (TPDIS model) -B01_b_TANK_G2_RELEASE)))

(linked to Dense Gas Dispersion: Explosive mass -B01b_TANK_G2_DISPERSION D9 (linked to Pool evaporation -B01b_TANK_G2_EVAP_D9 (linked to Liquefied Gas Bottom Discharge (TPDIS model) -B01_b_TANK_G2_RELEASE)))

(linked to Dense Gas Dispersion: Explosive mass -B01b_TANK_G2_DISPERSION D9 (linked to Pool evaporation -B01b_TANK_G2_EVAP_D9 (linked to Liquefied Gas Bottom Discharge (TPDIS model) -B01_b_TANK_G2_RELEASE)))

(linked to Dense Gas Dispersion: Explosive mass - B01b_TANK_G2_DISPERSION E5 (linked to Pool evaporation - B01b_TANK_G2_EVAP_E5 (linked to Liquefied Gas Bottom Discharge (TPDIS model) - B01_b_TANK_G2_RELEASE)))

(linked to Dense Gas Dispersion: Explosive mass -B01b_TANK_G2_DISPERSION E5 (linked to Pool evaporation -B01b_TANK_G2_EVAP_E5 (linked to Liquefied Gas Bottom Discharge (TPDIS model) -B01_b_TANK_G2_RELEASE)))

(linked to Dense Gas Dispersion: Explosive mass -B01b_TANK_G2_DISPERSION E5 (linked to Pool evaporation -B01b_TANK_G2_EVAP_E5 (linked to Liquefied Gas Bottom Discharge (TPDIS model) -B01_b_TANK_G2_RELEASE)))

(linked to Dense Gas Dispersion: Explosive mass - B01b_TANK_G2_DISPERSION F2 (linked to Pool evaporation - B01b_TANK_G2_EVAP_F2 (linked to Liquefied Gas Bottom Discharge (TPDIS model) - B01_b_TANK_G2_RELEASE)))

(linked to Dense Gas Dispersion: Explosive mass -B01b_TANK_G2_DISPERSION F2 (linked to Pool evaporation -B01b_TANK_G2_EVAP_F2 (linked to Liquefied Gas Bottom Discharge (TPDIS model) -B01_b_TANK_G2_RELEASE)))

(linked to Dense Gas Dispersion: Explosive mass -B01b_TANK_G2_DISPERSION F2 (linked to Pool evaporation -B01b_TANK_G2_EVAP_F2 (linked to Liquefied Gas Bottom Discharge (TPDIS model) -B01_b_TANK_G2_RELEASE)))

Confined mass in explosive range (kg)

420,02 420,02 420,02 55,848 55,848 55,848 183,66 183,66 183,66 66839 66839 66839

Total combustion energy (MJ)

21014 21014 21014 2794,1 2794,1 2794,1 9188,8 9188,8 9188,8 3,344E06

3,344E06

3,344E06

Peak overpressure at

144,77 144,77 144,77 74,014 74,014 74,014 109,28 109,28 109,28 206,07 206,07 206,07

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Xd (mbar) Peak dynamic pressure at Xd (mbar)

21,174 21,174 21,174 4,3341 4,3341 4,3341 11,055 11,055 11,055 68,044 68,044 68,044

Pressure impulse at Xd (Pa*s)

853,35 853,35 853,35 229,21 229,21 229,21 495,99 495,99 495,99 6977,8 6977,8 6977,8

Positive phase duration at Xd (ms)

117,89 117,89 117,89 61,936 61,936 61,936 90,777 90,777 90,777 677,24 677,24 677,24

Dist. from center mass of cloud at threshold overpressure (m)

42,388 -1E100 -1E100 21,635 -1E100 -1E100 32,173 -1E100 -1E100 229,7 -1E100 -1E100

Blast-wave

Pressure wave

Pressure wave

Pressure wave

Pressure wave

Pressure wave

Pressure wave

Pressure wave

Pressure wave

Pressure wave

Pressure wave

Pressure wave

Pressure wave

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shape at Xd Damage (general description) at Xd

Minor damage (Zone D: 3.5 - 17 kPa).

Minor damage (Zone D: 3.5 - 17 kPa).

Minor damage (Zone D: 3.5 - 17 kPa).

Minor damage (Zone D: 3.5 - 17 kPa).

Minor damage (Zone D: 3.5 - 17 kPa).

Minor damage (Zone D: 3.5 - 17 kPa).

Minor damage (Zone D: 3.5 - 17 kPa).

Minor damage (Zone D: 3.5 - 17 kPa).

Minor damage (Zone D: 3.5 - 17 kPa).

Moderate damage (Zone C: 17 - 35 kPa).

Moderate damage (Zone C: 17 - 35 kPa).

Moderate damage (Zone C: 17 - 35 kPa).

Damage to brick houses at Xd

Not habitable without major repair works. Partial roof failures, 25% of all brick walls have failed, serious damage to the remaining carrying elements. Damage to windowframes and doors (7-15 kPa).

Not habitable without major repair works. Partial roof failures, 25% of all brick walls have failed, serious damage to the remaining carrying elements. Damage to windowframes and doors (7-15 kPa).

Not habitable without major repair works. Partial roof failures, 25% of all brick walls have failed, serious damage to the remaining carrying elements. Damage to windowframes and doors (7-15 kPa).

Habitable after relatively easy repairs. Minor structural damage (3 kPa).

Habitable after relatively easy repairs. Minor structural damage (3 kPa).

Habitable after relatively easy repairs. Minor structural damage (3 kPa).

Habitable after relatively easy repairs. Minor structural damage (3 kPa).

Habitable after relatively easy repairs. Minor structural damage (3 kPa).

Habitable after relatively easy repairs. Minor structural damage (3 kPa).

Not habitable without major repair works. Partial roof failures, 25% of all brick walls have failed, serious damage to the remaining carrying elements. Damage to windowframes and doors (7-15 kPa).

Not habitable without major repair works. Partial roof failures, 25% of all brick walls have failed, serious damage to the remaining carrying elements. Damage to windowframes and doors (7-15 kPa).

Not habitable without major repair works. Partial roof failures, 25% of all brick walls have failed, serious damage to the remaining carrying elements. Damage to windowframes and doors (7-15 kPa).

Damage to typical American-style houses at Xd

Minor damage. Comparable to a damage due to a storm; wooden walls fail, breakage of windows (7-10 kPa).

Minor damage. Comparable to a damage due to a storm; wooden walls fail, breakage of windows (7-10 kPa).

Minor damage. Comparable to a damage due to a storm; wooden walls fail, breakage of windows (7-10 kPa).

Minor damage. Comparable to a damage due to a storm; wooden walls fail, breakage of windows (7-10 kPa).

Minor damage. Comparable to a damage due to a storm; wooden walls fail, breakage of windows (7-10 kPa).

Minor damage. Comparable to a damage due to a storm; wooden walls fail, breakage of windows (7-10 kPa).

Minor damage. Comparable to a damage due to a storm; wooden walls fail, breakage of windows (7-10 kPa).

Minor damage. Comparable to a damage due to a storm; wooden walls fail, breakage of windows (7-10 kPa).

Minor damage. Comparable to a damage due to a storm; wooden walls fail, breakage of windows (7-10 kPa).

Moderate to minor damage. Deformed walls and doors; failure of joints. Doors and window frames have failed. Wall coverin

Moderate to minor damage. Deformed walls and doors; failure of joints. Doors and window frames have failed. Wall coverin

Moderate to minor damage. Deformed walls and doors; failure of joints. Doors and window frames have failed. Wall coverin

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g has fallen down (15 kPa).

g has fallen down (15 kPa).

g has fallen down (15 kPa).

Damage to structures (empirical) at Xd

Minor damage to steel frames (8-10 kPa). Connections between steel or aluminium ondulated plates have failed 7-14 kPa). The roof of a storage tank has collapsed (7 kPa).

Minor damage to steel frames (8-10 kPa). Connections between steel or aluminium ondulated plates have failed 7-14 kPa). The roof of a storage tank has collapsed (7 kPa).

Minor damage to steel frames (8-10 kPa). Connections between steel or aluminium ondulated plates have failed 7-14 kPa). The roof of a storage tank has collapsed (7 kPa).

Connections between steel or aluminium ondulated plates have failed 7-14 kPa). The roof of a storage tank has collapsed (7 kPa).

Connections between steel or aluminium ondulated plates have failed 7-14 kPa). The roof of a storage tank has collapsed (7 kPa).

Connections between steel or aluminium ondulated plates have failed 7-14 kPa). The roof of a storage tank has collapsed (7 kPa).

Minor damage to steel frames (8-10 kPa). Connections between steel or aluminium ondulated plates have failed 7-14 kPa). The roof of a storage tank has collapsed (7 kPa).

Minor damage to steel frames (8-10 kPa). Connections between steel or aluminium ondulated plates have failed 7-14 kPa). The roof of a storage tank has collapsed (7 kPa).

Minor damage to steel frames (8-10 kPa). Connections between steel or aluminium ondulated plates have failed 7-14 kPa). The roof of a storage tank has collapsed (7 kPa).

Collapse of steel frames and displacement of foundation (20 kPa). Industrial steel self-framing structure collapsed (20-30 kPa). Cracking in empty oil-storage tanks (20-30 kPa). Slight deformation of a pipe-bridge (20-30 kPa). Large trees have fallen down (20-40 kPa). Walls made of concrete blocks have collapsed (15-20). Minor damage to steel frames (8-10 kPa). Connections between

Collapse of steel frames and displacement of foundation (20 kPa). Industrial steel self-framing structure collapsed (20-30 kPa). Cracking in empty oil-storage tanks (20-30 kPa). Slight deformation of a pipe-bridge (20-30 kPa). Large trees have fallen down (20-40 kPa). Walls made of concrete blocks have collapsed (15-20). Minor damage to steel frames (8-10 kPa). Connections between

Collapse of steel frames and displacement of foundation (20 kPa). Industrial steel self-framing structure collapsed (20-30 kPa). Cracking in empty oil-storage tanks (20-30 kPa). Slight deformation of a pipe-bridge (20-30 kPa). Large trees have fallen down (20-40 kPa). Walls made of concrete blocks have collapsed (15-20). Minor damage to steel frames (8-10 kPa). Connections between

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steel or aluminium ondulated plates have failed 7-14 kPa). The roof of a storage tank has collapsed (7 kPa).

steel or aluminium ondulated plates have failed 7-14 kPa). The roof of a storage tank has collapsed (7 kPa).

steel or aluminium ondulated plates have failed 7-14 kPa). The roof of a storage tank has collapsed (7 kPa).

Other information Main program Effects 8.1.8.6673 Chemical database DIPPR database Chemical source DIPPR Jan2010 Chemical source date 14/09/2010 Effects report created by ESLR2RH1F\andrea_silvasantos at 22/11/2013 9:54:44 UVCE ED Case description: B01b_TANK_G1_F2_UVCE ED (linked to Dense Gas Dispersion: Explosive mass - B01a_TANK_G1_DISPERSION F2 (linked to Pool evaporation - B01a_TANK_G1_EVAP_F2 (linked to Liquefied Gas Bottom Discharge (TPDIS model) - B01a_TANK_G1_RELEASE))) Model: Explosion (Multi Energy model) version: 5.03 (15/11/2013) Reference: Yellow Book CPR14E 3rd Edition - Chapter 5: Vapour cloud explosions compared to: B01b_TANK_G2_D3_UVCE ED (linked to Dense Gas Dispersion: Explosive mass - B01b_TANK_G2_DISPERSION D3 (linked to Pool evaporation - B01b_TANK_G2_EVAP_D3 (linked to Liquefied Gas Bottom Discharge (TPDIS model) - B01_b_TANK_G2_RELEASE))) compared to: B01b_TANK_G2_D9_UVCE ED (linked to Dense Gas Dispersion: Explosive mass - B01b_TANK_G2_DISPERSION D9 (linked to Pool evaporation - B01b_TANK_G2_EVAP_D9 (linked to Liquefied Gas Bottom Discharge (TPDIS model) - B01_b_TANK_G2_RELEASE))) compared to: B01b_TANK_G2_E5_UVCE ED (linked to Dense Gas Dispersion: Explosive mass - B01b_TANK_G2_DISPERSION E5 (linked to Pool evaporation - B01b_TANK_G2_EVAP_E5 (linked to Liquefied Gas Bottom Discharge (TPDIS model) - B01_b_TANK_G2_RELEASE))) compared to: B01b_TANK_G2_F2_UVCE ED (linked to Dense Gas Dispersion: Explosive mass - B01b_TANK_G2_DISPERSION F2 (linked to Pool evaporation - B01b_TANK_G2_EVAP_F2 (linked to Liquefied Gas Bottom Discharge (TPDIS model) - B01_b_TANK_G2_RELEASE))) Parameters

Inputs

B01b_TANK_G1_F2_UVCE ED (linked to Dense Gas Dispersion: Explosive mass - B01a_TANK_G1_DISPERSION F2 (linked to Pool evaporation - B01a_TANK_G1_EVAP_F2 (linked to Liquefied Gas Bottom Discharge (TPDIS model) - B01a_TANK_G1_RELEASE)))

B01b_TANK_G2_D3_UVCE ED (linked to Dense Gas Dispersion: Explosive mass -B01b_TANK_G2_DISPERSION D3 (linked to Pool evaporation -B01b_TANK_G2_EVAP_D3 (linked to Liquefied Gas Bottom Discharge (TPDIS model) -B01_b_TANK_G2_RELEASE)))

B01b_TANK_G2_D9_UVCE ED (linked to Dense Gas Dispersion: Explosive mass -B01b_TANK_G2_DISPERSION D9 (linked to Pool evaporation -B01b_TANK_G2_EVAP_D9 (linked to Liquefied Gas Bottom Discharge (TPDIS model) -B01_b_TANK_G2_RELEASE)))

B01b_TANK_G2_E5_UVCE ED (linked to Dense Gas Dispersion: Explosive mass -B01b_TANK_G2_DISPERSION E5 (linked to Pool evaporation -B01b_TANK_G2_EVAP_E5 (linked to Liquefied Gas Bottom Discharge (TPDIS model) -B01_b_TANK_G2_RELEASE)))

B01b_TANK_G2_F2_UVCE ED (linked to Dense Gas Dispersion: Explosive mass -B01b_TANK_G2_DISPERSION F2 (linked to Pool evaporation -B01b_TANK_G2_EVAP_F2 (linked to Liquefied Gas Bottom Discharge (TPDIS model) -B01_b_TANK_G2_RELEASE)))

Chemical name (DIPPR)

METHANE (DIPPR) METHANE (DIPPR) METHANE (DIPPR) METHANE (DIPPR) METHANE (DIPPR)

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Ambient pressure (bar)

1,0151 1,0151 1,0151 1,0151 1,0151

Total mass in explosive range (kg)

3,2752E05 5250,3 698,1 2295,8 8,3549E05

Fraction of flammable cloud confined (%)

8 8 8 8 8

Curve number

5 (Medium deflagration)

5 (Medium deflagration)

5 (Medium deflagration)

5 (Medium deflagration)

5 (Medium deflagration)

Distance from release (Xd) (m)

50 50 50 50 50

Offset between release point and cloud centre (m)

992,22 142,67 -9,2275 39,459 1130,1

Threshold overpressure (mbar)

160 160 160 160 160

X-coordinate of release (m)

0 0 0 0 0

Y-coordinate of release (m)

0 0 0 0 0

Predefined wind direction

N N N N N

Wind comes from (North = 0 degrees) (deg)

0 0 0 0 0

Results

B01b_TANK_G1_F2_UVCE ED (linked to Dense Gas Dispersion: Explosive mass - B01a_TANK_G1_DISPERSION F2 (linked to Pool evaporation -

B01b_TANK_G2_D3_UVCE ED (linked to Dense Gas Dispersion: Explosive mass -B01b_TANK_G2_DISPERSION D3 (linked to Pool evaporation -

B01b_TANK_G2_D9_UVCE ED (linked to Dense Gas Dispersion: Explosive mass -B01b_TANK_G2_DISPERSION D9 (linked to Pool evaporation -

B01b_TANK_G2_E5_UVCE ED (linked to Dense Gas Dispersion: Explosive mass -B01b_TANK_G2_DISPERSION E5 (linked to Pool evaporation -

B01b_TANK_G2_F2_UVCE ED (linked to Dense Gas Dispersion: Explosive mass -B01b_TANK_G2_DISPERSION F2 (linked to Pool evaporation -

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B01a_TANK_G1_EVAP_F2 (linked to Liquefied Gas Bottom Discharge (TPDIS model) - B01a_TANK_G1_RELEASE)))

B01b_TANK_G2_EVAP_D3 (linked to Liquefied Gas Bottom Discharge (TPDIS model) -B01_b_TANK_G2_RELEASE)))

B01b_TANK_G2_EVAP_D9 (linked to Liquefied Gas Bottom Discharge (TPDIS model) -B01_b_TANK_G2_RELEASE)))

B01b_TANK_G2_EVAP_E5 (linked to Liquefied Gas Bottom Discharge (TPDIS model) -B01_b_TANK_G2_RELEASE)))

B01b_TANK_G2_EVAP_F2 (linked to Liquefied Gas Bottom Discharge (TPDIS model) -B01_b_TANK_G2_RELEASE)))

Confined mass in explosive range (kg)

26201 420,02 55,848 183,66 66839

Total combustion energy (MJ)

1,3109E06 21014 2794,1 9188,8 3,344E06

Peak overpressure at Xd (mbar)

206,07 144,77 74,014 109,28 206,07

Peak dynamic pressure at Xd (mbar)

68,044 21,174 4,3341 11,055 68,044

Pressure impulse at Xd (Pa*s)

5106,8 853,35 229,21 495,99 6977,8

Positive phase duration at Xd (ms)

495,65 117,89 61,936 90,777 677,24

Dist. from center mass of cloud at threshold overpressure (m)

178,78 45,079 23,008 34,216 244,28

Blast-wave shape at Xd

Pressure wave Pressure wave Pressure wave Pressure wave Pressure wave

Damage (general description) at Xd

Moderate damage (Zone C: 17 - 35 kPa).

Minor damage (Zone D: 3.5 - 17 kPa).

Minor damage (Zone D: 3.5 - 17 kPa).

Minor damage (Zone D: 3.5 - 17 kPa).

Moderate damage (Zone C: 17 - 35 kPa).

Damage to brick houses at Xd

Not habitable without major repair works. Partial roof failures, 25% of all brick walls have failed, serious

Not habitable without major repair works. Partial roof failures, 25% of all brick walls have failed, serious

Habitable after relatively easy repairs. Minor structural damage (3 kPa).

Habitable after relatively easy repairs. Minor structural damage (3 kPa).

Not habitable without major repair works. Partial roof failures, 25% of all brick walls have failed, serious

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damage to the remaining carrying elements. Damage to windowframes and doors (7-15 kPa).

damage to the remaining carrying elements. Damage to windowframes and doors (7-15 kPa).

damage to the remaining carrying elements. Damage to windowframes and doors (7-15 kPa).

Damage to typical American-style houses at Xd

Moderate to minor damage. Deformed walls and doors; failure of joints. Doors and window frames have failed. Wall covering has fallen down (15 kPa).

Minor damage. Comparable to a damage due to a storm; wooden walls fail, breakageof windows (7-10 kPa).

Minor damage. Comparable to a damage due to a storm; wooden walls fail, breakage of windows (7-10 kPa).

Minor damage. Comparable to a damage due to a storm; wooden walls fail, breakage of windows (7-10 kPa).

Moderate to minor damage. Deformed walls and doors; failure of joints. Doors and window frames have failed. Wall covering has fallen down (15 kPa).

Damage to structures (empirical) at Xd

Collapse of steel frames and displacement of foundation (20 kPa). Industrial steel self-framing structure collapsed (20-30 kPa). Cracking in empty oil-storage tanks (20-30 kPa). Slight deformation of a pipe-bridge (20-30 kPa). Large trees have fallen down (20-40 kPa). Walls made of concrete blocks have collapsed (15-20). Minor damage to steel frames (8-10 kPa). Connections between steel or aluminium ondulated plates have failed 7-14 kPa). The roof of a storage tank has collapsed (7 kPa).

Minor damage to steel frames (8-10 kPa). Connections between steel or aluminium ondulated plates have failed 7-14 kPa). The roof of a storage tank has collapsed (7 kPa).

Connections between steel or aluminium ondulated plates have failed 7-14 kPa). The roof of a storage tank has collapsed (7 kPa).

Minor damage to steel frames (8-10 kPa). Connections between steel or aluminium ondulated plates have failed 7-14 kPa). The roof of a storage tank has collapsed (7 kPa).

Collapse of steel frames and displacement of foundation (20 kPa). Industrial steel self-framing structure collapsed (20-30 kPa). Cracking in empty oil-storage tanks (20-30 kPa). Slight deformation of a pipe-bridge (20-30 kPa). Large trees have fallen down (20-40 kPa). Walls made of concrete blocks have collapsed (15-20). Minor damage to steel frames (8-10 kPa). Connections between steel or aluminium ondulated plates have failed 7-14 kPa). The roof of a storage tank has collapsed (7 kPa).

Other information Main program Effects 8.1.8.6673 Chemical database DIPPR database Chemical source DIPPR Jan2010 Chemical source date 14/09/2010 Effects report created by ESLR2RH1F\andrea_silvasantos at 15/11/2013 9:13:57 PFIRE Case description: B01b_TANK_G2_PFIRE D3 RZ (linked to Liquefied Gas Bottom Discharge (TPDIS model) - B01_b_TANK_G2_RELEASE) Model: Pool fire version: 5.11 (21/11/2013) Reference: Yellow Book (CPR-14E), 3rd edition 1997, Paragraph 6.5.4 compared to: B01b_TANK_G2_PFIRE D9 RZ (linked to Liquefied Gas Bottom Discharge (TPDIS model) - B01_b_TANK_G2_RELEASE) compared to: B01b_TANK_G2_PFIRE E5 RZ (linked to Liquefied Gas Bottom Discharge (TPDIS model) - B01_b_TANK_G2_RELEASE) compared to: B01b_TANK_G2_PFIRE F2 RZ (linked to Liquefied Gas Bottom Discharge (TPDIS model) - B01_b_TANK_G2_RELEASE) Parameters

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Inputs

B01b_TANK_G2_PFIRE D3 RZ (linked to Liquefied Gas Bottom Discharge (TPDIS model) -B01_b_TANK_G2_RELEASE)

B01b_TANK_G2_PFIRE D9 RZ (linked to Liquefied Gas Bottom Discharge (TPDIS model) - B01_b_TANK_G2_RELEASE)

B01b_TANK_G2_PFIRE E5 RZ (linked to Liquefied Gas Bottom Discharge (TPDIS model) -B01_b_TANK_G2_RELEASE)

B01b_TANK_G2_PFIRE F2 RZ (linked to Liquefied Gas Bottom Discharge (TPDIS model) -B01_b_TANK_G2_RELEASE)

Chemical name (DIPPR)

METHANE (DIPPR) METHANE (DIPPR) METHANE (DIPPR) METHANE (DIPPR)

Pool size determination

Confined Confined Confined Confined

Total mass released (kg)

3,0818E07 3,0818E07 3,0818E07 3,0818E07

Mass flow rate of the source (kg/s)

8363,6 8363,6 8363,6 8363,6

Duration of the release (s)

1800 1800 1800 1800

Pool surface poolfire (m2)

10000 10000 10000 10000

Height of the observer position above ground level (m)

0 0 0 0

Height of the confined pool above ground level (m)

0 0 0 0

Hole diameter (mm)

1000 1000 1000 1000

Discharge coefficient (-)

1 1 1 1

Initial height of the liquid above release point (m)

Cross-sectional area of the tank (m2)

Pool thickness (mm)

Temperature of the pool (°C)

19 19 19 19

Pool Calculate/Default Calculate/Default Calculate/Default Calculate/Default

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burning rate Value of pool burning rate (kg/m2*s)

Fraction combustion heat radiated (%)

35 35 35 35

Soot Fraction

Calculate/Default Calculate/Default Calculate/Default Calculate/Default

Value of soot fraction (-)

Wind speed at 10 m height (m/s)

3 9 5 2

Ambient temperature (°C)

19 19 19 19

Ambient relative humidity (%)

75 75 75 75

Amount of CO2 in atmosphere (%)

0,03 0,03 0,03 0,03

Distance from the centre of the pool (m)

1000 1000 1000 1000

Exposure duration to heat radiation (s)

20 20 20 20

Take protective effects of clothing into account

No No No No

X-coordinate of release (m)

0 0 0 0

Y-coordinate of release (m)

0 0 0 0

Predefined wind direction

N N N N

Wind comes from (North = 0 degrees)

0 0 0 0

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(deg) Calculate all contours for

Physical effects Physical effects Physical effects Physical effects

Heat radiation level (lowest) for first contour plot (kW/m2)

7,3 7,3 7,3 7,3

Heat radiation level for second contour plot (kW/m2)

9,3 9,3 9,3 9,3

Heat radiation level (highest) for third contour plot (kW/m2)

13,4 13,4 13,4 13,4

Percentage of mortality for contour calculations (%)

Results

B01b_TANK_G2_PFIRE D3 RZ (linked to Liquefied Gas Bottom Discharge (TPDIS model) -B01_b_TANK_G2_RELEASE)

B01b_TANK_G2_PFIRE D9 RZ (linked to Liquefied Gas Bottom Discharge (TPDIS model) - B01_b_TANK_G2_RELEASE)

B01b_TANK_G2_PFIRE E5 RZ (linked to Liquefied Gas Bottom Discharge (TPDIS model) -B01_b_TANK_G2_RELEASE)

B01b_TANK_G2_PFIRE F2 RZ (linked to Liquefied Gas Bottom Discharge (TPDIS model) -B01_b_TANK_G2_RELEASE)

Max Diameter of the Pool Fire (m)

112,84 112,84 112,84 112,84

Heat radiation at X (kW/m2)

0,11465 0,083056 0,10169 0,12194

Heat radiation first contour at (m)

193,84 189,89 195,74 189,66

Heat radiation second contour at (m)

177,13 176,96 180,56 172,11

Heat radiation third contour at (m)

153,44 159,19 159,19 147,33

Combustion rate (kg/s)

780 780 780 780

Duration of the pool fire

39511 39511 39511 39511

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(s) Heat emission from fire surface (kW/m2)

78,846 87,066 80,77 78,846

Flame tilt (deg)

37,614 53,697 45,489 31,201

View factor (%)

0,30773 0,19824 0,26527 0,32729

Atmospheric transmissivity (%)

47,253 48,121 47,462 47,253

Flame temperature (°C)

814,17 841,32 820,71 814,17

Height of the Flame (m)

94,407 80,225 90,764 94,407

Calculated pool surface area (m2)

10000 10000 10000 10000

Weight ratio of HCL/chemical (%)

0 0 0 0

Weight ratio of NO2/chemical (%)

0 0 0 0

Weight ratio of SO2/chemical (%)

0 0 0 0

Weight ratio of CO2/chemical (%)

274,4 274,4 274,4 274,4

Weight ratio of H2O/chemical (%)

224,69 224,69 224,69 224,69

Other information Main program Effects 8.1.8.6673 Chemical database DIPPR database Chemical source DIPPR Jan2010 Chemical source date 14/09/2010 Effects report created by ESLR2RH1F\andrea_silvasantos at 21/11/2013 8:33:54

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B.01c FLASHF Case description: B01c_TANK_G3_DISPERSION D3 (linked to Pool evaporation - B01c_TANK_G3_EVAP_D3 (linked to Liquefied Gas Bottom Discharge (TPDIS model) - B01c_TANK_G3_RELEASE)) Model: Dense Gas Dispersion: Explosive mass version: 5.13 (21/11/2013) Reference: Yellow Book 3rd edition 1997 chapter 4; Ermak, D.L. User manual for SLAB Lawrence Livermore National Laboratory, June 1990 compared to: B01c_TANK_G3_DISPERSION D9 (linked to Pool evaporation - B01c_TANK_G3_EVAP_D3 (linked to Liquefied Gas Bottom Discharge (TPDIS model) - B01c_TANK_G3_RELEASE)) compared to: B01c_TANK_G3_DISPERSION E5 (linked to Pool evaporation - B01c_TANK_G3_EVAP_D3 (linked to Liquefied Gas Bottom Discharge (TPDIS model) - B01c_TANK_G3_RELEASE)) compared to: B01c_TANK_G3_DISPERSION F2 (linked to Pool evaporation - B01c_TANK_G3_EVAP_D3 (linked to Liquefied Gas Bottom Discharge (TPDIS model) - B01c_TANK_G3_RELEASE)) Parameters

Inputs

B01c_TANK_G3_DISPERSION D3 (linked to Pool evaporation -B01c_TANK_G3_EVAP_D3 (linked to Liquefied Gas Bottom Discharge (TPDIS model) -B01c_TANK_G3_RELEASE))

B01c_TANK_G3_DISPERSION D9 (linked to Pool evaporation -B01c_TANK_G3_EVAP_D3 (linked to Liquefied Gas Bottom Discharge (TPDIS model) -B01c_TANK_G3_RELEASE))

B01c_TANK_G3_DISPERSION E5 (linked to Pool evaporation -B01c_TANK_G3_EVAP_D3 (linked to Liquefied Gas Bottom Discharge (TPDIS model) -B01c_TANK_G3_RELEASE))

B01c_TANK_G3_DISPERSION F2 (linked to Pool evaporation -B01c_TANK_G3_EVAP_D3 (linked to Liquefied Gas Bottom Discharge (TPDIS model) -B01c_TANK_G3_RELEASE))

Chemical name (DIPPR)

METHANE (DIPPR) METHANE (DIPPR) METHANE (DIPPR) METHANE (DIPPR)

Type of release

Evaporating pool release Evaporating pool release Evaporating pool release Evaporating pool release

Total mass released (kg)

3,078E07 3,078E07 3,078E07 3,078E07

Mass flow rate of the source (kg/s)

74,107 74,107 74,107 74,107

Duration of the release (s)

1086,9 1086,9 1086,9 1086,9

Initial liquid mass fraction (%)

Fixed pool surface (m2)

1020,4 1020,4 1020,4 1020,4

Diameter of expanded jet (m)

Temperature after release (°C)

-161,49 -161,49 -161,49 -161,49

X-coordinate of release (m)

0 0 0 0

Y-coordinate of release (m)

0 0 0 0

Z-coordinate (height) of

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release (m) Ambient temperature (°C)

19 19 19 19

Meteorological data

Pasquill Pasquill Pasquill Pasquill

Pasquill stability class

D (Neutral) D (Neutral) E (Stable) F (Very Stable)

Wind speed at 10 m height (m/s)

3 9 5 2

Inverse Monin-Obukhov length (1/L) (1/m)

Predefined wind direction

N N N N

Wind comes from (North = 0 degrees) (deg)

0 0 0 0

Ambient relative humidity (%)

75 75 75 75

Roughness length description

High crops; scattered large objects, 15 < x/h < 20.

High crops; scattered large objects, 15 < x/h < 20.

High crops; scattered large objects, 15 < x/h < 20.

High crops; scattered large objects, 15 < x/h < 20.

Time t after start release (s)

1800 1800 1800 1800

Concentration averaging time (s)

20 20 20 20

Resolution of the time consuming graphs

Low Low Low Low

Results

B01c_TANK_G3_DISPERSION D3 (linked to Pool evaporation -B01c_TANK_G3_EVAP_D3 (linked to Liquefied Gas Bottom Discharge (TPDIS model) -B01c_TANK_G3_RELEASE))

B01c_TANK_G3_DISPERSION D9 (linked to Pool evaporation -B01c_TANK_G3_EVAP_D3 (linked to Liquefied Gas Bottom Discharge (TPDIS model) -B01c_TANK_G3_RELEASE))

B01c_TANK_G3_DISPERSION E5 (linked to Pool evaporation -B01c_TANK_G3_EVAP_D3 (linked to Liquefied Gas Bottom Discharge (TPDIS model) -B01c_TANK_G3_RELEASE))

B01c_TANK_G3_DISPERSION F2 (linked to Pool evaporation -B01c_TANK_G3_EVAP_D3 (linked to Liquefied Gas Bottom Discharge (TPDIS model) -B01c_TANK_G3_RELEASE))

Explosive mass at time t (kg)

0 0 0 0

Height to LEL at time t (m)

0 0 0 0

Length of 0 0 0 0

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cloud (between LEL) at time t (m) Width of cloud (between LEL) at time t (m)

0 0 0 0

Offset between release location and LEL at time t (m)

0 0 0 0

Maximum explosive mass (kg)

3034,8 241,91 2737 9598,2

...at time tmem (s)

1000 500 800 900

Start timewhere 95% of maximum of explosive mass is reached (s)

95 95 95 497,41

Time where explosive mass starts decreasing below 95% of max (s)

1086,9 1086,9 1086,9 1086,9

Length of cloud (between LEL) at time tmem (m)

234,05 79,974 305,88 1089,3

Width of cloud (between LEL) at time tmem (m)

52,418 37,178 52,774 139,78

Offset between release location and LEL at time tmem (m)

-21,027 -18,377 -20,89 -21,886

Maximum area of explosive cloud (m2)

9142,9 2360,6 10202 18873

...at time tmac (s)

1086,9 1086,9 1086,9 1086,9

Explosive mass at time tmac

3034,8 241,91 2737 9598,2

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(kg) Length of cloud (between LEL) at time tmac (m)

234,05 18,372 305,88 1089,3

Width of cloud (between LEL) at time tmac (m)

52,418 34,313 52,774 139,78

Offset between release location and LEL at time tmac (m)

-21,027 -18,377 -20,89 -21,886

Offset between release centre and cloud centre at time tmac (m)

95,996 -9,1906 132,05 522,75

Inverse Monin-Obukhov length (1/L) used (1/m)

0 0 0,012352 0,048833

Other information Main program Effects 8.1.8.6673 Chemical database DIPPR database Chemical source DIPPR Jan2010 Chemical source date 14/09/2010 Effects report created by ESLR2RH1F\andrea_silvasantos at 21/11/2013 10:16:20 UVCE Case description: B01c_TANK_G3_D3_UVCE Z1 (linked to Dense Gas Dispersion: Explosive mass - B01c_TANK_G3_DISPERSION D3 (linked to Pool evaporation - B01c_TANK_G3_EVAP_D3 (linked to Liquefied Gas Bottom Discharge (TPDIS model) - B01c_TANK_G3_RELEASE))) Model: Explosion (Multi Energy model) version: 5.03 (22/11/2013) Reference: Yellow Book CPR14E 3rd Edition - Chapter 5: Vapour cloud explosions compared to: B01c_TANK_G3_D3_UVCE Z2 (linked to Dense Gas Dispersion: Explosive mass - B01c_TANK_G3_DISPERSION D3 (linked to Pool evaporation - B01c_TANK_G3_EVAP_D3 (linked to Liquefied Gas Bottom Discharge (TPDIS model) - B01c_TANK_G3_RELEASE))) compared to: B01c_TANK_G3_D3_UVCE Z3 (linked to Dense Gas Dispersion: Explosive mass - B01c_TANK_G3_DISPERSION D3 (linked to Pool evaporation - B01c_TANK_G3_EVAP_D3 (linked to Liquefied Gas Bottom Discharge (TPDIS model) - B01c_TANK_G3_RELEASE))) compared to: B01c_TANK_G3_D9_UVCE Z1 (linked to Dense Gas Dispersion: Explosive mass - B01c_TANK_G3_DISPERSION D9 (linked to Pool evaporation - B01c_TANK_G3_EVAP_D3 (linked to Liquefied Gas Bottom Discharge (TPDIS model) - B01c_TANK_G3_RELEASE))) compared to: B01c_TANK_G3_D9_UVCE Z2 (linked to Dense Gas Dispersion: Explosive mass - B01c_TANK_G3_DISPERSION D9 (linked to Pool evaporation - B01c_TANK_G3_EVAP_D3 (linked to Liquefied Gas Bottom Discharge (TPDIS model) - B01c_TANK_G3_RELEASE))) compared to: B01c_TANK_G3_D9_UVCE Z3 (linked to Dense Gas Dispersion: Explosive mass - B01c_TANK_G3_DISPERSION D9 (linked to Pool evaporation - B01c_TANK_G3_EVAP_D3 (linked to Liquefied Gas Bottom Discharge (TPDIS model) - B01c_TANK_G3_RELEASE))) compared to: B01c_TANK_G3_E5_UVCE Z1 (linked to Dense Gas Dispersion: Explosive mass -

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Ref: 02-901-188098-12141-Revision 2 Page E.193 of E.425

B01c_TANK_G3_DISPERSION E5 (linked to Pool evaporation - B01c_TANK_G3_EVAP_D3 (linked to Liquefied Gas Bottom Discharge (TPDIS model) - B01c_TANK_G3_RELEASE))) compared to: B01c_TANK_G3_E5_UVCE Z2 (linked to Dense Gas Dispersion: Explosive mass - B01c_TANK_G3_DISPERSION E5 (linked to Pool evaporation - B01c_TANK_G3_EVAP_D3 (linked to Liquefied Gas Bottom Discharge (TPDIS model) - B01c_TANK_G3_RELEASE))) compared to: B01c_TANK_G3_E5_UVCE Z3 (linked to Dense Gas Dispersion: Explosive mass - B01c_TANK_G3_DISPERSION E5 (linked to Pool evaporation - B01c_TANK_G3_EVAP_D3 (linked to Liquefied Gas Bottom Discharge (TPDIS model) - B01c_TANK_G3_RELEASE))) compared to: B01c_TANK_G3_F2_UVCE Z1 (linked to Dense Gas Dispersion: Explosive mass - B01c_TANK_G3_DISPERSION F2 (linked to Pool evaporation - B01c_TANK_G3_EVAP_D3 (linked to Liquefied Gas Bottom Discharge (TPDIS model) - B01c_TANK_G3_RELEASE))) compared to: B01c_TANK_G3_F2_UVCE Z2 (linked to Dense Gas Dispersion: Explosive mass - B01c_TANK_G3_DISPERSION F2 (linked to Pool evaporation - B01c_TANK_G3_EVAP_D3 (linked to Liquefied Gas Bottom Discharge (TPDIS model) - B01c_TANK_G3_RELEASE))) compared to: B01c_TANK_G3_F2_UVCE Z3 (linked to Dense Gas Dispersion: Explosive mass - B01c_TANK_G3_DISPERSION F2 (linked to Pool evaporation - B01c_TANK_G3_EVAP_D3 (linked to Liquefied Gas Bottom Discharge (TPDIS model) - B01c_TANK_G3_RELEASE))) Parameters

Inputs

B01c_TANK_G3_D3_UVCE Z1 (linked to Dense Gas Dispersion: Explosive mass -B01c_TANK_G3_DISPERSION D3 (linked to Pool evaporation -B01c_TANK_G3_EVAP_D3 (linked to Liquefied Gas Bottom Discharge (TPDIS model) -B01c_TANK_G3_RELEASE)))

B01c_TANK_G3_D3_UVCE Z2 (linked to Dense Gas Dispersion: Explosive mass -B01c_TANK_G3_DISPERSION D3 (linked to Pool evaporation -B01c_TANK_G3_EVAP_D3 (linked to Liquefied Gas Bottom Discharge (TPDIS model) -B01c_TANK_G3_RELEASE)))

B01c_TANK_G3_D3_UVCE Z3 (linked to Dense Gas Dispersion: Explosive mass - B01c_TANK_G3_DISPERSION D3 (linked to Pool evaporation - B01c_TANK_G3_EVAP_D3 (linked to Liquefied Gas Bottom Discharge (TPDIS model) - B01c_TANK_G3_RELEASE)))

B01c_TANK_G3_D9_UVCE Z1 (linked to Dense Gas Dispersion: Explosive mass -B01c_TANK_G3_DISPERSION D9 (linked to Pool evaporation -B01c_TANK_G3_EVAP_D3 (linked to Liquefied Gas Bottom Discharge (TPDIS model) -B01c_TANK_G3_RELEASE)))

B01c_TANK_G3_D9_UVCE Z2 (linked to Dense Gas Dispersion: Explosive mass -B01c_TANK_G3_DISPERSION D9 (linked to Pool evaporation -B01c_TANK_G3_EVAP_D3 (linked to Liquefied Gas Bottom Discharge (TPDIS model) -B01c_TANK_G3_RELEASE)))

B01c_TANK_G3_D9_UVCE Z3 (linked to Dense Gas Dispersion: Explosive mass -B01c_TANK_G3_DISPERSION D9 (linked to Pool evaporation -B01c_TANK_G3_EVAP_D3 (linked to Liquefied Gas Bottom Discharge (TPDIS model) -B01c_TANK_G3_RELEASE)))

B01c_TANK_G3_E5_UVCE Z1 (linked to Dense Gas Dispersion: Explosive mass - B01c_TANK_G3_DISPERSION E5 (linked to Pool evaporation - B01c_TANK_G3_EVAP_D3 (linked to Liquefied Gas Bottom Discharge (TPDIS model) - B01c_TANK_G3_RELEASE)))

B01c_TANK_G3_E5_UVCE Z2 (linked to Dense Gas Dispersion: Explosive mass -B01c_TANK_G3_DISPERSION E5 (linked to Pool evaporation -B01c_TANK_G3_EVAP_D3 (linked to Liquefied Gas Bottom Discharge (TPDIS model) -B01c_TANK_G3_RELEASE)))

B01c_TANK_G3_E5_UVCE Z3 (linked to Dense Gas Dispersion: Explosive mass -B01c_TANK_G3_DISPERSION E5 (linked to Pool evaporation -B01c_TANK_G3_EVAP_D3 (linked to Liquefied Gas Bottom Discharge (TPDIS model) -B01c_TANK_G3_RELEASE)))

B01c_TANK_G3_F2_UVCE Z1 (linked to Dense Gas Dispersion: Explosive mass - B01c_TANK_G3_DISPERSION F2 (linked to Pool evaporation - B01c_TANK_G3_EVAP_D3 (linked to Liquefied Gas Bottom Discharge (TPDIS model) - B01c_TANK_G3_RELEASE)))

B01c_TANK_G3_F2_UVCE Z2 (linked to Dense Gas Dispersion: Explosive mass -B01c_TANK_G3_DISPERSION F2 (linked to Pool evaporation -B01c_TANK_G3_EVAP_D3 (linked to Liquefied Gas Bottom Discharge (TPDIS model) -B01c_TANK_G3_RELEASE)))

B01c_TANK_G3_F2_UVCE Z3 (linked to Dense Gas Dispersion: Explosive mass -B01c_TANK_G3_DISPERSION F2 (linked to Pool evaporation -B01c_TANK_G3_EVAP_D3 (linked to Liquefied Gas Bottom Discharge (TPDIS model) -B01c_TANK_G3_RELEASE)))

Chemical name (DIPPR)

METHANE (DIPPR)

METHANE (DIPPR)

METHANE (DIPPR)

METHANE (DIPPR)

METHANE (DIPPR)

METHANE (DIPPR)

METHANE (DIPPR)

METHANE (DIPPR)

METHANE (DIPPR)

METHANE (DIPPR)

METHANE (DIPPR)

METHANE (DIPPR)

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Ref: 02-901-188098-12141-Revision 2 Page E.194 of E.425

Ambient pressure (bar)

1,0151 1,0151 1,0151 1,0151 1,0151 1,0151 1,0151 1,0151 1,0151 1,0151 1,0151 1,0151

Total mass in explosive range (kg)

3034,8 3034,8 3034,8 241,91 241,91 241,91 2737 2737 2737 9598,2 9598,2 9598,2

Fraction of flammable cloud confined (%)

8 8 8 8 8 8 8 8 8 8 8 8

Curve number

5 (Medium deflagration)

5 (Medium deflagration)

5 (Medium deflagration)

5 (Medium deflagration)

5 (Medium deflagration)

5 (Medium deflagration)

5 (Medium deflagration)

5 (Medium deflagration)

5 (Medium deflagration)

5 (Medium deflagration)

5 (Medium deflagration)

5 (Medium deflagration)

Distance from release (Xd) (m)

50 50 50 50 50 50 50 50 50 50 50 50

Offset between release point and cloud centre (m)

95,996 95,996 95,996 -9,1906 -9,1906 -9,1906 132,05 132,05 132,05 522,75 522,75 522,75

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Ref: 02-901-188098-12141-Revision 2 Page E.195 of E.425

Threshold overpressure (mbar)

170 360 900 170 360 900 170 360 900 170 360 900

X-coordinate of release (m)

0 0 0 0 0 0 0 0 0 0 0 0

Y-coordinate of release (m)

0 0 0 0 0 0 0 0 0 0 0 0

Predefined wind direction

N N N N N N N N N N N N

Wind comes from (North = 0 degrees) (deg)

0 0 0 0 0 0 0 0 0 0 0 0

Results

B01c_TANK_G3_D3_UVCE Z1 (linked to Dense Gas Dispersion: Explosive mass -B01c_TANK_G3

B01c_TANK_G3_D3_UVCE Z2 (linked to Dense Gas Dispersion: Explosive mass -B01c_TANK_G3

B01c_TANK_G3_D3_UVCE Z3 (linked to Dense Gas Dispersion: Explosive mass - B01c_TANK_G3

B01c_TANK_G3_D9_UVCE Z1 (linked to Dense Gas Dispersion: Explosive mass -B01c_TANK_G3

B01c_TANK_G3_D9_UVCE Z2 (linked to Dense Gas Dispersion: Explosive mass -B01c_TANK_G3

B01c_TANK_G3_D9_UVCE Z3 (linked to Dense Gas Dispersion: Explosive mass -B01c_TANK_G3

B01c_TANK_G3_E5_UVCE Z1 (linked to Dense Gas Dispersion: Explosive mass - B01c_TANK_G3

B01c_TANK_G3_E5_UVCE Z2 (linked to Dense Gas Dispersion: Explosive mass -B01c_TANK_G3

B01c_TANK_G3_E5_UVCE Z3 (linked to Dense Gas Dispersion: Explosive mass -B01c_TANK_G3

B01c_TANK_G3_F2_UVCE Z1 (linked to Dense Gas Dispersion: Explosive mass - B01c_TANK_G3

B01c_TANK_G3_F2_UVCE Z2 (linked to Dense Gas Dispersion: Explosive mass -B01c_TANK_G3

B01c_TANK_G3_F2_UVCE Z3 (linked to Dense Gas Dispersion: Explosive mass -B01c_TANK_G3

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Ref: 02-901-188098-12141-Revision 2 Page E.196 of E.425

_DISPERSION D3 (linked to Pool evaporation -B01c_TANK_G3_EVAP_D3 (linked to Liquefied Gas Bottom Discharge (TPDIS model) -B01c_TANK_G3_RELEASE)))

_DISPERSION D3 (linked to Pool evaporation -B01c_TANK_G3_EVAP_D3 (linked to Liquefied Gas Bottom Discharge (TPDIS model) -B01c_TANK_G3_RELEASE)))

_DISPERSION D3 (linked to Pool evaporation - B01c_TANK_G3_EVAP_D3 (linked to Liquefied Gas Bottom Discharge (TPDIS model) - B01c_TANK_G3_RELEASE)))

_DISPERSION D9 (linked to Pool evaporation -B01c_TANK_G3_EVAP_D3 (linked to Liquefied Gas Bottom Discharge (TPDIS model) -B01c_TANK_G3_RELEASE)))

_DISPERSION D9 (linked to Pool evaporation -B01c_TANK_G3_EVAP_D3 (linked to Liquefied Gas Bottom Discharge (TPDIS model) -B01c_TANK_G3_RELEASE)))

_DISPERSION D9 (linked to Pool evaporation -B01c_TANK_G3_EVAP_D3 (linked to Liquefied Gas Bottom Discharge (TPDIS model) -B01c_TANK_G3_RELEASE)))

_DISPERSION E5 (linked to Pool evaporation - B01c_TANK_G3_EVAP_D3 (linked to Liquefied Gas Bottom Discharge (TPDIS model) - B01c_TANK_G3_RELEASE)))

_DISPERSION E5 (linked to Pool evaporation -B01c_TANK_G3_EVAP_D3 (linked to Liquefied Gas Bottom Discharge (TPDIS model) -B01c_TANK_G3_RELEASE)))

_DISPERSION E5 (linked to Pool evaporation -B01c_TANK_G3_EVAP_D3 (linked to Liquefied Gas Bottom Discharge (TPDIS model) -B01c_TANK_G3_RELEASE)))

_DISPERSION F2 (linked to Pool evaporation - B01c_TANK_G3_EVAP_D3 (linked to Liquefied Gas Bottom Discharge (TPDIS model) - B01c_TANK_G3_RELEASE)))

_DISPERSION F2 (linked to Pool evaporation -B01c_TANK_G3_EVAP_D3 (linked to Liquefied Gas Bottom Discharge (TPDIS model) -B01c_TANK_G3_RELEASE)))

_DISPERSION F2 (linked to Pool evaporation -B01c_TANK_G3_EVAP_D3 (linked to Liquefied Gas Bottom Discharge (TPDIS model) -B01c_TANK_G3_RELEASE)))

Confined mass in explosive range (kg)

242,78 242,78 242,78 19,353 19,353 19,353 218,96 218,96 218,96 767,86 767,86 767,86

Total combustion energy (MJ)

12147 12147 12147 968,22 968,22 968,22 10955 10955 10955 38417 38417 38417

Peak overpressure at Xd (mbar)

119,8 119,8 119,8 52,775 52,775 52,775 115,68 115,68 115,68 176,28 176,28 176,28

Peak dynamic

13,744 13,744 13,744 1,7912 1,7912 1,7912 12,711 12,711 12,711 33,368 33,368 33,368

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pressure at Xd (mbar) Pressure impulse at Xd (Pa*s)

594,2 594,2 594,2 116,46 116,46 116,46 555,48 555,48 555,48 1265,2 1265,2 1265,2

Positive phase duration at Xd (ms)

99,197 99,197 99,197 44,136 44,136 44,136 96,035 96,035 96,035 143,54 143,54 143,54

Dist. from center mass of cloud at threshold overpressure (m)

35,309 -1E100 -1E100 15,196 -1E100 -1E100 34,114 -1E100 -1E100 51,829 -1E100 -1E100

Blast-wave shape at Xd

Pressure wave

Pressure wave

Pressure wave

Pressure wave

Pressure wave

Pressure wave

Pressure wave

Pressure wave

Pressure wave

Pressure wave

Pressure wave

Pressure wave

Damage (general des

Minor damage (Zone D: 3.5 - 17 kPa).

Minor damage (Zone D: 3.5 - 17 kPa).

Minor damage (Zone D: 3.5 - 17 kPa).

Minor damage (Zone D: 3.5 - 17 kPa).

Minor damage (Zone D: 3.5 - 17 kPa).

Minor damage (Zone D: 3.5 - 17 kPa).

Minor damage (Zone D: 3.5 - 17 kPa).

Minor damage (Zone D: 3.5 - 17 kPa).

Minor damage (Zone D: 3.5 - 17 kPa).

Moderate damage (Zone C: 17 - 35 kPa).

Moderate damage (Zone C: 17 - 35 kPa).

Moderate damage (Zone C: 17 - 35 kPa).

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Ref: 02-901-188098-12141-Revision 2 Page E.198 of E.425

cription) at Xd

Damage to brick houses at Xd

Not habitable without major repair works. Partial roof failures, 25% of all brick walls have failed, serious damage to the remaining carrying elements. Damage to windowframes and doors (7-15 kPa).

Not habitable without major repair works. Partial roof failures, 25% of all brick walls have failed, serious damage to the remaining carrying elements. Damage to windowframes and doors (7-15 kPa).

Not habitable without major repair works. Partial roof failures, 25% of all brick walls have failed, serious damage to the remaining carrying elements. Damage to windowframes and doors (7-15 kPa).

Habitable after relatively easy repairs. Minor structural damage (3 kPa).

Habitable after relatively easy repairs. Minor structural damage (3 kPa).

Habitable after relatively easy repairs. Minor structural damage (3 kPa).

Not habitable without major repair works. Partial roof failures, 25% of all brick walls have failed, serious damage to the remaining carrying elements. Damage to windowframes and doors (7-15 kPa).

Not habitable without major repair works. Partial roof failures, 25% of all brick walls have failed, serious damage to the remaining carrying elements. Damage to windowframes and doors (7-15 kPa).

Not habitable without major repair works. Partial roof failures, 25% of all brick walls have failed, serious damage to the remaining carrying elements. Damage to windowframes and doors (7-15 kPa).

Not habitable without major repair works. Partial roof failures, 25% of all brick walls have failed, serious damage to the remaining carrying elements. Damage to windowframes and doors (7-15 kPa).

Not habitable without major repair works. Partial roof failures, 25% of all brick walls have failed, serious damage to the remaining carrying elements. Damage to windowframes and doors (7-15 kPa).

Not habitable without major repair works. Partial roof failures, 25% of all brick walls have failed, serious damage to the remaining carrying elements. Damage to windowframes and doors (7-15 kPa).

Damage to typical American-style houses at Xd

Minor damage. Comparable to a damage due to a storm; wooden walls fail, breakage of windows (7-10 kPa).

Minor damage. Comparable to a damage due to a storm; wooden walls fail, breakage of windows (7-10 kPa).

Minor damage. Comparable to a damage due to a storm; wooden walls fail, breakage of windows (7-10 kPa).

No damage or very minor damage

No damage or very minor damage

No damage or very minor damage

Minor damage. Comparable to a damage due to a storm; wooden walls fail, breakage of windows (7-10 kPa).

Minor damage. Comparable to a damage due to a storm; wooden walls fail, breakage of windows (7-10 kPa).

Minor damage. Comparable to a damage due to a storm; wooden walls fail, breakage of windows (7-10 kPa).

Moderate to minor damage. Deformed walls and doors; failure of joints. Doors and window frames have failed. Wall covering has fallen down (15 kPa).

Moderate to minor damage. Deformed walls and doors; failure of joints. Doors and window frames have failed. Wall covering has fallen down (15 kPa).

Moderate to minor damage. Deformed walls and doors; failure of joints. Doors and window frames have failed. Wall covering has fallen down (15 kPa).

Damage to structur

Minor damage to steel frames (8-10 kPa).

Minor damage to steel frames (8-10 kPa).

Minor damage to steel frames (8-10 kPa).

No damage or very minor damage

No damage or very minor damage

No damage or very minor damage

Minor damage to steel frames (8-10 kPa).

Minor damage to steel frames (8-10 kPa).

Minor damage to steel frames (8-10 kPa).

Walls made of concrete blocks have collapse

Walls made of concrete blocks have collapse

Walls made of concrete blocks have collapse

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es (empirical) at Xd

Connections between steel or aluminium ondulated plates have failed 7-14 kPa). The roof of a storage tank has collapsed (7 kPa).

Connections between steel or aluminium ondulated plates have failed 7-14 kPa). The roof of a storage tank has collapsed (7 kPa).

Connections between steel or aluminium ondulated plates have failed 7-14 kPa). The roof of a storage tank has collapsed (7 kPa).

Connections between steel or aluminium ondulated plates have failed 7-14 kPa). The roof of a storage tank has collapsed (7 kPa).

Connections between steel or aluminium ondulated plates have failed 7-14 kPa). The roof of a storage tank has collapsed (7 kPa).

Connections between steel or aluminium ondulated plates have failed 7-14 kPa). The roof of a storage tank has collapsed (7 kPa).

d (15-20). Minor damage to steel frames (8-10 kPa). Connections between steel or aluminium ondulated plates have failed 7-14 kPa). The roof of a storage tank has collapsed (7 kPa).

d (15-20). Minor damage to steel frames (8-10 kPa). Connections between steel or aluminium ondulated plates have failed 7-14 kPa). The roof of a storage tank has collapsed (7 kPa).

d (15-20). Minor damage to steel frames (8-10 kPa). Connections between steel or aluminium ondulated plates have failed 7-14 kPa). The roof of a storage tank has collapsed (7 kPa).

Other information Main program Effects 8.1.8.6673 Chemical database DIPPR database Chemical source DIPPR Jan2010 Chemical source date 14/09/2010 Effects report created by ESLR2RH1F\andrea_silvasantos at 22/11/2013 10:44:13 UVCE ED Case description: B01c_TANK_G3_D3_UVCE ED (linked to Dense Gas Dispersion: Explosive mass - B01c_TANK_G3_DISPERSION D3 (linked to Pool evaporation - B01c_TANK_G3_EVAP_D3 (linked to Liquefied Gas Bottom Discharge (TPDIS model) - B01c_TANK_G3_RELEASE))) Model: Explosion (Multi Energy model) version: 5.03 (15/11/2013) Reference: Yellow Book CPR14E 3rd Edition - Chapter 5: Vapour cloud explosions compared to: B01c_TANK_G3_D9_UVCE ED (linked to Dense Gas Dispersion: Explosive mass - B01c_TANK_G3_DISPERSION D9 (linked to Pool evaporation - B01c_TANK_G3_EVAP_D3 (linked to Liquefied Gas Bottom Discharge (TPDIS model) - B01c_TANK_G3_RELEASE))) compared to: B01c_TANK_G3_E5_UVCE ED (linked to Dense Gas Dispersion: Explosive mass - B01c_TANK_G3_DISPERSION E5 (linked to Pool evaporation - B01c_TANK_G3_EVAP_D3 (linked to Liquefied Gas Bottom Discharge (TPDIS model) - B01c_TANK_G3_RELEASE))) compared to: B01c_TANK_G3_F2_UVCE ED (linked to Dense Gas Dispersion: Explosive mass - B01c_TANK_G3_DISPERSION F2 (linked to Pool evaporation - B01c_TANK_G3_EVAP_D3 (linked to Liquefied Gas Bottom Discharge (TPDIS model) - B01c_TANK_G3_RELEASE))) Parameters

Inputs

B01c_TANK_G3_D3_UVCE ED (linked to Dense Gas Dispersion: Explosive mass -B01c_TANK_G3_DISPERSION D3 (linked to Pool evaporation -B01c_TANK_G3_EVAP_D3 (linked to Liquefied Gas Bottom Discharge (TPDIS model) -

B01c_TANK_G3_D9_UVCE ED (linked to Dense Gas Dispersion: Explosive mass - B01c_TANK_G3_DISPERSION D9 (linked to Pool evaporation - B01c_TANK_G3_EVAP_D3 (linked to Liquefied Gas Bottom Discharge (TPDIS model) -

B01c_TANK_G3_E5_UVCE ED (linked to Dense Gas Dispersion: Explosive mass -B01c_TANK_G3_DISPERSION E5 (linked to Pool evaporation -B01c_TANK_G3_EVAP_D3 (linked to Liquefied Gas Bottom Discharge (TPDIS model) -

B01c_TANK_G3_F2_UVCE ED (linked to Dense Gas Dispersion: Explosive mass -B01c_TANK_G3_DISPERSION F2 (linked to Pool evaporation -B01c_TANK_G3_EVAP_D3 (linked to Liquefied Gas Bottom Discharge (TPDIS model) -

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Ref: 02-901-188098-12141-Revision 2 Page E.200 of E.425

B01c_TANK_G3_RELEASE)))

B01c_TANK_G3_RELEASE)))

B01c_TANK_G3_RELEASE)))

B01c_TANK_G3_RELEASE)))

Chemical name (DIPPR)

METHANE (DIPPR) METHANE (DIPPR) METHANE (DIPPR) METHANE (DIPPR)

Ambient pressure (bar)

1,0151 1,0151 1,0151 1,0151

Total mass in explosive range (kg)

2669,8 188,03 2389,4 5113,2

Fraction of flammable cloud confined (%)

8 8 8 8

Curve number

5 (Medium deflagration) 5 (Medium deflagration) 5 (Medium deflagration) 5 (Medium deflagration)

Distance from release (Xd) (m)

50 50 50 50

Offset between release point and cloud centre (m)

87,82 -9,0757 117,68 20,831

Threshold overpressure (mbar)

160 160 160 160

X-coordinate of release (m)

0 0 0 0

Y-coordinate of release (m)

0 0 0 0

Predefined wind direction

N N N N

Wind comes from (North = 0 degrees) (deg)

0 0 0 0

Results

B01c_TANK_G3_D3_UVCE ED (linked to Dense Gas Dispersion: Explosive mass -B01c_TANK_G3_DISPERSION D3 (linked to Pool evaporation -B01c_TANK_G3_EVAP_D3 (linked to Liquefied Gas Bottom Discharge (TPDIS model) -B01c_TANK_G3_RELEA

B01c_TANK_G3_D9_UVCE ED (linked to Dense Gas Dispersion: Explosive mass - B01c_TANK_G3_DISPERSION D9 (linked to Pool evaporation - B01c_TANK_G3_EVAP_D3 (linked to Liquefied Gas Bottom Discharge (TPDIS model) - B01c_TANK_G3_RELEA

B01c_TANK_G3_E5_UVCE ED (linked to Dense Gas Dispersion: Explosive mass -B01c_TANK_G3_DISPERSION E5 (linked to Pool evaporation -B01c_TANK_G3_EVAP_D3 (linked to Liquefied Gas Bottom Discharge (TPDIS model) -B01c_TANK_G3_RELEA

B01c_TANK_G3_F2_UVCE ED (linked to Dense Gas Dispersion: Explosive mass -B01c_TANK_G3_DISPERSION F2 (linked to Pool evaporation -B01c_TANK_G3_EVAP_D3 (linked to Liquefied Gas Bottom Discharge (TPDIS model) -B01c_TANK_G3_RELEA

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Ref: 02-901-188098-12141-Revision 2 Page E.201 of E.425

SE))) SE))) SE))) SE))) Confined mass in explosive range (kg)

213,58 15,042 191,15 409,06

Total combustion energy (MJ)

10686 752,59 9563,4 20466

Peak overpressure at Xd (mbar)

114,71 48,506 110,69 143,49

Peak dynamic pressure at Xd (mbar)

12,474 1,4844 11,416 20,814

Pressure impulse at Xd (Pa*s)

546,5 99,315 508,89 838,58

Positive phase duration at Xd (ms)

95,281 40,949 91,948 116,89

Dist. from center mass of cloud at threshold overpressure (m)

35,981 14,859 34,674 44,683

Blast-wave shape at Xd

Pressure wave Pressure wave Pressure wave Pressure wave

Damage (general description) at Xd

Minor damage (Zone D: 3.5 - 17 kPa).

Minor damage (Zone D: 3.5 - 17 kPa).

Minor damage (Zone D: 3.5 - 17 kPa).

Minor damage (Zone D: 3.5 - 17 kPa).

Damage to brick houses at Xd

Not habitable without major repair works. Partial roof failures, 25% of all brick walls have failed, serious damage to the remaining carrying elements. Damage to windowframes and doors (7-15 kPa).

Habitable after relatively easy repairs. Minor structural damage (3 kPa).

Not habitable without major repair works. Partial roof failures, 25% of all brick walls have failed, serious damage to the remaining carrying elements. Damage to windowframes and doors (7-15 kPa).

Not habitable without major repair works. Partial roof failures, 25% of all brick walls have failed, serious damage to the remaining carrying elements. Damage to windowframes and doors (7-15 kPa).

Damage to typical American-style houses at Xd

Minor damage. Comparable to a damage due to a storm; wooden walls fail, breakage of windows (7-10 kPa).

No damage or very minor damage

Minor damage. Comparable to a damage due to a storm; wooden walls fail, breakage of windows (7-10 kPa).

Minor damage. Comparable to a damage due to a storm; wooden walls fail, breakage of windows (7-10 kPa).

Damage to structures (empirical) at Xd

Minor damage to steel frames (8-10 kPa). Connections between steel or aluminium ondulated plates have failed 7-14 kPa). The roof of a storage tank has collapsed (7 kPa).

No damage or very minor damage

Minor damage to steel frames (8-10 kPa). Connections between steel or aluminium ondulated plates have failed 7-14 kPa). The roof of a storage tank has collapsed (7 kPa).

Minor damage to steel frames (8-10 kPa). Connections between steel or aluminium ondulated plates have failed 7-14 kPa). The roof of a storage tank has collapsed (7 kPa).

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Ref: 02-901-188098-12141-Revision 2 Page E.202 of E.425

Other information Main program Effects 8.1.8.6673 Chemical database DIPPR database Chemical source DIPPR Jan2010 Chemical source date 14/09/2010 Effects report created by ESLR2RH1F\andrea_silvasantos at 15/11/2013 9:14:31 PFIRE Case description: B01b_TANK_G3_PFIRE D3 RZ (linked to Liquefied Gas Bottom Discharge (TPDIS model) - B01c_TANK_G3_RELEASE) Model: Pool fire version: 5.11 (21/11/2013) Reference: Yellow Book (CPR-14E), 3rd edition 1997, Paragraph 6.5.4 compared to: B01b_TANK_G3_PFIRE D9 RZ (linked to Liquefied Gas Bottom Discharge (TPDIS model) - B01c_TANK_G3_RELEASE) compared to: B01b_TANK_G3_PFIRE E5 RZ (linked to Liquefied Gas Bottom Discharge (TPDIS model) - B01c_TANK_G3_RELEASE) compared to: B01b_TANK_G3_PFIRE F2 RZ (linked to Liquefied Gas Bottom Discharge (TPDIS model) - B01c_TANK_G3_RELEASE) Parameters

Inputs

B01b_TANK_G3_PFIRE D3 RZ (linked to Liquefied Gas Bottom Discharge (TPDIS model) -B01c_TANK_G3_RELEASE)

B01b_TANK_G3_PFIRE D9 RZ (linked to Liquefied Gas Bottom Discharge (TPDIS model) - B01c_TANK_G3_RELEASE)

B01b_TANK_G3_PFIRE E5 RZ (linked to Liquefied Gas Bottom Discharge (TPDIS model) -B01c_TANK_G3_RELEASE)

B01b_TANK_G3_PFIRE F2 RZ (linked to Liquefied Gas Bottom Discharge (TPDIS model) -B01c_TANK_G3_RELEASE)

Chemical name (DIPPR)

METHANE (DIPPR) METHANE (DIPPR) METHANE (DIPPR) METHANE (DIPPR)

Pool size determination

Confined Confined Confined Confined

Total mass released (kg)

3,078E07 3,078E07 3,078E07 3,078E07

Mass flow rate of the source (kg/s)

767,31 767,31 767,31 767,31

Duration of the release (s)

1800 1800 1800 1800

Pool surface poolfire (m2)

10000 10000 10000 10000

Height of the observer position above ground level (m)

0 0 0 0

Height of the confined pool above ground level (m)

0 0 0 0

Hole diameter (mm)

300 300 300 300

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Ref: 02-901-188098-12141-Revision 2 Page E.203 of E.425

Discharge coefficient (-)

1 1 1 1

Initial height of the liquid above release point (m)

Cross-sectional area of the tank (m2)

Pool thickness (mm)

Temperature of the pool (°C)

19 19 19 19

Pool burning rate

Calculate/Default Calculate/Default Calculate/Default Calculate/Default

Value of pool burning rate (kg/m2*s)

Fraction combustion heat radiated (%)

35 35 35 35

Soot Fraction

Calculate/Default Calculate/Default Calculate/Default Calculate/Default

Value of soot fraction (-)

Wind speed at 10 m height (m/s)

3 9 5 2

Ambient temperature (°C)

19 19 19 19

Ambient relative humidity (%)

75 75 75 75

Amount of CO2 in atmosphere (%)

0,03 0,03 0,03 0,03

Distance from the centre of the pool (m)

1000 1000 1000 1000

Exposure duration to heat radiation (s)

20 20 20 20

Take protective effects of clothing into account

No No No No

X-coordinate of release

0 0 0 0

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(m) Y-coordinate of release (m)

0 0 0 0

Predefined wind direction

N N N N

Wind comes from (North = 0 degrees) (deg)

0 0 0 0

Calculate all contours for

Physical effects Physical effects Physical effects Physical effects

Heat radiation level (lowest) for first contour plot (kW/m2)

7,3 7,3 7,3 7,3

Heat radiation level for second contour plot (kW/m2)

9,3 9,3 9,3 9,3

Heat radiation level (highest) for third contour plot (kW/m2)

13,4 13,4 13,4 13,4

Percentage of mortality for contour calculations (%)

Results

B01b_TANK_G3_PFIRE D3 RZ (linked to Liquefied Gas Bottom Discharge (TPDIS model) -B01c_TANK_G3_RELEASE)

B01b_TANK_G3_PFIRE D9 RZ (linked to Liquefied Gas Bottom Discharge (TPDIS model) - B01c_TANK_G3_RELEASE)

B01b_TANK_G3_PFIRE E5 RZ (linked to Liquefied Gas Bottom Discharge (TPDIS model) -B01c_TANK_G3_RELEASE)

B01b_TANK_G3_PFIRE F2 RZ (linked to Liquefied Gas Bottom Discharge (TPDIS model) -B01c_TANK_G3_RELEASE)

Max Diameter of the Pool Fire (m)

112,84 112,84 112,84 112,84

Heat radiation at X (kW/m2)

0,11465 0,083056 0,10169 0,12194

Heat radiation first contour at (m)

193,84 189,89 195,74 189,66

Heat radiation second contour at

177,13 176,96 180,56 172,11

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(m) Heat radiation third contour at (m)

153,44 159,19 159,19 147,33

Combustion rate (kg/s)

780 780 780 780

Duration of the pool fire (s)

39462 39462 39462 39462

Heat emission from fire surface (kW/m2)

78,846 87,066 80,77 78,846

Flame tilt (deg)

37,614 53,697 45,489 31,201

View factor (%)

0,30773 0,19824 0,26527 0,32729

Atmospheric transmissivity (%)

47,253 48,121 47,462 47,253

Flame temperature (°C)

814,17 841,32 820,71 814,17

Height of the Flame (m)

94,407 80,225 90,764 94,407

Calculated pool surface area (m2)

10000 10000 10000 10000

Weight ratio of HCL/chemical (%)

0 0 0 0

Weight ratio of NO2/chemical (%)

0 0 0 0

Weight ratio of SO2/chemical (%)

0 0 0 0

Weight ratio of CO2/chemical (%)

274,4 274,4 274,4 274,4

Weight ratio of H2O/chemical (%)

224,69 224,69 224,69 224,69

Other information Main program Effects 8.1.8.6673 Chemical database DIPPR database Chemical source DIPPR Jan2010 Chemical source date 14/09/2010 Effects report created by ESLR2RH1F\andrea_silvasantos at 21/11/2013 8:36:13

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B.02A FLASHF Case description: HARDARM_L1_L_DISPERSION D3 (linked to Pool evaporation - HARDARM_L1_L_EVAPORATION D3) Model: Dense Gas Dispersion: Explosive mass version: 5.13 (21/11/2013) Reference: Yellow Book 3rd edition 1997 chapter 4; Ermak, D.L. User manual for SLAB Lawrence Livermore National Laboratory, June 1990 compared to: HARDARM_L1_L_DISPERSION D9 (linked to Pool evaporation - HARDARM_L1_L_EVAPORATION D9) compared to: HARDARM_L1_L_DISPERSION E5 (linked to Pool evaporation - HARDARM_L1_L_EVAPORATION E5) compared to: HARDARM_L1_L_DISPERSION F2 (linked to Pool evaporation - HARDARM_L1_L_EVAPORATION F2) Parameters

Inputs

HARDARM_L1_L_DISPERSION D3 (linked to Pool evaporation -HARDARM_L1_L_EVAPORATION D3)

HARDARM_L1_L_DISPERSION D9 (linked to Pool evaporation -HARDARM_L1_L_EVAPORATION D9)

HARDARM_L1_L_DISPERSION E5 (linked to Pool evaporation -HARDARM_L1_L_EVAPORATION E5)

HARDARM_L1_L_DISPERSION F2 (linked to Pool evaporation -HARDARM_L1_L_EVAPORATION F2)

Chemical name (DIPPR)

METHANE (DIPPR) METHANE (DIPPR) METHANE (DIPPR) METHANE (DIPPR)

Type of release

Evaporating pool release Evaporating pool release Evaporating pool release Evaporating pool release

Total mass released (kg)

Mass flow rate of the source (kg/s)

1897,4 1897,4 1897,4 1897,4

Duration of the release (s)

88,987 88,987 88,987 88,987

Initial liquid mass fraction (%)

Fixed pool surface (m2)

29050 29050 29050 29050

Diameter of expanded jet (m)

Temperature after release (°C)

-161,49 -161,49 -161,49 -161,49

X-coordinate of release (m)

0 0 0 0

Y-coordinate of release (m)

0 0 0 0

Z-coordinate (height) of

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release (m) Ambient temperature (°C)

19 19 19 19

Meteorological data

Pasquill Pasquill Pasquill Pasquill

Pasquill stability class

D (Neutral) D (Neutral) E (Stable) F (Very Stable)

Wind speed at 10 m height (m/s)

3 9 5 2

Inverse Monin-Obukhov length (1/L) (1/m)

Predefined wind direction

N N N N

Wind comes from (North = 0 degrees) (deg)

0 0 0 0

Ambient relative humidity (%)

75 75 75 75

Roughness length description

Cultivated land Cultivated land Cultivated land Cultivated land

Time t after start release (s)

120 120 120 120

Concentration averaging time (s)

20 20 20 20

Resolution of the time consuming graphs

Low Low Low Low

Results

HARDARM_L1_L_DISPERSION D3 (linked to Pool evaporation -HARDARM_L1_L_EVAPORATION D3)

HARDARM_L1_L_DISPERSION D9 (linked to Pool evaporation -HARDARM_L1_L_EVAPORATION D9)

HARDARM_L1_L_DISPERSION E5 (linked to Pool evaporation -HARDARM_L1_L_EVAPORATION E5)

HARDARM_L1_L_DISPERSION F2 (linked to Pool evaporation -HARDARM_L1_L_EVAPORATION F2)

Explosive mass at time t (kg)

83051 0 1,0599E05 1,295E05

Height to LEL at time t (m)

30,9 0 48,9 14,2

Length of cloud (between

375,91 0 463,58 477,85

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LEL) at time t (m) Width of cloud (between LEL) at time t (m)

258,06 0 268,83 329,6

Offset between release location and LEL at time t (m)

114,38 0 82,945 -128,47

Maximum explosive mass (kg)

95753 35000 1,2303E05 1,303E05

...at time tmem (s)

100 80 100 100

Length of cloud (between LEL) at time tmem (m)

377,45 530,53 445,59 453,6

Width of cloud (between LEL) at time tmem (m)

267,16 218,5 288,05 324,59

Offset between release location and LEL at time tmem (m)

51,042 -102,87 -3,7793 -140,57

Maximum area of explosive cloud (m2)

84330 91561 1,126E05 2,7644E05

...at time tmac (s)

100 88,987 88,987 350

Explosive mass at time tmac (kg)

95753 35000 1,0534E05 53731

Length of cloud (between LEL) at time tmac (m)

377,45 530,53 487,5 611,5

Width of cloud (between LEL) at time tmac (m)

267,16 218,5 287,39 545,94

Offset between release

51,042 -102,87 -113,52 229,83

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location and LEL at time tmac (m) Offset between release centre and cloud centre at time tmac (m)

239,77 162,39 130,23 535,58

Inverse Monin-Obukhov length (1/L) used (1/m)

0 0 0,011686 0,04733

Other information Main program Effects 8.1.8.6673 Chemical database DIPPR database Chemical source DIPPR Jan2010 Chemical source date 14/09/2010 Effects report created by ESLR2RH1F\andrea_silvasantos at 21/11/2013 10:26:22 UVCE Case description: HARDARM_L1_L_UVCE D3 Z1 (linked to Dense Gas Dispersion: Explosive mass - HARDARM_L1_L_DISPERSION D3 (linked to Pool evaporation - HARDARM_L1_L_EVAPORATION D3)) Model: Explosion (Multi Energy model) version: 5.03 (22/11/2013) Reference: Yellow Book CPR14E 3rd Edition - Chapter 5: Vapour cloud explosions compared to: HARDARM_L1_L_UVCE D3 Z2 (linked to Dense Gas Dispersion: Explosive mass - HARDARM_L1_L_DISPERSION D3 (linked to Pool evaporation - HARDARM_L1_L_EVAPORATION D3)) compared to: HARDARM_L1_L_UVCE D3 Z3 (linked to Dense Gas Dispersion: Explosive mass - HARDARM_L1_L_DISPERSION D3 (linked to Pool evaporation - HARDARM_L1_L_EVAPORATION D3)) compared to: HARDARM_L1_L_UVCE D9 Z1 (linked to Dense Gas Dispersion: Explosive mass - HARDARM_L1_L_DISPERSION D9 (linked to Pool evaporation - HARDARM_L1_L_EVAPORATION D9)) compared to: HARDARM_L1_L_UVCE D9 Z2 (linked to Dense Gas Dispersion: Explosive mass - HARDARM_L1_L_DISPERSION D9 (linked to Pool evaporation - HARDARM_L1_L_EVAPORATION D9)) compared to: HARDARM_L1_L_UVCE D9 Z3 (linked to Dense Gas Dispersion: Explosive mass - HARDARM_L1_L_DISPERSION D9 (linked to Pool evaporation - HARDARM_L1_L_EVAPORATION D9)) compared to: HARDARM_L1_L_UVCE E5 Z1 (linked to Dense Gas Dispersion: Explosive mass - HARDARM_L1_L_DISPERSION E5 (linked to Pool evaporation - HARDARM_L1_L_EVAPORATION E5)) compared to: HARDARM_L1_L_UVCE E5 Z2 (linked to Dense Gas Dispersion: Explosive mass - HARDARM_L1_L_DISPERSION E5 (linked to Pool evaporation - HARDARM_L1_L_EVAPORATION E5)) compared to: HARDARM_L1_L_UVCE E5 Z3 (linked to Dense Gas Dispersion: Explosive mass - HARDARM_L1_L_DISPERSION E5 (linked to Pool evaporation - HARDARM_L1_L_EVAPORATION E5)) compared to: HARDARM_L1_L_UVCE F2 Z1 (linked to Dense Gas Dispersion: Explosive mass - HARDARM_L1_L_DISPERSION F2 (linked to Pool evaporation - HARDARM_L1_L_EVAPORATION F2)) compared to: HARDARM_L1_L_UVCE F2 Z2 (linked to Dense Gas Dispersion: Explosive mass - HARDARM_L1_L_DISPERSION F2 (linked to Pool evaporation - HARDARM_L1_L_EVAPORATION F2)) compared to: HARDARM_L1_L_UVCE F2 Z3 (linked to Dense Gas Dispersion: Explosive mass - HARDARM_L1_L_DISPERSION F2 (linked to Pool evaporation - HARDARM_L1_L_EVAPORATION F2)) Parameters

Inputs

HARDARM_L1_L_UVCE D3 Z1 (linked to Dense Gas Dispersi

HARDARM_L1_L_UVCE D3 Z2 (linked to Dense Gas Dispersi

HARDARM_L1_L_UVCE D3 Z3 (linked to Dense Gas Dispersi

HARDARM_L1_L_UVCE D9 Z1 (linked to Dense Gas Dispersi

HARDARM_L1_L_UVCE D9 Z2 (linked to Dense Gas Dispersi

HARDARM_L1_L_UVCE D9 Z3 (linked to Dense Gas Dispersi

HARDARM_L1_L_UVCE E5 Z1 (linked to Dense Gas Dispersi

HARDARM_L1_L_UVCE E5 Z2 (linked to Dense Gas Dispersi

HARDARM_L1_L_UVCE E5 Z3 (linked to Dense Gas Dispersi

HARDARM_L1_L_UVCE F2 Z1 (linked to Dense Gas Dispersi

HARDARM_L1_L_UVCE F2 Z2 (linked to Dense Gas Dispersi

HARDARM_L1_L_UVCE F2 Z3 (linked to Dense Gas Dispersi

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on: Explosive mass -HARDARM_L1_L_DISPERSION D3 (linked to Pool evaporation -HARDARM_L1_L_EVAPORATION D3))

on: Explosive mass -HARDARM_L1_L_DISPERSION D3 (linked to Pool evaporation -HARDARM_L1_L_EVAPORATION D3))

on: Explosive mass -HARDARM_L1_L_DISPERSION D3 (linked to Pool evaporation -HARDARM_L1_L_EVAPORATION D3))

on: Explosive mass -HARDARM_L1_L_DISPERSION D9 (linked to Pool evaporation -HARDARM_L1_L_EVAPORATION D9))

on: Explosive mass -HARDARM_L1_L_DISPERSION D9 (linked to Pool evaporation -HARDARM_L1_L_EVAPORATION D9))

on: Explosive mass -HARDARM_L1_L_DISPERSION D9 (linked to Pool evaporation -HARDARM_L1_L_EVAPORATION D9))

on: Explosive mass -HARDARM_L1_L_DISPERSION E5 (linked to Pool evaporation -HARDARM_L1_L_EVAPORATION E5))

on: Explosive mass -HARDARM_L1_L_DISPERSION E5 (linked to Pool evaporation -HARDARM_L1_L_EVAPORATION E5))

on: Explosive mass -HARDARM_L1_L_DISPERSION E5 (linked to Pool evaporation -HARDARM_L1_L_EVAPORATION E5))

on: Explosive mass -HARDARM_L1_L_DISPERSION F2 (linked to Pool evaporation -HARDARM_L1_L_EVAPORATION F2))

on: Explosive mass -HARDARM_L1_L_DISPERSION F2 (linked to Pool evaporation -HARDARM_L1_L_EVAPORATION F2))

on: Explosive mass -HARDARM_L1_L_DISPERSION F2 (linked to Pool evaporation -HARDARM_L1_L_EVAPORATION F2))

Chemical name (DIPPR)

METHANE (DIPPR)

METHANE (DIPPR)

METHANE (DIPPR)

METHANE (DIPPR)

METHANE (DIPPR)

METHANE (DIPPR)

METHANE (DIPPR)

METHANE (DIPPR)

METHANE (DIPPR)

METHANE (DIPPR)

METHANE (DIPPR)

METHANE (DIPPR)

Ambient pressure (bar)

1,0151 1,0151 1,0151 1,0151 1,0151 1,0151 1,0151 1,0151 1,0151 1,0151 1,0151 1,0151

Total mass in explosive range (kg)

95753 95753 95753 35000 35000 35000 1,0534E05

1,0534E05

1,0534E05

53731 53731 53731

Fraction of flammable cloud confined (%)

8 8 8 8 8 8 8 8 8 8 8 8

Cu 5 5 5 5 5 5 5 5 5 5 5 5

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rve number

(Medium deflagration)

(Medium deflagration)

(Medium deflagration)

(Medium deflagration)

(Medium deflagration)

(Medium deflagration)

(Medium deflagration)

(Medium deflagration)

(Medium deflagration)

(Medium deflagration)

(Medium deflagration)

(Medium deflagration)

Distance from release (Xd) (m)

100 100 100 100 100 100 100 100 100 100 100 100

Offset between release point and cloud centre (m)

239,77 239,77 239,77 162,39 162,39 162,39 130,23 130,23 130,23 535,58 535,58 535,58

Threshold overpressure (mbar)

170 360 900 170 360 900 170 360 900 170 360 900

X-coordinate of release (m)

0 0 0 0 0 0 0 0 0 0 0 0

Y-coordinate of relea

0 0 0 0 0 0 0 0 0 0 0 0

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se (m) Predefined wind direction

N N N N N N N N N N N N

Wind comes from (North = 0 degrees) (deg)

0 0 0 0 0 0 0 0 0 0 0 0

Results

HARDARM_L1_L_UVCE D3 Z1 (linked to Dense Gas Dispersion: Explosive mass -HARDARM_L1_L_DISPERSION D3 (linked to Pool evaporation -HARDARM_L1_L_EVAPORATION D3))

HARDARM_L1_L_UVCE D3 Z2 (linked to Dense Gas Dispersion: Explosive mass -HARDARM_L1_L_DISPERSION D3 (linked to Pool evaporation -HARDARM_L1_L_EVAPORATION D3))

HARDARM_L1_L_UVCE D3 Z3 (linked to Dense Gas Dispersion: Explosive mass -HARDARM_L1_L_DISPERSION D3 (linked to Pool evaporation -HARDARM_L1_L_EVAPORATION D3))

HARDARM_L1_L_UVCE D9 Z1 (linked to Dense Gas Dispersion: Explosive mass -HARDARM_L1_L_DISPERSION D9 (linked to Pool evaporation -HARDARM_L1_L_EVAPORATION D9))

HARDARM_L1_L_UVCE D9 Z2 (linked to Dense Gas Dispersion: Explosive mass -HARDARM_L1_L_DISPERSION D9 (linked to Pool evaporation -HARDARM_L1_L_EVAPORATION D9))

HARDARM_L1_L_UVCE D9 Z3 (linked to Dense Gas Dispersion: Explosive mass -HARDARM_L1_L_DISPERSION D9 (linked to Pool evaporation -HARDARM_L1_L_EVAPORATION D9))

HARDARM_L1_L_UVCE E5 Z1 (linked to Dense Gas Dispersion: Explosive mass -HARDARM_L1_L_DISPERSION E5 (linked to Pool evaporation -HARDARM_L1_L_EVAPORATION E5))

HARDARM_L1_L_UVCE E5 Z2 (linked to Dense Gas Dispersion: Explosive mass -HARDARM_L1_L_DISPERSION E5 (linked to Pool evaporation -HARDARM_L1_L_EVAPORATION E5))

HARDARM_L1_L_UVCE E5 Z3 (linked to Dense Gas Dispersion: Explosive mass -HARDARM_L1_L_DISPERSION E5 (linked to Pool evaporation -HARDARM_L1_L_EVAPORATION E5))

HARDARM_L1_L_UVCE F2 Z1 (linked to Dense Gas Dispersion: Explosive mass -HARDARM_L1_L_DISPERSION F2 (linked to Pool evaporation -HARDARM_L1_L_EVAPORATION F2))

HARDARM_L1_L_UVCE F2 Z2 (linked to Dense Gas Dispersion: Explosive mass -HARDARM_L1_L_DISPERSION F2 (linked to Pool evaporation -HARDARM_L1_L_EVAPORATION F2))

HARDARM_L1_L_UVCE F2 Z3 (linked to Dense Gas Dispersion: Explosive mass -HARDARM_L1_L_DISPERSION F2 (linked to Pool evaporation -HARDARM_L1_L_EVAPORATION F2))

Confined mass in explo

7660,2 7660,2 7660,2 2800 2800 2800 8427,4 8427,4 8427,4 4298,5 4298,5 4298,5

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sive range (kg) Total combustion energy (MJ)

3,8325E05

3,8325E05

3,8325E05

1,4009E05

1,4009E05

1,4009E05

4,2163E05

4,2163E05

4,2163E05

2,1506E05

2,1506E05

2,1506E05

Peak overpressure at Xd (mbar)

186,89 186,89 186,89 135,85 135,85 135,85 191,52 191,52 191,52 156,71 156,71 156,71

Peak dynamic pressure at Xd (mbar)

39,918 39,918 39,918 18,348 18,348 18,348 42,915 42,915 42,915 25,521 25,521 25,521

Pressure impulse at Xd (Pa*s)

2885,9 2885,9 2885,9 1511,4 1511,4 1511,4 3052,3 3052,3 3052,3 2001,1 2001,1 2001,1

Positive phase durati

308,84 308,84 308,84 222,52 222,52 222,52 318,75 318,75 318,75 255,38 255,38 255,38

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on at Xd (ms) Dist. from center mass of cloud at threshold overpressure (m)

111,57 -1E100 -1E100 79,775 -1E100 -1E100 115,18 -1E100 -1E100 92,028 -1E100 -1E100

Blast-wave shape at Xd

Pressure wave

Pressure wave

Pressure wave

Pressure wave

Pressure wave

Pressure wave

Pressure wave

Pressure wave

Pressure wave

Pressure wave

Pressure wave

Pressure wave

Damage (general description) at Xd

Moderate damage (Zone C: 17 - 35 kPa).

Moderate damage (Zone C: 17 - 35 kPa).

Moderate damage (Zone C: 17 - 35 kPa).

Minor damage (Zone D: 3.5 - 17 kPa).

Minor damage (Zone D: 3.5 - 17 kPa).

Minor damage (Zone D: 3.5 - 17 kPa).

Moderate damage (Zone C: 17 - 35 kPa).

Moderate damage (Zone C: 17 - 35 kPa).

Moderate damage (Zone C: 17 - 35 kPa).

Minor damage (Zone D: 3.5 - 17 kPa).

Minor damage (Zone D: 3.5 - 17 kPa).

Minor damage (Zone D: 3.5 - 17 kPa).

Damage to brick houses at Xd

Not habitable without major repair works. Partial roof failures, 25% of all brick walls have failed,

Not habitable without major repair works. Partial roof failures, 25% of all brick walls have failed,

Not habitable without major repair works. Partial roof failures, 25% of all brick walls have failed,

Not habitable without major repair works. Partial roof failures, 25% of all brick walls have failed,

Not habitable without major repair works. Partial roof failures, 25% of all brick walls have failed,

Not habitable without major repair works. Partial roof failures, 25% of all brick walls have failed,

Not habitable without major repair works. Partial roof failures, 25% of all brick walls have failed,

Not habitable without major repair works. Partial roof failures, 25% of all brick walls have failed,

Not habitable without major repair works. Partial roof failures, 25% of all brick walls have failed,

Not habitable without major repair works. Partial roof failures, 25% of all brick walls have failed,

Not habitable without major repair works. Partial roof failures, 25% of all brick walls have failed,

Not habitable without major repair works. Partial roof failures, 25% of all brick walls have failed,

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serious damage to the remaining carrying elements. Damage to windowframes and doors (7-15 kPa).

serious damage to the remaining carrying elements. Damage to windowframes and doors (7-15 kPa).

serious damage to the remaining carrying elements. Damage to windowframes and doors (7-15 kPa).

serious damage to the remaining carrying elements. Damage to windowframes and doors (7-15 kPa).

serious damage to the remaining carrying elements. Damage to windowframes and doors (7-15 kPa).

serious damage to the remaining carrying elements. Damage to windowframes and doors (7-15 kPa).

serious damage to the remaining carrying elements. Damage to windowframes and doors (7-15 kPa).

serious damage to the remaining carrying elements. Damage to windowframes and doors (7-15 kPa).

serious damage to the remaining carrying elements. Damage to windowframes and doors (7-15 kPa).

serious damage to the remaining carrying elements. Damage to windowframes and doors (7-15 kPa).

serious damage to the remaining carrying elements. Damage to windowframes and doors (7-15 kPa).

serious damage to the remaining carrying elements. Damage to windowframes and doors (7-15 kPa).

Damage to typical American-style houses at Xd

Moderate to minor damage. Deformed walls and doors; failure of joints. Doors and window frames have failed. Wall covering has fallen down (15 kPa).

Moderate to minor damage. Deformed walls and doors; failure of joints. Doors and window frames have failed. Wall covering has fallen down (15 kPa).

Moderate tominor damage. Deformed walls and doors; failure of joints. Doors and window frames have failed. Wall covering has fallen down (15 kPa).

Minor damage. Comparable to a damage due to a storm; wooden walls fail, breakage of windows (7-10 kPa).

Minor damage. Comparable to a damage due to a storm; wooden walls fail, breakage of windows (7-10 kPa).

Minor damage. Comparable to a damage due to a storm; wooden walls fail, breakage of windows (7-10 kPa).

Moderate to minor damage. Deformed walls and doors; failure of joints. Doors and window frames have failed. Wall covering has fallen down (15 kPa).

Moderate to minor damage. Deformed walls and doors; failure of joints. Doors and window frames have failed. Wall covering has fallen down (15 kPa).

Moderate to minor damage. Deformed walls and doors; failure of joints. Doors and window frames have failed. Wall covering has fallen down (15 kPa).

Moderate to minor damage. Deformed walls and doors; failure of joints. Doors and window frames have failed. Wall covering has fallen down (15 kPa).

Moderate to minor damage. Deformed walls and doors; failure of joints. Doors and window frames have failed. Wall covering has fallen down (15 kPa).

Moderate to minor damage. Deformed walls and doors; failure of joints. Doors and window frames have failed. Wall covering has fallen down (15 kPa).

Damage to structures (empirical) at Xd

Walls made of concrete blocks have collapsed (15-20). Minor damage to steel frames (8-10 kPa). Connections between steel or aluminium ondulated plates have failed 7-14 kPa). The roof

Walls made of concrete blocks have collapsed (15-20). Minor damage to steel frames (8-10 kPa). Connections between steel or aluminium ondulated plates have failed 7-14 kPa). The roof

Walls made of concrete blocks have collapsed (15-20). Minor damage to steel frames (8-10 kPa). Connections between steel or aluminium ondulated plates have failed 7-14 kPa). The roof

Minor damage to steel frames (8-10 kPa). Connections between steel or aluminium ondulated plates have failed 7-14 kPa). The roof of a storage tank has collapsed (7 kPa).

Minor damage to steel frames (8-10 kPa). Connections between steel or aluminium ondulated plates have failed 7-14 kPa). The roof of a storage tank has collapsed (7 kPa).

Minor damage to steel frames (8-10 kPa). Connections between steel or aluminium ondulated plates have failed 7-14 kPa). The roof of a storage tank has collapsed (7 kPa).

Walls made of concrete blocks have collapsed (15-20). Minor damage to steel frames (8-10 kPa). Connections between steel or aluminium ondulated plates have failed 7-14 kPa). The roof

Walls made of concrete blocks have collapsed (15-20). Minor damage to steel frames (8-10 kPa). Connections between steel or aluminium ondulated plates have failed 7-14 kPa). The roof

Walls made of concrete blocks have collapsed (15-20). Minor damage to steel frames (8-10 kPa). Connections between steel or aluminium ondulated plates have failed 7-14 kPa). The roof

Walls made of concrete blocks have collapsed (15-20). Minor damage to steel frames (8-10 kPa). Connections between steel or aluminium ondulated plates have failed 7-14 kPa). The roof

Walls made of concrete blocks have collapsed (15-20). Minor damage to steel frames (8-10 kPa). Connections between steel or aluminium ondulated plates have failed 7-14 kPa). The roof

Walls made of concrete blocks have collapsed (15-20). Minor damage to steel frames (8-10 kPa). Connections between steel or aluminium ondulated plates have failed 7-14 kPa). The roof

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of a storage tank has collapsed (7 kPa).

of a storage tank has collapsed (7 kPa).

of a storage tank has collapsed (7 kPa).

of a storage tank has collapsed (7 kPa).

of a storage tank has collapsed (7 kPa).

of a storage tank has collapsed (7 kPa).

of a storage tank has collapsed (7 kPa).

of a storage tank has collapsed (7 kPa).

of a storage tank has collapsed (7 kPa).

Other information Main program Effects 8.1.8.6673 Chemical database DIPPR database Chemical source DIPPR Jan2010 Chemical source date 14/09/2010 Effects report created by ESLR2RH1F\andrea_silvasantos at 22/11/2013 9:21:45 UVCE ED Case description: HARDARM_L1_L_UVCE D3 ED (linked to Dense Gas Dispersion: Explosive mass - HARDARM_L1_L_DISPERSION D3 (linked to Pool evaporation - HARDARM_L1_L_EVAPORATION D3)) Model: Explosion (Multi Energy model) version: 5.03 (15/11/2013) Reference: Yellow Book CPR14E 3rd Edition - Chapter 5: Vapour cloud explosions compared to: HARDARM_L1_L_UVCE D9 ED (linked to Dense Gas Dispersion: Explosive mass - HARDARM_L1_L_DISPERSION D9 (linked to Pool evaporation - HARDARM_L1_L_EVAPORATION D9)) compared to: HARDARM_L1_L_UVCE E5 ED (linked to Dense Gas Dispersion: Explosive mass - HARDARM_L1_L_DISPERSION E5 (linked to Pool evaporation - HARDARM_L1_L_EVAPORATION E5)) compared to: HARDARM_L1_L_UVCE F2 ED (linked to Dense Gas Dispersion: Explosive mass - HARDARM_L1_L_DISPERSION F2 (linked to Pool evaporation - HARDARM_L1_L_EVAPORATION F2)) Parameters

Inputs

HARDARM_L1_L_UVCE D3 ED (linked to Dense Gas Dispersion: Explosive mass -HARDARM_L1_L_DISPERSION D3 (linked to Pool evaporation -HARDARM_L1_L_EVAPORATION D3))

HARDARM_L1_L_UVCE D9 ED (linked to Dense Gas Dispersion: Explosive mass -HARDARM_L1_L_DISPERSION D9 (linked to Pool evaporation -HARDARM_L1_L_EVAPORATION D9))

HARDARM_L1_L_UVCE E5 ED (linked to Dense Gas Dispersion: Explosive mass -HARDARM_L1_L_DISPERSION E5 (linked to Pool evaporation -HARDARM_L1_L_EVAPORATION E5))

HARDARM_L1_L_UVCE F2 ED (linked to Dense Gas Dispersion: Explosive mass -HARDARM_L1_L_DISPERSION F2 (linked to Pool evaporation -HARDARM_L1_L_EVAPORATION F2))

Chemical name (DIPPR)

METHANE (DIPPR) METHANE (DIPPR) METHANE (DIPPR) METHANE (DIPPR)

Ambient pressure (bar)

1,0151 1,0151 1,0151 1,0151

Total mass in explosive range (kg)

95750 35000 1,0534E05 53731

Fraction of flammable cloud confined (%)

8 8 8 8

Curve number

5 (Medium deflagration) 5 (Medium deflagration) 5 (Medium deflagration) 5 (Medium deflagration)

Distance from release (Xd) (m)

100 100 100 100

Offset between release point and cloud

239,77 162,39 130,23 535,58

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centre (m) Threshold overpressure (mbar)

160 160 160 160

X-coordinate of release (m)

0 0 0 0

Y-coordinate of release (m)

0 0 0 0

Predefined wind direction

N N N N

Wind comes from (North = 0 degrees) (deg)

0 0 0 0

Results

HARDARM_L1_L_UVCE D3 ED (linked to Dense Gas Dispersion: Explosive mass -HARDARM_L1_L_DISPERSION D3 (linked to Pool evaporation -HARDARM_L1_L_EVAPORATION D3))

HARDARM_L1_L_UVCE D9 ED (linked to Dense Gas Dispersion: Explosive mass -HARDARM_L1_L_DISPERSION D9 (linked to Pool evaporation -HARDARM_L1_L_EVAPORATION D9))

HARDARM_L1_L_UVCE E5 ED (linked to Dense Gas Dispersion: Explosive mass -HARDARM_L1_L_DISPERSION E5 (linked to Pool evaporation -HARDARM_L1_L_EVAPORATION E5))

HARDARM_L1_L_UVCE F2 ED (linked to Dense Gas Dispersion: Explosive mass -HARDARM_L1_L_DISPERSION F2 (linked to Pool evaporation -HARDARM_L1_L_EVAPORATION F2))

Confined mass in explosive range (kg)

7660 2800 8427,4 4298,5

Total combustion energy (MJ)

3,8324E05 1,4009E05 4,2163E05 2,1506E05

Peak overpressure at Xd (mbar)

186,89 135,85 191,52 156,71

Peak dynamic pressure at Xd (mbar)

39,917 18,348 42,915 25,521

Pressure impulse at Xd (Pa*s)

2885,9 1511,4 3052,3 2001,1

Positive phase

308,84 222,52 318,75 255,38

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duration at Xd (ms) Dist. from center mass of cloud at threshold overpressure (m)

118,66 84,841 122,49 97,871

Blast-wave shape at Xd

Pressure wave Pressure wave Pressure wave Pressure wave

Damage (general description) at Xd

Moderate damage (Zone C: 17 - 35 kPa).

Minor damage (Zone D: 3.5 - 17 kPa).

Moderate damage (Zone C: 17 - 35 kPa).

Minor damage (Zone D: 3.5 - 17 kPa).

Damage to brick houses at Xd

Not habitable without major repair works. Partial roof failures, 25% of all brick walls have failed, serious damage to the remaining carrying elements. Damage to windowframes and doors (7-15 kPa).

Not habitable without major repair works. Partial roof failures, 25% of all brick walls have failed, serious damage to the remaining carrying elements. Damage to windowframes and doors (7-15 kPa).

Not habitable without major repair works. Partial roof failures, 25% of all brick walls have failed, serious damage to the remaining carrying elements. Damage to windowframes and doors (7-15 kPa).

Not habitable without major repair works. Partial roof failures, 25% of all brick walls have failed, serious damage to the remaining carrying elements. Damage to windowframes and doors (7-15 kPa).

Damage to typical American-style houses at Xd

Moderate to minor damage. Deformed walls and doors; failure of joints. Doors and window frames have failed. Wall covering has fallen down (15 kPa).

Minor damage. Comparable to a damage due to a storm; wooden walls fail, breakage of windows (7-10 kPa).

Moderate to minor damage. Deformed walls and doors; failure of joints. Doors and window frames have failed. Wall covering has fallen down (15 kPa).

Moderate to minor damage. Deformed walls and doors; failure of joints. Doors and window frames have failed. Wall covering has fallen down (15 kPa).

Damage to structures (empirical) at Xd

Walls made of concrete blocks have collapsed (15-20). Minor damage to steel frames (8-10 kPa). Connections between steel or aluminium ondulated plates have failed 7-14 kPa). The roof of a storage tank has collapsed (7 kPa).

Minor damage to steel frames (8-10 kPa). Connections between steel or aluminium ondulated plates have failed 7-14 kPa). The roof of a storage tank has collapsed (7 kPa).

Walls made of concrete blocks have collapsed (15-20). Minor damage to steel frames (8-10 kPa). Connections between steel or aluminium ondulated plates have failed 7-14 kPa). The roof of a storage tank has collapsed (7 kPa).

Walls made of concrete blocks have collapsed (15-20). Minor damage to steel frames (8-10 kPa). Connections between steel or aluminium ondulated plates have failed 7-14 kPa). The roof of a storage tank has collapsed (7 kPa).

Other information Main program Effects 8.1.8.6673 Chemical database DIPPR database Chemical source DIPPR Jan2010 Chemical source date 14/09/2010 Effects report created by ESLR2RH1F\andrea_silvasantos at 15/11/2013 12:06:29 PFIRE Case description: HARDARM_L1_L_PFIRE D3 RZ Model: Pool fire version: 5.11 (21/11/2013) Reference: Yellow Book (CPR-14E), 3rd edition 1997, Paragraph 6.5.4 compared to: HARDARM_L1_L_PFIRE D9 RZ compared to: HARDARM_L1_L_PFIRE E5 RZ compared to: HARDARM_L1_L_PFIRE F2 RZ Parameters

Inputs HARDARM_L1_L_PFIRE D3 RZ

HARDARM_L1_L_PFIRE D9 RZ

HARDARM_L1_L_PFIRE E5 RZ

HARDARM_L1_L_PFIRE F2 RZ

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Chemical name (DIPPR)

METHANE (DIPPR) METHANE (DIPPR) METHANE (DIPPR) METHANE (DIPPR)

Pool size determination

Confined Confined Confined Confined

Total mass released (kg)

19298 19298 19298 19298

Mass flow rate of the source (kg/s)

Duration of the release (s)

Pool surface poolfire (m2)

10000 10000 10000 10000

Height of the observer position above ground level (m)

0 0 0 0

Height of the confined pool above ground level (m)

0 0 0 0

Hole diameter (mm)

Discharge coefficient (-)

Initial height of the liquid above release point (m)

Cross-sectional area of the tank (m2)

Pool thickness (mm)

Temperature of the pool (°C)

19 19 19 19

Pool burning rate

Calculate/Default Calculate/Default Calculate/Default Calculate/Default

Value of pool burning rate (kg/m2*s)

Fraction combustion heat radiated (%)

35 35 35 35

Soot Fraction Calculate/Default Calculate/Default Calculate/Default Calculate/Default Value of soot fraction (-)

Wind speed at 10 m height (m/s)

3 9 5 2

Ambient temperature (°C)

19 19 19 19

Ambient 75 75 75 75

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relative humidity (%) Amount of CO2 in atmosphere (%)

0,03 0,03 0,03 0,03

Distance from the centre of the pool (m)

1000 1000 1000 1000

Exposure duration to heat radiation (s)

75 75 75 75

Take protective effects of clothing into account

No No No No

X-coordinate of release (m)

0 0 0 0

Y-coordinate of release (m)

0 0 0 0

Predefined wind direction

N N N N

Wind comes from (North = 0 degrees) (deg)

0 0 0 0

Calculate all contours for

Physical effects Physical effects Physical effects Physical effects

Heat radiation level (lowest) for first contour plot (kW/m2)

7,3 7,3 7,3 7,3

Heat radiation level for second contour plot (kW/m2)

9,3 9,3 9,3 9,3

Heat radiation level (highest) for third contour plot (kW/m2)

13,4 13,4 13,4 13,4

Percentage of mortality for contour calculations (%)

Results HARDARM_L1_L_PFIRE D3 RZ

HARDARM_L1_L_PFIRE D9 RZ

HARDARM_L1_L_PFIRE E5 RZ

HARDARM_L1_L_PFIRE F2 RZ

Max Diameter of the Pool Fire (m)

112,84 112,84 112,84 112,84

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Heat radiation at X (kW/m2)

0,11465 0,083056 0,10169 0,12194

Heat radiation first contour at (m)

193,84 189,89 195,74 189,66

Heat radiation second contour at (m)

177,13 176,96 180,56 172,11

Heat radiation third contour at (m)

153,44 159,19 159,19 147,33

Combustion rate (kg/s)

780 780 780 780

Duration of the pool fire (s)

24,741 24,741 24,741 24,741

Heat emission from fire surface (kW/m2)

78,846 87,066 80,77 78,846

Flame tilt (deg)

37,614 53,697 45,489 31,201

View factor (%)

0,30773 0,19824 0,26527 0,32729

Atmospheric transmissivity (%)

47,253 48,121 47,462 47,253

Flame temperature (°C)

814,17 841,32 820,71 814,17

Height of the Flame (m)

94,407 80,225 90,764 94,407

Calculated pool surface area (m2)

10000 10000 10000 10000

Weight ratio of HCL/chemical (%)

0 0 0 0

Weight ratio of NO2/chemical (%)

0 0 0 0

Weight ratio of SO2/chemical (%)

0 0 0 0

Weight ratio of CO2/chemical (%)

274,4 274,4 274,4 274,4

Weight ratio of H2O/chemical (%)

224,69 224,69 224,69 224,69

Other information

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Main program Effects 8.1.8.6673 Chemical database DIPPR database Chemical source DIPPR Jan2010 Chemical source date 14/09/2010 Effects report created by ESLR2RH1F\andrea_silvasantos at 21/11/2013 8:47:38

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B.02B FLASHF Case description: HARDARM_L2_L_DISPERSION D3 (linked to Pool evaporation - HARDARM_L2_L_EVAPORATION D3) Model: Dense Gas Dispersion: Explosive mass version: 5.13 (19/06/2013) Reference: Yellow Book 3rd edition 1997 chapter 4; Ermak, D.L. User manual for SLAB Lawrence Livermore National Laboratory, June 1990 compared to: HARDARM_L2_L_DISPERSION D9 (linked to Pool evaporation - HARDARM_L2_L_EVAPORATION D9) compared to: HARDARM_L2_L_DISPERSION E5 (linked to Pool evaporation - HARDARM_L2_L_EVAPORATION E5) compared to: HARDARM_L2_L_DISPERSION F2 (linked to Pool evaporation - HARDARM_L2_L_EVAPORATION F2) Parameters

Inputs

HARDARM_L2_L_DISPERSION D3 (linked to Pool evaporation -HARDARM_L2_L_EVAPORATION D3)

HARDARM_L2_L_DISPERSION D9 (linked to Pool evaporation -HARDARM_L2_L_EVAPORATION D9)

HARDARM_L2_L_DISPERSION E5 (linked to Pool evaporation -HARDARM_L2_L_EVAPORATION E5)

HARDARM_L2_L_DISPERSION F2 (linked to Pool evaporation -HARDARM_L2_L_EVAPORATION F2)

Chemical name (DIPPR)

METHANE (DIPPR) METHANE (DIPPR) METHANE (DIPPR) METHANE (DIPPR)

Type of release

Evaporating pool release Evaporating pool release Evaporating pool release Evaporating pool release

Total mass released (kg)

Mass flow rate of the source (kg/s)

89,069 89,069 89,069 89,069

Duration of the release (s)

126,64 126,64 126,64 126,64

Initial liquid mass fraction (%)

Fixed pool surface (m2)

1363,7 1363,7 1363,7 1363,7

Diameter of expanded jet (m)

Temperature after release (°C)

-161,49 -161,49 -161,49 -161,49

X-coordinate of release (m)

0 0 0 0

Y-coordinate of release (m)

0 0 0 0

Z-coordinate (height) of

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release (m) Ambient temperature (°C)

19 19 19 19

Meteorological data

Pasquill Pasquill Pasquill Pasquill

Pasquill stability class

D (Neutral) D (Neutral) E (Stable) F (Very Stable)

Wind speed at 10 m height (m/s)

3 9 5 2

Inverse Monin-Obukhov length (1/L) (1/m)

Predefined wind direction

N N N N

Wind comes from (North = 0 degrees) (deg)

0 0 0 0

Ambient relative humidity (%)

75 75 75 75

Roughness length description

Cultivated land Cultivated land Cultivated land Cultivated land

Time t after start release (s)

120 120 120 120

Concentration averaging time (s)

20 20 20 20

Resolution of the time consuming graphs

Low Low Low Low

Results

HARDARM_L2_L_DISPERSION D3 (linked to Pool evaporation -HARDARM_L2_L_EVAPORATION D3)

HARDARM_L2_L_DISPERSION D9 (linked to Pool evaporation -HARDARM_L2_L_EVAPORATION D9)

HARDARM_L2_L_DISPERSION E5 (linked to Pool evaporation -HARDARM_L2_L_EVAPORATION E5)

HARDARM_L2_L_DISPERSION F2 (linked to Pool evaporation -HARDARM_L2_L_EVAPORATION F2)

Explosive mass at time t (kg)

3548,4 242,34 3208 7152

Height to LEL at time t (m)

11,2 4,8 8,6 22,8

Length of cloud (between

227,39 79,558 300,58 99,999

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LEL) at time t (m) Width of cloud (between LEL) at time t (m)

59,721 39,748 59,49 131,1

Offset between release location and LEL at time t (m)

-24,116 -19,405 -23,94 -25,165

Maximum explosive mass (kg)

3548,9 242,37 3208 7311,5

...at time tmem (s)

80 10 120 125

Start time where 95% of maximum of explosive mass is reached (s)

68,149 9,5 61,777 104,53

Time where explosive mass starts decreasing below 95% of max (s)

126,64 126,64 126,64 127,82

Length of cloud (between LEL) at time tmem (m)

215,92 79,552 300,58 99,999

Width of cloud (between LEL) at time tmem (m)

59,276 39,748 59,49 131,1

Offset between release location and LEL at time tmem (m)

-24,116 -19,405 -23,94 -25,165

Maximum area of explosive cloud (m2)

13636 2524,4 12857 28278

...at time tmac (s)

130 126,64 130 250

Explosive 3067,5 242,34 1814,7 2837,5

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mass at time tmac (kg) Length of cloud (between LEL) at time tmac (m)

320,02 79,558 502,13 123,92

Width of cloud (between LEL) at time tmac (m)

63,344 39,748 36,488 300,84

Offset between release location and LEL at time tmac (m)

-8,0251 -19,405 -11,317 229,56

Offset between release centre and cloud centre at time tmac (m)

151,98 20,374 239,75 291,52

Inverse Monin-Obukhov length (1/L) used (1/m)

0 0 0,011686 0,04733

Other information Main program Effects 8.1.8.6673 Chemical database DIPPR database Chemical source DIPPR Jan2010 Chemical source date 14/09/2010 Effects report created by ESLR2RH1F\andrea_silvasantos at 21/11/2013 10:27:18 UVCE Case description: HARDARM_L2_L_UVCE D3 Z1 (linked to Dense Gas Dispersion: Explosive mass - HARDARM_L2_L_DISPERSION D3 (linked to Pool evaporation - HARDARM_L2_L_EVAPORATION D3)) Model: Explosion (Multi Energy model) version: 5.03 (22/11/2013) Reference: Yellow Book CPR14E 3rd Edition - Chapter 5: Vapour cloud explosions compared to: HARDARM_L2_L_UVCE D3 Z2 (linked to Dense Gas Dispersion: Explosive mass - HARDARM_L2_L_DISPERSION D3 (linked to Pool evaporation - HARDARM_L2_L_EVAPORATION D3)) compared to: HARDARM_L2_L_UVCE D3 Z3 (linked to Dense Gas Dispersion: Explosive mass - HARDARM_L2_L_DISPERSION D3 (linked to Pool evaporation - HARDARM_L2_L_EVAPORATION D3)) compared to: HARDARM_L2_L_UVCE D9 Z1 (linked to Dense Gas Dispersion: Explosive mass - HARDARM_L2_L_DISPERSION D9 (linked to Pool evaporation - HARDARM_L2_L_EVAPORATION D9)) compared to: HARDARM_L2_L_UVCE D9 Z2 (linked to Dense Gas Dispersion: Explosive mass - HARDARM_L2_L_DISPERSION D9 (linked to Pool evaporation - HARDARM_L2_L_EVAPORATION D9)) compared to: HARDARM_L2_L_UVCE D9 Z3 (linked to Dense Gas Dispersion: Explosive mass - HARDARM_L2_L_DISPERSION D9 (linked to Pool evaporation - HARDARM_L2_L_EVAPORATION D9)) compared to: HARDARM_L2_L_UVCE E5 Z1 (linked to Dense Gas Dispersion: Explosive mass - HARDARM_L2_L_DISPERSION E5 (linked to Pool evaporation - HARDARM_L2_L_EVAPORATION E5)) compared to: HARDARM_L2_L_UVCE E5 Z2 (linked to Dense Gas Dispersion: Explosive mass -

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HARDARM_L2_L_DISPERSION E5 (linked to Pool evaporation - HARDARM_L2_L_EVAPORATION E5)) compared to: HARDARM_L2_L_UVCE E5 Z3 (linked to Dense Gas Dispersion: Explosive mass - HARDARM_L2_L_DISPERSION E5 (linked to Pool evaporation - HARDARM_L2_L_EVAPORATION E5)) compared to: HARDARM_L2_L_UVCE F2 Z1 (linked to Dense Gas Dispersion: Explosive mass - HARDARM_L2_L_DISPERSION F2 (linked to Pool evaporation - HARDARM_L2_L_EVAPORATION F2)) compared to: HARDARM_L2_L_UVCE F2 Z2 (linked to Dense Gas Dispersion: Explosive mass - HARDARM_L2_L_DISPERSION F2 (linked to Pool evaporation - HARDARM_L2_L_EVAPORATION F2)) compared to: HARDARM_L2_L_UVCE F2 Z3 (linked to Dense Gas Dispersion: Explosive mass - HARDARM_L2_L_DISPERSION F2 (linked to Pool evaporation - HARDARM_L2_L_EVAPORATION F2)) Parameters

Inputs

HARDARM_L2_L_UVCE D3 Z1 (linked to Dense Gas Dispersion: Explosive mass -HARDARM_L2_L_DISPERSION D3 (linked to Pool evaporation -HARDARM_L2_L_EVAPORATION D3))

HARDARM_L2_L_UVCE D3 Z2 (linked to Dense Gas Dispersion: Explosive mass -HARDARM_L2_L_DISPERSION D3 (linked to Pool evaporation -HARDARM_L2_L_EVAPORATION D3))

HARDARM_L2_L_UVCE D3 Z3 (linked to Dense Gas Dispersion: Explosive mass -HARDARM_L2_L_DISPERSION D3 (linked to Pool evaporation -HARDARM_L2_L_EVAPORATION D3))

HARDARM_L2_L_UVCE D9 Z1 (linked to Dense Gas Dispersion: Explosive mass -HARDARM_L2_L_DISPERSION D9 (linked to Pool evaporation -HARDARM_L2_L_EVAPORATION D9))

HARDARM_L2_L_UVCE D9 Z2 (linked to Dense Gas Dispersion: Explosive mass -HARDARM_L2_L_DISPERSION D9 (linked to Pool evaporation -HARDARM_L2_L_EVAPORATION D9))

HARDARM_L2_L_UVCE D9 Z3 (linked to Dense Gas Dispersion: Explosive mass -HARDARM_L2_L_DISPERSION D9 (linked to Pool evaporation -HARDARM_L2_L_EVAPORATION D9))

HARDARM_L2_L_UVCE E5 Z1 (linked to Dense Gas Dispersion: Explosive mass -HARDARM_L2_L_DISPERSION E5 (linked to Pool evaporation -HARDARM_L2_L_EVAPORATION E5))

HARDARM_L2_L_UVCE E5 Z2 (linked to Dense Gas Dispersion: Explosive mass -HARDARM_L2_L_DISPERSION E5 (linked to Pool evaporation -HARDARM_L2_L_EVAPORATION E5))

HARDARM_L2_L_UVCE E5 Z3 (linked to Dense Gas Dispersion: Explosive mass -HARDARM_L2_L_DISPERSION E5 (linked to Pool evaporation -HARDARM_L2_L_EVAPORATION E5))

HARDARM_L2_L_UVCE F2 Z1 (linked to Dense Gas Dispersion: Explosive mass -HARDARM_L2_L_DISPERSION F2 (linked to Pool evaporation -HARDARM_L2_L_EVAPORATION F2))

HARDARM_L2_L_UVCE F2 Z2 (linked to Dense Gas Dispersion: Explosive mass -HARDARM_L2_L_DISPERSION F2 (linked to Pool evaporation -HARDARM_L2_L_EVAPORATION F2))

HARDARM_L2_L_UVCE F2 Z3 (linked to Dense Gas Dispersion: Explosive mass -HARDARM_L2_L_DISPERSION F2 (linked to Pool evaporation -HARDARM_L2_L_EVAPORATION F2))

Chemical name (DIPPR)

METHANE (DIPPR)

METHANE (DIPPR)

METHANE (DIPPR)

METHANE (DIPPR)

METHANE (DIPPR)

METHANE (DIPPR)

METHANE (DIPPR)

METHANE (DIPPR)

METHANE (DIPPR)

METHANE (DIPPR)

METHANE (DIPPR)

METHANE (DIPPR)

Ambient pressure (bar)

1,0151 1,0151 1,0151 1,0151 1,0151 1,0151 1,0151 1,0151 1,0151 1,0151 1,0151 1,0151

Total mass in explosive range (kg

3067,5 3067,5 3067,5 242,34 242,34 242,34 1814,7 1814,7 1814,7 2837,5 2837,5 2837,5

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) Fraction of flammable cloud confined (%)

8 8 8 8 8 8 8 8 8 8 8 8

Curve number

5 (Medium deflagration)

5 (Medium deflagration)

5 (Medium deflagration)

5 (Medium deflagration)

5 (Medium deflagration)

5 (Medium deflagration)

5 (Medium deflagration)

5 (Medium deflagration)

5 (Medium deflagration)

5 (Medium deflagration)

5 (Medium deflagration)

5 (Medium deflagration)

Distance from release (Xd) (m)

100 100 100 100 100 100 100 100 100 100 100 100

Offset between release point and cloud centre (m)

151,98 151,98 151,98 20,374 20,374 20,374 239,75 239,75 239,75 291,52 291,52 291,52

Threshold overpressure (mbar)

170 360 900 170 360 900 170 360 900 170 360 900

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X-coordinate of release (m)

0 0 0 0 0 0 0 0 0 0 0 0

Y-coordinate of release (m)

0 0 0 0 0 0 0 0 0 0 0 0

Predefined wind direction

N N N N N N N N N N N N

Wind comes from (North = 0 degrees) (deg)

0 0 0 0 0 0 0 0 0 0 0 0

Results

HARDARM_L2_L_UVCE D3 Z1 (linked to Dense Gas Dispersion: Explosive mass -HARDARM_L2_L_DISPERSION D3

HARDARM_L2_L_UVCE D3 Z2 (linked to Dense Gas Dispersion: Explosive mass -HARDARM_L2_L_DISPERSION D3

HARDARM_L2_L_UVCE D3 Z3 (linked to Dense Gas Dispersion: Explosive mass -HARDARM_L2_L_DISPERSION D3

HARDARM_L2_L_UVCE D9 Z1 (linked to Dense Gas Dispersion: Explosive mass -HARDARM_L2_L_DISPERSION D9

HARDARM_L2_L_UVCE D9 Z2 (linked to Dense Gas Dispersion: Explosive mass -HARDARM_L2_L_DISPERSION D9

HARDARM_L2_L_UVCE D9 Z3 (linked to Dense Gas Dispersion: Explosive mass -HARDARM_L2_L_DISPERSION D9

HARDARM_L2_L_UVCE E5 Z1 (linked to Dense Gas Dispersion: Explosive mass -HARDARM_L2_L_DISPERSION E5

HARDARM_L2_L_UVCE E5 Z2 (linked to Dense Gas Dispersion: Explosive mass -HARDARM_L2_L_DISPERSION E5

HARDARM_L2_L_UVCE E5 Z3 (linked to Dense Gas Dispersion: Explosive mass -HARDARM_L2_L_DISPERSION E5

HARDARM_L2_L_UVCE F2 Z1 (linked to Dense Gas Dispersion: Explosive mass -HARDARM_L2_L_DISPERSION F2

HARDARM_L2_L_UVCE F2 Z2 (linked to Dense Gas Dispersion: Explosive mass -HARDARM_L2_L_DISPERSION F2

HARDARM_L2_L_UVCE F2 Z3 (linked to Dense Gas Dispersion: Explosive mass -HARDARM_L2_L_DISPERSION F2

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(linked to Pool evaporation -HARDARM_L2_L_EVAPORATION D3))

(linked to Pool evaporation -HARDARM_L2_L_EVAPORATION D3))

(linked to Pool evaporation -HARDARM_L2_L_EVAPORATION D3))

(linked to Pool evaporation -HARDARM_L2_L_EVAPORATION D9))

(linked to Pool evaporation -HARDARM_L2_L_EVAPORATION D9))

(linked to Pool evaporation -HARDARM_L2_L_EVAPORATION D9))

(linked to Pool evaporation -HARDARM_L2_L_EVAPORATION E5))

(linked to Pool evaporation -HARDARM_L2_L_EVAPORATION E5))

(linked to Pool evaporation -HARDARM_L2_L_EVAPORATION E5))

(linked to Pool evaporation -HARDARM_L2_L_EVAPORATION F2))

(linked to Pool evaporation -HARDARM_L2_L_EVAPORATION F2))

(linked to Pool evaporation -HARDARM_L2_L_EVAPORATION F2))

Confined mass in explosive range (kg)

245,4 245,4 245,4 19,387 19,387 19,387 145,18 145,18 145,18 227 227 227

Total combustion energy (MJ)

12278 12278 12278 969,98 969,98 969,98 7263,4 7263,4 7263,4 11357 11357 11357

Peak overpressure at Xd (mbar)

60,772 60,772 60,772 25,904 25,904 25,904 51,851 51,851 51,851 59,221 59,221 59,221

Peak dynamic pressure at Xd (mbar)

2,631 2,631 2,631 1,0151 1,0151 1,0151 1,7118 1,7118 1,7118 2,4677 2,4677 2,4677

Pres

310,81 310,81 310,81 58,124 58,124 58,124 224,51 224,51 224,51 295,27 295,27 295,27

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sure impulse at Xd (Pa*s) Positive phase duration at Xd (ms)

102,29 102,29 102,29 44,876 44,876 44,876 86,599 86,599 86,599 99,718 99,718 99,718

Dist. from center mass of cloud at threshold overpressure (m)

35,436 -1E100 -1E100 15,205 -1E100 -1E100 29,747 -1E100 -1E100 34,527 -1E100 -1E100

Blast-wave shape at Xd

Pressure wave

Pressure wave

Pressure wave

Shock Wave

Shock Wave

Shock Wave

Pressure wave

Pressure wave

Pressure wave

Pressure wave

Pressure wave

Pressure wave

Damage (general descr

Minor damage (Zone D: 3.5 - 17 kPa).

Minor damage (Zone D: 3.5 - 17 kPa).

Minor damage (Zone D: 3.5 - 17 kPa).

No damage or very minor damage

No damage or very minor damage

No damage or very minor damage

Minor damage (Zone D: 3.5 - 17 kPa).

Minor damage (Zone D: 3.5 - 17 kPa).

Minor damage (Zone D: 3.5 - 17 kPa).

Minor damage (Zone D: 3.5 - 17 kPa).

Minor damage (Zone D: 3.5 - 17 kPa).

Minor damage (Zone D: 3.5 - 17 kPa).

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iption) at Xd

Damage to brick houses at Xd

Habitable after relatively easy repairs. Minor structural damage (3 kPa).

Habitable after relatively easy repairs. Minor structural damage (3 kPa).

Habitable after relatively easy repairs. Minor structural damage (3 kPa).

Damage to roofs, ceilings, minor crack formation in plastering, more than 1% damage to glass panels (1 - 1.5 kPa)

Damage to roofs, ceilings, minor crack formation in plastering, more than 1% damage to glass panels (1 - 1.5 kPa)

Damage to roofs, ceilings, minor crack formation in plastering, more than 1% damage to glass panels (1 - 1.5 kPa)

Habitable after relatively easy repairs. Minor structural damage (3 kPa).

Habitable after relatively easy repairs. Minor structural damage (3 kPa).

Habitable after relatively easy repairs. Minor structural damage (3 kPa).

Habitable after relatively easy repairs. Minor structural damage (3 kPa).

Habitable after relatively easy repairs. Minor structural damage (3 kPa).

Habitable after relatively easy repairs. Minor structural damage (3 kPa).

Damage to typical American-style houses at Xd

No damage or very minor damage

No damage or very minor damage

No damage or very minor damage

No damage or very minor damage

No damage or very minor damage

No damage or very minor damage

No damage or very minor damage

No damage or very minor damage

No damage or very minor damage

No damage or very minor damage

No damage or very minor damage

No damage or very minor damage

Damage to structures (empirical) at Xd

No damage or very minor damage

No damage or very minor damage

No damage or very minor damage

No damage or very minor damage

No damage or very minor damage

No damage or very minor damage

No damage or very minor damage

No damage or very minor damage

No damage or very minor damage

No damage or veryminor damage

No damage or very minor damage

No damage or very minor damage

Other information Main program Effects 8.1.8.6673 Chemical database DIPPR database Chemical source DIPPR Jan2010 Chemical source date 14/09/2010 Effects report created by ESLR2RH1F\andrea_silvasantos at 22/11/2013 9:26:44 UVCE ED Case description: HARDARM_L2_L_UVCE D3 ED (linked to Dense Gas Dispersion: Explosive mass - HARDARM_L2_L_DISPERSION D3 (linked to Pool evaporation - HARDARM_L2_L_EVAPORATION D3))

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Ref: 02-901-188098-12141-Revision 2 Page E.233 of E.425

Model: Explosion (Multi Energy model) version: 5.03 (15/11/2013) Reference: Yellow Book CPR14E 3rd Edition - Chapter 5: Vapour cloud explosions compared to: HARDARM_L2_L_UVCE D9 ED (linked to Dense Gas Dispersion: Explosive mass - HARDARM_L2_L_DISPERSION D9 (linked to Pool evaporation - HARDARM_L2_L_EVAPORATION D9)) compared to: HARDARM_L2_L_UVCE E5 ED (linked to Dense Gas Dispersion: Explosive mass - HARDARM_L2_L_DISPERSION E5 (linked to Pool evaporation - HARDARM_L2_L_EVAPORATION E5)) compared to: HARDARM_L2_L_UVCE F2 ED (linked to Dense Gas Dispersion: Explosive mass - HARDARM_L2_L_DISPERSION F2 (linked to Pool evaporation - HARDARM_L2_L_EVAPORATION F2)) Parameters

Inputs

HARDARM_L2_L_UVCE D3 ED (linked to Dense Gas Dispersion: Explosive mass -HARDARM_L2_L_DISPERSION D3 (linked to Pool evaporation -HARDARM_L2_L_EVAPORATION D3))

HARDARM_L2_L_UVCE D9 ED (linked to Dense Gas Dispersion: Explosive mass -HARDARM_L2_L_DISPERSION D9 (linked to Pool evaporation -HARDARM_L2_L_EVAPORATION D9))

HARDARM_L2_L_UVCE E5 ED (linked to Dense Gas Dispersion: Explosive mass -HARDARM_L2_L_DISPERSION E5 (linked to Pool evaporation -HARDARM_L2_L_EVAPORATION E5))

HARDARM_L2_L_UVCE F2 ED (linked to Dense Gas Dispersion: Explosive mass -HARDARM_L2_L_DISPERSION F2 (linked to Pool evaporation -HARDARM_L2_L_EVAPORATION F2))

Chemical name (DIPPR)

METHANE (DIPPR) METHANE (DIPPR) METHANE (DIPPR) METHANE (DIPPR)

Ambient pressure (bar)

1,0151 1,0151 1,0151 1,0151

Total mass in explosive range (kg)

3067,5 242,34 1814,7 2837,5

Fraction of flammable cloud confined (%)

8 8 8 8

Curve number

5 (Medium deflagration) 5 (Medium deflagration) 5 (Medium deflagration) 5 (Medium deflagration)

Distance from release (Xd) (m)

100 100 100 100

Offset between release point and cloud centre (m)

151,98 20,374 239,75 291,52

Threshold overpressure (mbar)

160 160 160 160

X-coordinate of release (m)

0 0 0 0

Y-coordinate of release

0 0 0 0

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Project for a new LNG regasification facility to be located in the Marsaxlokk Bay – QRA PRELIMINARY REPORT

Ref: 02-901-188098-12141-Revision 2 Page E.234 of E.425

(m) Predefined wind direction

N N N N

Wind comes from (North = 0 degrees) (deg)

0 0 0 0

Results

HARDARM_L2_L_UVCE D3 ED (linked to Dense Gas Dispersion: Explosive mass -HARDARM_L2_L_DISPERSION D3 (linked to Pool evaporation -HARDARM_L2_L_EVAPORATION D3))

HARDARM_L2_L_UVCE D9 ED (linked to Dense Gas Dispersion: Explosive mass -HARDARM_L2_L_DISPERSION D9 (linked to Pool evaporation -HARDARM_L2_L_EVAPORATION D9))

HARDARM_L2_L_UVCE E5 ED (linked to Dense Gas Dispersion: Explosive mass -HARDARM_L2_L_DISPERSION E5 (linked to Pool evaporation -HARDARM_L2_L_EVAPORATION E5))

HARDARM_L2_L_UVCE F2 ED (linked to Dense Gas Dispersion: Explosive mass -HARDARM_L2_L_DISPERSION F2 (linked to Pool evaporation -HARDARM_L2_L_EVAPORATION F2))

Confined mass in explosive range (kg)

245,4 19,387 145,18 227

Total combustion energy (MJ)

12278 969,98 7263,4 11357

Peak overpressure at Xd (mbar)

60,772 25,904 51,851 59,221

Peak dynamic pressure at Xd (mbar)

2,631 1,0151 1,7118 2,4677

Pressure impulse at Xd (Pa*s)

310,81 58,124 224,51 295,27

Positive phase duration at Xd (ms)

102,29 44,876 86,599 99,718

Dist. from center mass of cloud at threshold overpressure (m)

37,686 16,17 31,636 36,719

Blast-wave shape at Xd

Pressure wave Shock Wave Pressure wave Pressure wave

Damage (general

Minor damage (Zone D: 3.5 - 17 kPa).

No damage or very minor damage

Minor damage (Zone D: 3.5 - 17 kPa).

Minor damage (Zone D: 3.5 - 17 kPa).

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Project for a new LNG regasification facility to be located in the Marsaxlokk Bay – QRA PRELIMINARY REPORT

Ref: 02-901-188098-12141-Revision 2 Page E.235 of E.425

description) at Xd

Damage to brick houses at Xd

Habitable after relatively easy repairs. Minor structural damage (3 kPa).

Damage to roofs, ceilings, minor crack formation in plastering, more than 1% damage to glass panels (1 - 1.5 kPa)

Habitable after relatively easy repairs. Minor structural damage (3 kPa).

Habitable after relatively easy repairs. Minor structural damage (3 kPa).

Damage to typical American-style houses at Xd

No damage or very minor damage

No damage or very minor damage

No damage or very minor damage

No damage or very minor damage

Damage to structures (empirical) at Xd

No damage or very minor damage

No damage or very minor damage

No damage or very minor damage

No damage or very minor damage

Other information Main program Effects 8.1.8.6673 Chemical database DIPPR database Chemical source DIPPR Jan2010 Chemical source date 14/09/2010 Effects report created by ESLR2RH1F\andrea_silvasantos at 15/11/2013 12:09:37 PFIRE Case description: HARDARM_L2_L_PFIRE D3 RZ (linked to Liquefied Gas Bottom Discharge (TPDIS model) - ship-shore b rev release copy) Model: Pool fire version: 5.11 (21/11/2013) Reference: Yellow Book (CPR-14E), 3rd edition 1997, Paragraph 6.5.4 compared to: HARDARM_L2_L_PFIRE D9 RZ (linked to Liquefied Gas Bottom Discharge (TPDIS model) - ship-shore b rev release copy) compared to: HARDARM_L2_L_PFIRE E5 RZ (linked to Liquefied Gas Bottom Discharge (TPDIS model) - ship-shore b rev release copy) compared to: HARDARM_L2_L_PFIRE F2 RZ (linked to Liquefied Gas Bottom Discharge (TPDIS model) - ship-shore b rev release copy) Parameters

Inputs

HARDARM_L2_L_PFIRE D3 RZ (linked to Liquefied Gas Bottom Discharge (TPDIS model) - ship-shore b rev release copy)

HARDARM_L2_L_PFIRE D9 RZ (linked to Liquefied Gas Bottom Discharge (TPDIS model) - ship-shore b rev release copy)

HARDARM_L2_L_PFIRE E5 RZ (linked to Liquefied Gas Bottom Discharge (TPDIS model) - ship-shore b rev release copy)

HARDARM_L2_L_PFIRE F2 RZ (linked to Liquefied Gas Bottom Discharge (TPDIS model) - ship-shore b rev release copy)

Chemical name (DIPPR)

METHANE (DIPPR) METHANE (DIPPR) METHANE (DIPPR) METHANE (DIPPR)

Pool size determination

Confined Confined Confined Confined

Total mass released (kg)

0,003991 0,003991 0,003991 0,003991

Mass flow rate of the source (kg/s)

3,3103E-05 3,3103E-05 3,3103E-05 3,3103E-05

Duration of the release (s)

120 120 120 120

Pool surface poolfire (m2)

10000 10000 10000 10000

Height of the 0 0 0 0

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Project for a new LNG regasification facility to be located in the Marsaxlokk Bay – QRA PRELIMINARY REPORT

Ref: 02-901-188098-12141-Revision 2 Page E.236 of E.425

observer position above ground level (m) Height of the confined pool above ground level (m)

0 0 0 0

Hole diameter (mm)

0,15 0,15 0,15 0,15

Discharge coefficient (-)

0,62 0,62 0,62 0,62

Initial height of the liquidabove release point (m)

Cross-sectional area of the tank (m2)

Pool thickness (mm)

Temperature of the pool (°C)

19 19 19 19

Pool burning rate

Calculate/Default Calculate/Default Calculate/Default Calculate/Default

Value of pool burning rate (kg/m2*s)

Fraction combustion heat radiated (%)

35 35 35 35

Soot Fraction Calculate/Default Calculate/Default Calculate/Default Calculate/Default Value of soot fraction (-)

Wind speed at 10 m height (m/s)

3 9 5 2

Ambient temperature (°C)

19 19 19 19

Ambient relative humidity (%)

75 75 75 75

Amount of CO2 in atmosphere (%)

0,03 0,03 0,03 0,03

Distance from the centre of the pool (m)

1000 1000 1000 1000

Exposure duration to heat radiation (s)

75 75 75 75

Take protective

No No No No

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Project for a new LNG regasification facility to be located in the Marsaxlokk Bay – QRA PRELIMINARY REPORT

Ref: 02-901-188098-12141-Revision 2 Page E.237 of E.425

effects of clothing into account X-coordinate of release (m)

0 0 0 0

Y-coordinate of release (m)

0 0 0 0

Predefined wind direction

N N N N

Wind comes from (North = 0 degrees) (deg)

0 0 0 0

Calculate all contours for

Physical effects Physical effects Physical effects Physical effects

Heat radiation level (lowest) for first contour plot (kW/m2)

7,3 7,3 7,3 7,3

Heat radiation level for second contour plot (kW/m2)

9,3 9,3 9,3 9,3

Heat radiation level (highest) for third contour plot (kW/m2)

13,4 13,4 13,4 13,4

Percentage of mortality for contour calculations (%)

Results

HARDARM_L2_L_PFIRE D3 RZ (linked to Liquefied Gas Bottom Discharge (TPDIS model) - ship-shore b rev release copy)

HARDARM_L2_L_PFIRE D9 RZ (linked to Liquefied Gas Bottom Discharge (TPDIS model) - ship-shore b rev release copy)

HARDARM_L2_L_PFIRE E5 RZ (linked to Liquefied Gas Bottom Discharge (TPDIS model) - ship-shore b rev release copy)

HARDARM_L2_L_PFIRE F2 RZ (linked to Liquefied Gas Bottom Discharge (TPDIS model) - ship-shore b rev release copy)

Max Diameter of the Pool Fire (m)

112,84 112,84 112,84 112,84

Heat radiation at X (kW/m2)

0,11465 0,083056 0,10169 0,12194

Heat radiation first contour at (m)

193,84 189,89 195,74 189,66

Heat radiation second contour at (m)

177,13 176,96 180,56 172,11

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Project for a new LNG regasification facility to be located in the Marsaxlokk Bay – QRA PRELIMINARY REPORT

Ref: 02-901-188098-12141-Revision 2 Page E.238 of E.425

Heat radiation third contour at (m)

153,44 159,19 159,19 147,33

Combustion rate (kg/s)

780 780 780 780

Duration of the pool fire (s)

5,1167E-06 5,1167E-06 5,1167E-06 5,1167E-06

Heat emission from fire surface (kW/m2)

78,846 87,066 80,77 78,846

Flame tilt (deg)

37,614 53,697 45,489 31,201

View factor (%)

0,30773 0,19824 0,26527 0,32729

Atmospheric transmissivity (%)

47,253 48,121 47,462 47,253

Flame temperature (°C)

814,17 841,32 820,71 814,17

Height of the Flame (m)

94,407 80,225 90,764 94,407

Calculated pool surface area (m2)

10000 10000 10000 10000

Weight ratio of HCL/chemical (%)

0 0 0 0

Weight ratio of NO2/chemical (%)

0 0 0 0

Weight ratio of SO2/chemical (%)

0 0 0 0

Weight ratio of CO2/chemical (%)

274,4 274,4 274,4 274,4

Weight ratio of H2O/chemical (%)

224,69 224,69 224,69 224,69

Other information Main program Effects 8.1.8.6673 Chemical database DIPPR database Chemical source DIPPR Jan2010 Chemical source date 14/09/2010 Effects report created by ESLR2RH1F\andrea_silvasantos at 21/11/2013 8:48:02

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Project for a new LNG regasification facility to be located in the Marsaxlokk Bay – QRA PRELIMINARY REPORT

Ref: 02-901-188098-12141-Revision 2 Page E.239 of E.425

B.03A FLASHF Case description: B03a DISP D3 (linked to Pool evaporation - B03a EVAP D3) Model: Dense Gas Dispersion: Explosive mass version: 5.13 (06/11/2013) Reference: Yellow Book 3rd edition 1997 chapter 4; Ermak, D.L. User manual for SLAB Lawrence Livermore National Laboratory, June 1990 compared to: B03a DISP D9 (linked to Pool evaporation - B03a EVAP D9) compared to: B03a DISP E5 (linked to Pool evaporation - B03a EVAP E5) compared to: B03a DISP F2 (linked to Pool evaporation - B03a EVAP F2) Parameters

Inputs B03a DISP D3 (linked to Pool evaporation -B03a EVAP D3)

B03a DISP D9 (linked to Pool evaporation -B03a EVAP D9)

B03a DISP E5 (linked to Pool evaporation - B03a EVAP E5)

B03a DISP F2 (linked to Pool evaporation -B03a EVAP F2)

Chemical name (DIPPR) METHANE (DIPPR) METHANE (DIPPR) METHANE (DIPPR) METHANE (DIPPR)

Type of release Evaporating pool release

Evaporating pool release

Evaporating pool release

Evaporating pool release

Total mass released (kg) Mass flow rate of the source (kg/s)

774,5 774,5 774,5 774,5

Duration of the release (s)

54,938 54,938 54,938 54,938

Initial liquid mass fraction (%)

Fixed pool surface (m2) 8759,1 8759,1 8759,1 8759,1 Diameter of expanded jet (m)

Temperature after release (°C)

-161,49 -161,49 -161,49 -161,49

X-coordinate of release (m)

0 0 0 0

Y-coordinate of release (m)

0 0 0 0

Z-coordinate (height) of release (m)

Ambient temperature (°C)

19 19 19 19

Meteorological data Pasquill Pasquill Pasquill Pasquill Pasquill stability class D (Neutral) D (Neutral) E (Stable) F (Very Stable) Wind speed at 10 m height (m/s)

3 9 5 2

Inverse Monin-Obukhov length (1/L) (1/m)

Predefined wind direction User defined User defined User defined User defined Wind comes from (North = 0 degrees) (deg)

270 270 270 270

Ambient relative humidity (%)

75 75 75 75

Roughness length description

Regular large obstacle coverage (suburb or forest).

Regular large obstacle coverage (suburb or forest).

Regular large obstacle coverage (suburb or forest).

Regular large obstacle coverage (suburb or forest).

Time t after start release (s)

120 120 120 120

Concentration averaging time (s)

20 20 20 20

Resolution of the time consuming graphs

Low Low Low Low

Results B03a DISP D3 (linked to Pool evaporation -B03a EVAP D3)

B03a DISP D9 (linked to Pool evaporation -B03a EVAP D9)

B03a DISP E5 (linked to Pool evaporation - B03a EVAP E5)

B03a DISP F2 (linked to Pool evaporation -B03a EVAP F2)

Explosive mass at time t (kg)

7228,8 0 0 28734

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Project for a new LNG regasification facility to be located in the Marsaxlokk Bay – QRA PRELIMINARY REPORT

Ref: 02-901-188098-12141-Revision 2 Page E.240 of E.425

Height to LEL at time t (m)

21,7 0 0 27

Length of cloud (between LEL) at time t (m)

208,55 0 0 302,55

Width of cloud (between LEL) at time t (m)

85,284 0 0 91,93

Offset between release location and LEL at time t (m)

234,22 0 0 13,807

Maximum explosive mass (kg)

24411 8987,6 29489 32372

...at time tmem (s) 50 30 60 75 Start time where 95% of maximum of explosive mass is reached (s)

-1E100 24,509 50,255 -1E100

Time where explosive mass starts decreasing below 95% of max (s)

54,938 54,938 61,44 54,938

Length of cloud (between LEL) at time tmem (m)

235,09 293,33 183,64 242,62

Width of cloud (between LEL) at time tmem (m)

150,49 121,52 162,02 108,9

Offset between release location and LEL at time tmem (m)

-17,351 -55,127 -11,818 -40,724

Maximum area of explosive cloud (m2)

29801 28143 31642 52817

...at time tmac (s) 50 54,938 54,938 300 Explosive mass at time tmac (kg)

24411 8985,2 27975 8896,7

Length of cloud (between LEL) at time tmac (m)

235,09 296,96 218,62 392,69

Width of cloud (between LEL) at time tmac (m)

150,49 121,03 160,9 169,42

Offset between release location and LEL at time tmac (m)

-17,351 -55,127 -61,747 318,66

Offset between release centre and cloud centre at time tmac (m)

100,19 93,352 47,564 515,01

Inverse Monin-Obukhov length (1/L) used (1/m)

0 0 0,0081 0,0385

Other information Main program Effects 8.1.8.6673 Chemical database DIPPR database Chemical source DIPPR Jan2010 Chemical source date 14/09/2010 Effects report created by ESLR2RH1F\andrea_silvasantos at 21/11/2013 10: UVCE Case description: B03a UVCE D3 Z1 (linked to Dense Gas Dispersion: Explosive mass - B03a DISP D3 (linked to Pool evaporation - B03a EVAP D3)) Model: Explosion (Multi Energy model) version: 5.03 (22/11/2013) Reference: Yellow Book CPR14E 3rd Edition - Chapter 5: Vapour cloud explosions compared to: B03a UVCE D3 Z2 (linked to Dense Gas Dispersion: Explosive mass - B03a DISP D3 (linked to Pool evaporation - B03a EVAP D3)) compared to: B03a UVCE D3 Z3 (linked to Dense Gas Dispersion: Explosive mass - B03a DISP D3 (linked to Pool evaporation - B03a EVAP D3)) compared to: B03a UVCE D9 Z1 (linked to Dense Gas Dispersion: Explosive mass - B03a DISP D9 (linked to Pool evaporation - B03a EVAP D9)) compared to: B03a UVCE D9 Z2 (linked to Dense Gas Dispersion: Explosive mass - B03a DISP D9 (linked to Pool evaporation - B03a EVAP D9))

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Project for a new LNG regasification facility to be located in the Marsaxlokk Bay – QRA PRELIMINARY REPORT

Ref: 02-901-188098-12141-Revision 2 Page E.241 of E.425

compared to: B03a UVCE D9 Z3 (linked to Dense Gas Dispersion: Explosive mass - B03a DISP D9 (linked to Pool evaporation - B03a EVAP D9)) compared to: B03a UVCE E5 Z1 (linked to Dense Gas Dispersion: Explosive mass - B03a DISP E5 (linked to Pool evaporation - B03a EVAP E5)) compared to: B03a UVCE E5 Z2 (linked to Dense Gas Dispersion: Explosive mass - B03a DISP E5 (linked to Pool evaporation - B03a EVAP E5)) compared to: B03a UVCE E5 Z3 (linked to Dense Gas Dispersion: Explosive mass - B03a DISP E5 (linked to Pool evaporation - B03a EVAP E5)) compared to: B03a UVCE F2 Z1 (linked to Dense Gas Dispersion: Explosive mass - B03a DISP F2 (linked to Pool evaporation - B03a EVAP F2)) compared to: B03a UVCE F2 Z2 (linked to Dense Gas Dispersion: Explosive mass - B03a DISP F2 (linked to Pool evaporation - B03a EVAP F2)) compared to: B03a UVCE F2 Z3 (linked to Dense Gas Dispersion: Explosive mass - B03a DISP F2 (linked to Pool evaporation - B03a EVAP F2)) Parameters

Inputs

B03a UVCE D3 Z1 (linked to Dense Gas Dispersion: Explosive mass -B03a DISP D3 (linked to Pool evaporation -B03a EVAP D3))

B03a UVCE D3 Z2 (linked to Dense Gas Dispersion: Explosive mass -B03a DISP D3 (linked to Pool evaporation -B03a EVAP D3))

B03a UVCE D3 Z3 (linked to Dense Gas Dispersion: Explosive mass - B03a DISP D3 (linked to Pool evaporation - B03a EVAP D3))

B03a UVCE D9 Z1 (linked to Dense Gas Dispersion: Explosive mass -B03a DISP D9 (linked to Pool evaporation -B03a EVAP D9))

B03a UVCE D9 Z2 (linked to Dense Gas Dispersion: Explosive mass -B03a DISP D9 (linked to Pool evaporation -B03a EVAP D9))

B03a UVCE D9 Z3 (linked to Dense Gas Dispersion: Explosive mass -B03a DISP D9 (linked to Pool evaporation -B03a EVAP D9))

B03a UVCE E5 Z1 (linked to Dense Gas Dispersion: Explosive mass - B03a DISP E5 (linked to Pool evaporation - B03a EVAP E5))

B03a UVCE E5 Z2 (linked to Dense Gas Dispersion: Explosive mass -B03a DISP E5 (linked to Pool evaporation -B03a EVAP E5))

B03a UVCE E5 Z3 (linked to Dense Gas Dispersion: Explosive mass - B03a DISP E5 (linked to Pool evaporation - B03a EVAP E5))

B03a UVCE F2 Z1 (linked to Dense Gas Dispersion: Explosive mass -B03a DISP F2 (linked to Pool evaporation -B03a EVAP F2))

B03a UVCE F2 Z2 (linked to Dense Gas Dispersion: Explosive mass - B03a DISP F2 (linked to Pool evaporation - B03a EVAP F2))

B03a UVCE F2 Z3 (linked to Dense Gas Dispersion: Explosive mass -B03a DISP F2 (linked to Pool evaporation -B03a EVAP F2))

Chemical name (DIPPR)

METHANE (DIPPR)

METHANE (DIPPR)

METHANE (DIPPR)

METHANE (DIPPR)

METHANE (DIPPR)

METHANE (DIPPR)

METHANE (DIPPR)

METHANE (DIPPR)

METHANE (DIPPR)

METHANE (DIPPR)

METHANE (DIPPR)

METHANE (DIPPR)

Ambient pressure (bar)

1,0151 1,0151 1,0151 1,0151 1,0151 1,0151 1,0151 1,0151 1,0151 1,0151 1,0151 1,0151

Total mass in explosive range (kg)

24411 24411 24411 8985,2 8985,2 8985,2 27975 27975 27975 8896,7 8896,7 8896,7

Fraction of flammable cloud confined (%)

8 8 8 8 8 8 8 8 8 8 8 8

Curve number

5 (Medium deflagration)

5 (Medium deflagration)

5 (Medium deflagration)

5 (Medium deflagration)

5 (Medium deflagration)

5 (Medium deflagration)

5 (Medium deflagration)

5 (Medium deflagration)

5 (Medium deflagration)

5 (Medium deflagration)

5 (Medium deflagration)

5 (Medium deflagration)

Distance from release

50 50 50 50 50 50 50 50 50 50 50 50

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Project for a new LNG regasification facility to be located in the Marsaxlokk Bay – QRA PRELIMINARY REPORT

Ref: 02-901-188098-12141-Revision 2 Page E.242 of E.425

(Xd) (m) Offset between release point and cloud centre (m)

100,19 100,19 100,19 93,352 93,352 93,352 47,564 47,564 47,564 515,01 515,01 515,01

Threshold overpressure (mbar)

170 360 900 170 360 900 170 360 900 170 360 900

X-coordinate of release (m)

0 0 0 0 0 0 0 0 0 0 0 0

Y-coordinate of release (m)

0 0 0 0 0 0 0 0 0 0 0 0

Predefined wind direction

User defined

User defined

User defined

User defined

User defined

User defined

User defined

User defined

User defined

User defined

User defined

User defined

Wind comes from (North = 0 degrees) (deg)

270 270 270 270 270 270 270 270 270 270 270 270

Results

B03a UVCE D3 Z1 (linked to Dense Gas Dispersion: Explosive mass -B03a DISP D3 (linked to Pool evaporation -B03a EVAP D3))

B03a UVCE D3 Z2 (linked to Dense Gas Dispersion: Explosive mass -B03a DISP D3 (linked to Pool evaporation -B03a EVAP D3))

B03a UVCE D3 Z3 (linked to Dense Gas Dispersion: Explosive mass - B03a DISP D3 (linked to Pool evaporation - B03a EVAP D3))

B03a UVCE D9 Z1 (linked to Dense Gas Dispersion: Explosive mass -B03a DISP D9 (linked to Pool evaporation -B03a EVAP D9))

B03a UVCE D9 Z2 (linked to Dense Gas Dispersion: Explosive mass -B03a DISP D9 (linked to Pool evaporation -B03a EVAP D9))

B03a UVCE D9 Z3 (linked to Dense Gas Dispersion: Explosive mass -B03a DISP D9 (linked to Pool evaporation -B03a EVAP D9))

B03a UVCE E5 Z1 (linked to Dense Gas Dispersion: Explosive mass - B03a DISP E5 (linked to Pool evaporation - B03a EVAP E5))

B03a UVCE E5 Z2 (linked to Dense Gas Dispersion: Explosive mass -B03a DISP E5 (linked to Pool evaporation -B03a EVAP E5))

B03a UVCE E5 Z3 (linked to Dense Gas Dispersion: Explosive mass - B03a DISP E5 (linked to Pool evaporation - B03a EVAP E5))

B03a UVCE F2 Z1 (linked to Dense Gas Dispersion: Explosive mass -B03a DISP F2 (linked to Pool evaporation -B03a EVAP F2))

B03a UVCE F2 Z2 (linked to Dense Gas Dispersion: Explosive mass - B03a DISP F2 (linked to Pool evaporation - B03a EVAP F2))

B03a UVCE F2 Z3 (linked to Dense Gas Dispersion: Explosive mass -B03a DISP F2 (linked to Pool evaporation -B03a EVAP F2))

Confined mass in explosi

1952,9 1952,9 1952,9 718,82 718,82 718,82 2238 2238 2238 711,74 711,74 711,74

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ve range (kg) Total combustion energy (MJ)

97704 97704 97704 35963 35963 35963 1,1197E05

1,1197E05

1,1197E05

35609 35609 35609

Peak overpressure at Xd (mbar)

206,07 206,07 206,07 172,41 172,41 172,41 206,07 206,07 206,07 171,84 171,84 171,84

Peak dynamic pressure at Xd (mbar)

66,176 66,176 66,176 31,564 31,564 31,564 72,107 72,107 72,107 31,353 31,353 31,353

Pressure impulse at Xd (Pa*s)

2138,5 2138,5 2138,5 1210,6 1210,6 1210,6 2277,9 2277,9 2277,9 1202,7 1202,7 1202,7

Positive phase duration at Xd (ms)

207,55 207,55 207,55 140,44 140,44 140,44 221,08 221,08 221,08 139,98 139,98 139,98

Dist. from center mass of cloud at threshold overpressure (m)

70,747 -1E100 -1E100 50,702 -1E100 -1E100 74,035 -1E100 -1E100 50,534 -1E100 -1E100

Blast-wave shape at Xd

Pressure wave

Pressure wave

Pressure wave

Pressure wave

Pressure wave

Pressure wave

Pressure wave

Pressure wave

Pressure wave

Pressure wave

Pressure wave

Pressure wave

Damage (general description) at Xd

Moderate damage (Zone C: 17 - 35 kPa).

Moderate damage (Zone C: 17 - 35 kPa).

Moderate damage (Zone C: 17 - 35 kPa).

Moderate damage (Zone C: 17 - 35 kPa).

Moderate damage (Zone C: 17 - 35 kPa).

Moderate damage (Zone C: 17 - 35 kPa).

Moderate damage (Zone C: 17 - 35 kPa).

Moderate damage (Zone C: 17 - 35 kPa).

Moderate damage (Zone C: 17 - 35 kPa).

Moderate damage (Zone C: 17 - 35 kPa).

Moderate damage (Zone C: 17 - 35 kPa).

Moderate damage (Zone C: 17 - 35 kPa).

Damage to brick houses at Xd

Not habitable without major repair works. Partial roof failures, 25% of all brick walls

Not habitable without major repair works. Partial roof failures, 25% of all brick walls

Not habitable without major repair works. Partial roof failures, 25% of all brick walls

Not habitable without major repair works. Partial roof failures, 25% of all brick walls

Not habitable without major repair works. Partial roof failures, 25% of all brick walls

Not habitable without major repair works. Partial roof failures, 25% of all brick walls

Not habitable without major repair works. Partial roof failures, 25% of all brick walls

Not habitable without major repair works. Partial roof failures, 25% of all brick walls

Not habitable without major repair works. Partial roof failures, 25% of all brick walls

Not habitable without major repair works. Partial roof failures, 25% of all brick walls

Not habitable without major repair works. Partial roof failures, 25% of all brick walls

Not habitable without major repair works. Partial roof failures, 25% of all brick walls

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have failed, serious damage to the remaining carrying elements. Damage to windowframes and doors (7-15 kPa).

have failed, serious damage to the remaining carrying elements. Damage to windowframes and doors (7-15 kPa).

have failed, serious damage to the remaining carrying elements. Damage to windowframes and doors (7-15 kPa).

have failed, serious damage to the remaining carrying elements. Damage to windowframes and doors (7-15 kPa).

have failed, serious damage to the remaining carrying elements. Damage to windowframes and doors (7-15 kPa).

have failed, serious damage to the remaining carrying elements. Damage to windowframes and doors (7-15 kPa).

have failed, serious damage to the remaining carrying elements. Damage to windowframes and doors (7-15 kPa).

have failed, serious damage to the remaining carrying elements. Damage to windowframes and doors (7-15 kPa).

have failed, serious damage to the remaining carrying elements. Damage to windowframes and doors (7-15 kPa).

have failed, serious damage to the remaining carrying elements. Damage to windowframes and doors (7-15 kPa).

have failed, serious damage to the remaining carrying elements. Damage to windowframes and doors (7-15 kPa).

have failed, serious damage to the remaining carrying elements. Damage to windowframes and doors (7-15 kPa).

Damage to typical American-style houses at Xd

Moderate to minor damage. Deformed walls and doors; failure of joints. Doors and window frames have failed. Wall covering has fallen down (15 kPa).

Moderate to minor damage. Deformed walls and doors; failure of joints. Doors and window frames have failed. Wall covering has fallen down (15 kPa).

Moderate to minor damage. Deformed walls and doors; failure of joints. Doors and window frames have failed. Wall covering has fallen down (15 kPa).

Moderate to minor damage. Deformed walls and doors; failure of joints. Doors and window frames have failed. Wall covering has fallen down (15 kPa).

Moderate to minor damage. Deformed walls and doors; failure of joints. Doors and window frames have failed. Wall covering has fallen down (15 kPa).

Moderate to minor damage. Deformed walls and doors; failure of joints. Doors and window frames have failed. Wall covering has fallen down (15 kPa).

Moderate to minor damage. Deformed walls and doors; failure of joints. Doors and window frames have failed. Wall covering has fallen down (15 kPa).

Moderate to minor damage. Deformed walls and doors; failure of joints. Doors and window frames have failed. Wall covering has fallen down (15 kPa).

Moderate to minor damage. Deformed walls and doors; failure of joints. Doors and window frames have failed. Wall covering has fallen down (15 kPa).

Moderate to minor damage. Deformed walls and doors; failure of joints. Doors and window frames have failed. Wall covering has fallen down (15 kPa).

Moderate to minor damage. Deformed walls and doors; failure of joints. Doors and window frames have failed. Wall covering has fallen down (15 kPa).

Moderate to minor damage. Deformed walls and doors; failure of joints. Doors and window frames have failed. Wall covering has fallen down (15 kPa).

Damage to structures (empirical) at Xd

Collapse of steel frames and displacement of foundation (20 kPa). Industrial steel self-framing structure collapsed (20-30 kPa). Cracking in empty oil-storage

Collapse of steel frames and displacement of foundation (20 kPa). Industrial steel self-framing structure collapsed (20-30 kPa). Cracking in empty oil-storage

Collapse of steel frames and displacement of foundation (20 kPa). Industrial steel self-framing structure collapsed (20-30 kPa). Cracking in empty oil-storage

Walls made of concrete blocks have collapsed (15-20). Minor damage to steel frames (8-10 kPa). Connections between steel or aluminium

Walls made of concrete blocks have collapsed (15-20). Minor damage to steel frames (8-10 kPa). Connections between steel or aluminium

Walls made of concrete blocks have collapsed (15-20). Minor damage to steel frames (8-10 kPa). Connections between steel or aluminium

Collapse of steel frames and displacement of foundation (20 kPa). Industrial steel self-framing structure collapsed (20-30 kPa). Cracking in empty oil-storage

Collapse of steel frames and displacement of foundation (20 kPa). Industrial steel self-framing structure collapsed (20-30 kPa). Cracking in empty oil-storage

Collapse of steel frames and displacement of foundation (20 kPa). Industrial steel self-framing structure collapsed (20-30 kPa). Cracking in empty oil-storage

Walls made of concrete blocks have collapsed (15-20). Minor damage to steel frames (8-10 kPa). Connections between steel or aluminium

Walls made of concrete blocks have collapsed (15-20). Minor damage to steel frames (8-10 kPa). Connections between steel or aluminium

Walls made of concrete blocks have collapsed (15-20). Minor damage to steel frames (8-10 kPa). Connections between steel or aluminium

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tanks (20-30 kPa). Slight deformation of a pipe-bridge (20-30 kPa). Large trees have fallen down (20-40 kPa). Walls made of concrete blocks have collapsed (15-20). Minor damage to steel frames (8-10 kPa). Connections between steel or aluminium ondulated plates have failed 7-14 kPa). The roof of a storage tank has collapsed (7 kPa).

tanks (20-30 kPa). Slight deformation of a pipe-bridge (20-30 kPa). Large trees have fallen down (20-40 kPa). Walls made of concrete blocks have collapsed (15-20). Minor damage to steel frames (8-10 kPa). Connections between steel or aluminium ondulated plates have failed 7-14 kPa). The roof of a storage tank has collapsed (7 kPa).

tanks (20-30 kPa). Slight deformation of a pipe-bridge (20-30 kPa). Large trees have fallen down (20-40 kPa). Walls made of concrete blocks have collapsed (15-20). Minor damage to steel frames (8-10 kPa). Connections between steel or aluminium ondulated plates have failed 7-14 kPa). The roof of a storage tank has collapsed (7 kPa).

ondulated plates have failed 7-14 kPa). The roof of a storage tank has collapsed (7 kPa).

ondulated plates have failed 7-14 kPa). The roof of a storage tank has collapsed (7 kPa).

ondulated plates have failed 7-14 kPa). The roof of a storage tank has collapsed (7 kPa).

tanks (20-30 kPa). Slight deformation of a pipe-bridge (20-30 kPa). Large trees have fallen down (20-40 kPa). Walls made of concrete blocks have collapsed (15-20). Minor damage to steel frames (8-10 kPa). Connections between steel or aluminium ondulated plates have failed 7-14 kPa). The roof of a storage tank has collapsed (7 kPa).

tanks (20-30 kPa). Slight deformation of a pipe-bridge (20-30 kPa). Large trees have fallen down (20-40 kPa). Walls made of concrete blocks have collapsed (15-20). Minor damage to steel frames (8-10 kPa). Connections between steel or aluminium ondulated plates have failed 7-14 kPa). The roof of a storage tank has collapsed (7 kPa).

tanks (20-30 kPa). Slight deformation of a pipe-bridge (20-30 kPa). Large trees have fallen down (20-40 kPa). Walls made of concrete blocks have collapsed (15-20). Minor damage to steel frames (8-10 kPa). Connections between steel or aluminium ondulated plates have failed 7-14 kPa). The roof of a storage tank has collapsed (7 kPa).

ondulated plates have failed 7-14 kPa). The roof of a storage tank has collapsed (7 kPa).

ondulated plates have failed 7-14 kPa). The roof of a storage tank has collapsed (7 kPa).

ondulated plates have failed 7-14 kPa). The roof of a storage tank has collapsed (7 kPa).

Other information Main program Effects 8.1.8.6673 Chemical database DIPPR database Chemical source DIPPR Jan2010 Chemical source date 14/09/2010 Effects report created by ESLR2RH1F\andrea_silvasantos at 22/11/2013 11:44:16 UVCE ED Case description: B03a UVCE D3 ED (linked to Dense Gas Dispersion: Explosive mass - B03a DISP D3 (linked to Pool evaporation - B03a EVAP D3)) Model: Explosion (Multi Energy model) version: 5.03 (15/11/2013) Reference: Yellow Book CPR14E 3rd Edition - Chapter 5: Vapour cloud explosions

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compared to: B03a UVCE D9 ED (linked to Dense Gas Dispersion: Explosive mass - B03a DISP D9 (linked to Pool evaporation - B03a EVAP D9)) compared to: B03a UVCE E5 ED (linked to Dense Gas Dispersion: Explosive mass - B03a DISP E5 (linked to Pool evaporation - B03a EVAP E5)) compared to: B03a UVCE F2 ED (linked to Dense Gas Dispersion: Explosive mass - B03a DISP F2 (linked to Pool evaporation - B03a EVAP F2)) Parameters

Inputs

B03a UVCE D3 ED (linked to Dense Gas Dispersion: Explosive mass - B03a DISP D3 (linked to Pool evaporation - B03a EVAP D3))

B03a UVCE D9 ED (linked to Dense Gas Dispersion: Explosive mass - B03a DISP D9 (linked to Pool evaporation - B03a EVAP D9))

B03a UVCE E5 ED (linked to Dense Gas Dispersion: Explosive mass - B03a DISP E5 (linked to Pool evaporation - B03a EVAP E5))

B03a UVCE F2 ED (linked to Dense Gas Dispersion: Explosive mass - B03a DISP F2 (linked to Pool evaporation - B03a EVAP F2))

Chemical name (DIPPR)

METHANE (DIPPR) METHANE (DIPPR) METHANE (DIPPR) METHANE (DIPPR)

Ambient pressure (bar)

1,0151 1,0151 1,0151 1,0151

Total mass in explosive range (kg)

24411 8985,2 27975 8896,7

Fraction of flammable cloud confined (%)

8 8 8 8

Curve number 5 (Medium deflagration) 5 (Medium deflagration)

5 (Medium deflagration) 5 (Medium deflagration)

Distance from release (Xd) (m)

50 50 50 50

Offset between release point and cloud centre (m)

100,19 93,352 47,564 515,01

Threshold overpressure (mbar)

160 160 160 160

X-coordinate of release (m)

0 0 0 0

Y-coordinate of release (m)

0 0 0 0

Predefined wind direction

User defined User defined User defined User defined

Wind comes from (North = 0 degrees) (deg)

270 270 270 270

Results

B03a UVCE D3 ED (linked to Dense Gas Dispersion: Explosive mass - B03a DISP D3 (linked to Pool evaporation - B03a EVAP D3))

B03a UVCE D9 ED (linked to Dense Gas Dispersion: Explosive mass - B03a DISP D9 (linked to Pool evaporation - B03a EVAP D9))

B03a UVCE E5 ED (linked to Dense Gas Dispersion: Explosive mass - B03a DISP E5 (linked to Pool evaporation - B03a EVAP E5))

B03a UVCE F2 ED (linked to Dense Gas Dispersion: Explosive mass - B03a DISP F2 (linked to Pool evaporation - B03a EVAP F2))

Confined mass in explosive range (kg)

1952,9 718,82 2238 711,74

Total combustion energy (MJ)

97704 35963 1,1197E05 35609

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Peak overpressure at Xd (mbar)

206,07 172,41 206,07 171,84

Peak dynamic pressure at Xd (mbar)

66,176 31,564 72,107 31,353

Pressure impulse at Xd (Pa*s)

2138,5 1210,6 2277,9 1202,7

Positive phase duration at Xd (ms)

207,55 140,44 221,08 139,98

Dist. from center mass of cloud at threshold overpressure (m)

75,238 53,921 78,736 53,743

Blast-wave shape at Xd

Pressure wave Pressure wave Pressure wave Pressure wave

Damage (general description) at Xd

Moderate damage (Zone C: 17 - 35 kPa).

Moderate damage (Zone C: 17 - 35 kPa).

Moderate damage (Zone C: 17 - 35 kPa).

Moderate damage (Zone C: 17 - 35 kPa).

Damage to brick houses at Xd

Not habitable without major repair works. Partial roof failures, 25% of all brick walls have failed, serious damage to the remaining carrying elements. Damage to windowframes and doors (7-15 kPa).

Not habitable without major repair works. Partial roof failures, 25% of all brick walls have failed, serious damage to the remaining carrying elements. Damage to windowframes and doors (7-15 kPa).

Not habitable without major repair works. Partial roof failures, 25% of all brick walls have failed, serious damage to the remaining carrying elements. Damage to windowframes and doors (7-15 kPa).

Not habitable without major repair works. Partial roof failures, 25% of all brick walls have failed, serious damage to the remaining carrying elements. Damage to windowframes and doors (7-15 kPa).

Damage to typical American-style houses at Xd

Moderate to minor damage. Deformed walls and doors; failure of joints. Doors and window frames have failed. Wall covering has fallen down (15 kPa).

Moderate to minor damage. Deformed walls and doors; failure of joints. Doors and window frames have failed. Wall covering has fallen down (15 kPa).

Moderate to minor damage. Deformed walls and doors; failure of joints. Doors and window frames have failed. Wall covering has fallen down (15 kPa).

Moderate to minor damage. Deformed walls and doors; failure of joints. Doors and window frames have failed. Wall covering has fallen down (15 kPa).

Damage to structures (empirical) at Xd

Collapse of steel frames and displacement of foundation (20 kPa). Industrial steel self-framing structure collapsed (20-30 kPa). Cracking in empty oil-storage tanks (20-30 kPa). Slight deformation of a pipe-bridge (20-30 kPa). Large trees have fallen down (20-40 kPa). Walls made of concrete blocks have collapsed (15-20). Minor damage to steel frames (8-10 kPa). Connections between steel or aluminium ondulated plates have failed 7-14 kPa). The roof of a storage tank has collapsed (7 kPa).

Walls made of concrete blocks have collapsed (15-20). Minor damage to steel frames (8-10 kPa). Connections between steel or aluminium ondulated plates have failed 7-14 kPa). The roof of a storage tank has collapsed (7 kPa).

Collapse of steel frames and displacement of foundation (20 kPa). Industrial steel self-framing structure collapsed (20-30 kPa). Cracking in empty oil-storage tanks (20-30 kPa). Slight deformation of a pipe-bridge (20-30 kPa). Large trees have fallen down (20-40 kPa). Walls made of concrete blocks have collapsed (15-20). Minor damage to steel frames (8-10 kPa). Connections between steel or aluminium ondulated plates have failed 7-14 kPa). The roof of a storage tank has collapsed (7 kPa).

Walls made of concrete blocks have collapsed (15-20). Minor damage to steel frames (8-10 kPa). Connections between steel or aluminium ondulated plates have failed 7-14 kPa). The roof of a storage tank has collapsed (7 kPa).

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Other information Main program Effects 8.1.8.6673 Chemical database DIPPR database Chemical source DIPPR Jan2010 Chemical source date 14/09/2010 Effects report created by ESLR2RH1F\andrea_silvasantos at 15/11/2013 9:43:01 PFIRE Case description: B03a PFIRE D3 RZ Model: Pool fire version: 5.11 (21/11/2013) Reference: Yellow Book (CPR-14E), 3rd edition 1997, Paragraph 6.5.4 compared to: B03a PFIRE D9 RZ compared to: B03a PFIRE E5 RZ compared to: B03b PFIRE F2 RZ Parameters

Inputs B03a PFIRE D3 RZ

B03a PFIRE D9 RZ

B03a PFIRE E5 RZ

B03b PFIRE F2 RZ

Chemical name (DIPPR) METHANE (DIPPR)

METHANE (DIPPR)

METHANE (DIPPR)

METHANE (DIPPR)

Pool size determination Confined Confined Confined Confined Total mass released (kg) 42630 42630 42630 261,6 Mass flow rate of the source (kg/s) Duration of the release (s) Pool surface poolfire (m2) 10000 10000 10000 62 Height of the observer position above ground level (m)

0 0 0 0

Height of the confined pool above ground level (m)

0 0 0 0

Hole diameter (mm) Discharge coefficient (-) Initial height of the liquid above release point (m)

Cross-sectional area of the tank (m2) Pool thickness (mm) Temperature of the pool (°C) -161,15 -161,15 -161,15 -161,15 Pool burning rate Calculate/Default Calculate/Default Calculate/Default Calculate/Default Value of pool burning rate (kg/m2*s) Fraction combustion heat radiated (%) 35 35 35 35 Soot Fraction Calculate/Default Calculate/Default Calculate/Default Calculate/Default Value of soot fraction (-) Wind speed at 10 m height (m/s) 3 9 5 2 Ambient temperature (°C) 19 19 19 19 Ambient relative humidity (%) 75 75 75 75 Amount of CO2 in atmosphere (%) 0,03 0,03 0,03 0,03 Distance from the centre of the pool (m)

1000 1000 1000 1000

Exposure duration to heat radiation (s) 20 20 20 20 Take protective effects of clothing into account

No No No No

X-coordinate of release (m) 0 0 0 0 Y-coordinate of release (m) 0 0 0 0 Predefined wind direction User defined User defined User defined User defined Wind comes from (North = 0 degrees) (deg)

270 270 270 270

Calculate all contours for Physical effects Physical effects Physical effects Physical effects Heat radiation level (lowest) for first contour plot (kW/m2)

7,3 7,3 7,3 7,3

Heat radiation level for second contour plot (kW/m2)

9,3 9,3 9,3 9,3

Heat radiation level (highest) for third contour plot (kW/m2)

13,4 13,4 13,4 13,4

Percentage of mortality for contour

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calculations (%)

Results

B03a PFIRE D3 RZ

B03a PFIRE D9 RZ

B03a PFIRE E5 RZ

B03b PFIRE F2 RZ

Max Diameter of the Pool Fire (m) 112,84 112,84 112,84 8,8849 Heat radiation at X (kW/m2) 0,11465 0,083056 0,10169 0,00074604 Heat radiation first contour at (m) 193,84 189,89 195,74 20,027 Heat radiation second contour at (m) 177,13 176,96 180,56 17,79 Heat radiation third contour at (m) 153,44 159,19 159,19 13,998 Combustion rate (kg/s) 780 780 780 4,836 Duration of the pool fire (s) 54,654 54,654 54,654 54,094 Heat emission from fire surface (kW/m2)

78,846 87,066 80,77 47,584

Flame tilt (deg) 37,614 53,697 45,489 42,233 View factor (%) 0,30773 0,19824 0,26527 0,0036322 Atmospheric transmissivity (%) 47,253 48,121 47,462 43,165 Flame temperature (°C) 814,17 841,32 820,71 686,03 Height of the Flame (m) 94,407 80,225 90,764 16,99 Calculated pool surface area (m2) 10000 10000 10000 62 Weight ratio of HCL/chemical (%) 0 0 0 0 Weight ratio of NO2/chemical (%) 0 0 0 0 Weight ratio of SO2/chemical (%) 0 0 0 0 Weight ratio of CO2/chemical (%) 274,4 274,4 274,4 274,4 Weight ratio of H2O/chemical (%) 224,69 224,69 224,69 224,69 Other information Main program Effects 8.1.8.6673 Chemical database DIPPR database Chemical source DIPPR Jan2010 Chemical source date 14/09/2010 Effects report created by ESLR2RH1F\andrea_silvasantos at 21/11/2013 8:52:37

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B.03B FLASHF Case description: B03b DISP D3 (linked to Pool evaporation - B03b EVAP D3) Model: Dense Gas Dispersion: Explosive mass version: 5.13 (06/11/2013) Reference: Yellow Book 3rd edition 1997 chapter 4; Ermak, D.L. User manual for SLAB Lawrence Livermore National Laboratory, June 1990 compared to: B03b DISP D9 (linked to Pool evaporation - B03b EVAP D9) compared to: B03b DISP E5 (linked to Pool evaporation - B03b EVAP E5) compared to: B03b DISP F2 (linked to Pool evaporation - B03b EVAP F2) Parameters

Inputs B03b DISP D3 (linked to Pool evaporation -B03b EVAP D3)

B03b DISP D9 (linked to Pool evaporation -B03b EVAP D9)

B03b DISP E5 (linked to Pool evaporation - B03b EVAP E5)

B03b DISP F2 (linked to Pool evaporation -B03b EVAP F2)

Chemical name (DIPPR) METHANE (DIPPR) METHANE (DIPPR) METHANE (DIPPR) METHANE (DIPPR)

Type of release Evaporating pool release

Evaporating poolrelease

Evaporating pool release

Evaporating pool release

Total mass released (kg) Mass flow rate of the source (kg/s)

36,671 36,671 36,671 36,671

Duration of the release (s)

7,2048 7,2048 7,2048 7,2048

Initial liquid mass fraction (%)

Fixed pool surface (m2) 62 62 62 62 Diameter of expanded jet (m)

Temperature after release (°C)

-161,49 -161,49 -161,49 -161,49

X-coordinate of release (m)

0 0 0 0

Y-coordinate of release (m)

0 0 0 0

Z-coordinate (height) of release (m)

Ambient temperature (°C)

14,4 14,4 14,4 14,4

Meteorological data Pasquill Pasquill Pasquill Pasquill Pasquill stability class D (Neutral) D (Neutral) E (Stable) F (Very Stable) Wind speed at 10 m height (m/s)

3 9 5 2

Inverse Monin-Obukhov length (1/L) (1/m)

Predefined wind direction User defined User defined User defined User defined Wind comes from (North = 0 degrees) (deg)

270 270 270 270

Ambient relative humidity (%)

77 77 77 77

Roughness length description

Regular large obstacle coverage (suburb or forest).

Regular large obstacle coverage (suburb or forest).

Regular large obstacle coverage (suburb or forest).

Regular large obstacle coverage (suburb or forest).

Time t after start release (s)

120 120 120 120

Concentration averaging time (s)

20 20 20 20

Resolution of the time consuming graphs

Low Low Low Low

Results B03b DISP D3 (linked to Pool evaporation -B03b EVAP D3)

B03b DISP D9 (linked to Pool evaporation -B03b EVAP D9)

B03b DISP E5 (linked to Pool evaporation - B03b EVAP E5)

B03b DISP F2 (linked to Pool evaporation -B03b EVAP F2)

Explosive mass at time t (kg)

0 0 0 -1E100

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Ref: 02-901-188098-12141-Revision 2 Page E.251 of E.425

Height to LEL at time t (m)

0 0 0 -1E100

Length of cloud (between LEL) at time t (m)

0 0 0 -1E100

Width of cloud (between LEL) at time t (m)

0 0 0 -1E100

Offset between release location and LEL at time t (m)

0 0 0 -1E100

Maximum explosive mass (kg)

196,31 180,62 194,24 -1E100

...at time tmem (s) 7,5 7 7,5 -1E100 Start time where 95% of maximum of explosive mass is reached (s)

-1E100 6,4346 -1E100 -1E100

Time where explosive mass starts decreasing below 95% of max (s)

7,2048 8,2784 7,2048 -1E100

Length of cloud (between LEL) at time tmem (m)

27,474 34,656 33,691 -1E100

Width of cloud (between LEL) at time tmem (m)

14,767 14,82 14,773 -1E100

Offset between release location and LEL at time tmem (m)

-6,6877 -5,2709 -5,6714 -1E100

Maximum area of explosive cloud (m2)

401,46 495,91 478,28 -1E100

...at time tmac (s) 15 8 12,5 -1E100 Explosive mass at time tmac (kg)

152,77 179,75 151,83 0

Length of cloud (between LEL) at time tmac (m)

36,114 38,845 43,125 -1E100

Width of cloud (between LEL) at time tmac (m)

13,786 15,198 13,769 -1E100

Offset between release location and LEL at time tmac (m)

1,9316 -1,695 2,7495 -1E100

Offset between release centre and cloud centre at time tmac (m)

19,989 17,728 24,312 -1,5E100

Inverse Monin-Obukhov length (1/L) used (1/m)

0 0 0,0081 0

Other information Main program Effects 8.1.8.6673 Chemical database DIPPR database Chemical source DIPPR Jan2010 Chemical source date 14/09/2010 Effects report created by ESLR2RH1F\andrea_silvasantos at 21/11/2013 10:29:17 UVCE Case description: B03b UVCE D3 Z1 (linked to Dense Gas Dispersion: Explosive mass - B03b DISP D3 (linked to Pool evaporation - B03b EVAP D3)) Model: Explosion (Multi Energy model) version: 5.03 (22/11/2013) Reference: Yellow Book CPR14E 3rd Edition - Chapter 5: Vapour cloud explosions compared to: B03b UVCE D3 Z2 (linked to Dense Gas Dispersion: Explosive mass - B03b DISP D3 (linked to Pool evaporation - B03b EVAP D3)) compared to: B03b UVCE D3 Z3 (linked to Dense Gas Dispersion: Explosive mass - B03b DISP D3 (linked to Pool evaporation - B03b EVAP D3)) compared to: B03b UVCE D9 Z1 (linked to Dense Gas Dispersion: Explosive mass - B03b DISP D9 (linked to Pool evaporation - B03b EVAP D9)) compared to: B03b UVCE D9 Z2 (linked to Dense Gas Dispersion: Explosive mass - B03b DISP D9 (linked to

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Project for a new LNG regasification facility to be located in the Marsaxlokk Bay – QRA PRELIMINARY REPORT

Ref: 02-901-188098-12141-Revision 2 Page E.252 of E.425

Pool evaporation - B03b EVAP D9)) compared to: B03b UVCE D9 Z3 (linked to Dense Gas Dispersion: Explosive mass - B03b DISP D9 (linked to Pool evaporation - B03b EVAP D9)) compared to: B03b UVCE F2 Z1 (linked to Dense Gas Dispersion: Explosive mass - B03b DISP F2 (linked to Pool evaporation - B03b EVAP F2)) compared to: B03b UVCE F2 Z2 (linked to Dense Gas Dispersion: Explosive mass - B03b DISP F2 (linked to Pool evaporation - B03b EVAP F2)) compared to: B03b UVCE F2 Z3 (linked to Dense Gas Dispersion: Explosive mass - B03b DISP F2 (linked to Pool evaporation - B03b EVAP F2)) Parameters

Inputs

B03b UVCE D3 Z1 (linked to Dense Gas Dispersion: Explosive mass -B03b DISP D3 (linked to Pool evaporation - B03b EVAP D3))

B03b UVCE D3 Z2 (linked to Dense Gas Dispersion: Explosive mass -B03b DISP D3 (linked to Pool evaporation - B03b EVAP D3))

B03b UVCE D3 Z3 (linked to Dense Gas Dispersion: Explosive mass -B03b DISP D3 (linked to Pool evaporation - B03b EVAP D3))

B03b UVCE D9 Z1 (linked to Dense Gas Dispersion: Explosive mass -B03b DISP D9 (linked to Pool evaporation - B03bEVAP D9))

B03b UVCE D9 Z2 (linked to Dense Gas Dispersion: Explosive mass -B03b DISP D9 (linked to Pool evaporation - B03b EVAP D9))

B03b UVCE D9 Z3 (linked to Dense Gas Dispersion: Explosive mass -B03b DISP D9 (linked to Pool evaporation - B03b EVAP D9))

B03b UVCE F2 Z1 (linked to Dense Gas Dispersion: Explosive mass -B03b DISP F2 (linked to Pool evaporation - B03b EVAP F2))

B03b UVCE F2 Z2 (linked to Dense Gas Dispersion: Explosive mass -B03b DISP F2 (linked to Pool evaporation - B03b EVAP F2))

B03b UVCE F2 Z3 (linked to Dense Gas Dispersion: Explosive mass -B03b DISP F2 (linked to Pool evaporation - B03b EVAP F2))

Chemical name (DIPPR)

METHANE (DIPPR)

METHANE (DIPPR)

METHANE (DIPPR)

METHANE (DIPPR)

METHANE (DIPPR)

METHANE (DIPPR)

METHANE (DIPPR)

METHANE (DIPPR)

METHANE (DIPPR)

Ambient pressure (bar)

1,0151 1,0151 1,0151 1,0151 1,0151 1,0151 1,0151 1,0151 1,0151

Total mass in explosive range (kg)

152,77 152,77 152,77 179,75 179,75 179,75 0 0 0

Fraction of flammable cloud confined (%)

8 8 8 8 8 8 8 8 8

Curve number

5 (Medium deflagration)

5 (Medium deflagration)

5 (Medium deflagration)

5 (Medium deflagration)

5 (Medium deflagration)

5 (Medium deflagration)

5 (Medium deflagration)

5 (Medium deflagration)

5 (Medium deflagration)

Distance from release (Xd) (m)

50 50 50 50 50 50 50 50 50

Offset between release point and cloud centre (m)

19,989 19,989 19,989 17,728 17,728 17,728 0 0 0

Threshold overpressure (mbar)

170 360 900 170 360 900 170 360 900

X-coordinate of release (m)

0 0 0 0 0 0 0 0 0

Y-coordinate of release (m)

0 0 0 0 0 0 0 0 0

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Ref: 02-901-188098-12141-Revision 2 Page E.253 of E.425

Predefined wind direction

User defined

User defined

User defined

User defined

User defined

User defined

User defined

User defined

User defined

Wind comes from (North = 0 degrees) (deg)

270 270 270 270 270 270 270 270 270

Results

B03b UVCE D3 Z1 (linked to Dense Gas Dispersion: Explosive mass -B03b DISP D3 (linked to Pool evaporation - B03b EVAP D3))

B03b UVCE D3 Z2 (linked to Dense Gas Dispersion: Explosive mass -B03b DISP D3 (linked to Pool evaporation - B03b EVAP D3))

B03b UVCE D3 Z3 (linked to Dense Gas Dispersion: Explosive mass -B03b DISP D3 (linked to Pool evaporation - B03b EVAP D3))

B03b UVCE D9 Z1 (linked to Dense Gas Dispersion: Explosive mass -B03b DISP D9 (linked to Pool evaporation - B03b EVAP D9))

B03b UVCE D9 Z2 (linked to Dense Gas Dispersion: Explosive mass -B03b DISP D9 (linked to Pool evaporation - B03b EVAP D9))

B03b UVCE D9 Z3 (linked to Dense Gas Dispersion: Explosive mass -B03b DISP D9 (linked to Pool evaporation - B03b EVAP D9))

B03b UVCE F2 Z1 (linked to Dense Gas Dispersion: Explosive mass -B03b DISP F2 (linked to Pool evaporation - B03b EVAP F2))

B03b UVCE F2 Z2 (linked to Dense Gas Dispersion: Explosive mass -B03b DISP F2 (linked to Pool evaporation - B03b EVAP F2))

B03b UVCE F2 Z3 (linked to Dense Gas Dispersion: Explosive mass -B03b DISP F2 (linked to Pool evaporation - B03b EVAP F2))

Confined mass in explosive range (kg)

12,222 12,222 12,222 14,38 14,38 14,38 0 0 0

Total combustion energy (MJ)

611,48 611,48 611,48 719,46 719,46 719,46 -1E94 -1E94 -1E94

Peak overpressure at Xd (mbar)

44,536 44,536 44,536 47,613 47,613 47,613 -1E98 -1E98 -1E98

Peak dynamic pressure at Xd (mbar)

1,2367 1,2367 1,2367 1,4296 1,4296 1,4296 -1E98 -1E98 -1E98

Pressure impulse at Xd (Pa*s)

85,25 85,25 85,25 96,169 96,169 96,169 -1E100 -1E100 -1E100

Positive phase duration at Xd (ms)

38,284 38,284 38,284 40,396 40,396 40,396 -1E103 -1E103 -1E103

Dist. from center mass of cloud at threshold overpressure (m)

13,038 -1E100 -1E100 13,764 -1E100 -1E100 -1E100 -1E100 -1E100

Blast-wave shape at Xd

Pressure wave

Pressure wave

Pressure wave

Pressure wave

Pressure wave

Pressure wave

*** NOT INITIALIZED

*** NOT INITIALIZED

*** NOT INITIALIZED

Damage (general description) at Xd

Minor damage (Zone D: 3.5 - 17 kPa).

Minor damage (Zone D: 3.5 - 17 kPa).

Minor damage (Zone D: 3.5 - 17 kPa).

Minor damage (Zone D: 3.5 - 17 kPa).

Minor damage (Zone D: 3.5 - 17 kPa).

Minor damage (Zone D: 3.5 - 17 kPa).

No damage or very minor damage

No damage or very minor damage

No damage or very minor damage

Damage to Habitable Habitable Habitable Habitable Habitable Habitable No No No

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Project for a new LNG regasification facility to be located in the Marsaxlokk Bay – QRA PRELIMINARY REPORT

Ref: 02-901-188098-12141-Revision 2 Page E.254 of E.425

brick houses at Xd

after relatively easy repairs. Minor structural damage (3 kPa).

after relatively easy repairs. Minor structural damage (3 kPa).

after relatively easy repairs. Minor structural damage (3 kPa).

after relatively easy repairs. Minor structural damage (3 kPa).

after relatively easy repairs. Minor structural damage (3 kPa).

after relatively easy repairs. Minor structural damage (3 kPa).

damage or very minor damage

damage or very minor damage

damage or very minor damage

Damage to typical American-style houses at Xd

No damage or very minor damage

No damage or very minor damage

No damage or very minor damage

No damage or very minor damage

No damage or very minor damage

No damage or very minor damage

No damage or very minor damage

No damage or very minor damage

No damage or very minor damage

Damage to structures (empirical) at Xd

No damage or very minor damage

No damage or very minor damage

No damage or very minor damage

No damage or very minor damage

No damage or very minor damage

No damage or very minor damage

No damage or very minor damage

No damage or very minor damage

No damage or very minor damage

Other information Main program Effects 8.1.8.6673 Chemical database DIPPR database Chemical source DIPPR Jan2010 Chemical source date 14/09/2010 Effects report created by ESLR2RH1F\andrea_silvasantos at 22/11/2013 11:45:56 UVCE ED Case description: B03b UVCE D3 ED (linked to Dense Gas Dispersion: Explosive mass - B03b DISP D3 (linked to Pool evaporation - B03b EVAP D3)) Model: Explosion (Multi Energy model) version: 5.03 (15/11/2013) Reference: Yellow Book CPR14E 3rd Edition - Chapter 5: Vapour cloud explosions compared to: B03b UVCE D9 ED (linked to Dense Gas Dispersion: Explosive mass - B03b DISP D9 (linked to Pool evaporation - B03b EVAP D9)) compared to: B03b UVCE E5 ED (linked to Dense Gas Dispersion: Explosive mass - B03b DISP E5 (linked to Pool evaporation - B03b EVAP E5)) compared to: B03b UVCE F2 ED (linked to Dense Gas Dispersion: Explosive mass - B03b DISP F2 (linked to Pool evaporation - B03b EVAP F2)) Parameters

Inputs

B03b UVCE D3 ED (linked to Dense Gas Dispersion: Explosive mass - B03b DISP D3 (linked to Pool evaporation - B03b EVAP D3))

B03b UVCE D9 ED (linked to Dense Gas Dispersion: Explosive mass - B03b DISP D9 (linked to Pool evaporation - B03b EVAP D9))

B03b UVCE E5 ED (linked to Dense Gas Dispersion: Explosive mass - B03b DISP E5 (linked to Pool evaporation - B03b EVAP E5))

B03b UVCE F2 ED (linked to Dense Gas Dispersion: Explosive mass - B03b DISP F2 (linked to Pool evaporation - B03b EVAP F2))

Chemical name (DIPPR)

METHANE (DIPPR) METHANE (DIPPR) METHANE (DIPPR) METHANE (DIPPR)

Ambient pressure (bar)

1,0151 1,0151 1,0151 1,0151

Total mass in explosive range (kg)

152,77 179,75 151,83 0

Fraction of flammable cloud confined (%)

8 8 8 8

Curve number 5 (Medium deflagration) 5 (Medium deflagration) 5 (Medium deflagration) 5 (Medium deflagration) Distance from release (Xd) (m)

50 50 50 50

Offset between release point and cloud centre (m)

19,989 17,728 24,312 -1,5E100

Threshold 160 160 160 160

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Project for a new LNG regasification facility to be located in the Marsaxlokk Bay – QRA PRELIMINARY REPORT

Ref: 02-901-188098-12141-Revision 2 Page E.255 of E.425

overpressure (mbar) X-coordinate of release (m)

0 0 0 0

Y-coordinate of release (m)

0 0 0 0

Predefined wind direction

User defined User defined User defined User defined

Wind comes from (North = 0 degrees) (deg)

270 270 270 270

Results

B03b UVCE D3 ED (linked to Dense Gas Dispersion: Explosive mass - B03b DISP D3 (linked to Pool evaporation - B03b EVAP D3))

B03b UVCE D9 ED (linked to Dense Gas Dispersion: Explosive mass - B03b DISP D9 (linked to Pool evaporation - B03b EVAP D9))

B03b UVCE E5 ED (linked to Dense Gas Dispersion: Explosive mass - B03b DISP E5 (linked to Pool evaporation - B03b EVAP E5))

B03b UVCE F2 ED (linked to Dense Gas Dispersion: Explosive mass - B03b DISP F2 (linked to Pool evaporation - B03b EVAP F2))

Confined mass in explosive range (kg)

12,222 14,38 12,147 0

Total combustion energy (MJ)

611,48 719,46 607,7 -1E94

Peak overpressure at Xd (mbar)

44,536 47,613 44,432 -1E98

Peak dynamic pressure at Xd (mbar)

1,2367 1,4296 1,2296 -1E98

Pressure impulse at Xd (Pa*s)

85,25 96,169 84,877 -1E100

Positive phase duration at Xd (ms)

38,284 40,396 38,206 -1E103

Dist. from center mass of cloud at threshold overpressure (m)

13,865 14,638 13,837 -1E100

Blast-wave shape at Xd

Pressure wave Pressure wave Pressure wave *** NOT INITIALIZED

Damage (general description) at Xd

Minor damage (Zone D: 3.5 - 17 kPa).

Minor damage (Zone D: 3.5 - 17 kPa).

Minor damage (Zone D: 3.5 - 17 kPa).

No damage or very minor damage

Damage to brick houses at Xd

Habitable after relatively easy repairs. Minor structural damage (3 kPa).

Habitable after relatively easy repairs. Minor structural damage (3 kPa).

Habitable after relatively easy repairs. Minor structural damage (3 kPa).

No damage or very minor damage

Damage to typical American-style houses at Xd

No damage or very minor damage

No damage or very minor damage

No damage or very minor damage

No damage or very minor damage

Damage to structures (empirical) at Xd

No damage or very minor damage

No damage or very minor damage

No damage or very minor damage

No damage or very minor damage

Other information Main program Effects 8.1.8.6673 Chemical database DIPPR database Chemical source DIPPR Jan2010 Chemical source date 14/09/2010 Effects report created by ESLR2RH1F\andrea_silvasantos at 15/11/2013 9:43:37 PFIRE

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Project for a new LNG regasification facility to be located in the Marsaxlokk Bay – QRA PRELIMINARY REPORT

Ref: 02-901-188098-12141-Revision 2 Page E.256 of E.425

Case description: B03b PFIRE D3 RZ Model: Pool fire version: 5.11 (21/11/2013) Reference: Yellow Book (CPR-14E), 3rd edition 1997, Paragraph 6.5.4 compared to: B03b PFIRE D9 RZ compared to: B03b PFIRE E5 RZ compared to: B03b PFIRE F2 RZ Parameters

Inputs B03b PFIRE D3 RZ

B03b PFIRE D9 RZ

B03b PFIRE E5RZ

B03b PFIRE F2 RZ

Chemical name (DIPPR) METHANE (DIPPR)

METHANE (DIPPR)

METHANE (DIPPR)

METHANE (DIPPR)

Pool size determination Confined Confined Confined Confined Total mass released (kg) 261,6 261,6 261,6 261,6 Mass flow rate of the source (kg/s) Duration of the release (s) Pool surface poolfire (m2) 62 62 62 62 Height of the observer position above ground level (m)

0 0 0 0

Height of the confined pool above ground level (m)

0 0 0 0

Hole diameter (mm) Discharge coefficient (-) Initial height of the liquid above release point (m)

Cross-sectional area of the tank (m2) Pool thickness (mm) Temperature of the pool (°C) -161,15 -161,15 -161,15 -161,15 Pool burning rate Calculate/Default Calculate/Default Calculate/Default Calculate/Default Value of pool burning rate (kg/m2*s) Fraction combustion heat radiated (%) 35 35 35 35 Soot Fraction Calculate/Default Calculate/Default Calculate/Default Calculate/Default Value of soot fraction (-) Wind speed at 10 m height (m/s) 3 9 5 2 Ambient temperature (°C) 19 19 19 19 Ambient relative humidity (%) 75 75 75 75 Amount of CO2 in atmosphere (%) 0,03 0,03 0,03 0,03 Distance from the centre of the pool (m)

1000 1000 1000 1000

Exposure duration to heat radiation (s) 20 20 20 20 Take protective effects of clothing into account

No No No No

X-coordinate of release (m) 0 0 0 0 Y-coordinate of release (m) 0 0 0 0 Predefined wind direction User defined User defined User defined User defined Wind comes from (North = 0 degrees) (deg)

270 270 270 270

Calculate all contours for Physical effects Physical effects Physical effects Physical effects Heat radiation level (lowest) for first contour plot (kW/m2)

7,3 7,3 7,3 7,3

Heat radiation level for second contour plot (kW/m2)

9,3 9,3 9,3 9,3

Heat radiation level (highest) for third contour plot (kW/m2)

13,4 13,4 13,4 13,4

Percentage of mortality for contour calculations (%)

Results B03b PFIRE D3 RZ

B03b PFIRE D9 RZ

B03b PFIRE E5 RZ

B03b PFIRE F2 RZ

Max Diameter of the Pool Fire (m) 8,8849 8,8849 8,8849 8,8849 Heat radiation at X (kW/m2) 0,0006517 0,00042763 0,00053985 0,00074604 Heat radiation first contour at (m) 20,987 20,929 21,394 20,027 Heat radiation second contour at (m) 18,759 19,205 19,304 17,79

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Ref: 02-901-188098-12141-Revision 2 Page E.257 of E.425

Heat radiation third contour at (m) 15,53 17,552 16,941 13,998 Combustion rate (kg/s) 4,836 4,836 4,836 4,836 Duration of the pool fire (s) 54,094 54,094 54,094 54,094 Heat emission from fire surface (kW/m2)

50,042 57,532 53,369 47,584

Flame tilt (deg) 48,267 61,915 55,145 42,233 View factor (%) 0,003 0,0016828 0,0023132 0,0036322 Atmospheric transmissivity (%) 43,41 44,17 43,728 43,165 Flame temperature (°C) 698,08 732,27 713,71 686,03 Height of the Flame (m) 15,603 12,388 14,016 16,99 Calculated pool surface area (m2) 62 62 62 62 Weight ratio of HCL/chemical (%) 0 0 0 0 Weight ratio of NO2/chemical (%) 0 0 0 0 Weight ratio of SO2/chemical (%) 0 0 0 0 Weight ratio of CO2/chemical (%) 274,4 274,4 274,4 274,4 Weight ratio of H2O/chemical (%) 224,69 224,69 224,69 224,69 Other information Main program Effects 8.1.8.6673 Chemical database DIPPR database Chemical source DIPPR Jan2010 Chemical source date 14/09/2010 Effects report created by ESLR2RH1F\andrea_silvasantos at 21/11/2013 8:53:15

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Project for a new LNG regasification facility to be located in the Marsaxlokk Bay – QRA PRELIMINARY REPORT

Ref: 02-901-188098-12141-Revision 2 Page E.258 of E.425

B04A JFIRE Case description: B04a_D3 Model: Gas Jet Fire (Chamberlain model) version: 5.12 (06/11/2013) Reference: Chamberlain, G.A., Development in design methods for predicting thermal radiation from flares~Chem. Eng. Res. Des. Vol.65 July 1987 pagina 299 - 309~ compared to: B04a_D9 compared to: B04a_E5 compared to: B04a_F2 Parameters Inputs B04a_D3 B04a_D9 B04a_E5 B04a_F2 Chemical name (DIPPR) METHANE (DIPPR) METHANE (DIPPR) METHANE (DIPPR) METHANE (DIPPR)

Type of release Release from vessel through (a hole in) pipe

Release from vessel through (a hole in) pipe

Release from vessel through (a hole in)pipe

Release from vessel through (a hole in) pipe

Pipeline length (m) 30 30 30 30 Pipeline diameter (inch) 12 12 12 12 Pipeline roughness (mm) 0,045 0,045 0,045 0,045 Hole diameter (inch) 12 12 12 12 Hole rounding Rounded edges Rounded edges Rounded edges Rounded edges Discharge coefficient (-) 1 1 1 1 Initial temperature in vessel (°C)

-151 -151 -151 -151

Initial (absolute) pressure in vessel (bar)

1,03 1,03 1,03 1,03

Outflow angle in XZ plane (0°=horizontal; 90°=vertical) (deg)

45 45 45 45

Release height (Stack height) (m)

1 1 1 1

Wind speed at 10 m height (m/s)

3 9 5 2

Ambient temperature (°C) 19 19 19 19 Ambient relative humidity (%)

75 75 75 75

Flame temperature (°C) 926,85 926,85 926,85 926,85 Amount of CO2 in atmosphere (%)

0,03 0,03 0,03 0,03

Percentage of the flame covered by soot (%)

0 0 0 0

Distance from release (Xd) (m)

100 100 100 100

X-coordinate of release (m) 0 0 0 0 Y-coordinate of release (m) 0 0 0 0 Predefined wind direction User defined User defined User defined User defined Wind comes from (North = 0 degrees) (deg)

270 270 270 270

Results B04a_D3 B04a_D9 B04a_E5 B04a_F2 Initial source strength (kg/s) 3,3751 3,3751 3,3751 3,3751 Type of flow of the jet Unchoked flow Unchoked flow Unchoked flow Unchoked flow Exit velocity of expanding jet (m/s)

28,824 28,824 28,824 28,824

Angle between hole and flame axis (alpha) (deg)

0 16,056 1,5266 0

Frustum lift off height (b) (m) 6,21 0,37833 0,55996 6,939 Width of frustum base (W1) (m)

3,0683 1,256 2,203 3,6564

Width of frustum tip (W2) (m)

13,905 10,274 12,028 15,024

Length of frustum (flame) (Rl) (m)

24,84 23,948 26,409 27,756

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Ref: 02-901-188098-12141-Revision 2 Page E.259 of E.425

Tilt angle central axis flare (alpha_b) (deg)

0 15,81 1,4949 0

Surface area of frustum (m2)

837,08 525,5 717,94 1019,1

Surface area of a cylinder (m2)

775,4 485,94 669,9 951,5

Surface emissive power (max) (kW/m2)

65,622 104,71 75,956 53,477

Surface emissive power (actual) (kW/m2)

65,622 104,71 75,956 53,477

Atmospheric transmissivity (%)

68,48 68,1 68,157 68,545

View factor (%) 0,86995 0,42126 0,68539 1,1076 Heat radiation at Xd (kW/m2)

0,39164 0,30183 0,3556 0,40675

Other information Main program Effects 8.1.8.6673 Chemical database DIPPR database Chemical source DIPPR Jan2010 Chemical source date 14/09/2010 Effects report created by ESLR2RH1F\andrea_silvasantos at 21/11/2013 10:32:17 FLASHF Case description: HARDARM_L1_L_DISPERSION D3 (linked to Pool evaporation - HARDARM_L1_L_EVAPORATION D3) Model: Dense Gas Dispersion: Explosive mass version: 5.13 (25/06/2013) Reference: Yellow Book 3rd edition 1997 chapter 4; Ermak, D.L. User manual for SLAB Lawrence Livermore National Laboratory, June 1990 compared to: HARDARM_L1_L_DISPERSION D9 (linked to Pool evaporation - HARDARM_L1_L_EVAPORATION D9) compared to: HARDARM_L1_L_DISPERSION E5 (linked to Pool evaporation - HARDARM_L1_L_EVAPORATION E5) compared to: HARDARM_L1_L_DISPERSION F2 (linked to Pool evaporation - HARDARM_L1_L_EVAPORATION F2) Parameters

Inputs

HARDARM_L1_L_DISPERSION D3 (linked to Pool evaporation -HARDARM_L1_L_EVAPORATION D3)

HARDARM_L1_L_DISPERSION D9 (linked to Pool evaporation -HARDARM_L1_L_EVAPORATION D9)

HARDARM_L1_L_DISPERSION E5 (linked to Pool evaporation -HARDARM_L1_L_EVAPORATION E5)

HARDARM_L1_L_DISPERSION F2 (linked to Pool evaporation -HARDARM_L1_L_EVAPORATION F2)

Chemical name (DIPPR)

METHANE (DIPPR) METHANE (DIPPR) METHANE (DIPPR) METHANE (DIPPR)

Type of release

Evaporating pool release Evaporating pool release Evaporating pool release Evaporating pool release

Total mass released (kg)

Mass flow rate of the source (kg/s)

1022,1 1022,1 1022,1 1022,1

Duration of the release (s)

165,32 165,32 165,32 165,32

Initial liquid mass fraction

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(%) Fixed pool surface (m2)

10000 10000 10000 10000

Diameter of expanded jet (m)

Temperature after release (°C)

-161,49 -161,49 -161,49 -161,49

X-coordinate of release (m)

0 0 0 0

Y-coordinate of release (m)

0 0 0 0

Z-coordinate (height) of release (m)

Ambient temperature (°C)

19 19 19 19

Meteorological data

Pasquill Pasquill Pasquill Pasquill

Pasquill stability class

D (Neutral) D (Neutral) E (Stable) F (Very Stable)

Wind speed at 10 m height (m/s)

3 9 5 2

Inverse Monin-Obukhov length (1/L) (1/m)

Predefined wind direction

N N N N

Wind comes from (North = 0 degrees) (deg)

0 0 0 0

Ambient relative humidity (%)

75 75 75 75

Roughness length description

Cultivated land Cultivated land Cultivated land Cultivated land

Time t after start release (s)

120 120 120 120

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Concentration averaging time (s)

20 20 20 20

Resolution of the time consuming graphs

Low Low Low Low

Results

HARDARM_L1_L_DISPERSION D3 (linked to Pool evaporation -HARDARM_L1_L_EVAPORATION D3)

HARDARM_L1_L_DISPERSION D9 (linked to Pool evaporation -HARDARM_L1_L_EVAPORATION D9)

HARDARM_L1_L_DISPERSION E5 (linked to Pool evaporation -HARDARM_L1_L_EVAPORATION E5)

HARDARM_L1_L_DISPERSION F2 (linked to Pool evaporation -HARDARM_L1_L_EVAPORATION F2)

Explosive mass at time t (kg)

89932 20467 54341 94021

Height to LEL at time t (m)

41,2 14,8 46,9 10,5

Length of cloud (between LEL) at time t (m)

332 451,86 262,22 427,26

Width of cloud (between LEL) at time t (m)

178,32 146,06 181,66 292,22

Offset between release location and LEL at time t (m)

-67,623 -63,147 -67,576 -127,38

Maximum explosive mass (kg)

1,1043E05 20467 94059 1,3065E05

...at time tmem (s)

175 150 175 175

Start time where 95% of maximum of explosive mass is reached (s)

143,95 44,841 172,04 -1E100

Time where explosive mass starts decreasing below 95% of max (s)

180,54 165,32 179,2 165,32

Length of cloud (between

522,64 451,86 958,87 526,18

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LEL) at time tmem (m) Width of cloud (between LEL) at time tmem (m)

160,43 146,06 320,41 339,57

Offset between release location and LEL at time tmem (m)

1,121 -63,147 -40,879 -119,73

Maximum area of explosive cloud (m2)

56523 49218 1,0773E05 1,4939E05

...at time tmac (s)

175 165,32 225 175

Explosive mass at time tmac (kg)

1,1043E05 20467 27525 1,3065E05

Length of cloud (between LEL) at time tmac (m)

522,64 451,86 383,05 526,18

Width of cloud (between LEL) at time tmac (m)

160,43 146,06 373,76 339,57

Offset between release location and LEL at time tmac (m)

1,121 -63,147 758,01 -119,73

Offset between release centre and cloud centre at time tmac (m)

262,44 162,78 949,54 143,36

Inverse Monin-Obukhov length (1/L) used (1/m)

0 0 0,011686 0,04733

Other information Main program Effects 8.1.8.6673 Chemical database DIPPR database

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Chemical source DIPPR Jan2010 Chemical source date 14/09/2010 Effects report created by ESLR2RH1F\andrea_silvasantos at 21/11/2013 10:30:04 UVCE Case description: B04A - UVCE D3 Z1 (linked to Dense Gas Dispersion: Explosive mass - HARDARM_L1_L_DISPERSION D3 (linked to Pool evaporation - HARDARM_L1_L_EVAPORATION D3)) Model: Explosion (Multi Energy model) version: 5.03 (22/11/2013) Reference: Yellow Book CPR14E 3rd Edition - Chapter 5: Vapour cloud explosions compared to: B04A - UVCE D3 Z2 (linked to Dense Gas Dispersion: Explosive mass - HARDARM_L1_L_DISPERSION D3 (linked to Pool evaporation - HARDARM_L1_L_EVAPORATION D3)) compared to: B04A - UVCE D3 Z3 (linked to Dense Gas Dispersion: Explosive mass - HARDARM_L1_L_DISPERSION D3 (linked to Pool evaporation - HARDARM_L1_L_EVAPORATION D3)) compared to: B04A - UVCE D9 Z1 (linked to Dense Gas Dispersion: Explosive mass - HARDARM_L1_L_DISPERSION D9 (linked to Pool evaporation - HARDARM_L1_L_EVAPORATION D9)) compared to: B04A - UVCE D9 Z2 (linked to Dense Gas Dispersion: Explosive mass - HARDARM_L1_L_DISPERSION D9 (linked to Pool evaporation - HARDARM_L1_L_EVAPORATION D9)) compared to: B04A - UVCE D9 Z3 (linked to Dense Gas Dispersion: Explosive mass - HARDARM_L1_L_DISPERSION D9 (linked to Pool evaporation - HARDARM_L1_L_EVAPORATION D9)) compared to: B04A - UVCE E5 Z1 (linked to Dense Gas Dispersion: Explosive mass - HARDARM_L1_L_DISPERSION E5 (linked to Pool evaporation - HARDARM_L1_L_EVAPORATION E5)) compared to: B04A - UVCE E5 Z2 (linked to Dense Gas Dispersion: Explosive mass - HARDARM_L1_L_DISPERSION E5 (linked to Pool evaporation - HARDARM_L1_L_EVAPORATION E5)) compared to: B04A - UVCE E5 Z3 (linked to Dense Gas Dispersion: Explosive mass - HARDARM_L1_L_DISPERSION E5 (linked to Pool evaporation - HARDARM_L1_L_EVAPORATION E5)) compared to: B04A - UVCE F2 Z1 (linked to Dense Gas Dispersion: Explosive mass - HARDARM_L1_L_DISPERSION F2 (linked to Pool evaporation - HARDARM_L1_L_EVAPORATION F2)) compared to: B04A - UVCE F2 Z2 (linked to Dense Gas Dispersion: Explosive mass - HARDARM_L1_L_DISPERSION F2 (linked to Pool evaporation - HARDARM_L1_L_EVAPORATION F2)) compared to: B04A - UVCEF2 Z3 (linked to Dense Gas Dispersion: Explosive mass - HARDARM_L1_L_DISPERSION F2 (linked to Pool evaporation - HARDARM_L1_L_EVAPORATION F2)) Parameters

Inputs

B04A -UVCE D3 Z1 (linked to Dense Gas Dispersion: Explosive mass -HARDARM_L1_L_DISPERSION D3 (linked to Pool evaporation -HARDARM_L1_L_EVAPORATION D3))

B04A -UVCE D3 Z2 (linked to Dense Gas Dispersion: Explosive mass -HARDARM_L1_L_DISPERSION D3 (linked to Pool evaporation -HARDARM_L1_L_EVAPORATION D3))

B04A -UVCE D3 Z3 (linked to Dense Gas Dispersion: Explosive mass -HARDARM_L1_L_DISPERSION D3 (linked to Pool evaporation -HARDARM_L1_L_EVAPORATION D3))

B04A -UVCE D9 Z1 (linked to Dense Gas Dispersion: Explosive mass -HARDARM_L1_L_DISPERSION D9 (linked to Pool evaporation -HARDARM_L1_L_EVAPORATION D9))

B04A -UVCE D9 Z2 (linked to Dense Gas Dispersion: Explosive mass -HARDARM_L1_L_DISPERSION D9 (linked to Pool evaporation -HARDARM_L1_L_EVAPORATION D9))

B04A -UVCE D9 Z3 (linked to Dense Gas Dispersion: Explosive mass -HARDARM_L1_L_DISPERSION D9 (linked to Pool evaporation -HARDARM_L1_L_EVAPORATION D9))

B04A -UVCE E5 Z1 (linked to Dense Gas Dispersion: Explosive mass -HARDARM_L1_L_DISPERSION E5 (linked to Pool evaporation -HARDARM_L1_L_EVAPORATION E5))

B04A -UVCE E5 Z2 (linked to Dense Gas Dispersion: Explosive mass -HARDARM_L1_L_DISPERSION E5 (linked to Pool evaporation -HARDARM_L1_L_EVAPORATION E5))

B04A -UVCE E5 Z3 (linked to Dense Gas Dispersion: Explosive mass -HARDARM_L1_L_DISPERSION E5 (linked to Pool evaporation -HARDARM_L1_L_EVAPORATION E5))

B04A -UVCE F2 Z1 (linked to Dense Gas Dispersion: Explosive mass -HARDARM_L1_L_DISPERSION F2 (linked to Pool evaporation -HARDARM_L1_L_EVAPORATION F2))

B04A -UVCE F2 Z2 (linked to Dense Gas Dispersion: Explosive mass -HARDARM_L1_L_DISPERSION F2 (linked to Pool evaporation -HARDARM_L1_L_EVAPORATION F2))

B04A -UVCEF2 Z3 (linked to Dense Gas Dispersion: Explosive mass -HARDARM_L1_L_DISPERSION F2 (linked to Pool evaporation -HARDARM_L1_L_EVAPORATION F2))

Chemical name (DI

METHANE (DIPPR)

METHANE (DIPPR)

METHANE (DIPPR)

METHANE (DIPPR)

METHANE (DIPPR)

METHANE (DIPPR)

METHANE (DIPPR)

METHANE (DIPPR)

METHANE (DIPPR)

METHANE (DIPPR)

METHANE (DIPPR)

METHANE (DIPPR)

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PPR) Ambient pressure (bar)

1,0151 1,0151 1,0151 1,0151 1,0151 1,0151 1,0151 1,0151 1,0151 1,0151 1,0151 1,0151

Total mass in explosive range (kg)

1,1043E05

1,1043E05

1,1043E05

20467 20467 20467 27525 27525 27525 1,3065E05

1,3065E05

1,3065E05

Fraction of flammable cloud confined (%)

8 8 8 8 8 8 8 8 8 8 8 8

Curve number

5 (Medium deflagration)

5 (Medium deflagration)

5 (Medium deflagration)

5 (Medium deflagration)

5 (Medium deflagration)

5 (Medium deflagration)

5 (Medium deflagration)

5 (Medium deflagration)

5 (Medium deflagration)

5 (Medium deflagration)

5 (Medium deflagration)

5 (Medium deflagration)

Distance from release (Xd) (m)

100 100 100 100 100 100 100 100 100 100 100 100

Offset between release

262,44 262,44 262,44 162,78 162,78 162,78 949,54 949,54 949,54 143,36 143,36 143,36

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point and cloud centre (m) Threshold overpressure (mbar)

170 360 900 170 360 900 170 360 900 170 360 900

X-coordinate of release (m)

0 0 0 0 0 0 0 0 0 0 0 0

Y-coordinate of release (m)

0 0 0 0 0 0 0 0 0 0 0 0

Predefined wind direction

N N N N N N N N N N N N

Wind comes from (North = 0

0 0 0 0 0 0 0 0 0 0 0 0

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degrees) (deg)

Results

B04A -UVCE D3 Z1 (linked to Dense Gas Dispersion: Explosive mass -HARDARM_L1_L_DISPERSION D3 (linked to Pool evaporation -HARDARM_L1_L_EVAPORATION D3))

B04A -UVCE D3 Z2 (linked to Dense Gas Dispersion: Explosive mass -HARDARM_L1_L_DISPERSION D3 (linked to Pool evaporation -HARDARM_L1_L_EVAPORATION D3))

B04A -UVCE D3 Z3 (linked to Dense Gas Dispersion: Explosive mass -HARDARM_L1_L_DISPERSION D3 (linked to Pool evaporation -HARDARM_L1_L_EVAPORATION D3))

B04A -UVCE D9 Z1 (linked to Dense Gas Dispersion: Explosive mass -HARDARM_L1_L_DISPERSION D9 (linked to Pool evaporation -HARDARM_L1_L_EVAPORATION D9))

B04A -UVCE D9 Z2 (linked to Dense Gas Dispersion: Explosive mass -HARDARM_L1_L_DISPERSION D9 (linked to Pool evaporation -HARDARM_L1_L_EVAPORATION D9))

B04A -UVCE D9 Z3 (linked to Dense Gas Dispersion: Explosive mass -HARDARM_L1_L_DISPERSION D9 (linked to Pool evaporation -HARDARM_L1_L_EVAPORATION D9))

B04A -UVCE E5 Z1 (linked to Dense Gas Dispersion: Explosive mass -HARDARM_L1_L_DISPERSION E5 (linked to Pool evaporation -HARDARM_L1_L_EVAPORATION E5))

B04A -UVCE E5 Z2 (linked to Dense Gas Dispersion: Explosive mass -HARDARM_L1_L_DISPERSION E5 (linked to Pool evaporation -HARDARM_L1_L_EVAPORATION E5))

B04A -UVCE E5 Z3 (linked to Dense Gas Dispersion: Explosive mass -HARDARM_L1_L_DISPERSION E5 (linked toPool evaporation -HARDARM_L1_L_EVAPORATION E5))

B04A -UVCE F2 Z1 (linked to Dense Gas Dispersion: Explosive mass -HARDARM_L1_L_DISPERSION F2 (linked to Pool evaporation -HARDARM_L1_L_EVAPORATION F2))

B04A -UVCE F2 Z2 (linked to Dense Gas Dispersion: Explosive mass -HARDARM_L1_L_DISPERSION F2 (linked to Pool evaporation -HARDARM_L1_L_EVAPORATION F2))

B04A -UVCEF2 Z3 (linked to Dense Gas Dispersion: Explosive mass -HARDARM_L1_L_DISPERSION F2 (linked to Pool evaporation -HARDARM_L1_L_EVAPORATION F2))

Confined mass in explosive range (kg)

8834,6 8834,6 8834,6 1637,3 1637,3 1637,3 2202 2202 2202 10452 10452 10452

Total combustion energy (MJ)

4,4201E05

4,4201E05

4,4201E05

81918 81918 81918 1,1017E05

1,1017E05

1,1017E05

5,2294E05

5,2294E05

5,2294E05

Peak overpressure

193,85 193,85 193,85 113,15 113,15 113,15 125 125 125 199,29 199,29 199,29

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at Xd (mbar) Peak dynamic pressure at Xd (mbar)

44,49 44,49 44,49 12,063 12,063 12,063 15,101 15,101 15,101 50,575 50,575 50,575

Pressure impulse at Xd (Pa*s)

3138,1 3138,1 3138,1 1063,5 1063,5 1063,5 1289,8 1289,8 1289,8 3439,8 3439,8 3439,8

Positive phase duration at Xd (ms)

323,77 323,77 323,77 187,97 187,97 187,97 206,36 206,36 206,36 345,21 345,21 345,21

Dist. from center mass of cloud at threshold overp

117,01 -1E100 -1E100 66,711 -1E100 -1E100 73,636 -1E100 -1E100 123,75 -1E100 -1E100

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ressure (m) Blast-wave shape at Xd

Pressure wave

Pressure wave

Pressure wave

Pressure wave

Pressure wave

Pressure wave

Pressure wave

Pressure wave

Pressure wave

Pressure wave

Pressure wave

Pressure wave

Damage (general description) at Xd

Moderate damage (Zone C: 17 - 35 kPa).

Moderate damage (Zone C: 17 - 35 kPa).

Moderate damage (Zone C: 17 - 35 kPa).

Minor damage (Zone D: 3.5 - 17 kPa).

Minor damage (Zone D: 3.5 - 17 kPa).

Minor damage (Zone D: 3.5 - 17 kPa).

Minor damage (Zone D: 3.5 - 17 kPa).

Minor damage (Zone D: 3.5 - 17 kPa).

Minor damage (Zone D: 3.5 - 17 kPa).

Moderate damage (Zone C: 17 - 35 kPa).

Moderate damage (Zone C: 17 - 35 kPa).

Moderate damage (Zone C:17 - 35 kPa).

Damage to brick houses at Xd

Not habitable without major repair works. Partial roof failures, 25% of all brick walls have failed, serious damage to the remaining carrying elements. Damage to windowframes and doors (7-15 kPa).

Not habitable without major repair works. Partial roof failures, 25% of all brick walls have failed, serious damage to the remaining carrying elements. Damage to windowframes and doors (7-15 kPa).

Not habitable without major repair works. Partial roof failures, 25% of all brick walls have failed, serious damage to the remaining carrying elements. Damage to windowframes and doors (7-15 kPa).

Not habitable without major repair works. Partial roof failures, 25% of all brick walls have failed, serious damage to the remaining carrying elements. Damage to windowframes and doors (7-15 kPa).

Not habitable without major repair works. Partial roof failures, 25% of all brick walls have failed, serious damage to the remaining carrying elements. Damage to windowframes and doors (7-15 kPa).

Not habitable without major repair works. Partial roof failures, 25% of all brick walls have failed, serious damage to the remaining carrying elements. Damage to windowframes and doors (7-15 kPa).

Not habitable without major repair works. Partial roof failures, 25% of all brick walls have failed, serious damage to the remaining carrying elements. Damage to windowframes and doors (7-15 kPa).

Not habitable without major repair works. Partial roof failures, 25% of all brick walls have failed, serious damage to the remaining carrying elements. Damage to windowframes and doors (7-15 kPa).

Not habitable without major repair works. Partial roof failures, 25% of all brick walls have failed, serious damage to the remaining carrying elements. Damage to windowframes and doors (7-15 kPa).

Not habitable without major repair works. Partial roof failures, 25% of all brick walls have failed, serious damage to the remaining carrying elements. Damage to windowframes and doors (7-15 kPa).

Not habitable without major repair works. Partial roof failures, 25% of all brick walls have failed, serious damage to the remaining carrying elements. Damage to windowframes and doors (7-15 kPa).

Not habitable without major repair works. Partial roof failures, 25% of all brick walls have failed, serious damage to the remaining carrying elements. Damage to windowframes and doors (7-15 kPa).

Damage to typical America

Moderate to minor damage. Deformed walls and doors; failure of

Moderate to minor damage. Deformed walls and doors; failure of

Moderate to minor damage. Deformed walls and doors; failure of

Minor damage. Comparable to a damage due to a storm; wooden walls

Minor damage. Comparable to a damage due to a storm; wooden walls

Minor damage. Comparable to a damage due to a storm; wooden walls

Minor damage. Comparable to a damage due to a storm; wooden walls

Minor damage. Comparable to a damage due to a storm; wooden walls

Minor damage. Comparable to a damage due to a storm; wooden walls

Moderate to minor damage. Deformed walls and doors; failure of

Moderate to minor damage. Deformed walls and doors; failure of

Moderate to minor damage. Deformed walls and doors; failure of

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n-style houses at Xd

joints. Doors and window frames have failed. Wall covering has fallen down (15 kPa).

joints. Doors and window frames have failed. Wall covering has fallen down (15 kPa).

joints. Doors and window frames have failed. Wall covering has fallen down (15 kPa).

fail, breakage of windows (7-10 kPa).

fail, breakage of windows (7-10 kPa).

fail, breakage of windows (7-10 kPa).

fail, breakage of windows (7-10 kPa).

fail, breakage of windows (7-10 kPa).

fail, breakage of windows (7-10 kPa).

joints. Doors and window frames have failed. Wall covering has fallen down (15 kPa).

joints. Doors and window frames have failed. Wall covering has fallen down (15 kPa).

joints. Doors and window frames have failed. Wall covering has fallen down (15 kPa).

Damage to structures (empirical) at Xd

Walls made of concrete blocks have collapsed (15-20). Minor damage to steel frames (8-10 kPa). Connections between steel or aluminium ondulated plates have failed 7-14 kPa). The roof of a storage tank has collapsed (7 kPa).

Walls made of concrete blocks have collapsed (15-20). Minor damage to steel frames (8-10 kPa). Connections between steel or aluminium ondulated plates have failed 7-14 kPa). The roof of a storage tank has collapsed (7 kPa).

Walls made of concrete blocks have collapsed (15-20). Minor damage to steel frames (8-10 kPa). Connections between steel or aluminium ondulated plates have failed 7-14 kPa). The roof of a storage tank has collapsed (7 kPa).

Minor damage to steel frames (8-10 kPa). Connections between steel or aluminium ondulated plates have failed 7-14 kPa). The roof of a storage tank has collapsed (7 kPa).

Minor damage to steel frames (8-10 kPa). Connections between steel or aluminium ondulated plates have failed 7-14 kPa). The roof of a storage tank has collapsed (7 kPa).

Minor damage to steel frames (8-10 kPa). Connections between steel or aluminium ondulated plates have failed 7-14 kPa). The roof of a storage tank has collapsed (7 kPa).

Minor damage to steel frames (8-10 kPa). Connections between steel or aluminium ondulated plates have failed 7-14 kPa). The roof of a storage tank has collapsed (7 kPa).

Minor damage to steel frames (8-10 kPa). Connections between steel or aluminium ondulated plates have failed 7-14 kPa). The roof of a storage tank has collapsed (7 kPa).

Minor damage to steel frames (8-10 kPa). Connections between steel or aluminium ondulated plates have failed 7-14 kPa). The roof of a storage tank has collapsed (7 kPa).

Walls made of concrete blocks have collapsed (15-20). Minor damage to steel frames (8-10 kPa). Connections between steel or aluminium ondulated plates have failed 7-14 kPa). The roof of a storage tank has collapsed (7 kPa).

Walls made of concrete blocks have collapsed (15-20). Minor damage to steel frames (8-10 kPa). Connections between steel or aluminium ondulated plates have failed 7-14 kPa). The roof of a storage tank has collapsed (7 kPa).

Walls made of concrete blocks have collapsed (15-20). Minor damage to steel frames (8-10 kPa). Connections between steel or aluminium ondulated plates have failed 7-14 kPa). The roof of a storage tank has collapsed (7 kPa).

Other information Main program Effects 8.1.8.6673 Chemical database DIPPR database Chemical source DIPPR Jan2010 Chemical source date 14/09/2010 Effects report created by ESLR2RH1F\andrea_silvasantos at 22/11/2013 10:59:54 UVCE ED Case description: HARDARM_L1_L_UVCE D3 ED (linked to Dense Gas Dispersion: Explosive mass - HARDARM_L1_L_DISPERSION D3 (linked to Pool evaporation - HARDARM_L1_L_EVAPORATION D3)) Model: Explosion (Multi Energy model) version: 5.03 (15/11/2013) Reference: Yellow Book CPR14E 3rd Edition - Chapter 5: Vapour cloud explosions compared to: HARDARM_L1_L_UVCE D9 ED (linked to Dense Gas Dispersion: Explosive mass - HARDARM_L1_L_DISPERSION D9 (linked to Pool evaporation - HARDARM_L1_L_EVAPORATION D9)) compared to: HARDARM_L1_L_UVCE E5 ED (linked to Dense Gas Dispersion: Explosive mass - HARDARM_L1_L_DISPERSION E5 (linked to Pool evaporation - HARDARM_L1_L_EVAPORATION E5))

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compared to: HARDARM_L2_L_UVCE F2 ED (linked to Dense Gas Dispersion: Explosive mass - HARDARM_L2_L_DISPERSION F2 (linked to Pool evaporation - HARDARM_L2_L_EVAPORATION F2)) Parameters

Inputs

HARDARM_L1_L_UVCE D3 ED (linked to Dense Gas Dispersion: Explosive mass -HARDARM_L1_L_DISPERSION D3 (linked to Pool evaporation -HARDARM_L1_L_EVAPORATION D3))

HARDARM_L1_L_UVCE D9 ED (linked to Dense Gas Dispersion: Explosive mass -HARDARM_L1_L_DISPERSION D9 (linked to Pool evaporation -HARDARM_L1_L_EVAPORATION D9))

HARDARM_L1_L_UVCE E5 ED (linked to Dense Gas Dispersion: Explosive mass -HARDARM_L1_L_DISPERSION E5 (linked to Pool evaporation -HARDARM_L1_L_EVAPORATION E5))

HARDARM_L2_L_UVCE F2 ED (linked to Dense Gas Dispersion: Explosive mass -HARDARM_L2_L_DISPERSION F2 (linked to Pool evaporation -HARDARM_L2_L_EVAPORATION F2))

Chemical name (DIPPR)

METHANE (DIPPR) METHANE (DIPPR) METHANE (DIPPR) METHANE (DIPPR)

Ambient pressure (bar)

1,0151 1,0151 1,0151 1,0151

Total mass in explosive range (kg)

1,1043E05 20467 27525 2837,5

Fraction of flammable cloud confined (%)

8 8 8 8

Curve number

5 (Medium deflagration) 5 (Medium deflagration) 5 (Medium deflagration) 5 (Medium deflagration)

Distance from release (Xd) (m)

100 100 100 100

Offset between release point and cloud centre (m)

262,44 162,78 949,54 291,52

Threshold overpressure (mbar)

160 160 160 160

X-coordinate of release (m)

0 0 0 0

Y-coordinate of release (m)

0 0 0 0

Predefined wind direction

N N N N

Wind comes from

0 0 0 0

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(North = 0 degrees) (deg)

Results

HARDARM_L1_L_UVCE D3 ED (linked to Dense Gas Dispersion: Explosive mass -HARDARM_L1_L_DISPERSION D3 (linked to Pool evaporation -HARDARM_L1_L_EVAPORATION D3))

HARDARM_L1_L_UVCE D9 ED (linked to Dense Gas Dispersion: Explosive mass -HARDARM_L1_L_DISPERSION D9 (linked to Pool evaporation -HARDARM_L1_L_EVAPORATION D9))

HARDARM_L1_L_UVCE E5 ED (linked to Dense Gas Dispersion: Explosive mass -HARDARM_L1_L_DISPERSION E5 (linked to Pool evaporation -HARDARM_L1_L_EVAPORATION E5))

HARDARM_L2_L_UVCE F2 ED (linked to Dense Gas Dispersion: Explosive mass -HARDARM_L2_L_DISPERSION F2 (linked to Pool evaporation -HARDARM_L2_L_EVAPORATION F2))

Confined mass in explosive range (kg)

8834,6 1637,3 2202 227

Total combustion energy (MJ)

4,4201E05 81918 1,1017E05 11357

Peak overpressure at Xd (mbar)

193,85 113,15 125 59,221

Peak dynamic pressure at Xd (mbar)

44,49 12,063 15,101 2,4677

Pressure impulse at Xd (Pa*s)

3138,1 1063,5 1289,8 295,27

Positive phase duration at Xd (ms)

323,77 187,97 206,36 99,718

Dist. from center mass of cloud at threshold overpressure (m)

124,44 70,946 78,311 36,719

Blast-wave shape at Xd

Pressure wave Pressure wave Pressure wave Pressure wave

Damage (general description) at Xd

Moderate damage (Zone C: 17 - 35 kPa).

Minor damage (Zone D: 3.5 - 17 kPa).

Minor damage (Zone D: 3.5 - 17 kPa).

Minor damage (Zone D: 3.5 - 17 kPa).

Damage to brick houses at Xd

Not habitable without major repair works. Partial roof failures, 25% of all brick walls have failed, serious damage to

Not habitable without major repair works. Partial roof failures, 25% of all brick walls have failed, serious damage to

Not habitable without major repair works. Partial roof failures, 25% of all brick walls have failed, serious damage to

Habitable after relatively easy repairs. Minor structural damage (3 kPa).

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the remaining carrying elements. Damage to windowframes and doors (7-15 kPa).

the remaining carrying elements. Damage to windowframes and doors (7-15 kPa).

the remaining carrying elements. Damage to windowframes and doors (7-15 kPa).

Damage to typical American-style houses at Xd

Moderate to minor damage. Deformed walls and doors; failure of joints. Doors and window frames have failed. Wall covering has fallen down (15 kPa).

Minor damage. Comparable to a damage due to a storm; wooden walls fail, breakage of windows (7-10 kPa).

Minor damage. Comparable to a damage due to a storm; wooden walls fail, breakage of windows (7-10 kPa).

No damage or very minor damage

Damage to structures (empirical) at Xd

Walls made of concrete blocks have collapsed (15-20). Minor damage to steel frames (8-10 kPa). Connections between steel or aluminium ondulated plates have failed 7-14 kPa). The roof of a storage tank has collapsed (7 kPa).

Minor damage to steel frames (8-10 kPa). Connections between steel or aluminium ondulated plates have failed 7-14 kPa). The roof of a storage tank has collapsed (7 kPa).

Minor damage to steel frames (8-10 kPa). Connections between steel or aluminium ondulated plates have failed 7-14 kPa). The roof of a storage tank has collapsed (7 kPa).

No damage or very minor damage

Other information Main program Effects 8.1.8.6673 Chemical database DIPPR database Chemical source DIPPR Jan2010 Chemical source date 14/09/2010 Effects report created by ESLR2RH1F\andrea_silvasantos at 15/11/2013 9:47:54 PFIRE Case description: HARDARM_L1_L_PFIRE D3 RZ Model: Pool fire version: 5.11 (21/11/2013) Reference: Yellow Book (CPR-14E), 3rd edition 1997, Paragraph 6.5.4 compared to: HARDARM_L1_L_PFIRE D9 RZ compared to: HARDARM_L1_L_PFIRE E5 RZ compared to: HARDARM_L1_L_PFIRE F2 RZ Parameters

Inputs HARDARM_L1_L_PFIRE D3 RZ

HARDARM_L1_L_PFIRE D9 RZ

HARDARM_L1_L_PFIRE E5 RZ

HARDARM_L1_L_PFIRE F2 RZ

Chemical name (DIPPR)

METHANE (DIPPR) METHANE (DIPPR) METHANE (DIPPR) METHANE (DIPPR)

Pool size determination

Unconfined fixed feed Unconfined fixed feed Unconfined fixed feed Unconfined fixed feed

Total mass released (kg)

Mass flow rate of the source (kg/s)

1407 1407 1407 1407

Duration of the release (s)

120 120 120 120

Pool surface poolfire (m2)

Height of the observer position above ground level (m)

0 0 0 0

Height of the confined pool above ground

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level (m) Hole diameter (mm)

Discharge coefficient (-)

Initial height of the liquid above release point (m)

Cross-sectional area of the tank (m2)

Pool thickness (mm)

Temperature of the pool (°C)

19 19 19 19

Pool burning rate

Calculate/Default Calculate/Default Calculate/Default Calculate/Default

Value of pool burning rate (kg/m2*s)

Fraction combustion heat radiated (%)

35 35 35 35

Soot Fraction Calculate/Default Calculate/Default Calculate/Default Calculate/Default Value of soot fraction (-)

Wind speed at 10 m height (m/s)

3 9 5 2

Ambient temperature (°C)

19 19 19 19

Ambient relative humidity (%)

75 75 75 75

Amount of CO2 in atmosphere (%)

0,03 0,03 0,03 0,03

Distance from the centre of the pool (m)

1000 1000 1000 1000

Exposure duration to heat radiation (s)

75 75 75 75

Take protective effects of clothing into account

No No No No

X-coordinate of release (m)

0 0 0 0

Y-coordinate 0 0 0 0

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of release (m) Predefined wind direction

N N N N

Wind comes from (North = 0 degrees) (deg)

0 0 0 0

Calculate all contours for

Physical effects Physical effects Physical effects Physical effects

Heat radiation level (lowest) for first contour plot (kW/m2)

7,3 7,3 7,3 7,3

Heat radiation level for second contour plot (kW/m2)

9,3 9,3 9,3 9,3

Heat radiation level (highest) for third contour plot (kW/m2)

13,4 13,4 13,4 13,4

Percentage of mortality for contour calculations (%)

Results HARDARM_L1_L_PFIRE D3 RZ

HARDARM_L1_L_PFIRE D9 RZ

HARDARM_L1_L_PFIRE E5 RZ

HARDARM_L1_L_PFIRE F2 RZ

Max Diameter of the Pool Fire (m)

115,17 115,17 115,17 115,17

Heat radiation at X (kW/m2)

0,11963 0,086781 0,10622 0,12717

Heat radiation first contour at (m)

197,38 193,36 199,28 193,14

Heat radiation second contour at (m)

180,33 180,15 183,86 175,24

Heat radiation third contour at (m)

156,24 162,09 162,11 150,11

Combustion rate (kg/s)

812,54 812,54 812,54 812,54

Duration of the pool fire (s)

207,79 207,79 207,79 207,79

Heat emission

79,178 87,351 81,038 79,178

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from fire surface (kW/m2) Flame tilt (deg)

37,525 53,623 45,405 31,113

View factor (%)

0,31943 0,20629 0,27595 0,33956

Atmospheric transmissivity (%)

47,299 48,16 47,501 47,299

Flame temperature (°C)

815,31 842,23 821,61 815,31

Height of the Flame (m)

95,698 81,439 92,138 95,698

Calculated pool surface area (m2)

10417 10417 10417 10417

Weight ratio of HCL/chemical (%)

0 0 0 0

Weight ratio of NO2/chemical (%)

0 0 0 0

Weight ratio of SO2/chemical (%)

0 0 0 0

Weight ratio of CO2/chemical (%)

274,4 274,4 274,4 274,4

Weight ratio of H2O/chemical (%)

224,69 224,69 224,69 224,69

Other information Main program Effects 8.1.8.6673 Chemical database DIPPR database Chemical source DIPPR Jan2010 Chemical source date 14/09/2010 Effects report created by ESLR2RH1F\andrea_silvasantos at 21/11/2013 8:57:55

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B04B JFIRE Case description: B04b_D3 Model: Gas Jet Fire (Chamberlain model) version: 5.12 (06/11/2013) Reference: Chamberlain, G.A., Development in design methods for predicting thermal radiation from flares~Chem. Eng. Res. Des. Vol.65 July 1987 pagina 299 - 309~ compared to: B04b_D9 compared to: B04b_E5 compared to: B04b_F2 Parameters Inputs B04b_D3 B04b_D9 B04b_E5 B04b_F2 Chemical name (DIPPR) METHANE (DIPPR) METHANE (DIPPR) METHANE (DIPPR) METHANE (DIPPR)

Type of release Release from vessel through (a hole in) pipe

Release from vessel through (a hole in) pipe

Release from vessel through (a hole in) pipe

Release from vessel through (a hole in) pipe

Pipeline length (m) 30 30 30 30 Pipeline diameter (inch) 12 12 12 12 Pipeline roughness (mm) 0,045 0,045 0,045 0,045 Hole diameter (inch) 1,2 1,2 1,2 1,2 Hole rounding Sharp edges Sharp edges Sharp edges Sharp edges Discharge coefficient (-) 0,62 0,62 0,62 0,62 Initial temperature in vessel (°C)

-151 -151 -151 -151

Initial (absolute) pressure in vessel (bar)

1,03 1,03 1,03 1,03

Outflow angle in XZ plane (0°=horizontal; 90°=vertical) (deg)

45 45 45 45

Release height (Stack height) (m)

1 1 1 1

Wind speed at 10 m height (m/s)

3 9 5 2

Ambient temperature (°C) 19 19 19 19 Ambient relative humidity (%)

75 75 75 75

Flame temperature (°C) 926,85 926,85 926,85 926,85 Amount of CO2 in atmosphere (%)

0,03 0,03 0,03 0,03

Percentage of the flame covered by soot (%)

0 0 0 0

Distance from release (Xd) (m)

100 100 100 100

X-coordinate of release (m) 0 0 0 0 Y-coordinate of release (m) 0 0 0 0 Predefined wind direction User defined User defined User defined User defined Wind comes from (North = 0 degrees) (deg)

270 270 270 270

Results B04b_D3 B04b_D9 B04b_E5 B04b_F2 Initial source strength (kg/s) 0,031678 0,031678 0,031678 0,031678 Type of flow of the jet Unchoked flow Unchoked flow Unchoked flow Unchoked flow Exit velocity of expanding jet (m/s)

43,589 43,589 43,589 43,589

Angle between hole and flame axis (alpha) (deg)

13,762 45,337 24,724 7,0413

Frustum lift off height (b) (m) 0,26012 0,06538 0,12592 0,41578 Width of frustum base (W1) (m)

0,28874 0,14976 0,22924 0,32522

Width of frustum tip (W2) (m)

1,8063 1,4413 1,6291 1,8973

Length of frustum (flame) (Rl) (m)

3,9221 3,2229 3,5117 4,2524

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Tilt angle central axis flare (alpha_b) (deg)

12,913 44,522 23,891 6,4154

Surface area of frustum (m2)

15,774 9,8636 12,578 18,008

Surface area of a cylinder (m2)

14,631 9,0485 11,607 16,786

Surface emissive power (max) (kW/m2)

31,677 51,219 39,929 27,611

Surface emissive power (actual) (kW/m2)

31,677 51,219 39,929 27,611

Atmospheric transmissivity (%)

67,926 67,907 67,915 67,936

View factor (%) 0,0097973 0,0017301 0,0060653 0,012528 Heat radiation at Xd (kW/m2)

0,0021096 0,00060349 0,0016465 0,0023513

Other information Main program Effects 8.1.8.6673 Chemical database DIPPR database Chemical source DIPPR Jan2010 Chemical source date 14/09/2010 Effects report created by ESLR2RH1F\andrea_silvasantos at 21/11/2013 10:32:44 FLASHF Case description: HARDARM_L2_L_DISPERSION D3 (linked to Pool evaporation - HARDARM_L2_L_EVAPORATION D3) Model: Dense Gas Dispersion: Explosive mass version: 5.13 (21/11/2013) Reference: Yellow Book 3rd edition 1997 chapter 4; Ermak, D.L. User manual for SLAB Lawrence Livermore National Laboratory, June 1990 compared to: HARDARM_L2_L_DISPERSION D9 (linked to Pool evaporation - HARDARM_L2_L_EVAPORATION D9) compared to: HARDARM_L2_L_DISPERSION E5 (linked to Pool evaporation - HARDARM_L2_L_EVAPORATION E5) compared to: HARDARM_L2_L_DISPERSION F2 (linked to Pool evaporation - HARDARM_L2_L_EVAPORATION F2) Parameters

Inputs

HARDARM_L2_L_DISPERSION D3 (linked to Pool evaporation -HARDARM_L2_L_EVAPORATION D3)

HARDARM_L2_L_DISPERSION D9 (linked to Pool evaporation -HARDARM_L2_L_EVAPORATION D9)

HARDARM_L2_L_DISPERSION E5 (linked to Pool evaporation -HARDARM_L2_L_EVAPORATION E5)

HARDARM_L2_L_DISPERSION F2 (linked to Pool evaporation -HARDARM_L2_L_EVAPORATION F2)

Chemical name (DIPPR)

METHANE (DIPPR) METHANE (DIPPR) METHANE (DIPPR) METHANE (DIPPR)

Type of release

Evaporating pool release Evaporating pool release Evaporating pool release Evaporating pool release

Total mass released (kg)

Mass flow rate of the source (kg/s)

276,1 276,1 276,1 276,1

Duration of the release (s)

41,024 41,024 41,024 41,024

Initial liquid mass fraction (%)

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Fixed pool surface (m2)

717,01 717,01 717,01 717,01

Diameter of expanded jet (m)

Temperature after release (°C)

-161,49 -161,49 -161,49 -161,49

X-coordinate of release (m)

0 0 0 0

Y-coordinate of release (m)

0 0 0 0

Z-coordinate (height) of release (m)

Ambient temperature (°C)

19 19 19 19

Meteorological data

Pasquill Pasquill Pasquill Pasquill

Pasquill stability class

D (Neutral) D (Neutral) E (Stable) F (Very Stable)

Wind speed at 10 m height (m/s)

3 9 5 2

Inverse Monin-Obukhov length (1/L) (1/m)

Predefined wind direction

N N N N

Wind comes from (North = 0 degrees) (deg)

0 0 0 0

Ambient relative humidity (%)

75 75 75 75

Roughness length description

Cultivated land Cultivated land Cultivated land Cultivated land

Time t after start release (s)

120 120 120 120

Concentra20 20 20 20

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tion averaging time (s) Resolution of the time consuming graphs

Low Low Low Low

Results

HARDARM_L2_L_DISPERSION D3 (linked to Pool evaporation -HARDARM_L2_L_EVAPORATION D3)

HARDARM_L2_L_DISPERSION D9 (linked to Pool evaporation -HARDARM_L2_L_EVAPORATION D9)

HARDARM_L2_L_DISPERSION E5 (linked to Pool evaporation -HARDARM_L2_L_EVAPORATION E5)

HARDARM_L2_L_DISPERSION F2 (linked to Pool evaporation -HARDARM_L2_L_EVAPORATION F2)

Explosive mass at time t (kg)

0 0 0 0

Height to LEL at time t (m)

0 0 0 0

Length of cloud (between LEL) at time t (m)

0 0 0 0

Width of cloud (between LEL) at time t (m)

0 0 0 0

Offset between release location and LEL at time t (m)

0 0 0 0

Maximum explosive mass (kg)

9394,5 6486,1 8413,1 8961,6

...at time tmem (s)

45 45 40 60

Start time where 95% of maximum of explosive mass is reached (s)

42,158 43,098 36,939 -1E100

Time where explosive mass starts decreasing below 95% of max (s)

48,219 45,364 45,219 41,024

Length of cloud (between LEL) at

88,49 323,78 114,97 171,61

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time tmem (m) Width of cloud (between LEL) at time tmem (m)

109,21 46,432 81,54 126,01

Offset between release location and LEL at time tmem (m)

-10,125 -12,639 -18,568 -57,713

Maximum area of explosive cloud (m2)

7485,8 12769 7738,4 18153

...at time tmac (s)

45 45 41,024 60

Explosive mass at time tmac (kg)

9394,5 6486,1 8413,1 8961,6

Length of cloud (between LEL) at time tmac (m)

88,49 323,78 114,97 171,61

Width of cloud (between LEL) at time tmac (m)

109,21 46,432 81,54 126,01

Offset between release location and LEL at time tmac (m)

-10,125 -12,639 -18,568 -57,713

Offset between release centre and cloud centre at time tmac (m)

34,12 149,25 38,915 28,09

Inverse Monin-Obukhov length (1/L) used (1/m)

0 0 0,011686 0,04733

Other information Main program Effects 8.1.8.6673 Chemical database DIPPR database Chemical source DIPPR Jan2010

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Chemical source date 14/09/2010 Effects report created by ESLR2RH1F\andrea_silvasantos at 21/11/2013 10:30:54 UVCE Case description: B04B - UVCE D3 Z1 (linked to Dense Gas Dispersion: Explosive mass - HARDARM_L1_L_DISPERSION D3 (linked to Pool evaporation - HARDARM_L1_L_EVAPORATION D3)) Model: Explosion (Multi Energy model) version: 5.03 (22/11/2013) Reference: Yellow Book CPR14E 3rd Edition - Chapter 5: Vapour cloud explosions compared to: B04B - UVCE D3 Z2 (linked to Dense Gas Dispersion: Explosive mass - HARDARM_L1_L_DISPERSION D3 (linked to Pool evaporation - HARDARM_L1_L_EVAPORATION D3)) compared to: B04B - UVCE D3 Z3 (linked to Dense Gas Dispersion: Explosive mass - HARDARM_L1_L_DISPERSION D3 (linked to Pool evaporation - HARDARM_L1_L_EVAPORATION D3)) compared to: B04B - UVCE D9 Z1 (linked to Dense Gas Dispersion: Explosive mass - HARDARM_L1_L_DISPERSION D9 (linked to Pool evaporation - HARDARM_L1_L_EVAPORATION D9)) compared to: B04B - UVCE D9 Z2 (linked to Dense Gas Dispersion: Explosive mass - HARDARM_L1_L_DISPERSION D9 (linked to Pool evaporation - HARDARM_L1_L_EVAPORATION D9)) compared to: B04B - UVCE D9 Z3 (linked to Dense Gas Dispersion: Explosive mass - HARDARM_L1_L_DISPERSION D9 (linked to Pool evaporation - HARDARM_L1_L_EVAPORATION D9)) compared to: B04B - UVCE E5 Z1 (linked to Dense Gas Dispersion: Explosive mass - HARDARM_L2_L_DISPERSION E5 (linked to Pool evaporation - HARDARM_L2_L_EVAPORATION E5)) compared to: B04B - UVCE E5 Z2 (linked to Dense Gas Dispersion: Explosive mass - HARDARM_L2_L_DISPERSION E5 (linked to Pool evaporation - HARDARM_L2_L_EVAPORATION E5)) compared to: B04B - UVCE E5 Z3 (linked to Dense Gas Dispersion: Explosive mass - HARDARM_L2_L_DISPERSION E5 (linked to Pool evaporation - HARDARM_L2_L_EVAPORATION E5)) compared to: B04B - UVCE F2 Z1 (linked to Dense Gas Dispersion: Explosive mass - HARDARM_L2_L_DISPERSION F2 (linked to Pool evaporation - HARDARM_L2_L_EVAPORATION F2)) compared to: B04B - UVCE F2 Z2 (linked to Dense Gas Dispersion: Explosive mass - HARDARM_L2_L_DISPERSION F2 (linked to Pool evaporation - HARDARM_L2_L_EVAPORATION F2)) compared to: B04B - UVCE F2 Z3 (linked to Dense Gas Dispersion: Explosive mass - HARDARM_L2_L_DISPERSION F2 (linked to Pool evaporation - HARDARM_L2_L_EVAPORATION F2)) Parameters

Inputs

B04B -UVCE D3 Z1 (linked to Dense Gas Dispersion: Explosive mass -HARDARM_L1_L_DISPERSION D3 (linked to Pool evaporation -HARDARM_L1_L_EVAPORATION D3))

B04B -UVCE D3 Z2 (linked to Dense Gas Dispersion: Explosive mass -HARDARM_L1_L_DISPERSION D3 (linked to Pool evaporation -HARDARM_L1_L_EVAPORATION D3))

B04B -UVCE D3 Z3 (linked to Dense Gas Dispersion: Explosive mass -HARDARM_L1_L_DISPERSION D3 (linked to Pool evaporation -HARDARM_L1_L_EVAPORATION D3))

B04B -UVCE D9 Z1 (linked to Dense Gas Dispersion: Explosive mass -HARDARM_L1_L_DISPERSION D9 (linked to Pool evaporation -HARDARM_L1_L_EVAPORATION D9))

B04B -UVCE D9 Z2 (linked to Dense Gas Dispersion: Explosive mass -HARDARM_L1_L_DISPERSION D9 (linked to Pool evaporation -HARDARM_L1_L_EVAPORATION D9))

B04B -UVCE D9 Z3 (linked to Dense Gas Dispersion: Explosive mass -HARDARM_L1_L_DISPERSION D9 (linked to Pool evaporation -HARDARM_L1_L_EVAPORATION D9))

B04B -UVCE E5 Z1 (linked to Dense Gas Dispersion: Explosive mass -HARDARM_L2_L_DISPERSION E5 (linked to Pool evaporation -HARDARM_L2_L_EVAPORATION E5))

B04B -UVCE E5 Z2 (linked to Dense Gas Dispersion: Explosive mass -HARDARM_L2_L_DISPERSION E5 (linked to Pool evaporation -HARDARM_L2_L_EVAPORATION E5))

B04B -UVCE E5 Z3 (linked to Dense Gas Dispersion: Explosive mass -HARDARM_L2_L_DISPERSION E5 (linked to Pool evaporation -HARDARM_L2_L_EVAPORATION E5))

B04B -UVCE F2 Z1 (linked to Dense Gas Dispersion: Explosive mass -HARDARM_L2_L_DISPERSION F2 (linked to Pool evaporation -HARDARM_L2_L_EVAPORATION F2))

B04B -UVCE F2 Z2 (linked to Dense Gas Dispersion: Explosive mass -HARDARM_L2_L_DISPERSION F2 (linked to Pool evaporation -HARDARM_L2_L_EVAPORATION F2))

B04B -UVCE F2 Z3 (linked to Dense Gas Dispersion: Explosive mass -HARDARM_L2_L_DISPERSION F2 (linked to Pool evaporation -HARDARM_L2_L_EVAPORATION F2))

Chemical name (DIPP

METHANE (DIPPR)

METHANE (DIPPR)

METHANE (DIPPR)

METHANE (DIPPR)

METHANE (DIPPR)

METHANE (DIPPR)

METHANE (DIPPR)

METHANE (DIPPR)

METHANE (DIPPR)

METHANE (DIPPR)

METHANE (DIPPR)

METHANE (DIPPR)

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R) Ambient pressure (bar)

1,0151 1,0151 1,0151 1,0151 1,0151 1,0151 1,0151 1,0151 1,0151 1,0151 1,0151 1,0151

Total mass in explosive range (kg)

1,1043E05

1,1043E05

1,1043E05

20467 20467 20467 8413,1 8413,1 8413,1 8961,6 8961,6 8961,6

Fraction of flammable cloud confined (%)

8 8 8 8 8 8 8 8 8 8 8 8

Curve number

5 (Medium deflagration)

5 (Medium deflagration)

5 (Medium deflagration)

5 (Medium deflagration)

5 (Medium deflagration)

5 (Medium deflagration)

5 (Medium deflagration)

5 (Medium deflagration)

5 (Medium deflagration)

5 (Medium deflagration)

5 (Medium deflagration)

5 (Medium deflagration)

Distance from release (Xd) (m)

100 100 100 100 100 100 100 100 100 100 100 100

Offset between release poi

262,44 262,44 262,44 162,78 162,78 162,78 38,915 38,915 38,915 28,09 28,09 28,09

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nt and cloud centre (m) Threshold overpressure (mbar)

170 360 900 170 360 900 170 360 900 170 360 900

X-coordinate of release (m)

0 0 0 0 0 0 0 0 0 0 0 0

Y-coordinate of release (m)

0 0 0 0 0 0 0 0 0 0 0 0

Predefined wind direction

N N N N N N N N N N N N

Wind comes from (North = 0 de

0 0 0 0 0 0 0 0 0 0 0 0

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grees) (deg)

Results

B04B -UVCE D3 Z1 (linked to Dense Gas Dispersion: Explosive mass -HARDARM_L1_L_DISPERSION D3 (linked to Pool evaporation -HARDARM_L1_L_EVAPORATION D3))

B04B -UVCE D3 Z2 (linked to Dense Gas Dispersion: Explosive mass -HARDARM_L1_L_DISPERSION D3 (linked to Pool evaporation -HARDARM_L1_L_EVAPORATION D3))

B04B -UVCE D3 Z3 (linked to Dense Gas Dispersion: Explosive mass -HARDARM_L1_L_DISPERSION D3 (linked to Pool evaporation -HARDARM_L1_L_EVAPORATION D3))

B04B -UVCE D9 Z1 (linked to Dense Gas Dispersion: Explosive mass -HARDARM_L1_L_DISPERSION D9 (linked to Pool evaporation -HARDARM_L1_L_EVAPORATION D9))

B04B -UVCE D9 Z2 (linked to Dense Gas Dispersion: Explosive mass -HARDARM_L1_L_DISPERSION D9 (linked to Pool evaporation -HARDARM_L1_L_EVAPORATION D9))

B04B -UVCE D9 Z3 (linked to Dense Gas Dispersion: Explosive mass -HARDARM_L1_L_DISPERSION D9 (linked to Pool evaporation -HARDARM_L1_L_EVAPORATION D9))

B04B -UVCE E5 Z1 (linked to Dense Gas Dispersion: Explosive mass -HARDARM_L2_L_DISPERSION E5 (linked to Pool evaporation -HARDARM_L2_L_EVAPORATION E5))

B04B -UVCE E5 Z2 (linked to Dense Gas Dispersion: Explosive mass -HARDARM_L2_L_DISPERSION E5 (linked to Pool evaporation -HARDARM_L2_L_EVAPORATION E5))

B04B -UVCE E5 Z3 (linked to Dense Gas Dispersion: Explosive mass -HARDARM_L2_L_DISPERSION E5 (linked to Pool evaporation -HARDARM_L2_L_EVAPORATION E5))

B04B -UVCE F2 Z1 (linked to Dense Gas Dispersion: Explosive mass -HARDARM_L2_L_DISPERSION F2 (linked to Pool evaporation -HARDARM_L2_L_EVAPORATION F2))

B04B -UVCE F2 Z2 (linked to Dense Gas Dispersion: Explosive mass -HARDARM_L2_L_DISPERSION F2 (linked to Pool evaporation -HARDARM_L2_L_EVAPORATION F2))

B04B -UVCE F2 Z3 (linked to Dense Gas Dispersion: Explosive mass -HARDARM_L2_L_DISPERSION F2 (linked to Pool evaporation -HARDARM_L2_L_EVAPORATION F2))

Confined mass in explosive range (kg)

8834,6 8834,6 8834,6 1637,3 1637,3 1637,3 673,04 673,04 673,04 716,93 716,93 716,93

Total combustion energy (MJ)

4,4201E05

4,4201E05

4,4201E05

81918 81918 81918 33673 33673 33673 35869 35869 35869

Peak overpressure at

193,85 193,85 193,85 113,15 113,15 113,15 84,528 84,528 84,528 86,319 86,319 86,319

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Xd (mbar) Peak dynamic pressure at Xd (mbar)

44,49 44,49 44,49 12,063 12,063 12,063 5,9427 5,9427 5,9427 6,2285 6,2285 6,2285

Pressure impulse at Xd (Pa*s)

3138,1 3138,1 3138,1 1063,5 1063,5 1063,5 596,73 596,73 596,73 621,96 621,96 621,96

Positive phase duration at Xd (ms)

323,77 323,77 323,77 187,97 187,97 187,97 141,19 141,19 141,19 144,11 144,11 144,11

Dist. from center mass of cloud at threshold overpres

117,01 -1E100 -1E100 66,711 -1E100 -1E100 49,602 -1E100 -1E100 50,657 -1E100 -1E100

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sure (m) Blast-wave shape at Xd

Pressure wave

Pressure wave

Pressure wave

Pressure wave

Pressure wave

Pressure wave

Pressure wave

Pressure wave

Pressure wave

Pressure wave

Pressure wave

Pressure wave

Damage (general description) at Xd

Moderate damage (Zone C: 17 - 35 kPa).

Moderate damage (Zone C: 17 - 35 kPa).

Moderate damage (Zone C: 17 - 35 kPa).

Minor damage (Zone D: 3.5 - 17 kPa).

Minor damage (Zone D: 3.5 - 17 kPa).

Minor damage (Zone D: 3.5 - 17kPa).

Minor damage (Zone D: 3.5 - 17 kPa).

Minor damage (Zone D: 3.5 - 17 kPa).

Minor damage (Zone D: 3.5 - 17 kPa).

Minor damage (Zone D: 3.5 - 17 kPa).

Minor damage (Zone D: 3.5 - 17 kPa).

Minor damage (Zone D: 3.5 - 17 kPa).

Damage to brick houses at Xd

Not habitable without major repair works. Partial roof failures, 25% of all brick walls have failed, serious damage to the remaining carrying elements. Damage to windowframes and doors (7-15 kPa).

Not habitable without major repair works. Partial roof failures, 25% of all brick walls have failed, serious damage to the remaining carrying elements. Damage to windowframes and doors (7-15 kPa).

Not habitable without major repair works. Partial roof failures, 25% of all brick walls have failed, serious damage to the remaining carrying elements. Damage to windowframes and doors (7-15 kPa).

Not habitable without major repair works. Partial roof failures, 25% of all brick walls have failed, serious damage to the remaining carrying elements. Damage to windowframes and doors (7-15 kPa).

Not habitable without major repair works. Partial roof failures, 25% of all brick walls have failed, serious damage to the remaining carrying elements. Damage to windowframes and doors (7-15 kPa).

Not habitable without major repair works. Partial roof failures, 25% of all brick walls have failed, serious damage to the remaining carrying elements. Damage to windowframes and doors (7-15 kPa).

Habitable after relatively easy repairs. Minor structural damage (3 kPa).

Habitable after relatively easy repairs. Minor structural damage (3 kPa).

Habitable after relatively easy repairs. Minor structural damage (3 kPa).

Habitable after relatively easy repairs. Minor structural damage (3 kPa).

Habitable after relatively easy repairs. Minor structural damage (3 kPa).

Habitable after relatively easy repairs. Minor structural damage (3 kPa).

Damage to typical American-

Moderate to minor damage. Deformed walls and doors; failure of joints.

Moderate to minor damage. Deformed walls and doors; failure of joints.

Moderate to minor damage. Deformed walls and doors; failure of joints.

Minor damage. Comparable to a damage due to a storm; wooden walls fail,

Minor damage. Comparable to a damage due to a storm; wooden walls fail,

Minor damage. Comparable to a damage due to a storm; wooden walls fail,

Minor damage. Comparable to a damage due to a storm; wooden walls fail,

Minor damage. Comparable to a damage due to a storm; wooden walls fail,

Minor damage. Comparable to a damage due to a storm; wooden walls fail,

Minor damage. Comparable to a damage due to a storm; wooden walls fail,

Minor damage. Comparable to a damage due to a storm; wooden walls fail,

Minor damage. Comparable to a damage due to a storm; wooden walls fail,

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style houses at Xd

Doors and window frames have failed. Wall covering has fallen down (15 kPa).

Doors and window frames have failed. Wall covering has fallen down (15 kPa).

Doors and window frames have failed. Wall covering has fallen down (15 kPa).

breakage of windows (7-10 kPa).

breakage of windows (7-10 kPa).

breakage of windows (7-10 kPa).

breakage of windows (7-10 kPa).

breakage of windows (7-10 kPa).

breakage of windows (7-10 kPa).

breakage of windows (7-10 kPa).

breakage of windows (7-10 kPa).

breakage of windows (7-10 kPa).

Damage to structures (empirical) at Xd

Walls made of concrete blocks have collapsed (15-20). Minor damage to steel frames (8-10 kPa). Connections between steel or aluminium ondulated plates have failed 7-14 kPa). The roof of a storage tank has collapsed (7 kPa).

Walls made of concrete blocks have collapsed (15-20). Minor damage to steel frames (8-10 kPa). Connections between steel or aluminium ondulated plates have failed 7-14 kPa). The roof of a storage tank has collapsed (7 kPa).

Walls made of concrete blocks have collapsed (15-20). Minor damage to steel frames (8-10 kPa). Connections between steel or aluminium ondulated plates have failed 7-14 kPa). The roof of a storage tank has collapsed (7 kPa).

Minor damage to steel frames (8-10 kPa). Connections between steel or aluminium ondulated plates have failed 7-14 kPa). The roof of a storage tank has collapsed (7 kPa).

Minor damage to steel frames (8-10 kPa). Connections between steel or aluminium ondulated plates have failed 7-14 kPa). The roof of a storage tank has collapsed (7 kPa).

Minor damage to steel frames (8-10 kPa). Connections between steel or aluminium ondulated plates have failed 7-14 kPa). The roof of a storage tank has collapsed (7 kPa).

Minor damage to steel frames (8-10 kPa). Connections between steel or aluminium ondulated plates have failed 7-14 kPa). The roof of a storage tank has collapsed (7 kPa).

Minor damage to steel frames (8-10 kPa). Connections between steel or aluminium ondulated plates have failed 7-14 kPa). The roof of a storage tank has collapsed (7 kPa).

Minor damage to steel frames (8-10 kPa). Connections between steel or aluminium ondulated plates have failed 7-14 kPa). The roof of a storage tank has collapsed (7 kPa).

Minor damage to steel frames (8-10 kPa). Connections between steel or aluminium ondulated plates have failed 7-14 kPa). The roof of a storage tank has collapsed (7 kPa).

Minor damage to steel frames (8-10 kPa). Connections between steel or aluminium ondulated plates have failed 7-14 kPa). The roof of a storage tank has collapsed (7 kPa).

Minor damage to steel frames (8-10 kPa). Connections between steel or aluminium ondulated plates have failed 7-14 kPa). The roof of a storage tank has collapsed (7 kPa).

Other information Main program Effects 8.1.8.6673 Chemical database DIPPR database Chemical source DIPPR Jan2010 Chemical source date 14/09/2010 Effects report created by ESLR2RH1F\andrea_silvasantos at 22/11/2013 11:07:02 UVCE ED Case description: HARDARM_L2_L_UVCE D3 ED (linked to Dense Gas Dispersion: Explosive mass - HARDARM_L2_L_DISPERSION D3 (linked to Pool evaporation - HARDARM_L2_L_EVAPORATION D3)) Model: Explosion (Multi Energy model) version: 5.03 (15/11/2013) Reference: Yellow Book CPR14E 3rd Edition - Chapter 5: Vapour cloud explosions compared to: HARDARM_L2_L_UVCE D9 ED (linked to Dense Gas Dispersion: Explosive mass - HARDARM_L2_L_DISPERSION D9 (linked to Pool evaporation - HARDARM_L2_L_EVAPORATION D9)) compared to: HARDARM_L2_L_UVCE E5 ED (linked to Dense Gas Dispersion: Explosive mass - HARDARM_L2_L_DISPERSION E5 (linked to Pool evaporation - HARDARM_L2_L_EVAPORATION E5)) compared to: HARDARM_L2_L_UVCE F2 ED (linked to Dense Gas Dispersion: Explosive mass - HARDARM_L2_L_DISPERSION F2 (linked to Pool evaporation - HARDARM_L2_L_EVAPORATION F2))

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Parameters

Inputs

HARDARM_L2_L_UVCE D3 ED (linked to Dense Gas Dispersion: Explosive mass -HARDARM_L2_L_DISPERSION D3 (linked to Pool evaporation -HARDARM_L2_L_EVAPORATION D3))

HARDARM_L2_L_UVCE D9 ED (linked to Dense Gas Dispersion: Explosive mass -HARDARM_L2_L_DISPERSION D9 (linked to Pool evaporation -HARDARM_L2_L_EVAPORATION D9))

HARDARM_L2_L_UVCE E5 ED (linked to Dense Gas Dispersion: Explosive mass -HARDARM_L2_L_DISPERSION E5 (linked to Pool evaporation -HARDARM_L2_L_EVAPORATION E5))

HARDARM_L2_L_UVCE F2 ED (linked to Dense Gas Dispersion: Explosive mass -HARDARM_L2_L_DISPERSION F2 (linked to Pool evaporation -HARDARM_L2_L_EVAPORATION F2))

Chemical name (DIPPR)

METHANE (DIPPR) METHANE (DIPPR) METHANE (DIPPR) METHANE (DIPPR)

Ambient pressure (bar)

1,0151 1,0151 1,0151 1,0151

Total mass in explosive range (kg)

3067,5 242,34 1814,7 2837,5

Fraction of flammable cloud confined (%)

8 8 8 8

Curve number

5 (Medium deflagration) 5 (Medium deflagration) 5 (Medium deflagration) 5 (Medium deflagration)

Distance from release (Xd) (m)

100 100 100 100

Offset between release point and cloud centre (m)

151,98 20,374 239,75 291,52

Threshold overpressure (mbar)

160 160 160 160

X-coordinate of release (m)

0 0 0 0

Y-coordinate of release (m)

0 0 0 0

Predefined wind direction

N N N N

Wind comes from (North = 0

0 0 0 0

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degrees) (deg)

Results

HARDARM_L2_L_UVCE D3 ED (linked to Dense Gas Dispersion: Explosive mass -HARDARM_L2_L_DISPERSION D3 (linked to Pool evaporation -HARDARM_L2_L_EVAPORATION D3))

HARDARM_L2_L_UVCE D9 ED (linked to Dense Gas Dispersion: Explosive mass -HARDARM_L2_L_DISPERSION D9 (linked to Pool evaporation -HARDARM_L2_L_EVAPORATION D9))

HARDARM_L2_L_UVCE E5 ED (linked to Dense Gas Dispersion: Explosive mass -HARDARM_L2_L_DISPERSION E5 (linked to Pool evaporation -HARDARM_L2_L_EVAPORATION E5))

HARDARM_L2_L_UVCE F2 ED (linked to Dense Gas Dispersion: Explosive mass -HARDARM_L2_L_DISPERSION F2 (linked to Pool evaporation -HARDARM_L2_L_EVAPORATION F2))

Confined mass in explosive range (kg)

245,4 19,387 145,18 227

Total combustion energy (MJ)

12278 969,98 7263,4 11357

Peak overpressure at Xd (mbar)

60,772 25,904 51,851 59,221

Peak dynamic pressure at Xd (mbar)

2,631 1,0151 1,7118 2,4677

Pressure impulse at Xd (Pa*s)

310,81 58,124 224,51 295,27

Positive phase duration at Xd (ms)

102,29 44,876 86,599 99,718

Dist. from center mass of cloud at threshold overpressure (m)

37,686 16,17 31,636 36,719

Blast-wave shape at Xd

Pressure wave Shock Wave Pressure wave Pressure wave

Damage (general description) at Xd

Minor damage (Zone D: 3.5 - 17 kPa).

No damage or very minor damage

Minor damage (Zone D: 3.5 - 17 kPa).

Minor damage (Zone D: 3.5 - 17 kPa).

Damage to brick houses at Xd

Habitable after relatively easy repairs. Minor structural damage (3 kPa).

Damage to roofs, ceilings, minor crack formation in plastering, more than 1% damage to glass panels (1 - 1.5 kPa)

Habitable after relatively easy repairs. Minor structural damage (3 kPa).

Habitable after relatively easy repairs. Minor structural damage (3 kPa).

Damage No damage or very minor No damage or very minor No damage or very minor No damage or very minor

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to typical American-style houses at Xd

damage damage damage damage

Damage to structures (empirical) at Xd

No damage or very minor damage

No damage or very minor damage

No damage or very minor damage

No damage or very minor damage

Other information Main program Effects 8.1.8.6673 Chemical database DIPPR database Chemical source DIPPR Jan2010 Chemical source date 14/09/2010 Effects report created by ESLR2RH1F\andrea_silvasantos at 15/11/2013 9:48:24 PFIRE Case description: HARDARM_L2_L_PFIRE D3 RZ Model: Pool fire version: 5.11 (21/11/2013) Reference: Yellow Book (CPR-14E), 3rd edition 1997, Paragraph 6.5.4 compared to: HARDARM_L2_L_PFIRE D9 RZ compared to: HARDARM_L2_L_PFIRE E5 RZ compared to: HARDARM_L2_L_PFIRE F2 RZ Parameters

Inputs HARDARM_L2_L_PFIRE D3 RZ

HARDARM_L2_L_PFIRE D9 RZ

HARDARM_L2_L_PFIRE E5 RZ

HARDARM_L2_L_PFIRE F2 RZ

Chemical name (DIPPR)

METHANE (DIPPR) METHANE (DIPPR) METHANE (DIPPR) METHANE (DIPPR)

Pool size determination

Unconfined fixed feed Unconfined fixed feed Unconfined fixed feed Unconfined fixed feed

Total mass released (kg)

Mass flow rate of the source (kg/s)

94 94 94 94

Duration of the release (s)

120 120 120 120

Pool surface poolfire (m2)

Height of the observer position above ground level (m)

0 0 0 0

Height of the confined pool above ground level (m)

Hole diameter (mm)

Discharge coefficient (-)

Initial height of the liquid above release point

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(m) Cross-sectional area of the tank (m2)

Pool thickness (mm)

Temperature of the pool (°C)

19 19 19 19

Pool burning rate

Calculate/Default Calculate/Default Calculate/Default Calculate/Default

Value of pool burning rate (kg/m2*s)

Fraction combustion heat radiated (%)

35 35 35 35

Soot Fraction Calculate/Default Calculate/Default Calculate/Default Calculate/Default Value of soot fraction (-)

Wind speed at 10 m height (m/s)

9 9 5 2

Ambient temperature (°C)

19 19 19 19

Ambient relative humidity (%)

75 75 75 75

Amount of CO2 in atmosphere (%)

0,03 0,03 0,03 0,03

Distance from the centre of the pool (m)

1000 1000 1000 1000

Exposure duration to heat radiation (s)

75 75 75 75

Take protective effects of clothing into account

No No No No

X-coordinate of release (m)

0 0 0 0

Y-coordinate of release (m)

0 0 0 0

Predefined wind direction

N N N N

Wind comes from (North = 0 degrees) (deg)

0 0 0 0

Calculate all contours for

Physical effects Physical effects Physical effects Physical effects

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Heat radiation level (lowest) for first contour plot (kW/m2)

7,3 7,3 7,3 7,3

Heat radiation level for second contour plot (kW/m2)

9,3 9,3 9,3 9,3

Heat radiation level (highest) for third contour plot (kW/m2)

13,4 13,4 13,4 13,4

Percentage of mortality for contour calculations (%)

Results HARDARM_L2_L_PFIRE D3 RZ

HARDARM_L2_L_PFIRE D9 RZ

HARDARM_L2_L_PFIRE E5 RZ

HARDARM_L2_L_PFIRE F2 RZ

Max Diameter of the Pool Fire (m)

36,073 36,073 36,073 36,073

Heat radiation at X (kW/m2)

0,0075699 0,0075699 0,0093922 0,012103

Heat radiation first contour at (m)

69,401 69,401 71,332 68,946

Heat radiation second contour at (m)

64,82 64,82 65,825 61,917

Heat radiation third contour at (m)

58,268 58,268 57,668 51,717

Combustion rate (kg/s)

79,715 79,715 79,715 79,715

Duration of the pool fire (s)

141,5 141,5 141,5 141,5

Heat emission from fire surface (kW/m2)

72,354 72,354 67,033 62,271

Flame tilt (deg)

57,602 57,602 50,022 36,175

View factor (%)

0,022654 0,022654 0,030767 0,043259

Atmospheric transmissivity (%)

46,183 46,183 45,54 44,931

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Flame temperature (°C)

791,19 791,19 771,17 752,23

Height of the Flame (m)

34,696 34,696 39,254 44,222

Calculated pool surface area (m2)

1022 1022 1022 1022

Weight ratio of HCL/chemical (%)

0 0 0 0

Weight ratio of NO2/chemical (%)

0 0 0 0

Weight ratio of SO2/chemical (%)

0 0 0 0

Weight ratio of CO2/chemical (%)

274,4 274,4 274,4 274,4

Weight ratio of H2O/chemical (%)

224,69 224,69 224,69 224,69

Other information Main program Effects 8.1.8.6673 Chemical database DIPPR database Chemical source DIPPR Jan2010 Chemical source date 14/09/2010 Effects report created by ESLR2RH1F\andrea_silvasantos at 21/11/2013 8:58:23

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B.05.REV FLASHF Case description: onboard tank (secondary pump) to compressor - dispersion D3 PNEW (linked to Pool evaporation - onboard tank (secondary pump) to compressor - evaporation D3 PNEW (linked to Liquefied Gas Bottom Discharge (TPDIS model) - onboard tank to compressor - release PNEW)) Model: Dense Gas Dispersion: Explosive mass version: 5.13 (08/11/2013) Reference: Yellow Book 3rd edition 1997 chapter 4; Ermak, D.L. User manual for SLAB Lawrence Livermore National Laboratory, June 1990 compared to: onboard tank (secondary pump) to compressor - dispersion D9 PNEW (linked to Pool evaporation - onboard tank (secondary pump) to compressor - evaporation D9 PNEW (linked to Liquefied Gas Bottom Discharge (TPDIS model) - onboard tank to compressor - release PNEW)) compared to: onboard tank (secondary pump) to compressor - dispersion E5 PNEW (linked to Pool evaporation - onboard tank (secondary pump) to compressor - evaporation E5 PNEW (linked to Liquefied Gas Bottom Discharge (TPDIS model) - onboard tank to compressor - release PNEW)) compared to: onboard tank (secondary pump) to compressor - dispersion F2 PNEW (linked to Pool evaporation - onboard tank (secondary pump) to compressor - evaporation F2 PNEW (linked to Liquefied Gas Bottom Discharge (TPDIS model) - onboard tank to compressor - release PNEW)) Parameters

Inputs

onboard tank (secondary pump) to compressor - dispersion D3 PNEW (linked to Pool evaporation -onboard tank (secondary pump) to compressor -evaporation D3 PNEW (linked to Liquefied Gas Bottom Discharge (TPDIS model) -onboard tank to compressor - release PNEW))

onboard tank (secondary pump) to compressor - dispersion D9 PNEW (linked to Pool evaporation - onboard tank (secondary pump) to compressor - evaporation D9 PNEW (linked to Liquefied Gas Bottom Discharge (TPDIS model) - onboard tank to compressor - release PNEW))

onboard tank (secondary pump) to compressor - dispersion E5 PNEW (linked to Pool evaporation -onboard tank (secondary pump) to compressor -evaporation E5 PNEW (linked to Liquefied Gas Bottom Discharge (TPDIS model) -onboard tank to compressor - release PNEW))

onboard tank (secondary pump) to compressor - dispersion F2 PNEW (linked to Pool evaporation -onboard tank (secondary pump) to compressor -evaporation F2 PNEW (linked to Liquefied Gas Bottom Discharge (TPDIS model) -onboard tank to compressor - release PNEW))

Chemical name (DIPPR)

METHANE (DIPPR) METHANE (DIPPR) METHANE (DIPPR) METHANE (DIPPR)

Type of release Evaporating pool release

Evaporating pool release

Evaporating pool release

Evaporating pool release

Total mass released (kg)

1,3385E07 1,3385E07 1,3385E07 1,3385E07

Mass flow rate of the source (kg/s)

543,25 543,25 543,25 543,25

Duration of the release (s)

844,73 844,73 844,73 844,73

Initial liquid mass fraction (%)

Fixed pool surface (m2)

886,28 886,28 886,28 886,28

Diameter of expanded jet (m)

Temperature after release (°C)

-161,49 -161,49 -161,49 -161,49

X-coordinate of release (m)

0 0 0 0

Y-coordinate of release (m)

0 0 0 0

Z-coordinate (height) of release (m)

Ambient temperature (°C)

19 19 19 19

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Meteorological data

Pasquill Pasquill Pasquill Pasquill

Pasquill stability class

D (Neutral) D (Neutral) E (Stable) F (Very Stable)

Wind speed at 10 m height (m/s)

3 9 5 2

Inverse Monin-Obukhov length (1/L) (1/m)

Predefined wind direction

N N N N

Wind comes from (North = 0 degrees) (deg)

0 0 0 0

Ambient relative humidity (%)

75 75 75 75

Roughness length description

Cultivated land Cultivated land Cultivated land Cultivated land

Time t after start release (s)

1800 1800 1800 1800

Concentration averaging time (s)

20 20 20 20

Resolution of the time consuming graphs

Low Low Low Low

Results

onboard tank (secondary pump) to compressor - dispersion D3 PNEW (linked to Pool evaporation -onboard tank (secondary pump) to compressor -evaporation D3 PNEW (linked to Liquefied Gas Bottom Discharge (TPDIS model) -onboard tank to compressor - release PNEW))

onboard tank (secondary pump) to compressor - dispersion D9 PNEW (linked to Pool evaporation - onboard tank (secondary pump) to compressor - evaporation D9 PNEW (linked to Liquefied Gas Bottom Discharge (TPDIS model) - onboard tank to compressor - release PNEW))

onboard tank (secondary pump) to compressor - dispersion E5 PNEW (linked to Pool evaporation -onboard tank (secondary pump) to compressor -evaporation E5 PNEW (linked to Liquefied Gas Bottom Discharge (TPDIS model) -onboard tank to compressor - release PNEW))

onboard tank (secondary pump) to compressor - dispersion F2 PNEW (linked to Pool evaporation -onboard tank (secondary pump) to compressor -evaporation F2 PNEW (linked to Liquefied Gas Bottom Discharge (TPDIS model) -onboard tank to compressor - release PNEW))

Explosive mass at time t (kg)

0 0 0 0

Height to LEL at time t (m)

0 0 0 0

Length of cloud (between LEL) at time t (m)

0 0 0 0

Width of cloud (between LEL) at time t (m)

0 0 0 0

Offset between release location and LEL at time t (m)

0 0 0 0

Maximum explosive mass (kg)

27268 17878 18047 66077

...at time tmem (s)

100 600 700 800

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Start time where 95% of maximum of explosive mass is reached (s)

71,494 95 95 186,5

Time where explosive mass starts decreasing below 95% of max (s)

844,73 844,73 844,73 844,73

Length of cloud (between LEL) at time tmem (m)

113,78 494,44 110,81 183,6

Width of cloud (between LEL) at time tmem (m)

155,58 62,589 141,08 381,78

Offset between release location and LEL at time tmem (m)

-27,383 -20,493 -22,19 -58,252

Maximum area of explosive cloud (m2)

13947 22313 12096 48402

...at time tmac (s)

844,73 844,73 844,73 844,73

Explosive mass at time tmac (kg)

22341 17878 18047 66077

Length of cloud (between LEL) at time tmac (m)

914,59 21,329 110,81 183,6

Width of cloud (between LEL) at time tmac (m)

155,58 55,219 141,08 381,78

Offset between release location and LEL at time tmac (m)

-27,383 -20,493 -22,19 -58,252

Offset between release centre and cloud centre at time tmac (m)

429,91 -9,8282 33,214 33,547

Inverse Monin-Obukhov length (1/L) used (1/m)

0 0 0,011686 0,04733

Other information Main program Effects 8.1.8.6673 Chemical database DIPPR database Chemical source DIPPR Jan2010 Chemical source date 14/09/2010 Effects report created by ESLR2RH1F\andrea_silvasantos at 21/11/2013 10:37:17 UVCE Case description: tank (secondary pump) to compressor - uvce D3 LC1 PNEW Z1 (linked to Dense Gas Dispersion: Explosive mass - onboard tank (secondary pump) to compressor - dispersion D3 PNEW (linked to Pool evaporation - onboard tank (secondary pump) to compressor - evaporation D3 PNEW (linked to Liquefied Gas Bottom Discharge (TPDIS model) - onboard tank to compressor - release PNEW))) Model: Explosion (Multi Energy model) version: 5.03 (22/11/2013) Reference: Yellow Book CPR14E 3rd Edition - Chapter 5: Vapour cloud explosions compared to: tank (secondary pump) to compressor - uvce D3 LC1 PNEW Z2 (linked to Dense Gas Dispersion: Explosive mass - onboard tank (secondary pump) to compressor - dispersion D3 PNEW (linked to Pool

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evaporation - onboard tank (secondary pump) to compressor - evaporation D3 PNEW (linked to Liquefied Gas Bottom Discharge (TPDIS model) - onboard tank to compressor - release PNEW))) compared to: tank (secondary pump) to compressor - uvce D3 LC1 PNEW Z3 (linked to Dense Gas Dispersion: Explosive mass - onboard tank (secondary pump) to compressor - dispersion D3 PNEW (linked to Pool evaporation - onboard tank (secondary pump) to compressor - evaporation D3 PNEW (linked to Liquefied Gas Bottom Discharge (TPDIS model) - onboard tank to compressor - release PNEW))) compared to: tank (secondary pump) to compressor - uvce D9 LC1 PNEW Z1 (linked to Dense Gas Dispersion: Explosive mass - onboard tank (secondary pump) to compressor - dispersion D9 PNEW (linked to Pool evaporation - onboard tank (secondary pump) to compressor - evaporation D9 PNEW (linked to Liquefied Gas Bottom Discharge (TPDIS model) - onboard tank to compressor - release PNEW))) compared to: tank (secondary pump) to compressor - uvce D9 LC1 PNEW Z2 (linked to Dense Gas Dispersion: Explosive mass - onboard tank (secondary pump) to compressor - dispersion D9 PNEW (linked to Pool evaporation - onboard tank (secondary pump) to compressor - evaporation D9 PNEW (linked to Liquefied Gas Bottom Discharge (TPDIS model) - onboard tank to compressor - release PNEW))) compared to: tank (secondary pump) to compressor - uvce D9 LC1 PNEW Z3 (linked to Dense Gas Dispersion: Explosive mass - onboard tank (secondary pump) to compressor - dispersion D9 PNEW (linked to Pool evaporation - onboard tank (secondary pump) to compressor - evaporation D9 PNEW (linked to Liquefied Gas Bottom Discharge (TPDIS model) - onboard tank to compressor - release PNEW))) compared to: tank (secondary pump) to compressor - uvce E5 LC1 PNEW Z1 (linked to Dense Gas Dispersion: Explosive mass - onboard tank (secondary pump) to compressor - dispersion E5 PNEW (linked to Pool evaporation - onboard tank (secondary pump) to compressor - evaporation E5 PNEW (linked to Liquefied Gas Bottom Discharge (TPDIS model) - onboard tank to compressor - release PNEW))) compared to: tank (secondary pump) to compressor - uvce E5 LC1 PNEW Z2 (linked to Dense Gas Dispersion: Explosive mass - onboard tank (secondary pump) to compressor - dispersion E5 PNEW (linked to Pool evaporation - onboard tank (secondary pump) to compressor - evaporation E5 PNEW (linked to Liquefied Gas Bottom Discharge (TPDIS model) - onboard tank to compressor - release PNEW))) compared to: tank (secondary pump) to compressor - uvce E5 LC1 PNEW Z3 (linked to Dense Gas Dispersion: Explosive mass - onboard tank (secondary pump) to compressor - dispersion E5 PNEW (linked to Pool evaporation - onboard tank (secondary pump) to compressor - evaporation E5 PNEW (linked to Liquefied Gas Bottom Discharge (TPDIS model) - onboard tank to compressor - release PNEW))) compared to: tank (secondary pump) to compressor - uvce F2 LC1 PNEW Z1 (linked to Dense Gas Dispersion: Explosive mass - onboard tank (secondary pump) to compressor - dispersion F2 PNEW (linked to Pool evaporation - onboard tank (secondary pump) to compressor - evaporation F2 PNEW (linked to Liquefied Gas Bottom Discharge (TPDIS model) - onboard tank to compressor - release PNEW))) compared to: tank (secondary pump) to compressor - uvce F2 LC1 PNEW Z2 (linked to Dense Gas Dispersion: Explosive mass - onboard tank (secondary pump) to compressor - dispersion F2 PNEW (linked to Pool evaporation - onboard tank (secondary pump) to compressor - evaporation F2 PNEW (linked to Liquefied Gas Bottom Discharge (TPDIS model) - onboard tank to compressor - release PNEW))) compared to: tank (secondary pump) to compressor - uvce F2 LC1 PNEW Z3 (linked to Dense Gas Dispersion: Explosive mass - onboard tank (secondary pump) to compressor - dispersion F2 PNEW (linked to Pool evaporation - onboard tank (secondary pump) to compressor - evaporation F2 PNEW (linked to Liquefied Gas Bottom Discharge (TPDIS model) - onboard tank to compressor - release PNEW))) Parameters

Inputs

tank (secondary pump) to compressor -uvce D3 LC1 PNEW Z1 (linked to Dense Gas Dispersion: Explosive mass -onboard

tank (secondary pump) to compressor -uvce D3 LC1 PNEW Z2 (linked to Dense Gas Dispersion: Explosive mass -onboard

tank (secondary pump) to compressor - uvce D3 LC1 PNEW Z3 (linked to Dense Gas Dispersion: Explosive mass - onboard

tank (secondary pump) to compressor -uvce D9 LC1 PNEW Z1 (linked to Dense Gas Dispersion: Explosive mass -onboard

tank (secondary pump) to compressor -uvce D9 LC1 PNEW Z2 (linked to Dense Gas Dispersion: Explosive mass -onboard

tank (secondary pump) to compressor -uvce D9 LC1 PNEW Z3 (linked to Dense Gas Dispersion: Explosive mass -onboard

tank (secondary pump) to compressor - uvce E5 LC1 PNEW Z1 (linked to Dense Gas Dispersion: Explosive mass - onboard

tank (secondary pump) to compressor -uvce E5 LC1 PNEW Z2 (linked to Dense Gas Dispersion: Explosive mass -onboard

tank (secondary pump) to compressor - uvce E5 LC1 PNEW Z3 (linked to Dense Gas Dispersion: Explosive mass - onboard

tank (secondary pump) to compressor -uvce F2 LC1 PNEW Z1 (linked to Dense Gas Dispersion: Explosive mass -onboard

tank (secondary pump) to compressor - uvce F2 LC1 PNEW Z2 (linked to Dense Gas Dispersion: Explosive mass - onboard

tank (secondary pump) to compressor -uvce F2 LC1 PNEW Z3 (linked to Dense Gas Dispersion: Explosive mass -onboard

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tank (secondary pump) to compressor -dispersion D3 PNEW (linked to Pool evaporation -onboard tank (secondary pump) to compressor -evaporation D3 PNEW (linked to Liquefied Gas Bottom Discharge (TPDIS model) -onboard tank to compressor -release PNEW)))

tank (secondary pump) to compressor -dispersion D3 PNEW (linked to Pool evaporation -onboard tank (secondary pump) to compressor -evaporation D3 PNEW (linked to Liquefied Gas Bottom Discharge (TPDIS model) -onboard tank to compressor -release PNEW)))

tank (secondary pump) to compressor - dispersion D3 PNEW (linked to Pool evaporation - onboard tank (secondary pump) to compressor - evaporation D3 PNEW (linked to Liquefied Gas Bottom Discharge (TPDIS model) - onboard tank to compressor - release PNEW)))

tank (secondary pump) to compressor -dispersion D9 PNEW (linked to Pool evaporation -onboard tank (secondary pump) to compressor -evaporation D9 PNEW (linked to Liquefied Gas Bottom Discharge (TPDIS model) -onboard tank to compressor -release PNEW)))

tank (secondary pump) to compressor -dispersion D9 PNEW (linked to Pool evaporation -onboard tank (secondary pump) to compressor -evaporation D9 PNEW (linked to Liquefied Gas Bottom Discharge (TPDIS model) -onboard tank to compressor -release PNEW)))

tank (secondary pump) to compressor -dispersion D9 PNEW (linked to Pool evaporation -onboard tank (secondary pump) to compressor -evaporation D9 PNEW (linked to Liquefied Gas Bottom Discharge (TPDIS model) -onboard tank to compressor -release PNEW)))

tank (secondary pump) to compressor - dispersion E5 PNEW (linked to Pool evaporation - onboard tank (secondary pump) to compressor - evaporation E5 PNEW (linked to Liquefied Gas Bottom Discharge (TPDIS model) - onboard tank to compressor - release PNEW)))

tank (secondary pump) to compressor -dispersion E5 PNEW (linked to Pool evaporation -onboard tank (secondary pump) to compressor -evaporation E5 PNEW (linked to Liquefied Gas Bottom Discharge (TPDIS model) -onboard tank to compressor -release PNEW)))

tank (secondary pump) to compressor - dispersion E5 PNEW (linked to Pool evaporation - onboard tank (secondary pump) to compressor - evaporation E5 PNEW (linked to Liquefied Gas Bottom Discharge (TPDIS model) - onboard tank to compressor - release PNEW)))

tank (secondary pump) to compressor -dispersion F2 PNEW (linked to Pool evaporation -onboard tank (secondary pump) to compressor -evaporation F2 PNEW (linked to Liquefied Gas Bottom Discharge (TPDIS model) -onboard tank to compressor -release PNEW)))

tank (secondary pump) to compressor - dispersion F2 PNEW (linked to Pool evaporation - onboard tank (secondary pump) to compressor - evaporation F2 PNEW (linked to Liquefied Gas Bottom Discharge (TPDIS model) - onboard tank to compressor - release PNEW)))

tank (secondary pump) to compressor -dispersion F2 PNEW (linked to Pool evaporation -onboard tank (secondary pump) to compressor -evaporation F2 PNEW (linked to Liquefied Gas Bottom Discharge (TPDIS model) -onboard tank to compressor -release PNEW)))

Chemical name (DIPPR)

METHANE (DIPPR)

METHANE (DIPPR)

METHANE (DIPPR)

METHANE (DIPPR)

METHANE (DIPPR)

METHANE (DIPPR)

METHANE (DIPPR)

METHANE (DIPPR)

METHANE (DIPPR)

METHANE (DIPPR)

METHANE (DIPPR)

METHANE (DIPPR)

Ambient pressure (bar)

1,0151 1,0151 1,0151 1,0151 1,0151 1,0151 1,0151 1,0151 1,0151 1,0151 1,0151 1,0151

Total mass in explosive range (kg)

22341 22341 22341 17878 17878 17878 18047 18047 18047 66077 66077 66077

Fraction of flammable cloud confined (%)

8 8 8 8 8 8 8 8 8 8 8 8

Curve 5 5 5 5 5 5 5 5 5 5 5 5

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number (Medium deflagration)

(Medium deflagration)

(Medium deflagration)

(Medium deflagration)

(Medium deflagration)

(Medium deflagration)

(Medium deflagration)

(Medium deflagration)

(Medium deflagration)

(Medium deflagration)

(Medium deflagration)

(Medium deflagration)

Distance from release (Xd) (m)

50 50 50 50 50 50 50 50 50 50 50 50

Offset between release point and cloud centre (m)

429,91 429,91 429,91 -9,8282 -9,8282 -9,8282 33,214 33,214 33,214 33,547 33,547 33,547

Threshold overpressure (mbar)

170 360 900 170 360 900 170 360 900 170 360 900

X-coordinate of release (m)

0 0 0 0 0 0 0 0 0 0 0 0

Y-coordinate of release (m)

0 0 0 0 0 0 0 0 0 0 0 0

Predefined wind direction

N N N N N N N N N N N N

Wind comes from (North = 0 degrees) (deg)

0 0 0 0 0 0 0 0 0 0 0 0

Results

tank (secondary pump) to compressor -uvce D3 LC1 PNEW Z1 (linked to Dense Gas Dispersion: Explosiv

tank (secondary pump) to compressor -uvce D3 LC1 PNEW Z2 (linked to Dense Gas Dispersion: Explosiv

tank (secondary pump) to compressor - uvce D3 LC1 PNEW Z3 (linked to Dense Gas Dispersion: Explosiv

tank (secondary pump) to compressor -uvce D9 LC1 PNEW Z1 (linked to Dense Gas Dispersion: Explosiv

tank (secondary pump) to compressor -uvce D9 LC1 PNEW Z2 (linked to Dense Gas Dispersion: Explosiv

tank (secondary pump) to compressor -uvce D9 LC1 PNEW Z3 (linked to Dense Gas Dispersion: Explosiv

tank (secondary pump) to compressor - uvce E5 LC1 PNEW Z1 (linked to Dense Gas Dispersion: Explosiv

tank (secondary pump) to compressor -uvce E5 LC1 PNEW Z2 (linked to Dense Gas Dispersion: Explosiv

tank (secondary pump) to compressor - uvce E5 LC1 PNEW Z3 (linked to Dense Gas Dispersion: Explosiv

tank (secondary pump) to compressor -uvce F2 LC1 PNEW Z1 (linked to Dense Gas Dispersion: Explosiv

tank (secondary pump) to compressor - uvce F2 LC1 PNEW Z2 (linked to Dense Gas Dispersion: Explosiv

tank (secondary pump) to compressor -uvce F2 LC1 PNEW Z3 (linked to Dense Gas Dispersion: Explosiv

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e mass -onboard tank (secondary pump) to compressor -dispersion D3 PNEW (linked to Pool evaporation -onboard tank (secondary pump) to compressor -evaporation D3 PNEW (linked to Liquefied Gas Bottom Discharge (TPDIS model) -onboard tank to compressor -release PNEW)))

e mass -onboard tank (secondary pump) to compressor -dispersion D3 PNEW (linked to Pool evaporation -onboard tank (secondary pump) to compressor -evaporation D3 PNEW (linked to Liquefied Gas Bottom Discharge (TPDIS model) -onboard tank to compressor -release PNEW)))

e mass - onboard tank (secondary pump) to compressor - dispersion D3 PNEW (linked to Pool evaporation - onboard tank (secondary pump) to compressor - evaporation D3 PNEW (linked to Liquefied Gas Bottom Discharge (TPDIS model) - onboard tank to compressor - release PNEW)))

e mass -onboard tank (secondary pump) to compressor -dispersion D9 PNEW (linked to Pool evaporation -onboard tank (secondary pump) to compressor -evaporation D9 PNEW (linked to Liquefied Gas Bottom Discharge (TPDIS model) -onboard tank to compressor -release PNEW)))

e mass -onboard tank (secondary pump) to compressor -dispersion D9 PNEW (linked to Pool evaporation -onboard tank (secondary pump) to compressor -evaporation D9 PNEW (linked to Liquefied Gas Bottom Discharge (TPDIS model) -onboard tank to compressor -release PNEW)))

e mass -onboard tank (secondary pump) to compressor -dispersion D9 PNEW (linked to Pool evaporation -onboard tank (secondary pump) to compressor -evaporation D9 PNEW (linked to Liquefied Gas Bottom Discharge (TPDIS model) -onboard tank to compressor -release PNEW)))

e mass - onboard tank (secondary pump) to compressor - dispersion E5 PNEW (linked to Pool evaporation - onboard tank (secondary pump) to compressor - evaporation E5 PNEW (linked to Liquefied Gas Bottom Discharge (TPDIS model) - onboard tank to compressor - release PNEW)))

e mass -onboard tank (secondary pump) to compressor -dispersion E5 PNEW (linked to Pool evaporation -onboard tank (secondary pump) to compressor -evaporation E5 PNEW (linked to Liquefied Gas Bottom Discharge (TPDIS model) -onboard tank to compressor -release PNEW)))

e mass - onboard tank (secondary pump) to compressor - dispersion E5 PNEW (linked to Pool evaporation - onboard tank (secondary pump) to compressor - evaporation E5 PNEW (linked to Liquefied Gas Bottom Discharge (TPDIS model) - onboard tank to compressor - release PNEW)))

e mass -onboard tank (secondary pump) to compressor -dispersion F2 PNEW (linked to Pool evaporation -onboard tank (secondary pump) to compressor -evaporation F2 PNEW (linked to Liquefied Gas Bottom Discharge (TPDIS model) -onboard tank to compressor -release PNEW)))

e mass - onboard tank (secondary pump) to compressor - dispersion F2 PNEW (linked to Pool evaporation - onboard tank (secondary pump) to compressor - evaporation F2 PNEW (linked to Liquefied Gas Bottom Discharge (TPDIS model) - onboard tank to compressor - release PNEW)))

e mass -onboard tank (secondary pump) to compressor -dispersion F2 PNEW (linked to Pool evaporation -onboard tank (secondary pump) to compressor -evaporation F2 PNEW (linked to Liquefied Gas Bottom Discharge (TPDIS model) -onboard tank to compressor -release PNEW)))

Confined mass in explosive range (kg)

1787,3 1787,3 1787,3 1430,2 1430,2 1430,2 1443,8 1443,8 1443,8 5286,1 5286,1 5286,1

Total combustion energy (MJ)

89419 89419 89419 71556 71556 71556 72233 72233 72233 2,6447E05

2,6447E05

2,6447E05

Peak overpressure at Xd (mbar)

206,07 206,07 206,07 201,73 201,73 201,73 201,99 201,99 201,99 206,07 206,07 206,07

Peak dynamic

62,038 62,038 62,038 53,59 53,59 53,59 53,914 53,914 53,914 92,932 92,932 92,932

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Project for a new LNG regasification facility to be located in the Marsaxlokk Bay – QRA PRELIMINARY REPORT

Ref: 02-901-188098-12141-Revision 2 Page E.301 of E.425

pressure at Xd (mbar) Pressure impulse at Xd (Pa*s)

2052,5 2052,5 2052,5 1812,2 1812,2 1812,2 1822,4 1822,4 1822,4 3385,4 3385,4 3385,4

Positive phase duration at Xd (ms)

199,21 199,21 199,21 179,67 179,67 179,67 180,45 180,45 180,45 328,57 328,57 328,57

Dist. from center mass of cloud at threshold overpressure (m)

68,688 -1E100 -1E100 63,77 -1E100 -1E100 63,971 -1E100 -1E100 98,596 -1E100 -1E100

Blast-wave shape at Xd

Pressure wave

Pressure wave

Pressure wave

Pressure wave

Pressure wave

Pressure wave

Pressure wave

Pressure wave

Pressure wave

Pressure wave

Pressure wave

Pressure wave

Damage (general description) at Xd

Moderate damage (Zone C: 17 - 35 kPa).

Moderate damage (Zone C: 17 - 35 kPa).

Moderate damage (Zone C: 17 - 35 kPa).

Moderate damage (Zone C: 17 - 35 kPa).

Moderate damage (Zone C: 17 - 35 kPa).

Moderate damage (Zone C: 17 - 35 kPa).

Moderate damage (Zone C: 17 - 35 kPa).

Moderate damage (Zone C: 17 - 35 kPa).

Moderate damage (Zone C: 17 - 35 kPa).

Moderate damage (Zone C: 17 - 35 kPa).

Moderate damage (Zone C: 17 - 35 kPa).

Moderate damage (Zone C: 17 - 35 kPa).

Damage to brick houses at Xd

Not habitable without major repair works. Partial roof failures, 25% of all brick walls have failed, serious damage to the remaining carrying elements. Damage to windowframes and doors

Not habitable without major repair works. Partial roof failures, 25% of all brick walls have failed, serious damage to the remaining carrying elements. Damage to windowframes and doors

Not habitable without major repair works. Partial roof failures, 25% of all brick walls have failed, serious damage to the remaining carrying elements. Damage to windowframes and doors

Not habitable without major repair works. Partial roof failures, 25% of all brick walls have failed, serious damage to the remaining carrying elements. Damage to windowframes and doors

Not habitable without major repair works. Partial roof failures, 25% of all brick walls have failed, serious damage to the remaining carrying elements. Damage to windowframes and doors

Not habitable without major repair works. Partial roof failures, 25% of all brick walls have failed, serious damage to the remaining carrying elements. Damage to windowframes and doors

Not habitable without major repair works. Partial roof failures, 25% of all brick walls have failed, serious damage to the remaining carrying elements. Damage to windowframes and doors

Not habitable without major repair works. Partial roof failures, 25% of all brick walls have failed, serious damage to the remaining carrying elements. Damage to windowframes and doors

Not habitable without major repair works. Partial roof failures, 25% of all brick walls have failed, serious damage to the remaining carrying elements. Damage to windowframes and doors

Not habitable without major repair works. Partial roof failures, 25% of all brick walls have failed, serious damage to the remaining carrying elements. Damage to windowframes and doors

Not habitable without major repair works. Partial roof failures, 25% of all brick walls have failed, serious damage to the remaining carrying elements. Damage to windowframes and doors

Not habitable without major repair works. Partial roof failures, 25% of all brick walls have failed, serious damage to the remaining carrying elements. Damage to windowframes and doors

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Project for a new LNG regasification facility to be located in the Marsaxlokk Bay – QRA PRELIMINARY REPORT

Ref: 02-901-188098-12141-Revision 2 Page E.302 of E.425

(7-15 kPa).

(7-15 kPa).

(7-15 kPa).

(7-15 kPa).

(7-15 kPa).

(7-15 kPa).

(7-15 kPa).

(7-15 kPa).

(7-15 kPa).

(7-15 kPa).

(7-15 kPa).

(7-15 kPa).

Damage to typical American-style houses at Xd

Moderate to minor damage. Deformed walls and doors; failure of joints. Doors and window frames have failed. Wall covering has fallen down (15 kPa).

Moderate to minor damage. Deformed walls and doors; failure of joints. Doors and window frames have failed. Wall covering has fallen down (15 kPa).

Moderate to minor damage. Deformed walls and doors; failure of joints. Doors and window frames have failed. Wall covering has fallen down (15 kPa).

Moderate to minor damage. Deformed walls and doors; failure of joints. Doors and window frames have failed. Wall covering has fallen down (15 kPa).

Moderate to minor damage. Deformed walls and doors; failure of joints. Doors and window frames have failed. Wall covering has fallen down (15 kPa).

Moderate to minor damage. Deformed walls and doors; failure of joints. Doors and window frames have failed. Wall covering has fallen down (15 kPa).

Moderate to minor damage. Deformed walls and doors; failure of joints. Doors and window frames have failed. Wall covering has fallen down (15 kPa).

Moderate to minor damage. Deformed walls and doors; failure of joints. Doors and window frames have failed. Wall covering has fallen down (15 kPa).

Moderate to minor damage. Deformed walls and doors; failure of joints. Doors and window frames have failed. Wall covering has fallen down (15 kPa).

Moderate to minor damage. Deformed walls and doors; failure of joints. Doors and window frames have failed. Wall covering has fallen down (15 kPa).

Moderate to minor damage. Deformed walls and doors; failure of joints. Doors and window frames have failed. Wall covering has fallen down (15 kPa).

Moderate to minor damage. Deformed walls and doors; failure of joints. Doors and window frames have failed. Wall covering has fallen down (15 kPa).

Damage to structures (empirical) at Xd

Collapse of steel frames and displacement of foundation (20 kPa). Industrial steel self-framing structure collapsed (20-30 kPa). Cracking in empty oil-storage tanks (20-30 kPa). Slight deformation of a pipe-bridge (20-30 kPa). Large trees have fallen down (20-40

Collapse of steel frames and displacement of foundation (20 kPa). Industrial steel self-framing structure collapsed (20-30 kPa). Cracking in empty oil-storage tanks (20-30 kPa). Slight deformation of a pipe-bridge (20-30 kPa). Large trees have fallen down (20-40

Collapse of steel frames and displacement of foundation (20 kPa). Industrial steel self-framing structure collapsed (20-30 kPa). Cracking in empty oil-storage tanks (20-30 kPa). Slight deformation of a pipe-bridge (20-30 kPa). Large trees have fallen down (20-40

Collapse of steel frames and displacement of foundation (20 kPa). Industrial steel self-framing structure collapsed (20-30 kPa). Cracking in empty oil-storage tanks (20-30 kPa). Slight deformation of a pipe-bridge (20-30 kPa). Large trees have fallen down (20-40

Collapse of steel frames and displacement of foundation (20 kPa). Industrial steel self-framing structure collapsed (20-30 kPa). Cracking in empty oil-storage tanks (20-30 kPa). Slight deformation of a pipe-bridge (20-30 kPa). Large trees have fallen down (20-40

Collapse of steel frames and displacement of foundation (20 kPa). Industrial steel self-framing structure collapsed (20-30 kPa). Cracking in empty oil-storage tanks (20-30 kPa). Slight deformation of a pipe-bridge (20-30 kPa). Large trees have fallen down (20-40

Collapse of steel frames and displacement of foundation (20 kPa). Industrial steel self-framing structure collapsed (20-30 kPa). Cracking in empty oil-storage tanks (20-30 kPa). Slight deformation of a pipe-bridge (20-30 kPa). Large trees have fallen down (20-40

Collapse of steel frames and displacement of foundation (20 kPa). Industrial steel self-framing structure collapsed (20-30 kPa). Cracking in empty oil-storage tanks (20-30 kPa). Slight deformation of a pipe-bridge (20-30 kPa). Large trees have fallen down (20-40

Collapse of steel frames and displacement of foundation (20 kPa). Industrial steel self-framing structure collapsed (20-30 kPa). Cracking in empty oil-storage tanks (20-30 kPa). Slight deformation of a pipe-bridge (20-30 kPa). Large trees have fallen down (20-40

Collapse of steel frames and displacement of foundation (20 kPa). Industrial steel self-framing structure collapsed (20-30 kPa). Cracking in empty oil-storage tanks (20-30 kPa). Slight deformation of a pipe-bridge (20-30 kPa). Large trees have fallen down (20-40

Collapse of steel frames and displacement of foundation (20 kPa). Industrial steel self-framing structure collapsed (20-30 kPa). Cracking in empty oil-storage tanks (20-30 kPa). Slight deformation of a pipe-bridge (20-30 kPa). Large trees have fallen down (20-40

Collapse of steel frames and displacement of foundation (20 kPa). Industrial steel self-framing structure collapsed (20-30 kPa). Cracking in empty oil-storage tanks (20-30 kPa). Slight deformation of a pipe-bridge (20-30 kPa). Large trees have fallen down (20-40

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Ref: 02-901-188098-12141-Revision 2 Page E.303 of E.425

kPa). Walls made of concrete blocks have collapsed (15-20). Minor damage to steel frames (8-10 kPa). Connections between steel or aluminium ondulated plates have failed 7-14 kPa). The roof of a storage tank has collapsed (7 kPa).

kPa). Walls made of concrete blocks have collapsed (15-20). Minor damage to steel frames (8-10 kPa). Connections between steel or aluminium ondulated plates have failed 7-14 kPa). The roof of a storage tank has collapsed (7 kPa).

kPa). Walls made of concrete blocks have collapsed (15-20). Minor damage to steel frames (8-10 kPa). Connections between steel or aluminium ondulated plates have failed 7-14 kPa). The roof of a storage tank has collapsed (7 kPa).

kPa). Walls made of concrete blocks have collapsed (15-20). Minor damage to steel frames (8-10 kPa). Connections between steel or aluminium ondulated plates have failed 7-14 kPa). The roof of a storage tank has collapsed (7 kPa).

kPa). Walls made of concrete blocks have collapsed (15-20). Minor damage to steel frames (8-10 kPa). Connections between steel or aluminium ondulated plates have failed 7-14 kPa). The roof of a storage tank has collapsed (7 kPa).

kPa). Walls made of concrete blocks have collapsed (15-20). Minor damage to steel frames (8-10 kPa). Connections between steel or aluminium ondulated plates have failed 7-14 kPa). The roof of a storage tank has collapsed (7 kPa).

kPa). Walls made of concrete blocks have collapsed (15-20). Minor damage to steel frames (8-10 kPa). Connections between steel or aluminium ondulated plates have failed 7-14 kPa). The roof of a storage tank has collapsed (7 kPa).

kPa). Walls made of concrete blocks have collapsed (15-20). Minor damage to steel frames (8-10 kPa). Connections between steel or aluminium ondulated plates have failed 7-14 kPa). The roof of a storage tank has collapsed (7 kPa).

kPa). Walls made of concrete blocks have collapsed (15-20). Minor damage to steel frames (8-10 kPa). Connections between steel or aluminium ondulated plates have failed 7-14 kPa). The roof of a storage tank has collapsed (7 kPa).

kPa). Walls made of concrete blocks have collapsed (15-20). Minor damage to steel frames (8-10 kPa). Connections between steel or aluminium ondulated plates have failed 7-14 kPa). The roof of a storage tank has collapsed (7 kPa).

kPa). Walls made of concrete blocks have collapsed (15-20). Minor damage to steel frames (8-10 kPa). Connections between steel or aluminium ondulated plates have failed 7-14 kPa). The roof of a storage tank has collapsed (7 kPa).

kPa). Walls made of concrete blocks have collapsed (15-20). Minor damage to steel frames (8-10 kPa). Connections between steel or aluminium ondulated plates have failed 7-14 kPa). The roof of a storage tank has collapsed (7 kPa).

Other information Main program Effects 8.1.8.6673 Chemical database DIPPR database Chemical source DIPPR Jan2010 Chemical source date 14/09/2010 Effects report created by ESLR2RH1F\andrea_silvasantos at 22/11/2013 11:36:26 UVCE ED Case description: tank (secondary pump) to compressor - uvce D3 LC1 PNEW ED (linked to Dense Gas Dispersion: Explosive mass - onboard tank (secondary pump) to compressor - dispersion D3 PNEW (linked to Pool evaporation - onboard tank (secondary pump) to compressor - evaporation D3 PNEW (linked to Liquefied Gas Bottom Discharge (TPDIS model) - onboard tank to compressor - release PNEW))) Model: Explosion (Multi Energy model) version: 5.03 (15/11/2013) Reference: Yellow Book CPR14E 3rd Edition - Chapter 5: Vapour cloud explosions compared to: tank (secondary pump) to compressor - uvce D9 LC1 PNEW ED (linked to Dense Gas Dispersion: Explosive mass - onboard tank (secondary pump) to compressor - dispersion D9 PNEW (linked to Pool evaporation - onboard tank (secondary pump) to compressor - evaporation D9 PNEW (linked to Liquefied Gas Bottom Discharge (TPDIS model) - onboard tank to compressor - release PNEW))) compared to: tank (secondary pump) to compressor - uvce E5 LC1 PNEW ED (linked to Dense Gas Dispersion: Explosive mass - onboard tank (secondary pump) to compressor - dispersion E5 PNEW (linked to Pool evaporation - onboard tank (secondary pump) to compressor - evaporation E5 PNEW (linked to Liquefied Gas Bottom Discharge (TPDIS model) - onboard tank to compressor - release PNEW))) compared to: tank (secondary pump) to compressor - uvce F2 LC1 PNEW ED (linked to Dense Gas Dispersion: Explosive mass - onboard tank (secondary pump) to compressor - dispersion F2 PNEW (linked to Pool evaporation - onboard tank (secondary pump) to compressor - evaporation F2 PNEW (linked to Liquefied Gas Bottom Discharge (TPDIS model) - onboard tank to compressor - release PNEW))) Parameters

Inputs tank (secondary pump) to compressor - uvce D3

tank (secondary pump) to compressor - uvce D9

tank (secondary pump) to compressor - uvce E5

tank (secondary pump) to compressor - uvce F2

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Ref: 02-901-188098-12141-Revision 2 Page E.304 of E.425

LC1 PNEW ED (linked to Dense Gas Dispersion: Explosive mass - onboard tank (secondary pump) to compressor - dispersion D3 PNEW (linked to Pool evaporation -onboard tank (secondary pump) to compressor -evaporation D3 PNEW (linked to Liquefied Gas Bottom Discharge (TPDIS model) -onboard tank to compressor - release PNEW)))

LC1 PNEW ED (linked to Dense Gas Dispersion: Explosive mass - onboard tank (secondary pump) to compressor - dispersion D9 PNEW (linked to Pool evaporation - onboard tank (secondary pump) to compressor - evaporation D9 PNEW (linked to Liquefied Gas Bottom Discharge (TPDIS model) - onboard tank to compressor - release PNEW)))

LC1 PNEW ED (linked to Dense Gas Dispersion: Explosive mass - onboard tank (secondary pump) to compressor - dispersion E5 PNEW (linked to Pool evaporation -onboard tank (secondary pump) to compressor -evaporation E5 PNEW (linked to Liquefied Gas Bottom Discharge (TPDIS model) -onboard tank to compressor - release PNEW)))

LC1 PNEW ED (linked to Dense Gas Dispersion: Explosive mass - onboard tank (secondary pump) to compressor - dispersion F2 PNEW (linked to Pool evaporation -onboard tank (secondary pump) to compressor -evaporation F2 PNEW (linked to Liquefied Gas Bottom Discharge (TPDIS model) -onboard tank to compressor - release PNEW)))

Chemical name (DIPPR)

METHANE (DIPPR) METHANE (DIPPR) METHANE (DIPPR) METHANE (DIPPR)

Ambient pressure (bar)

1,0151 1,0151 1,0151 1,0151

Total mass in explosive range (kg)

22341 17878 18047 66077

Fraction of flammable cloud confined (%)

8 8 8 8

Curve number 5 (Medium deflagration) 5 (Medium deflagration) 5 (Medium deflagration) 5 (Medium deflagration) Distance from release (Xd) (m)

50 50 50 50

Offset between release point and cloud centre (m)

429,91 -9,8282 33,214 33,547

Threshold overpressure (mbar)

160 160 160 160

X-coordinate of release (m)

0 0 0 0

Y-coordinate of release (m)

0 0 0 0

Predefined wind direction

N N N N

Wind comes from (North = 0 degrees) (deg)

0 0 0 0

Results

tank (secondary pump) to compressor - uvce D3 LC1 PNEW ED (linked to Dense Gas Dispersion: Explosive mass - onboard tank (secondary pump) to compressor - dispersion D3 PNEW (linked to Pool evaporation -

tank (secondary pump) to compressor - uvce D9 LC1 PNEW ED (linked to Dense Gas Dispersion: Explosive mass - onboard tank (secondary pump) to compressor - dispersion D9 PNEW (linked to Pool evaporation -

tank (secondary pump) to compressor - uvce E5 LC1 PNEW ED (linked to Dense Gas Dispersion: Explosive mass - onboard tank (secondary pump) to compressor - dispersion E5 PNEW (linked to Pool evaporation -

tank (secondary pump) to compressor - uvce F2 LC1 PNEW ED (linked to Dense Gas Dispersion: Explosive mass - onboard tank (secondary pump) to compressor - dispersionF2 PNEW (linked to Pool evaporation -

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Project for a new LNG regasification facility to be located in the Marsaxlokk Bay – QRA PRELIMINARY REPORT

Ref: 02-901-188098-12141-Revision 2 Page E.305 of E.425

onboard tank (secondary pump) to compressor -evaporation D3 PNEW (linked to Liquefied Gas Bottom Discharge (TPDIS model) -onboard tank to compressor - release PNEW)))

onboard tank (secondary pump) to compressor - evaporation D9 PNEW (linked to Liquefied Gas Bottom Discharge (TPDIS model) - onboard tank to compressor - release PNEW)))

onboard tank (secondary pump) to compressor -evaporation E5 PNEW (linked to Liquefied Gas Bottom Discharge (TPDIS model) -onboard tank to compressor - release PNEW)))

onboard tank (secondary pump) to compressor -evaporation F2 PNEW (linked to Liquefied Gas Bottom Discharge (TPDIS model) -onboard tank to compressor - release PNEW)))

Confined mass in explosive range (kg)

1787,3 1430,2 1443,8 5286,1

Total combustion energy (MJ)

89419 71556 72233 2,6447E05

Peak overpressure at Xd (mbar)

206,07 201,73 201,99 206,07

Peak dynamic pressure at Xd (mbar)

62,038 53,59 53,914 92,932

Pressure impulse at Xd (Pa*s)

2052,5 1812,2 1822,4 3385,4

Positive phase duration at Xd (ms)

199,21 179,67 180,45 328,57

Dist. from center mass of cloud at threshold overpressure (m)

73,049 67,819 68,032 104,86

Blast-wave shape at Xd

Pressure wave Pressure wave Pressure wave Pressure wave

Damage (general description) at Xd

Moderate damage (Zone C: 17 - 35 kPa).

Moderate damage (Zone C: 17 - 35 kPa).

Moderate damage (Zone C: 17 - 35 kPa).

Moderate damage (Zone C: 17 - 35 kPa).

Damage to brick houses at Xd

Not habitable without major repair works. Partial roof failures, 25% of all brick walls have failed, serious damage to the remaining carrying elements. Damage to windowframes and doors (7-15 kPa).

Not habitable without major repair works. Partial roof failures, 25% of all brick walls have failed, serious damage to the remaining carrying elements. Damage to windowframes and doors (7-15 kPa).

Not habitable without major repair works. Partial roof failures, 25% of all brick walls have failed, serious damage to the remaining carrying elements. Damage to windowframes and doors (7-15 kPa).

Not habitable without major repair works. Partial roof failures, 25% of all brick walls have failed, serious damage to the remaining carrying elements. Damage to windowframes and doors (7-15 kPa).

Damage to typical American-style houses at Xd

Moderate to minor damage. Deformed walls and doors; failure of joints. Doors and window frames have failed. Wall covering has fallen down (15 kPa).

Moderate to minor damage. Deformed walls and doors; failure of joints. Doors and window frames have failed. Wall covering has fallen down (15 kPa).

Moderate to minor damage. Deformed walls and doors; failure of joints. Doors and window frames have failed. Wall covering has fallen down (15 kPa).

Moderate to minor damage. Deformed walls and doors; failure of joints. Doors and window frames have failed. Wall covering has fallen down (15 kPa).

Damage to structures (empirical) at Xd

Collapse of steel frames and displacement of foundation (20 kPa). Industrial steel self-

Collapse of steel frames and displacement of foundation (20 kPa). Industrial steel self-

Collapse of steel frames and displacement of foundation (20 kPa). Industrial steel self-

Collapse of steel frames and displacement of foundation (20 kPa). Industrial steel self-

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Project for a new LNG regasification facility to be located in the Marsaxlokk Bay – QRA PRELIMINARY REPORT

Ref: 02-901-188098-12141-Revision 2 Page E.306 of E.425

framing structure collapsed (20-30 kPa). Cracking in empty oil-storage tanks (20-30 kPa). Slight deformation of a pipe-bridge (20-30 kPa). Large trees have fallen down (20-40 kPa). Walls made of concrete blocks have collapsed (15-20). Minor damage to steel frames (8-10 kPa). Connections between steel or aluminium ondulated plates have failed 7-14 kPa). The roof of a storage tank has collapsed (7 kPa).

framing structure collapsed (20-30 kPa). Cracking in empty oil-storage tanks (20-30 kPa). Slight deformation of a pipe-bridge (20-30 kPa). Large trees have fallen down (20-40 kPa). Walls made of concrete blocks have collapsed (15-20). Minor damage to steel frames (8-10 kPa). Connections between steel or aluminium ondulated plates have failed 7-14 kPa). The roof of a storage tank has collapsed (7 kPa).

framing structure collapsed (20-30 kPa). Cracking in empty oil-storage tanks (20-30 kPa). Slight deformation of a pipe-bridge (20-30 kPa). Large trees have fallen down (20-40 kPa). Walls made of concrete blocks have collapsed (15-20). Minor damage to steel frames (8-10 kPa). Connections between steel or aluminium ondulated plates have failed 7-14 kPa). The roof of a storage tank has collapsed (7 kPa).

framing structure collapsed (20-30 kPa). Cracking in empty oil-storage tanks (20-30 kPa). Slight deformation of a pipe-bridge (20-30 kPa). Large trees have fallen down (20-40 kPa). Walls made of concrete blocks have collapsed (15-20). Minor damage to steel frames (8-10 kPa). Connections between steel or aluminium ondulated plates have failed 7-14 kPa). The roof of a storage tank has collapsed (7 kPa).

Other information Main program Effects 8.1.8.6673 Chemical database DIPPR database Chemical source DIPPR Jan2010 Chemical source date 14/09/2010 Effects report created by ESLR2RH1F\andrea_silvasantos at 15/11/2013 9:50:02 PFIRE Case description: B.05 rev D3 RZ (linked to Liquefied Gas Bottom Discharge (TPDIS model) - onboard tank to compressor - release PNEW) Model: Pool fire version: 5.11 (21/11/2013) Reference: Yellow Book (CPR-14E), 3rd edition 1997, Paragraph 6.5.4 compared to: B.05 rev D9 RZ (linked to Liquefied Gas Bottom Discharge (TPDIS model) - onboard tank to compressor - release PNEW) compared to: B.05 rev E5 RZ (linked to Liquefied Gas Bottom Discharge (TPDIS model) - onboard tank to compressor - release PNEW) compared to: B.05 rev F2 RZ (linked to Liquefied Gas Bottom Discharge (TPDIS model) - onboard tank to compressor - release PNEW) Parameters

Inputs

B.05 rev D3 RZ (linked to Liquefied Gas Bottom Discharge (TPDIS model) -onboard tank to compressor - release PNEW)

B.05 rev D9 RZ (linked to Liquefied Gas Bottom Discharge (TPDIS model) - onboard tank to compressor - release PNEW)

B.05 rev E5 RZ (linked to Liquefied Gas Bottom Discharge (TPDIS model) -onboard tank to compressor - release PNEW)

B.05 rev F2 RZ (linked to Liquefied Gas Bottom Discharge (TPDIS model) -onboard tank to compressor - release PNEW)

Chemical name (DIPPR)

METHANE (DIPPR) METHANE (DIPPR) METHANE (DIPPR) METHANE (DIPPR)

Pool size determination

Confined Confined Confined Confined

Total mass released (kg)

1,3385E07 1,3385E07 1,3385E07 1,3385E07

Mass flow rate of the source (kg/s)

254,91 254,91 254,91 254,91

Duration of the release (s)

1800 1800 1800 1800

Pool surface poolfire (m2)

10000 10000 10000 10000

Height of the observer position above ground level (m)

0 0 0 0

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Ref: 02-901-188098-12141-Revision 2 Page E.307 of E.425

Height of the confined pool above ground level (m)

0 0 0 0

Hole diameter (mm)

101,6 101,6 101,6 101,6

Discharge coefficient (-)

1 1 1 1

Initial height of the liquid above release point (m)

Cross-sectional area of the tank (m2)

Pool thickness (mm)

Temperature of the pool (°C)

19 19 19 19

Pool burning rate

Calculate/Default Calculate/Default Calculate/Default Calculate/Default

Value of pool burning rate (kg/m2*s)

Fraction combustion heat radiated (%)

35 35 35 35

Soot Fraction Calculate/Default Calculate/Default Calculate/Default Calculate/Default Value of soot fraction (-)

Wind speed at 10 m height (m/s)

3 9 5 2

Ambient temperature (°C)

19 19 19 19

Ambient relative humidity (%)

75 75 75 75

Amount of CO2 in atmosphere (%)

0,03 0,03 0,03 0,03

Distance from the centre of the pool (m)

1000 1000 1000 1000

Exposure duration to heat radiation (s)

75 75 75 75

Take protective effects of clothing into account

No No No No

X-coordinate of release (m)

0 0 0 0

Y-coordinate of release (m)

0 0 0 0

Predefined wind direction

N N N N

Wind comes from (North = 0 degrees) (deg)

0 0 0 0

Calculate all contours for

Physical effects Physical effects Physical effects Physical effects

Heat radiation level (lowest) for first contour plot

7,3 7,3 7,3 7,3

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Project for a new LNG regasification facility to be located in the Marsaxlokk Bay – QRA PRELIMINARY REPORT

Ref: 02-901-188098-12141-Revision 2 Page E.308 of E.425

(kW/m2) Heat radiation level for second contour plot (kW/m2)

9,3 9,3 9,3 9,3

Heat radiation level (highest) for third contour plot (kW/m2)

13,4 13,4 13,4 13,4

Percentage of mortality for contour calculations (%)

Results

B.05 rev D3 RZ (linked to Liquefied Gas Bottom Discharge (TPDIS model) -onboard tank to compressor - release PNEW)

B.05 rev D9 RZ (linked to Liquefied Gas Bottom Discharge (TPDIS model) - onboard tank to compressor - release PNEW)

B.05 rev E5 RZ (linked to Liquefied Gas Bottom Discharge (TPDIS model) -onboard tank to compressor - release PNEW)

B.05 rev F2 RZ (linked to Liquefied Gas Bottom Discharge (TPDIS model) -onboard tank to compressor - release PNEW)

Max Diameter of the Pool Fire (m)

112,84 112,84 112,84 112,84

Heat radiation at X (kW/m2)

0,11465 0,083056 0,10169 0,12194

Heat radiation first contour at (m)

193,84 189,89 195,74 189,66

Heat radiation second contour at (m)

177,13 176,96 180,56 172,11

Heat radiation third contour at (m)

153,44 159,19 159,19 147,33

Combustion rate (kg/s)

780 780 780 780

Duration of the pool fire (s)

17160 17160 17160 17160

Heat emission from fire surface (kW/m2)

78,846 87,066 80,77 78,846

Flame tilt (deg) 37,614 53,697 45,489 31,201 View factor (%) 0,30773 0,19824 0,26527 0,32729 Atmospheric transmissivity (%)

47,253 48,121 47,462 47,253

Flame temperature (°C)

814,17 841,32 820,71 814,17

Height of the Flame (m)

94,407 80,225 90,764 94,407

Calculated pool surface area (m2)

10000 10000 10000 10000

Weight ratio of HCL/chemical (%)

0 0 0 0

Weight ratio of NO2/chemical (%)

0 0 0 0

Weight ratio of SO2/chemical (%)

0 0 0 0

Weight ratio of 274,4 274,4 274,4 274,4

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Project for a new LNG regasification facility to be located in the Marsaxlokk Bay – QRA PRELIMINARY REPORT

Ref: 02-901-188098-12141-Revision 2 Page E.309 of E.425

CO2/chemical (%) Weight ratio of H2O/chemical (%)

224,69 224,69 224,69 224,69

Other information Main program Effects 8.1.8.6673 Chemical database DIPPR database Chemical source DIPPR Jan2010 Chemical source date 14/09/2010 Effects report created by ESLR2RH1F\andrea_silvasantos at 21/11/2013 9:01:45

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Project for a new LNG regasification facility to be located in the Marsaxlokk Bay – QRA PRELIMINARY REPORT

Ref: 02-901-188098-12141-Revision 2 Page E.310 of E.425

B.06.REV FLASHF Case description: B06_onboard tank (secondary pump) to compressor - dispersion D3 (linked to Pool evaporation - B06_onboard tank (secondary pump) to compressor - evaporation D3 (linked to Liquefied Gas Bottom Discharge (TPDIS model) - B06.rev_onboard tank to compressor - release)) Model: Dense Gas Dispersion: Explosive mass version: 5.13 (21/11/2013) Reference: Yellow Book 3rd edition 1997 chapter 4; Ermak, D.L. User manual for SLAB Lawrence Livermore National Laboratory, June 1990 compared to: B06_onboard tank (secondary pump) to compressor - dispersion D9 (linked to Pool evaporation - B06_onboard tank (secondary pump) to compressor - evaporation D9 (linked to Liquefied Gas Bottom Discharge (TPDIS model) - B06.rev_onboard tank to compressor - release)) compared to: B06_onboard tank (secondary pump) to compressor - dispersion E5 (linked to Pool evaporation - B06_onboard tank (secondary pump) to compressor - evaporation E5 (linked to Liquefied Gas Bottom Discharge (TPDIS model) - B06.rev_onboard tank to compressor - release)) compared to: B06_onboard tank (secondary pump) to compressor - dispersion F2 (linked to Pool evaporation - B06_onboard tank (secondary pump) to compressor - evaporation F2 (linked to Liquefied Gas Bottom Discharge (TPDIS model) - B06.rev_onboard tank to compressor - release)) Parameters

Inputs

B06_onboard tank (secondary pump) to compressor - dispersion D3 (linked to Pool evaporation -B06_onboard tank (secondary pump) to compressor -evaporation D3 (linked to Liquefied Gas Bottom Discharge (TPDIS model) -B06.rev_onboard tank to compressor -release))

B06_onboard tank (secondary pump) to compressor - dispersion D9 (linked to Pool evaporation - B06_onboard tank (secondary pump) to compressor - evaporation D9 (linked to Liquefied Gas Bottom Discharge (TPDIS model) - B06.rev_onboard tank to compressor - release))

B06_onboard tank (secondary pump) to compressor - dispersion E5 (linked to Pool evaporation -B06_onboard tank (secondary pump) to compressor -evaporation E5 (linked to Liquefied Gas Bottom Discharge (TPDIS model) -B06.rev_onboard tank to compressor -release))

B06_onboard tank (secondary pump) to compressor - dispersion F2 (linked to Pool evaporation -B06_onboard tank (secondary pump) to compressor -evaporation F2 (linked to Liquefied Gas Bottom Discharge (TPDIS model) -B06.rev_onboard tank to compressor -release))

Chemical name (DIPPR)

METHANE (DIPPR) METHANE (DIPPR) METHANE (DIPPR) METHANE (DIPPR)

Type of release Evaporating pool release

Evaporating pool release

Evaporating pool release

Evaporating pool release

Total mass released (kg)

1,3385E07 1,3385E07 1,3385E07 1,3385E07

Mass flow rate of the source (kg/s)

27,262 40,827 33,206 24,358

Duration of the release (s)

1478,9 1542,9 1506,6 1398,3

Initial liquid mass fraction (%)

Fixed pool surface (m2)

827,56 939,78 1009 703,08

Diameter of expanded jet (m)

Temperature after release (°C)

-161,49 -161,49 -161,49 -161,49

X-coordinate of release (m)

0 0 0 0

Y-coordinate of release (m)

0 0 0 0

Z-coordinate (height) of release (m)

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Project for a new LNG regasification facility to be located in the Marsaxlokk Bay – QRA PRELIMINARY REPORT

Ref: 02-901-188098-12141-Revision 2 Page E.311 of E.425

Ambient temperature (°C)

19 19 19 19

Meteorological data

Pasquill Pasquill Pasquill Pasquill

Pasquill stability class

D (Neutral) D (Neutral) E (Stable) F (Very Stable)

Wind speed at 10 m height (m/s)

3 9 5 2

Inverse Monin-Obukhov length (1/L) (1/m)

Predefined wind direction

N N N N

Wind comes from (North = 0 degrees) (deg)

0 0 0 0

Ambient relative humidity (%)

75 75 75 75

Roughness length description

Open water, at least 5 km

Cultivated land Cultivated land Cultivated land

Time t after start release (s)

1800 1800 1800 1800

Concentration averaging time (s)

20 20 20 20

Resolution of the time consuming graphs

Low Low Low Low

Results

B06_onboard tank (secondary pump) to compressor - dispersion D3 (linked to Pool evaporation -B06_onboard tank (secondary pump) to compressor -evaporation D3 (linked to Liquefied Gas Bottom Discharge (TPDIS model) -B06.rev_onboard tank to compressor -release))

B06_onboard tank (secondary pump) to compressor - dispersion D9 (linked to Pool evaporation - B06_onboard tank (secondary pump) to compressor - evaporation D9 (linked to Liquefied Gas Bottom Discharge (TPDIS model) - B06.rev_onboard tank to compressor - release))

B06_onboard tank (secondary pump) to compressor - dispersion E5 (linked to Pool evaporation -B06_onboard tank (secondary pump) to compressor -evaporation E5 (linked to Liquefied Gas Bottom Discharge (TPDIS model) -B06.rev_onboard tank to compressor -release))

B06_onboard tank (secondary pump) to compressor - dispersion F2 (linked to Pool evaporation -B06_onboard tank (secondary pump) to compressor -evaporation F2 (linked to Liquefied Gas Bottom Discharge (TPDIS model) -B06.rev_onboard tank to compressor -release))

Explosive mass at time t (kg)

0 0 0 0

Height to LEL at time t (m)

0 0 0 0

Length of cloud (between LEL) at time t (m)

0 0 0 0

Width of cloud (between LEL) at time t (m)

0 0 0 0

Offset between release location and LEL at time t (m)

0 0 0 0

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Project for a new LNG regasification facility to be located in the Marsaxlokk Bay – QRA PRELIMINARY REPORT

Ref: 02-901-188098-12141-Revision 2 Page E.312 of E.425

Maximum explosive mass (kg)

1275,3 0 397,55 3675,8

...at time tmem (s)

1100 0 900 1200

Start time where 95% of maximum of explosive mass is reached (s)

95,313 0 95 267,68

Time where explosive mass starts decreasing below 95% of max (s)

1478,9 0 1506,6 1398,3

Length of cloud (between LEL) at time tmem (m)

276,48 0 0 357,21

Width of cloud (between LEL) at time tmem (m)

49,775 0 0 68,893

Offset between release location and LEL at time tmem (m)

-19,305 0 0 -17,529

Maximum area of explosive cloud (m2)

10725 0 3607,8 15984

...at time tmac (s)

1478,9 0 1506,6 1398,3

Explosive mass at time tmac (kg)

1275,3 0 397,55 3675,8

Length of cloud (between LEL) at time tmac (m)

276,48 0 0 357,21

Width of cloud (between LEL) at time tmac (m)

49,775 0 0 68,893

Offset between release location and LEL at time tmac (m)

-19,305 0 0 -17,529

Offset between release centre and cloud centre at time tmac (m)

118,94 0 0 161,08

Inverse Monin-Obukhov length (1/L) used (1/m)

0 0 0,011686 0,04733

Other information Main program Effects 8.1.8.6673 Chemical database DIPPR database Chemical source DIPPR Jan2010 Chemical source date 14/09/2010 Effects report created by ESLR2RH1F\andrea_silvasantos at 21/11/2013 10:38:50

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Project for a new LNG regasification facility to be located in the Marsaxlokk Bay – QRA PRELIMINARY REPORT

Ref: 02-901-188098-12141-Revision 2 Page E.313 of E.425

UVCE Case description: B06 - UVCE D3 Z1 (linked to Dense Gas Dispersion: Explosive mass - B06_onboard tank (secondary pump) to compressor - dispersion D3 (linked to Pool evaporation - B06_onboard tank (secondary pump) to compressor - evaporation D3 (linked to Liquefied Gas Bottom Discharge (TPDIS model) - B06.rev_onboard tank to compressor - release))) Model: Explosion (Multi Energy model) version: 5.03 (21/11/2013) Reference: Yellow Book CPR14E 3rd Edition - Chapter 5: Vapour cloud explosions compared to: B06 - UVCE D3 Z2 (linked to Dense Gas Dispersion: Explosive mass - B06_onboard tank (secondary pump) to compressor - dispersion D3 (linked to Pool evaporation - B06_onboard tank (secondary pump) to compressor - evaporation D3 (linked to Liquefied Gas Bottom Discharge (TPDIS model) - B06.rev_onboard tank to compressor - release))) compared to: B06 - UVCE D3 Z3 (linked to Dense Gas Dispersion: Explosive mass - B06_onboard tank (secondary pump) to compressor - dispersion D3 (linked to Pool evaporation - B06_onboard tank (secondary pump) to compressor - evaporation D3 (linked to Liquefied Gas Bottom Discharge (TPDIS model) - B06.rev_onboard tank to compressor - release))) compared to: B06 - UVCE D9 Z1 (linked to Dense Gas Dispersion: Explosive mass - B06_onboard tank (secondary pump) to compressor - dispersion D9 (linked to Pool evaporation - B06_onboard tank (secondary pump) to compressor - evaporation D9 (linked to Liquefied Gas Bottom Discharge (TPDIS model) - B06.rev_onboard tank to compressor - release))) compared to: B06- UVCE D9 Z2 (linked to Dense Gas Dispersion: Explosive mass - B06_onboard tank (secondary pump) to compressor - dispersion D9 (linked to Pool evaporation - B06_onboard tank (secondary pump) to compressor - evaporation D9 (linked to Liquefied Gas Bottom Discharge (TPDIS model) - B06.rev_onboard tank to compressor - release))) compared to: B06 - UVCE D9 Z3 (linked to Dense Gas Dispersion: Explosive mass - B06_onboard tank (secondary pump) to compressor - dispersion D9 (linked to Pool evaporation - B06_onboard tank (secondary pump) to compressor - evaporation D9 (linked to Liquefied Gas Bottom Discharge (TPDIS model) - B06.rev_onboard tank to compressor - release))) compared to: B06 - UVCE E5 Z1 (linked to Dense Gas Dispersion: Explosive mass - B06_onboard tank (secondary pump) to compressor - dispersion E5 (linked to Pool evaporation - B06_onboard tank (secondary pump) to compressor - evaporation E5 (linked to Liquefied Gas Bottom Discharge (TPDIS model) - B06.rev_onboard tank to compressor - release))) compared to: B06 - UVCE E5 Z2 (linked to Dense Gas Dispersion: Explosive mass - B06_onboard tank (secondary pump) to compressor - dispersion E5 (linked to Pool evaporation - B06_onboard tank (secondary pump) to compressor - evaporation E5 (linked to Liquefied Gas Bottom Discharge (TPDIS model) - B06.rev_onboard tank to compressor - release))) compared to: B06 - UVCE E5 Z3 (linked to Dense Gas Dispersion: Explosive mass - B06_onboard tank (secondary pump) to compressor - dispersion E5 (linked to Pool evaporation - B06_onboard tank (secondary pump) to compressor - evaporation E5 (linked to Liquefied Gas Bottom Discharge (TPDIS model) - B06.rev_onboard tank to compressor - release))) compared to: B06 - UVCE F2 Z1 (linked to Dense Gas Dispersion: Explosive mass - B06_onboard tank (secondary pump) to compressor - dispersion F2 (linked to Pool evaporation - B06_onboard tank (secondary pump) to compressor - evaporation F2 (linked to Liquefied Gas Bottom Discharge (TPDIS model) - B06.rev_onboard tank to compressor - release))) compared to: B06 - UVCE F2 Z2 (linked to Dense Gas Dispersion: Explosive mass - B06_onboard tank (secondary pump) to compressor - dispersion F2 (linked to Pool evaporation - B06_onboard tank (secondary pump) to compressor - evaporation F2 (linked to Liquefied Gas Bottom Discharge (TPDIS model) - B06.rev_onboard tank to compressor - release))) compared to: B06 - UVCE F2 Z3 (linked to Dense Gas Dispersion: Explosive mass - B06_onboard tank (secondary pump) to compressor - dispersion F2 (linked to Pool evaporation - B06_onboard tank (secondary pump) to compressor - evaporation F2 (linked to Liquefied Gas Bottom Discharge (TPDIS model) - B06.rev_onboard tank to compressor - release))) Parameters

Inputs

B06 -UVCE D3 Z1 (linked to Dense Gas Dispersion: Explosiv

B06 -UVCE D3 Z2 (linked to Dense Gas Dispersion: Explosiv

B06 -UVCE D3 Z3 (linked to Dense Gas Dispersion: Explosiv

B06 -UVCE D9 Z1 (linked to Dense Gas Dispersion: Explosiv

B06- UVCE D9 Z2 (linked to Dense Gas Dispersion: Explosiv

B06 -UVCE D9 Z3 (linked to Dense Gas Dispersion: Explosiv

B06 - UVCE E5 Z1 (linked to Dense Gas Dispersion: Explosiv

B06 -UVCE E5 Z2 (linked to Dense Gas Dispersion: Explosiv

B06 -UVCE E5 Z3 (linked to Dense Gas Dispersion: Explosiv

B06 -UVCE F2 Z1 (linked to Dense Gas Dispersion: Explosiv

B06 -UVCE F2 Z2 (linked to Dense Gas Dispersion: Explosiv

B06 -UVCE F2 Z3 (linked to Dense Gas Dispersion: Explosiv

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Project for a new LNG regasification facility to be located in the Marsaxlokk Bay – QRA PRELIMINARY REPORT

Ref: 02-901-188098-12141-Revision 2 Page E.314 of E.425

e mass -B06_onboard tank (secondary pump) to compressor -dispersion D3 (linked to Pool evaporation -B06_onboard tank (secondary pump) to compressor -evaporation D3 (linked to Liquefied Gas Bottom Discharge (TPDIS model) -B06.rev_onboard tank to compressor -release)))

e mass -B06_onboard tank (secondary pump) to compressor -dispersion D3 (linked to Pool evaporation -B06_onboard tank (secondary pump) to compressor -evaporation D3 (linked to Liquefied Gas Bottom Discharge (TPDIS model) -B06.rev_onboard tank to compressor -release)))

e mass -B06_onboard tank (secondary pump) to compressor -dispersion D3 (linked to Pool evaporation -B06_onboard tank (secondary pump) to compressor -evaporation D3 (linked to Liquefied Gas Bottom Discharge (TPDIS model) -B06.rev_onboard tank to compressor -release)))

e mass -B06_onboard tank (secondary pump) to compressor -dispersion D9 (linked to Pool evaporation -B06_onboard tank (secondary pump) to compressor -evaporation D9 (linked to Liquefied Gas Bottom Discharge (TPDIS model) -B06.rev_onboard tank to compressor -release)))

e mass -B06_onboard tank (secondary pump) to compressor -dispersion D9 (linked to Pool evaporation -B06_onboard tank (secondary pump) to compressor -evaporation D9 (linked to Liquefied Gas Bottom Discharge (TPDIS model) -B06.rev_onboard tank to compressor -release)))

e mass -B06_onboard tank (secondary pump) to compressor -dispersion D9 (linked to Pool evaporation -B06_onboard tank (secondary pump) to compressor -evaporation D9 (linked to Liquefied Gas Bottom Discharge (TPDIS model) -B06.rev_onboard tank to compressor -release)))

e mass - B06_onboard tank (secondary pump) to compressor - dispersion E5 (linked to Pool evaporation - B06_onboard tank (secondary pump) to compressor - evaporation E5 (linked to Liquefied Gas Bottom Discharge (TPDIS model) - B06.rev_onboard tank to compressor - release)))

e mass -B06_onboard tank (secondary pump) to compressor -dispersion E5 (linked to Pool evaporation -B06_onboard tank (secondary pump) to compressor -evaporation E5 (linked to Liquefied Gas Bottom Discharge (TPDIS model) -B06.rev_onboard tank to compressor -release)))

e mass -B06_onboard tank (secondary pump) to compressor -dispersion E5 (linked to Pool evaporation -B06_onboard tank (secondary pump) to compressor -evaporation E5 (linked to Liquefied Gas Bottom Discharge (TPDIS model) -B06.rev_onboard tank to compressor -release)))

e mass -B06_onboard tank (secondary pump) to compressor -dispersion F2 (linked to Pool evaporation -B06_onboard tank (secondary pump) to compressor -evaporation F2 (linked to Liquefied Gas Bottom Discharge (TPDIS model) -B06.rev_onboard tank to compressor -release)))

e mass -B06_onboard tank (secondary pump) to compressor -dispersion F2 (linked to Pool evaporation -B06_onboard tank (secondary pump) to compressor -evaporation F2 (linked to Liquefied Gas Bottom Discharge (TPDIS model) -B06.rev_onboard tank to compressor -release)))

e mass -B06_onboard tank (secondary pump) to compressor -dispersion F2 (linked to Pool evaporation -B06_onboard tank (secondary pump) to compressor -evaporation F2 (linked to Liquefied Gas Bottom Discharge (TPDIS model) -B06.rev_onboard tank to compressor -release)))

Chemical name (DIPPR)

METHANE (DIPPR)

METHANE (DIPPR)

METHANE (DIPPR)

METHANE (DIPPR)

METHANE (DIPPR)

METHANE (DIPPR)

METHANE (DIPPR)

METHANE (DIPPR)

METHANE (DIPPR)

METHANE (DIPPR)

METHANE (DIPPR)

METHANE (DIPPR)

Ambient pressure (bar)

1,0151 1,0151 1,0151 1,0151 1,0151 1,0151 1,0151 1,0151 1,0151 1,0151 1,0151 1,0151

Total mass in explosive range (kg)

1275,3 1275,3 1275,3 0 0 0 397,55 397,55 397,55 3675,8 3675,8 3675,8

Fraction of flammable cloud

8 8 8 8 8 8 8 8 8 8 8 8

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Ref: 02-901-188098-12141-Revision 2 Page E.315 of E.425

confined (%)

Curve number

5 (Medium deflagration)

5 (Medium deflagration)

5 (Medium deflagration)

5 (Medium deflagration)

5 (Medium deflagration)

5 (Medium deflagration)

5 (Medium deflagration)

5 (Medium deflagration)

5 (Medium deflagration)

5 (Medium deflagration)

5 (Medium deflagration)

5 (Medium deflagration)

Distance from release (Xd) (m)

50 50 50 50 50 50 50 50 50 50 50 50

Offset between release point and cloud centre (m)

118,94 118,94 118,94 0 0 0 0 0 0 161,08 161,08 161,08

Threshold overpressure (mbar)

170 360 900 170 360 900 170 360 900 170 360 900

X-coordinate of release (m)

0 0 0 0 0 0 0 0 0 0 0 0

Y-coordinate of release (m)

0 0 0 0 0 0 0 0 0 0 0 0

Predefined wind direction

N N N N N N N N N N N N

Wind comes from (North = 0 degrees) (deg)

0 0 0 0 0 0 0 0 0 0 0 0

Results

B06 -UVCE D3 Z1 (linked to Dense Gas Dispersion:

B06 -UVCE D3 Z2 (linked to Dense Gas Dispersion:

B06 -UVCE D3 Z3 (linked to Dense Gas Dispersion:

B06 -UVCE D9 Z1 (linked to Dense Gas Dispersion:

B06- UVCE D9 Z2 (linked to Dense Gas Dispersion:

B06 -UVCE D9 Z3 (linked to Dense Gas Dispersion:

B06 - UVCE E5 Z1 (linked to Dense Gas Dispersion:

B06 -UVCE E5 Z2 (linked to Dense Gas Dispersion:

B06 -UVCE E5 Z3 (linked to Dense Gas Dispersion:

B06 -UVCE F2 Z1 (linked to Dense Gas Dispersion:

B06 -UVCE F2 Z2 (linked to Dense Gas Dispersion:

B06 -UVCE F2 Z3 (linked to Dense Gas Dispersion:

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Ref: 02-901-188098-12141-Revision 2 Page E.316 of E.425

Explosive mass -B06_onboard tank (secondary pump) to compressor -dispersion D3 (linked to Pool evaporation -B06_onboard tank (secondary pump) to compressor -evaporation D3 (linked to Liquefied Gas Bottom Discharge (TPDIS model) -B06.rev_onboard tank to compressor -release)))

Explosive mass -B06_onboard tank (secondary pump) to compressor -dispersion D3 (linked to Pool evaporation -B06_onboard tank (secondary pump) to compressor -evaporation D3 (linked to Liquefied Gas Bottom Discharge (TPDIS model) -B06.rev_onboard tank to compressor -release)))

Explosive mass -B06_onboard tank (secondary pump) to compressor -dispersion D3 (linked to Pool evaporation -B06_onboard tank (secondary pump) to compressor -evaporation D3 (linked to Liquefied Gas Bottom Discharge (TPDIS model) -B06.rev_onboard tank to compressor -release)))

Explosive mass -B06_onboard tank (secondary pump) to compressor -dispersion D9 (linked to Pool evaporation -B06_onboard tank (secondary pump) to compressor -evaporation D9 (linked to Liquefied Gas Bottom Discharge (TPDIS model) -B06.rev_onboard tank to compressor -release)))

Explosive mass -B06_onboard tank (secondary pump) to compressor -dispersion D9 (linked to Pool evaporation -B06_onboard tank (secondary pump) to compressor -evaporation D9 (linked to Liquefied Gas Bottom Discharge (TPDIS model) -B06.rev_onboard tank to compressor -release)))

Explosive mass -B06_onboard tank (secondary pump) to compressor -dispersion D9 (linked to Pool evaporation -B06_onboard tank (secondary pump) to compressor -evaporation D9 (linked to Liquefied Gas Bottom Discharge (TPDIS model) -B06.rev_onboard tank to compressor -release)))

Explosive mass - B06_onboard tank (secondary pump) to compressor - dispersion E5 (linked to Pool evaporation - B06_onboard tank (secondary pump) to compressor - evaporation E5 (linked to Liquefied Gas Bottom Discharge (TPDIS model) - B06.rev_onboard tank to compressor - release)))

Explosive mass -B06_onboard tank (secondary pump) to compressor -dispersion E5 (linked to Pool evaporation -B06_onboard tank (secondary pump) to compressor -evaporation E5 (linked to Liquefied Gas Bottom Discharge (TPDIS model) -B06.rev_onboard tank to compressor -release)))

Explosive mass -B06_onboard tank (secondary pump) to compressor -dispersion E5 (linked to Pool evaporation -B06_onboard tank (secondary pump) to compressor -evaporation E5 (linked to Liquefied Gas Bottom Discharge (TPDIS model) -B06.rev_onboard tank to compressor -release)))

Explosive mass -B06_onboard tank (secondary pump) to compressor -dispersion F2 (linked to Pool evaporation -B06_onboard tank (secondary pump) to compressor -evaporation F2 (linked to Liquefied Gas Bottom Discharge (TPDIS model) -B06.rev_onboard tank to compressor -release)))

Explosive mass -B06_onboard tank (secondary pump) to compressor -dispersion F2 (linked to Pool evaporation -B06_onboard tank (secondary pump) to compressor -evaporation F2 (linked to Liquefied Gas Bottom Discharge (TPDIS model) -B06.rev_onboard tank to compressor -release)))

Explosive mass -B06_onboard tank (secondary pump) to compressor -dispersion F2 (linked to Pool evaporation -B06_onboard tank (secondary pump) to compressor -evaporation F2 (linked to Liquefied Gas Bottom Discharge (TPDIS model) -B06.rev_onboard tank to compressor -release)))

Confined mass in explosive range (kg)

102,03 102,03 102,03 0 0 0 31,804 31,804 31,804 294,07 294,07 294,07

Total combustion energy (MJ)

5104,4 5104,4 5104,4 -1E94 -1E94 -1E94 1591,2 1591,2 1591,2 14713 14713 14713

Peak overpressure at Xd (mbar)

90,116 90,116 90,116 -1E98 -1E98 -1E98 61,505 61,505 61,505 127,83 127,83 127,83

Peak dyna

6,9186 6,9186 6,9186 -1E98 -1E98 -1E98 2,714 2,714 2,714 15,857 15,857 15,857

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Ref: 02-901-188098-12141-Revision 2 Page E.317 of E.425

mic pressure at Xd (mbar) Pressure impulse at Xd (Pa*s)

338,56 338,56 338,56 -1E100 -1E100 -1E100 159,14 159,14 159,14 673,34 673,34 673,34

Positive phase duration at Xd (ms)

75,139 75,139 75,139 -1E103 -1E103 -1E103 51,75 51,75 51,75 105,34 105,34 105,34

Dist. from center mass of cloud at threshold overpressure (m)

26,447 -1E100 -1E100 -1E100 -1E100 -1E100 17,933 -1E100 -1E100 37,638 -1E100 -1E100

Blast-wave shape at Xd

Pressure wave

Pressure wave

Pressure wave

*** NOT INITIALIZED

*** NOT INITIALIZED

*** NOT INITIALIZED

Pressure wave

Pressure wave

Pressure wave

Pressure wave

Pressure wave

Pressure wave

Damage (general description) at Xd

Minor damage (Zone D: 3.5 - 17 kPa).

Minor damage (Zone D: 3.5 - 17 kPa).

Minor damage (Zone D: 3.5 - 17 kPa).

No damage or very minor damage

No damage or very minor damage

No damage or very minor damage

Minor damage (Zone D: 3.5 - 17 kPa).

Minor damage (Zone D: 3.5 - 17 kPa).

Minor damage (Zone D: 3.5 - 17 kPa).

Minor damage (Zone D: 3.5 - 17 kPa).

Minor damage (Zone D: 3.5 - 17 kPa).

Minor damage (Zone D: 3.5 - 17 kPa).

Damage to brick houses at Xd

Habitable after relatively easy repairs. Minor structural damage (3 kPa).

Habitable after relatively easy repairs. Minor structural damage (3 kPa).

Habitable after relatively easy repairs. Minor structural damage (3 kPa).

No damage or very minor damage

No damage or very minor damage

No damage or very minor damage

Habitable after relatively easy repairs. Minor structural damage (3 kPa).

Habitable after relatively easy repairs. Minor structural damage (3 kPa).

Habitable after relatively easy repairs. Minor structural damage (3 kPa).

Not habitable without major repair works. Partial roof failures, 25% of all brick walls have failed, serious damage to the remaining carrying element

Not habitable without major repair works. Partial roof failures, 25% of all brick walls have failed, serious damage to the remaining carrying element

Not habitable without major repair works. Partial roof failures, 25% of all brick walls have failed, serious damage to the remaining carrying element

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s. Damage to windowframes and doors (7-15 kPa).

s. Damage to windowframes and doors (7-15 kPa).

s. Damage to windowframes and doors (7-15 kPa).

Damage to typical American-style houses at Xd

Minor damage. Comparable to a damage due to a storm; wooden walls fail, breakage of windows (7-10 kPa).

Minor damage. Comparable to a damage due to a storm; wooden walls fail, breakage of windows (7-10 kPa).

Minor damage. Comparable to a damage due to a storm; wooden walls fail, breakage of windows (7-10 kPa).

No damage or very minor damage

No damage or very minor damage

No damage or very minor damage

No damage or very minor damage

No damage or very minor damage

No damage or very minor damage

Minor damage. Comparable to a damage due to a storm; wooden walls fail, breakage of windows (7-10 kPa).

Minor damage. Comparable to a damage due to a storm; wooden walls fail, breakage of windows (7-10 kPa).

Minor damage. Comparable to a damage due to a storm; wooden walls fail, breakage of windows (7-10 kPa).

Damage to structures (empirical) at Xd

Minor damage to steel frames (8-10 kPa). Connections between steel or aluminium ondulated plates have failed 7-14 kPa). The roof of a storage tank has collapsed (7 kPa).

Minor damage to steel frames (8-10 kPa). Connections between steel or aluminium ondulated plates have failed 7-14 kPa). The roof of a storage tank has collapsed (7 kPa).

Minor damage to steel frames (8-10 kPa). Connections between steel or aluminium ondulated plates have failed 7-14 kPa). The roof of a storage tank has collapsed (7 kPa).

No damage or very minor damage

No damage or very minor damage

No damage or very minor damage

No damage or very minor damage

No damage or very minor damage

No damage or very minor damage

Minor damage to steel frames (8-10 kPa). Connections between steel or aluminium ondulated plates have failed 7-14 kPa). The roof of a storage tank has collapsed (7 kPa).

Minor damage to steel frames (8-10 kPa). Connections between steel or aluminium ondulated plates have failed 7-14 kPa). The roof of a storage tank has collapsed (7 kPa).

Minor damage to steel frames (8-10 kPa). Connections between steel or aluminium ondulated plates have failed 7-14 kPa). The roof of a storage tank has collapsed (7 kPa).

Other information Main program Effects 8.1.8.6673 Chemical database DIPPR database Chemical source DIPPR Jan2010 Chemical source date 14/09/2010 Effects report created by ESLR2RH1F\andrea_silvasantos at 21/11/2013 14:57:55 UVCE ED Case description: B06_onboard tank (secondary pump) to compressor - UVCE D3 ED (linked to Dense Gas Dispersion: Explosive mass - B06_onboard tank (secondary pump) to compressor - dispersion D3 (linked to Pool evaporation - B06_onboard tank (secondary pump) to compressor - evaporation D3 (linked to Liquefied Gas Bottom Discharge (TPDIS model) - B06.rev_onboard tank to compressor - release))) Model: Explosion (Multi Energy model) version: 5.03 (15/11/2013) Reference: Yellow Book CPR14E 3rd Edition - Chapter 5: Vapour cloud explosions

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Ref: 02-901-188098-12141-Revision 2 Page E.319 of E.425

compared to: B06_onboard tank (secondary pump) to compressor - UVCE D9 ED (linked to Dense Gas Dispersion: Explosive mass - B06_onboard tank (secondary pump) to compressor - dispersion D9 (linked to Pool evaporation - B06_onboard tank (secondary pump) to compressor - evaporation D9 (linked to Liquefied Gas Bottom Discharge (TPDIS model) - B06.rev_onboard tank to compressor - release))) compared to: B06_onboard tank (secondary pump) to compressor - UVCE E5 ED (linked to Dense Gas Dispersion: Explosive mass - B06_onboard tank (secondary pump) to compressor - dispersion E5 (linked to Pool evaporation - B06_onboard tank (secondary pump) to compressor - evaporation E5 (linked to Liquefied Gas Bottom Discharge (TPDIS model) - B06.rev_onboard tank to compressor - release))) compared to: B06_onboard tank (secondary pump) to compressor - UVCE F2 ED (linked to Dense Gas Dispersion: Explosive mass - B06_onboard tank (secondary pump) to compressor - dispersion F2 (linked to Pool evaporation - B06_onboard tank (secondary pump) to compressor - evaporation F2 (linked to Liquefied Gas Bottom Discharge (TPDIS model) - B06.rev_onboard tank to compressor - release))) Parameters

Inputs

B06_onboard tank (secondary pump) to compressor - UVCE D3 ED (linked to Dense Gas Dispersion: Explosive mass - B06_onboard tank (secondary pump) to compressor -dispersion D3 (linked to Pool evaporation -B06_onboard tank (secondary pump) to compressor -evaporation D3 (linked to Liquefied Gas Bottom Discharge (TPDIS model) -B06.rev_onboard tank to compressor - release)))

B06_onboard tank (secondary pump) to compressor - UVCE D9 ED (linked to Dense Gas Dispersion: Explosive mass - B06_onboard tank (secondary pump) to compressor -dispersion D9 (linked to Pool evaporation -B06_onboard tank (secondary pump) to compressor -evaporation D9 (linked to Liquefied Gas Bottom Discharge (TPDIS model) -B06.rev_onboard tank to compressor - release)))

B06_onboard tank (secondary pump) to compressor - UVCE E5 ED (linked to Dense Gas Dispersion: Explosive mass - B06_onboard tank (secondary pump) to compressor -dispersion E5 (linked to Pool evaporation -B06_onboard tank (secondary pump) to compressor -evaporation E5 (linked to Liquefied Gas Bottom Discharge (TPDIS model) -B06.rev_onboard tank to compressor - release)))

B06_onboard tank (secondary pump) to compressor - UVCE F2 ED (linked to Dense Gas Dispersion: Explosive mass - B06_onboard tank (secondary pump) to compressor -dispersion F2 (linked to Pool evaporation -B06_onboard tank (secondary pump) to compressor -evaporation F2 (linked to Liquefied Gas Bottom Discharge (TPDIS model) -B06.rev_onboard tank to compressor - release)))

Chemical name (DIPPR)

METHANE (DIPPR) METHANE (DIPPR) METHANE (DIPPR) METHANE (DIPPR)

Ambient pressure (bar)

1,0151 1,0151 1,0151 1,0151

Total mass in explosive range (kg)

1275,3 0 397,55 3675,8

Fraction of flammable cloud confined (%)

8 8 8 8

Curve number

5 (Medium deflagration) 5 (Medium deflagration) 5 (Medium deflagration) 5 (Medium deflagration)

Distance from release (Xd) (m)

50 50 50 50

Offset between release point and cloud centre (m)

118,94 0 0 161,08

Threshold overpressure (mbar)

160 160 160 160

X-coordinate of release (m)

0 0 0 0

Y-coordinate of release (m)

0 0 0 0

Predefined N N N N

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Ref: 02-901-188098-12141-Revision 2 Page E.320 of E.425

wind direction Wind comes from (North = 0 degrees) (deg)

0 0 0 0

Results

B06_onboard tank (secondary pump) to compressor - UVCE D3 ED (linked to Dense Gas Dispersion: Explosive mass - B06_onboard tank (secondary pump) to compressor -dispersion D3 (linked to Pool evaporation -B06_onboard tank (secondary pump) to compressor -evaporation D3 (linked to Liquefied Gas Bottom Discharge (TPDIS model) -B06.rev_onboard tank to compressor - release)))

B06_onboard tank (secondary pump) to compressor - UVCE D9 ED (linked to Dense Gas Dispersion: Explosive mass - B06_onboard tank (secondary pump) to compressor -dispersion D9 (linked to Pool evaporation -B06_onboard tank (secondary pump) to compressor -evaporation D9 (linked to Liquefied Gas Bottom Discharge (TPDIS model) -B06.rev_onboard tank to compressor - release)))

B06_onboard tank (secondary pump) to compressor - UVCE E5 ED (linked to Dense Gas Dispersion: Explosive mass - B06_onboard tank (secondary pump) to compressor -dispersion E5 (linked to Pool evaporation -B06_onboard tank (secondary pump) to compressor -evaporation E5 (linked to Liquefied Gas Bottom Discharge (TPDIS model) -B06.rev_onboard tank to compressor - release)))

B06_onboard tank (secondary pump) to compressor - UVCE F2 ED (linked to Dense Gas Dispersion: Explosive mass - B06_onboard tank (secondary pump) to compressor -dispersion F2 (linked to Pool evaporation -B06_onboard tank (secondary pump) to compressor -evaporation F2 (linked to Liquefied Gas Bottom Discharge (TPDIS model) -B06.rev_onboard tank to compressor - release)))

Confined mass in explosive range (kg)

102,03 0 31,804 294,07

Total combustion energy (MJ)

5104,4 -1E94 1591,2 14713

Peak overpressure at Xd (mbar)

90,116 -1E98 61,505 127,83

Peak dynamic pressure at Xd (mbar)

6,9186 -1E98 2,714 15,857

Pressure impulse at Xd (Pa*s)

338,56 -1E100 159,14 673,34

Positive phase duration at Xd (ms)

75,139 -1E103 51,75 105,34

Dist. from center mass of cloud atthreshold overpressure (m)

28,127 -1E100 19,071 40,028

Blast-wave shape at Xd

Pressure wave *** NOT INITIALIZED Pressure wave Pressure wave

Damage (general description) at Xd

Minor damage (Zone D: 3.5 - 17 kPa).

No damage or very minor damage

Minor damage (Zone D: 3.5 - 17 kPa).

Minor damage (Zone D: 3.5 - 17 kPa).

Damage to brick houses at Xd

Habitable after relatively easy repairs. Minor structural damage (3 kPa).

No damage or very minor damage

Habitable after relatively easy repairs. Minor structural damage (3 kPa).

Not habitable without major repair works. Partial roof failures, 25% of all brick walls have failed, serious

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Ref: 02-901-188098-12141-Revision 2 Page E.321 of E.425

damage to the remaining carrying elements. Damage to windowframes and doors (7-15 kPa).

Damage to typical American-style houses at Xd

Minor damage. Comparable to a damage due to a storm; wooden walls fail, breakage of windows (7-10 kPa).

No damage or very minor damage

No damage or very minor damage

Minor damage. Comparable to a damage due to a storm; wooden walls fail, breakage of windows (7-10 kPa).

Damage to structures (empirical) at Xd

Minor damage to steel frames (8-10 kPa). Connections between steel or aluminium ondulated plates have failed 7-14 kPa). The roof of a storage tank has collapsed (7 kPa).

No damage or very minor damage

No damage or very minor damage

Minor damage to steel frames (8-10 kPa). Connections between steel or aluminium ondulated plates have failed 7-14 kPa). The roof of a storage tank has collapsed (7 kPa).

Other information Main program Effects 8.1.8.6673 Chemical database DIPPR database Chemical source DIPPR Jan2010 Chemical source date 14/09/2010 Effects report created by ESLR2RH1F\andrea_silvasantos at 15/11/2013 9:52:57 PFIRE Case description: B06.REV PFIRE D3 RZ (linked to Pool evaporation - B06_onboard tank (secondary pump) to compressor - evaporation D3 (linked to Liquefied Gas Bottom Discharge (TPDIS model) - B06.rev_onboard tank to compressor - release)) Model: Pool fire version: 5.11 (21/11/2013) Reference: Yellow Book (CPR-14E), 3rd edition 1997, Paragraph 6.5.4 compared to: B06.REV PFIRE D9 RZ (linked to Pool evaporation - B06_onboard tank (secondary pump) to compressor - evaporation D9 (linked to Liquefied Gas Bottom Discharge (TPDIS model) - B06.rev_onboard tank to compressor - release)) compared to: B06.REV PFIRE E5 RZ (linked to Pool evaporation - B06_onboard tank (secondary pump) to compressor - evaporation E5 (linked to Liquefied Gas Bottom Discharge (TPDIS model) - B06.rev_onboard tank to compressor - release)) compared to: B06.REV PFIRE F2 RZ (linked to Pool evaporation - B06_onboard tank (secondary pump) to compressor - evaporation F2 (linked to Liquefied Gas Bottom Discharge (TPDIS model) - B06.rev_onboard tank to compressor - release)) Parameters

Inputs

B06.REV PFIRE D3 RZ (linked to Pool evaporation -B06_onboard tank (secondary pump) to compressor -evaporation D3 (linked to Liquefied Gas Bottom Discharge (TPDIS model) -B06.rev_onboard tank to compressor -release))

B06.REV PFIRE D9 RZ (linked to Pool evaporation -B06_onboard tank (secondary pump) to compressor -evaporation D9 (linked to Liquefied Gas Bottom Discharge (TPDIS model) -B06.rev_onboard tank to compressor -release))

B06.REV PFIRE E5 RZ (linked to Pool evaporation -B06_onboard tank (secondary pump) to compressor -evaporation E5 (linked to Liquefied Gas Bottom Discharge (TPDIS model) -B06.rev_onboard tank to compressor -release))

B06.REV PFIRE F2 RZ (linked to Pool evaporation -B06_onboard tank (secondary pump) to compressor -evaporation F2 (linked to Liquefied Gas Bottom Discharge (TPDIS model) -B06.rev_onboard tank to compressor -release))

Chemical name (DIPPR)

METHANE (DIPPR) METHANE (DIPPR) METHANE (DIPPR) METHANE (DIPPR)

Pool size determination

Confined Confined Confined Confined

Total mass released (kg)

1,3385E07 1,3385E07 1,3385E07 1,3385E07

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Ref: 02-901-188098-12141-Revision 2 Page E.322 of E.425

Mass flow rate of the source (kg/s)

27,262 40,827 33,206 24,358

Duration of the release (s)

1478,9 1542,9 1506,6 1398,3

Pool surface poolfire (m2)

1500 1500 1500 1500

Height of the observer position above ground level (m)

0 0 0 0

Height of the confined pool above ground level (m)

0 0 0 0

Hole diameter (mm)

Discharge coefficient (-)

Initial height of the liquid above release point (m)

Cross-sectional area of the tank (m2)

Pool thickness (mm)

Temperature of the pool (°C)

19 19 19 19

Pool burning rate

Calculate/Default Calculate/Default Calculate/Default Calculate/Default

Value of pool burning rate (kg/m2*s)

Fraction combustion heat radiated (%)

35 35 35 35

Soot Fraction Calculate/Default Calculate/Default Calculate/Default Calculate/Default Value of soot fraction (-)

Wind speed at 10 m height (m/s)

3 9 5 2

Ambient temperature (°C)

19 19 19 19

Ambient relative humidity (%)

75 75 75 75

Amount of CO2 in atmosphere (%)

0,03 0,03 0,03 0,03

Distance from the centre of the pool (m)

1000 1000 1000 1000

Exposure duration to heat radiation (s)

75 75 75 75

Take protective No No No No

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Ref: 02-901-188098-12141-Revision 2 Page E.323 of E.425

effects of clothing into account X-coordinate of release (m)

0 0 0 0

Y-coordinate of release (m)

0 0 0 0

Predefined wind direction

N N N N

Wind comes from (North = 0 degrees) (deg)

0 0 0 0

Calculate all contours for

Physical effects Physical effects Physical effects Physical effects

Heat radiation level (lowest) for first contour plot (kW/m2)

7,3 7,3 7,3 7,3

Heat radiation level for second contour plot (kW/m2)

9,3 9,3 9,3 9,3

Heat radiation level (highest) for third contour plot (kW/m2)

13,4 13,4 13,4 13,4

Percentage of mortality for contour calculations (%)

Results

B06.REV PFIRE D3 RZ (linked to Pool evaporation -B06_onboard tank (secondary pump) to compressor -evaporation D3 (linked to Liquefied Gas Bottom Discharge (TPDIS model) -B06.rev_onboard tank to compressor -release))

B06.REV PFIRE D9 RZ (linked to Pool evaporation -B06_onboard tank (secondary pump) to compressor -evaporation D9 (linked to Liquefied Gas Bottom Discharge (TPDIS model) -B06.rev_onboard tank to compressor -release))

B06.REV PFIRE E5 RZ (linked to Pool evaporation -B06_onboard tank (secondary pump) to compressor -evaporation E5 (linked to Liquefied Gas Bottom Discharge (TPDIS model) -B06.rev_onboard tank to compressor -release))

B06.REV PFIRE F2 RZ (linked to Pool evaporation -B06_onboard tank (secondary pump) to compressor -evaporation F2 (linked to Liquefied Gas Bottom Discharge (TPDIS model) -B06.rev_onboard tank to compressor -release))

Max Diameter of the Pool Fire (m)

43,702 43,702 43,702 43,702

Heat radiation at X (kW/m2)

0,016398 0,011267 0,013952 0,017793

Heat radiation first contour at (m)

84,309 82,074 84,474 81,666

Heat radiation second contour at (m)

76,635 76,577 77,95 73,607

Heat radiation third contour at (m)

65,297 68,964 68,43 61,726

Combustion rate (kg/s)

117 117 117 117

Duration of the 1,144E05 1,144E05 1,144E05 1,144E05

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pool fire (s) Heat emission from fire surface (kW/m2)

64,794 74,662 69,177 64,794

Flame tilt (deg) 41,709 56,97 49,28 35,336 View factor (%) 0,05588 0,032466 0,044003 0,060632 Atmospheric transmissivity (%)

45,291 46,484 45,836 45,291

Flame temperature (°C)

762,39 799,53 779,37 762,39

Height of the Flame (m)

50,24 39,95 45,199 50,24

Calculated pool surface area (m2)

1500 1500 1500 1500

Weight ratio of HCL/chemical (%)

0 0 0 0

Weight ratio of NO2/chemical (%)

0 0 0 0

Weight ratio of SO2/chemical (%)

0 0 0 0

Weight ratio of CO2/chemical (%)

274,4 274,4 274,4 274,4

Weight ratio of H2O/chemical (%)

224,69 224,69 224,69 224,69

Other information Main program Effects 8.1.8.6673 Chemical database DIPPR database Chemical source DIPPR Jan2010 Chemical source date 14/09/2010 Effects report created by ESLR2RH1F\andrea_silvasantos at 21/11/2013 9:04:29

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B.07 FLASHF Case description: B07_pump to ru - dispersion D3 (linked to Pool evaporation - B07_pump to RU - evaporation D3 (linked to Liquefied Gas Bottom Discharge (TPDIS model) - B07_pump to ru - release)) Model: Dense Gas Dispersion: Explosive mass version: 5.13 (20/06/2013) Reference: Yellow Book 3rd edition 1997 chapter 4; Ermak, D.L. User manual for SLAB Lawrence Livermore National Laboratory, June 1990 compared to: B07_pump to ru - dispersion D9 (linked to Pool evaporation - B07_pump to RU - evaporation D9 (linked to Liquefied Gas Bottom Discharge (TPDIS model) - B07_pump to ru - release)) compared to: B07_pump to ru - dispersion E5 (linked to Pool evaporation - B07_pump to RU - evaporation E5 (linked to Liquefied Gas Bottom Discharge (TPDIS model) - B07_pump to ru - release)) compared to: B07_pump to ru - dispersion F2 (linked to Pool evaporation - B07_pump to RU - evaporation F2 (linked to Liquefied Gas Bottom Discharge (TPDIS model) - B07_pump to ru - release)) Parameters

Inputs

B07_pump to ru - dispersion D3 (linked to Pool evaporation - B07_pump to RU - evaporation D3 (linked to Liquefied Gas Bottom Discharge (TPDIS model) - B07_pump to ru - release))

B07_pump to ru -dispersion D9 (linked to Pool evaporation -B07_pump to RU -evaporation D9 (linked to Liquefied Gas Bottom Discharge (TPDIS model) -B07_pump to ru -release))

B07_pump to ru -dispersion E5 (linked to Pool evaporation -B07_pump to RU -evaporation E5 (linked to Liquefied Gas Bottom Discharge (TPDIS model) -B07_pump to ru -release))

B07_pump to ru -dispersion F2 (linked to Pool evaporation -B07_pump to RU -evaporation F2 (linked to Liquefied Gas Bottom Discharge (TPDIS model) -B07_pump to ru -release))

Chemical name (DIPPR)

METHANE (DIPPR) METHANE (DIPPR) METHANE (DIPPR) METHANE (DIPPR)

Type of release Evaporating pool release

Evaporating pool release

Evaporating pool release

Evaporating pool release

Total mass released (kg)

3,6387E07 3,6387E07 3,6387E07 3,6387E07

Mass flow rate of the source (kg/s)

52,281 62,311 51,892 53,861

Duration of the release (s)

1068,6 1449,8 1350,9 882,95

Initial liquid mass fraction (%)

Fixed pool surface (m2)

662,01 798,37 638,49 701,78

Diameter of expanded jet (m)

Temperature after release (°C)

-161,49 -161,49 -161,49 -161,49

X-coordinate of release (m)

0 0 0 0

Y-coordinate of release (m)

0 0 0 0

Z-coordinate (height) of release (m)

Ambient temperature (°C)

19 19 19 19

Meteorological data

Pasquill Pasquill Pasquill Pasquill

Pasquill stability class

D (Neutral) D (Neutral) D (Neutral) D (Neutral)

Wind speed at 10 m height (m/s)

3 9 5 2

Inverse Monin-Obukhov length (1/L) (1/m)

Predefined wind direction

N N N N

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Project for a new LNG regasification facility to be located in the Marsaxlokk Bay – QRA PRELIMINARY REPORT

Ref: 02-901-188098-12141-Revision 2 Page E.326 of E.425

Wind comes from (North = 0 degrees) (deg)

0 0 0 0

Ambient relative humidity (%)

75 75 75 75

Roughness length description

Cultivated land Cultivated land Cultivated land Cultivated land

Time t after start release (s)

1800 1800 1800 1800

Concentration averaging time (s)

20 20 20 20

Resolution of the time consuming graphs

Low Low Low Low

Results

B07_pump to ru - dispersion D3 (linked to Pool evaporation - B07_pump to RU - evaporation D3 (linked to Liquefied Gas Bottom Discharge (TPDIS model) - B07_pump to ru - release))

B07_pump to ru -dispersion D9 (linked to Pool evaporation -B07_pump to RU -evaporation D9 (linked to Liquefied Gas Bottom Discharge (TPDIS model) -B07_pump to ru -release))

B07_pump to ru -dispersion E5 (linked to Pool evaporation -B07_pump to RU -evaporation E5 (linked to Liquefied Gas Bottom Discharge (TPDIS model) -B07_pump to ru -release))

B07_pump to ru -dispersion F2 (linked to Pool evaporation -B07_pump to RU -evaporation F2 (linked to Liquefied Gas Bottom Discharge (TPDIS model) -B07_pump to ru -release))

Explosive mass at time t (kg)

0 0 0 0

Height to LEL at time t (m)

0 0 0 0

Length of cloud (between LEL) at time t (m)

0 0 0 0

Width of cloud (between LEL) at time t (m)

0 0 0 0

Offset between release location and LEL at time t (m)

0 0 0 0

Maximum explosive mass (kg)

1834,7 190,3 669,32 4050,5

...at time tmem (s) 200 600 1200 800 Start time where 95% of maximum of explosive mass is reached (s)

95 95 95 165,8

Time where explosive mass starts decreasing below 95% of max (s)

1068,6 1449,8 1350,9 882,95

Length of cloud (between LEL) at time tmem (m)

191,4 72,008 120,8 261,48

Width of cloud (between LEL) at time tmem (m)

42,652 33,238 37,665 46,537

Offset between release location and LEL at time tmem (m)

-16,92 -16,21 -15,976 -17,729

Maximum area of 5968,9 1885,1 3410,2 9829,6

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Project for a new LNG regasification facility to be located in the Marsaxlokk Bay – QRA PRELIMINARY REPORT

Ref: 02-901-188098-12141-Revision 2 Page E.327 of E.425

explosive cloud (m2) ...at time tmac (s) 1068,6 1449,8 1350,9 882,95 Explosive mass at time tmac (kg)

1834,7 190,3 669,32 4050,5

Length of cloud (between LEL) at time tmac (m)

191,4 16,206 120,8 261,48

Width of cloud (between LEL) at time tmac (m)

42,652 30,5 37,665 46,537

Offset between release location and LEL at time tmac (m)

-16,92 -16,21 -15,976 -17,729

Offset between release centre and cloud centre at time tmac (m)

78,783 -8,1074 44,423 113,01

Inverse Monin-Obukhov length (1/L) used (1/m)

0 0 0 0

Other information Main program Effects 8.1.8.6673 Chemical database DIPPR database Chemical source DIPPR Jan2010 Chemical source date 14/09/2010 Effects report created by ESLR2RH1F\andrea_silvasantos at 21/11/2013 10:39:36 UVCE Case description: B07_pump to ru - uvce D3 Z1 (linked to Dense Gas Dispersion: Explosive mass - B07_pump to ru - dispersion D3 (linked to Pool evaporation - B07_pump to RU - evaporation D3 (linked to Liquefied Gas Bottom Discharge (TPDIS model) - B07_pump to ru - release))) Model: Explosion (Multi Energy model) version: 5.03 (22/11/2013) Reference: Yellow Book CPR14E 3rd Edition - Chapter 5: Vapour cloud explosions compared to: B07_pump to ru - uvce D3 Z2 (linked to Dense Gas Dispersion: Explosive mass - B07_pump to ru - dispersion D3 (linked to Pool evaporation - B07_pump to RU - evaporation D3 (linked to Liquefied Gas Bottom Discharge (TPDIS model) - B07_pump to ru - release))) compared to: B07_pump to ru - uvce D3 Z3 (linked to Dense Gas Dispersion: Explosive mass - B07_pump to ru - dispersion D3 (linked to Pool evaporation - B07_pump to RU - evaporation D3 (linked to Liquefied Gas Bottom Discharge (TPDIS model) - B07_pump to ru - release))) compared to: B07_pump to ru - uvce D9 Z1 (linked to Dense Gas Dispersion: Explosive mass - B07_pump to ru - dispersion D9 (linked to Pool evaporation - B07_pump to RU - evaporation D9 (linked to Liquefied Gas Bottom Discharge (TPDIS model) - B07_pump to ru - release))) compared to: B07_pump to ru - uvce D9 Z2 (linked to Dense Gas Dispersion: Explosive mass - B07_pump to ru - dispersion D9 (linked to Pool evaporation - B07_pump to RU - evaporation D9 (linked to Liquefied Gas Bottom Discharge (TPDIS model) - B07_pump to ru - release))) compared to: B07_pump to ru - uvce D9 Z3 (linked to Dense Gas Dispersion: Explosive mass - B07_pump to ru - dispersion D9 (linked to Pool evaporation - B07_pump to RU - evaporation D9 (linked to Liquefied Gas Bottom Discharge (TPDIS model) - B07_pump to ru - release))) compared to: B07_pump to ru - uvce E5 Z1 (linked to Dense Gas Dispersion: Explosive mass - B07_pump to ru - dispersion E5 (linked to Pool evaporation - B07_pump to RU - evaporation E5 (linked to Liquefied Gas Bottom Discharge (TPDIS model) - B07_pump to ru - release))) compared to: B07_pump to ru - uvce E5 Z2 (linked to Dense Gas Dispersion: Explosive mass - B07_pump to ru - dispersion E5 (linked to Pool evaporation - B07_pump to RU - evaporation E5 (linked to Liquefied Gas Bottom Discharge (TPDIS model) - B07_pump to ru - release))) compared to: B07_pump to ru - uvce E5 Z3 (linked to Dense Gas Dispersion: Explosive mass - B07_pump to ru - dispersion E5 (linked to Pool evaporation - B07_pump to RU - evaporation E5 (linked to Liquefied Gas Bottom Discharge (TPDIS model) - B07_pump to ru - release))) compared to: B07_pump to ru - uvce F2 Z1 (linked to Dense Gas Dispersion: Explosive mass - B07_pump to ru - dispersion F2 (linked to Pool evaporation - B07_pump to RU - evaporation F2 (linked to Liquefied Gas Bottom Discharge (TPDIS model) - B07_pump to ru - release)))

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Project for a new LNG regasification facility to be located in the Marsaxlokk Bay – QRA PRELIMINARY REPORT

Ref: 02-901-188098-12141-Revision 2 Page E.328 of E.425

compared to: B07_pump to ru - uvce F2 Z2 (linked to Dense Gas Dispersion: Explosive mass - B07_pump to ru - dispersion F2 (linked to Pool evaporation - B07_pump to RU - evaporation F2 (linked to Liquefied Gas Bottom Discharge (TPDIS model) - B07_pump to ru - release))) compared to: B07_pump to ru - uvce F2 Z3 (linked to Dense Gas Dispersion: Explosive mass - B07_pump to ru - dispersion F2 (linked to Pool evaporation - B07_pump to RU - evaporation F2 (linked to Liquefied Gas Bottom Discharge (TPDIS model) - B07_pump to ru - release))) Parameters

Inputs

B07_pump to ru -uvce D3 Z1 (linked to Dense Gas Dispersion: Explosive mass -B07_pump to ru -dispersion D3 (linked to Pool evaporation -B07_pump to RU -evaporation D3 (linked to Liquefied Gas Bottom Discharge (TPDIS model) - B07_pump to ru -release)))

B07_pump to ru - uvce D3 Z2 (linked to Dense Gas Dispersion: Explosive mass - B07_pump to ru - dispersion D3 (linked to Pool evaporation - B07_pump to RU - evaporation D3 (linked to Liquefied Gas Bottom Discharge (TPDIS model) - B07_pump to ru - release)))

B07_pump to ru -uvce D3 Z3 (linked to Dense Gas Dispersion: Explosive mass -B07_pump to ru -dispersion D3 (linked to Pool evaporation -B07_pump to RU -evaporation D3 (linked to Liquefied Gas Bottom Discharge (TPDIS model) - B07_pump to ru -release)))

B07_pump to ru -uvce D9 Z1 (linked to Dense Gas Dispersion: Explosive mass -B07_pump to ru -dispersion D9 (linked to Poolevaporation -B07_pump to RU -evaporation D9 (linked to Liquefied Gas Bottom Discharge (TPDIS model) - B07_pump to ru -release)))

B07_pump to ru - uvce D9 Z2 (linked to Dense Gas Dispersion: Explosive mass - B07_pump to ru - dispersion D9 (linked to Pool evaporation - B07_pump to RU - evaporation D9 (linked to Liquefied Gas Bottom Discharge (TPDIS model) - B07_pump to ru - release)))

B07_pump to ru -uvce D9 Z3 (linked to Dense Gas Dispersion: Explosive mass -B07_pump to ru -dispersion D9 (linked to Pool evaporation -B07_pump to RU -evaporation D9 (linked to Liquefied Gas Bottom Discharge (TPDIS model) - B07_pump to ru -release)))

B07_pump to ru - uvce E5 Z1 (linked to Dense Gas Dispersion: Explosive mass - B07_pump to ru - dispersion E5 (linked to Pool evaporation - B07_pump to RU - evaporation E5 (linked to Liquefied Gas Bottom Discharge (TPDIS model) - B07_pump to ru - release)))

B07_pump to ru - uvce E5 Z2 (linked to Dense Gas Dispersion: Explosive mass -B07_pump to ru - dispersion E5 (linked to Pool evaporation -B07_pump to RU -evaporation E5 (linked to Liquefied Gas Bottom Discharge (TPDIS model) -B07_pump to ru - release)))

B07_pump to ru - uvce E5 Z3 (linked to Dense Gas Dispersion: Explosive mass -B07_pump to ru - dispersion E5 (linked to Pool evaporation -B07_pump to RU -evaporation E5 (linked to Liquefied Gas Bottom Discharge (TPDIS model) -B07_pump to ru - release)))

B07_pump to ru -uvce F2 Z1 (linked to Dense Gas Dispersion: Explosive mass -B07_pump to ru -dispersion F2 (linked to Pool evaporation -B07_pump to RU -evaporation F2 (linked to Liquefied Gas Bottom Discharge (TPDIS model) -B07_pump to ru -release)))

B07_pump to ru -uvce F2 Z2 (linked to Dense Gas Dispersion: Explosive mass -B07_pump to ru -dispersion F2 (linked to Pool evaporation -B07_pump to RU -evaporation F2 (linked to Liquefied Gas Bottom Discharge (TPDIS model) -B07_pump to ru -release)))

B07_pump to ru -uvce F2 Z3 (linked to Dense Gas Dispersion: Explosive mass -B07_pump to ru -dispersion F2 (linked to Pool evaporation -B07_pump to RU -evaporation F2 (linked to Liquefied Gas Bottom Discharge (TPDIS model) -B07_pump to ru -release)))

Chemical name (DIPPR)

METHANE (DIPPR)

METHANE (DIPPR)

METHANE (DIPPR)

METHANE (DIPPR)

METHANE (DIPPR)

METHANE (DIPPR)

METHANE (DIPPR)

METHANE (DIPPR)

METHANE (DIPPR)

METHANE (DIPPR)

METHANE (DIPPR)

METHANE (DIPPR)

Ambient pressure (bar)

1,0151 1,0151 1,0151 1,0151 1,0151 1,0151 1,0151 1,0151 1,0151 1,0151 1,0151 1,0151

Total mass in explosive range (kg)

1834,7 1834,7 1834,7 190,3 190,3 190,3 669,32 669,32 669,32 4050,5 4050,5 4050,5

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Project for a new LNG regasification facility to be located in the Marsaxlokk Bay – QRA PRELIMINARY REPORT

Ref: 02-901-188098-12141-Revision 2 Page E.329 of E.425

Fraction of flammable cloud confined (%)

8 8 8 8 8 8 8 8 8 8 8 8

Curve number

5 (Medium deflagration)

5 (Medium deflagration)

5 (Medium deflagration)

5 (Medium deflagration)

5 (Medium deflagration)

5 (Medium deflagration)

5 (Medium deflagration)

5 (Medium deflagration)

5 (Medium deflagration)

5 (Medium deflagration)

5 (Medium deflagration)

5 (Medium deflagration)

Distance from release (Xd) (m)

50 50 50 50 50 50 50 50 50 50 50 50

Offset between release point and cloud centre (m)

78,783 78,783 78,783 -8,1074 -8,1074 -8,1074 44,423 44,423 44,423 113,01 113,01 113,01

Threshold overpressure (mbar)

170 360 900 170 360 900 170 360 900 170 360 900

X-coordinate of release (m)

0 0 0 0 0 0 0 0 0 0 0 0

Y-coordinate of release (m)

0 0 0 0 0 0 0 0 0 0 0 0

Predefined wind direction

N N N N N N N N N N N N

Wind comes from (North = 0 degrees) (deg)

0 0 0 0 0 0 0 0 0 0 0 0

Results

B07_pump to ru -uvce D3 Z1 (linked to Dense Gas Dispersion:

B07_pump to ru - uvce D3 Z2 (linked to Dense Gas Dispersion:

B07_pump to ru -uvce D3 Z3 (linked to Dense Gas Dispersion:

B07_pump to ru -uvce D9 Z1 (linked to Dense Gas Dispersion:

B07_pump to ru - uvce D9 Z2 (linked to Dense Gas Dispersion:

B07_pump to ru -uvce D9 Z3 (linked to Dense Gas Dispersion:

B07_pump to ru - uvce E5 Z1 (linked to Dense Gas Dispersion: Explosiv

B07_pump to ru - uvce E5 Z2 (linked to Dense Gas Dispersion: Explosiv

B07_pump to ru - uvce E5 Z3 (linked to Dense Gas Dispersion: Explosiv

B07_pump to ru -uvce F2 Z1 (linked to Dense Gas Dispersion: Explosive mass -B07_pum

B07_pump to ru -uvce F2 Z2 (linked to Dense Gas Dispersion: Explosive mass -B07_pum

B07_pump to ru -uvce F2 Z3 (linked to Dense Gas Dispersion: Explosive mass -B07_pum

Page 330: CONSEQUENCE CALCULATIONS - Environment and … DPS_QRA Annex E... · CONSEQUENCE CALCULATIONS B.01a - GAS TANKER (RELEASE ON WATER) RELEASE Case description: B01a_TANK_G1_RELEASE

Project for a new LNG regasification facility to be located in the Marsaxlokk Bay – QRA PRELIMINARY REPORT

Ref: 02-901-188098-12141-Revision 2 Page E.330 of E.425

Explosive mass -B07_pump to ru -dispersion D3 (linked to Pool evaporation -B07_pump to RU -evaporation D3 (linked to Liquefied Gas Bottom Discharge (TPDIS model) - B07_pump to ru -release)))

Explosive mass - B07_pump to ru - dispersion D3 (linked to Pool evaporation - B07_pump to RU - evaporation D3 (linked to Liquefied Gas Bottom Discharge (TPDIS model) - B07_pump to ru - release)))

Explosive mass -B07_pump to ru -dispersion D3 (linked to Pool evaporation -B07_pump to RU -evaporation D3 (linked to Liquefied Gas Bottom Discharge (TPDIS model) - B07_pump to ru -release)))

Explosive mass -B07_pump to ru -dispersion D9 (linked to Pool evaporation -B07_pump to RU -evaporation D9 (linked to Liquefied Gas Bottom Discharge (TPDIS model) - B07_pump to ru -release)))

Explosive mass - B07_pump to ru - dispersion D9 (linked to Pool evaporation - B07_pump to RU - evaporation D9 (linked to Liquefied Gas Bottom Discharge (TPDIS model) - B07_pump to ru - release)))

Explosive mass -B07_pump to ru -dispersion D9 (linked to Pool evaporation -B07_pump to RU -evaporation D9 (linked to Liquefied Gas Bottom Discharge (TPDIS model) - B07_pump to ru -release)))

e mass - B07_pump to ru - dispersion E5 (linked to Pool evaporation - B07_pump to RU - evaporation E5 (linked to Liquefied Gas Bottom Discharge (TPDIS model) - B07_pump to ru - release)))

e mass -B07_pump to ru - dispersion E5 (linked to Pool evaporation -B07_pump to RU -evaporation E5 (linked to Liquefied Gas Bottom Discharge (TPDIS model) -B07_pump to ru- release)))

e mass -B07_pump to ru - dispersion E5 (linked to Pool evaporation -B07_pump to RU -evaporation E5 (linked to Liquefied Gas Bottom Discharge (TPDIS model) -B07_pump to ru - release)))

p to ru -dispersion F2 (linked to Pool evaporation -B07_pump to RU -evaporation F2 (linked to Liquefied Gas Bottom Discharge (TPDIS model) -B07_pump to ru -release)))

p to ru -dispersion F2 (linked to Pool evaporation -B07_pump to RU -evaporation F2 (linked to Liquefied Gas Bottom Discharge (TPDIS model) -B07_pump to ru -release)))

p to ru -dispersion F2 (linked to Pool evaporation -B07_pump to RU -evaporation F2 (linked to Liquefied Gas Bottom Discharge (TPDIS model) -B07_pump to ru -release)))

Confined mass in explosive range (kg)

146,77 146,77 146,77 15,224 15,224 15,224 53,546 53,546 53,546 324,04 324,04 324,04

Total combustion energy (MJ)

7343,2 7343,2 7343,2 761,68 761,68 761,68 2679 2679 2679 16212 16212 16212

Peak overpressure at Xd (mbar)

101,67 101,67 101,67 48,747 48,747 48,747 73,026 73,026 73,026 132,22 132,22 132,22

Peak dynamic pressure at Xd (mbar)

9,2877 9,2877 9,2877 1,4994 1,4994 1,4994 4,1851 4,1851 4,1851 17,037 17,037 17,037

Pressure impulse at Xd (Pa*s)

429,45 429,45 429,45 100,16 100,16 100,16 223,17 223,17 223,17 717,99 717,99 717,99

Positive phase duration at Xd

84,475 84,475 84,475 41,096 41,096 41,096 61,121 61,121 61,121 108,6 108,6 108,6

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Project for a new LNG regasification facility to be located in the Marsaxlokk Bay – QRA PRELIMINARY REPORT

Ref: 02-901-188098-12141-Revision 2 Page E.331 of E.425

(ms) Dist. from center mass of cloud at threshold overpressure (m)

29,856 -1E100 -1E100 14,028 -1E100 -1E100 21,333 -1E100 -1E100 38,876 -1E100 -1E100

Blast-wave shape at Xd

Pressure wave

Pressure wave

Pressure wave

Pressure wave

Pressure wave

Pressure wave

Pressure wave

Pressure wave

Pressure wave

Pressure wave

Pressure wave

Pressure wave

Damage (general description) at Xd

Minor damage (Zone D: 3.5 -17 kPa).

Minor damage (Zone D: 3.5 - 17 kPa).

Minor damage (Zone D: 3.5 -17 kPa).

Minor damage (Zone D: 3.5 -17 kPa).

Minor damage (Zone D: 3.5 - 17 kPa).

Minor damage (Zone D: 3.5 -17 kPa).

Minor damage (Zone D: 3.5 - 17 kPa).

Minor damage (Zone D: 3.5 - 17 kPa).

Minor damage (Zone D: 3.5 - 17 kPa).

Minor damage (Zone D: 3.5 - 17 kPa).

Minor damage (Zone D: 3.5 - 17 kPa).

Minor damage (Zone D: 3.5 - 17 kPa).

Damage to brick houses at Xd

Habitable after relatively easy repairs. Minor structural damage (3 kPa).

Habitable after relatively easy repairs. Minor structural damage (3 kPa).

Habitable after relatively easy repairs. Minor structural damage (3 kPa).

Habitable after relatively easy repairs. Minor structural damage (3 kPa).

Habitable after relatively easy repairs. Minor structural damage (3 kPa).

Habitable after relatively easy repairs. Minor structural damage (3 kPa).

Habitable after relatively easy repairs. Minor structural damage (3 kPa).

Habitable after relatively easy repairs. Minor structural damage (3 kPa).

Habitable after relatively easy repairs. Minor structural damage (3 kPa).

Not habitable without major repair works. Partial roof failures, 25% of all brick walls have failed, serious damage to the remaining carrying elements. Damage to windowframes and doors (7-15 kPa).

Not habitable without major repair works. Partial roof failures, 25% of all brick walls have failed, serious damage to the remaining carrying elements. Damage to windowframes and doors (7-15 kPa).

Not habitable without major repair works. Partial roof failures, 25% of all brick walls have failed, serious damage to the remaining carrying elements. Damage to windowframes and doors (7-15 kPa).

Damage to typical American-style houses at Xd

Minor damage. Comparable to a damage due to a storm; wooden walls fail, breaka

Minor damage. Comparable to a damage due to a storm; wooden walls fail, breaka

Minor damage. Comparable to a damage due to a storm; wooden walls fail, breaka

No damage or very minor damage

No damage or very minor damage

No damage or very minor damage

Minor damage. Comparable to a damage due to a storm; wooden walls fail, breakage of windows (7-10

Minor damage. Comparable to a damage due to a storm; wooden walls fail, breakage of windows (7-10

Minor damage. Comparable to a damage due to a storm; wooden walls fail, breakage of windows (7-10

Minor damage. Comparable to a damage due to a storm; wooden walls fail, breakage of windows (7-10 kPa).

Minor damage. Comparable to a damage due to a storm; wooden walls fail, breakage of windows (7-10 kPa).

Minor damage. Comparable to a damage due to a storm; wooden walls fail, breakage of windows (7-10 kPa).

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Project for a new LNG regasification facility to be located in the Marsaxlokk Bay – QRA PRELIMINARY REPORT

Ref: 02-901-188098-12141-Revision 2 Page E.332 of E.425

ge of windows (7-10 kPa).

ge of windows (7-10 kPa).

ge of windows (7-10 kPa).

kPa). kPa). kPa).

Damage to structures (empirical) at Xd

Minor damage to steel frames (8-10 kPa). Connections between steel or aluminium ondulated plates have failed 7-14 kPa). The roof of a storage tank has collapsed (7 kPa).

Minor damage to steel frames (8-10 kPa). Connections between steel or aluminium ondulated plates have failed 7-14 kPa). The roof of a storage tank has collapsed (7 kPa).

Minor damage to steel frames (8-10 kPa). Connections between steel or aluminium ondulated plates have failed 7-14 kPa). The roof of a storage tank has collapsed (7 kPa).

No damage or very minor damage

No damage or very minor damage

No damage or very minor damage

Connections between steel or aluminium ondulated plates have failed 7-14 kPa). The roof of a storage tank has collapsed (7 kPa).

Connections between steel or aluminium ondulated plates have failed 7-14 kPa). The roof of a storage tank has collapsed (7 kPa).

Connections between steel or aluminium ondulated plates have failed 7-14 kPa). The roof of a storage tank has collapsed (7 kPa).

Minor damage to steel frames (8-10 kPa). Connections between steel or aluminium ondulated plates have failed 7-14 kPa). The roof of a storage tank has collapsed (7 kPa).

Minor damage to steel frames (8-10 kPa). Connections between steel or aluminium ondulated plates have failed 7-14 kPa). The roof of a storage tank has collapsed (7 kPa).

Minor damage to steel frames (8-10 kPa). Connections between steel or aluminium ondulated plates have failed 7-14 kPa). The roof of a storage tank has collapsed (7 kPa).

Other information Main program Effects 8.1.8.6673 Chemical database DIPPR database Chemical source DIPPR Jan2010 Chemical source date 14/09/2010 Effects report created by ESLR2RH1F\andrea_silvasantos at 22/11/2013 11:30:38 UVCE ED Case description: B07_pump to ru - uvce D3 ED (linked to Dense Gas Dispersion: Explosive mass - B07_pump to ru - dispersion D3 (linked to Pool evaporation - B07_pump to RU - evaporation D3 (linked to Liquefied Gas Bottom Discharge (TPDIS model) - B07_pump to ru - release))) Model: Explosion (Multi Energy model) version: 5.03 (15/11/2013) Reference: Yellow Book CPR14E 3rd Edition - Chapter 5: Vapour cloud explosions compared to: B07_pump to ru - uvce D9 ED (linked to Dense Gas Dispersion: Explosive mass - B07_pump to ru - dispersion D9 (linked to Pool evaporation - B07_pump to RU - evaporation D9 (linked to Liquefied Gas Bottom Discharge (TPDIS model) - B07_pump to ru - release))) compared to: B07_pump to ru - uvce E5 ED (linked to Dense Gas Dispersion: Explosive mass - B07_pump to ru - dispersion E5 (linked to Pool evaporation - B07_pump to RU - evaporation E5 (linked to Liquefied Gas Bottom Discharge (TPDIS model) - B07_pump to ru - release))) compared to: B07_pump to ru - uvce F2 ED (linked to Dense Gas Dispersion: Explosive mass - B07_pump to ru - dispersion F2 (linked to Pool evaporation - B07_pump to RU - evaporation F2 (linked to Liquefied Gas Bottom Discharge (TPDIS model) - B07_pump to ru - release))) Parameters

Inputs

B07_pump to ru - uvce D3 ED (linked to Dense Gas Dispersion: Explosive mass -B07_pump to ru -

B07_pump to ru - uvce D9 ED (linked to Dense Gas Dispersion: Explosive mass - B07_pump to ru -

B07_pump to ru - uvce E5 ED (linked to Dense Gas Dispersion: Explosive mass -B07_pump to ru -

B07_pump to ru - uvce F2 ED (linked to Dense Gas Dispersion: Explosive mass - B07_pump to ru -dispersion F2 (linked to

Page 333: CONSEQUENCE CALCULATIONS - Environment and … DPS_QRA Annex E... · CONSEQUENCE CALCULATIONS B.01a - GAS TANKER (RELEASE ON WATER) RELEASE Case description: B01a_TANK_G1_RELEASE

Project for a new LNG regasification facility to be located in the Marsaxlokk Bay – QRA PRELIMINARY REPORT

Ref: 02-901-188098-12141-Revision 2 Page E.333 of E.425

dispersion D3 (linked to Pool evaporation -B07_pump to RU -evaporation D3 (linked to Liquefied Gas Bottom Discharge (TPDIS model) -B07_pump to ru -release)))

dispersion D9 (linked to Pool evaporation - B07_pump to RU - evaporation D9 (linked to Liquefied Gas Bottom Discharge (TPDIS model) - B07_pump to ru - release)))

dispersion E5 (linked to Pool evaporation -B07_pump to RU -evaporation E5 (linked to Liquefied Gas Bottom Discharge (TPDIS model) - B07_pump to ru - release)))

Pool evaporation -B07_pump to RU -evaporation F2 (linked to Liquefied Gas Bottom Discharge (TPDIS model) - B07_pump to ru -release)))

Chemical name (DIPPR)

METHANE (DIPPR) METHANE (DIPPR) METHANE (DIPPR) METHANE (DIPPR)

Ambient pressure (bar)

1,0151 1,0151 1,0151 1,0151

Total mass in explosive range (kg)

1834,7 190,3 669,32 4050,5

Fraction of flammable cloud confined (%)

8 8 8 8

Curve number 5 (Medium deflagration)

5 (Medium deflagration)

5 (Medium deflagration) 5 (Medium deflagration)

Distance from release (Xd) (m)

50 50 50 50

Offset between release point and cloud centre (m)

78,783 -8,1074 44,423 113,01

Threshold overpressure (mbar)

160 160 160 160

X-coordinate of release (m)

0 0 0 0

Y-coordinate of release (m)

0 0 0 0

Predefined wind direction

N N N N

Wind comes from (North = 0 degrees) (deg)

0 0 0 0

Results

B07_pump to ru - uvce D3 ED (linked to Dense Gas Dispersion: Explosive mass -B07_pump to ru -dispersion D3 (linked to Pool evaporation -B07_pump to RU -evaporation D3 (linked to Liquefied Gas Bottom Discharge (TPDIS model) -B07_pump to ru -release)))

B07_pump to ru - uvce D9 ED (linked to Dense Gas Dispersion: Explosive mass - B07_pump to ru - dispersion D9 (linked to Pool evaporation - B07_pump to RU - evaporation D9 (linked to Liquefied Gas Bottom Discharge (TPDIS model) - B07_pump to ru - release)))

B07_pump to ru - uvce E5 ED (linked to Dense Gas Dispersion: Explosive mass -B07_pump to ru -dispersion E5 (linked to Pool evaporation -B07_pump to RU -evaporation E5 (linked to Liquefied Gas Bottom Discharge (TPDIS model) - B07_pump to ru - release)))

B07_pump to ru - uvce F2 ED (linked to Dense Gas Dispersion: Explosive mass - B07_pump to ru -dispersion F2 (linked to Pool evaporation -B07_pump to RU -evaporation F2 (linked to Liquefied Gas Bottom Discharge (TPDIS model) - B07_pump to ru -release)))

Confined mass in explosive range (kg)

146,77 15,224 53,546 324,04

Total combustion energy (MJ)

7343,2 761,68 2679 16212

Peak 101,67 48,747 73,026 132,22

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overpressure at Xd (mbar) Peak dynamic pressure at Xd (mbar)

9,2877 1,4994 4,1851 17,037

Pressure impulse at Xd (Pa*s)

429,45 100,16 223,17 717,99

Positive phase duration at Xd (ms)

84,475 41,096 61,121 108,6

Dist. from center mass of cloud at threshold overpressure (m)

31,752 14,919 22,688 41,344

Blast-wave shape at Xd

Pressure wave Pressure wave Pressure wave Pressure wave

Damage (general description) at Xd

Minor damage (Zone D: 3.5 - 17 kPa).

Minor damage (Zone D: 3.5 - 17 kPa).

Minor damage (Zone D: 3.5 - 17 kPa).

Minor damage (Zone D: 3.5 - 17 kPa).

Damage to brick houses at Xd

Habitable after relatively easy repairs. Minor structural damage (3 kPa).

Habitable after relatively easy repairs. Minor structural damage (3 kPa).

Habitable after relatively easy repairs. Minor structural damage (3 kPa).

Not habitable without major repair works. Partial roof failures, 25% of all brick walls have failed, serious damage to the remaining carrying elements. Damage to windowframes and doors (7-15 kPa).

Damage to typical American-style houses at Xd

Minor damage. Comparable to a damage due to a storm; wooden walls fail, breakage of windows (7-10 kPa).

No damage or very minor damage

Minor damage. Comparable to a damage due to a storm; wooden walls fail, breakage of windows (7-10 kPa).

Minor damage. Comparable to a damage due to a storm; wooden walls fail, breakage of windows (7-10 kPa).

Damage to structures (empirical) at Xd

Minor damage to steel frames (8-10 kPa). Connections between steel or aluminium ondulated plates have failed 7-14 kPa). The roof of a storage tank has collapsed (7 kPa).

No damage or very minor damage

Connections between steel or aluminium ondulated plates have failed 7-14 kPa). The roof of a storage tank has collapsed (7 kPa).

Minor damage to steel frames (8-10 kPa). Connections between steel or aluminium ondulated plates have failed 7-14 kPa). The roof of a storage tank has collapsed (7 kPa).

Other information Main program Effects 8.1.8.6673 Chemical database DIPPR database Chemical source DIPPR Jan2010 Chemical source date 14/09/2010 Effects report created by ESLR2RH1F\andrea_silvasantos at 15/11/2013 9:55:57 PFIRE Case description: B07_pump to RU - PFIRE D3 RZ (linked to Liquefied Gas Bottom Discharge (TPDIS model) - B07_pump to ru - release) Model: Pool fire version: 5.11 (21/11/2013) Reference: Yellow Book (CPR-14E), 3rd edition 1997, Paragraph 6.5.4 compared to: B07_pump to RU - PFIRE D9 RZ (linked to Liquefied Gas Bottom Discharge (TPDIS model) - B07_pump to ru - release)

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Project for a new LNG regasification facility to be located in the Marsaxlokk Bay – QRA PRELIMINARY REPORT

Ref: 02-901-188098-12141-Revision 2 Page E.335 of E.425

compared to: B07_pump to RU - PFIRE E5 RZ (linked to Liquefied Gas Bottom Discharge (TPDIS model) - B07_pump to ru - release) compared to: B07_pump to RU - PFIRE F2 RZ (linked to Liquefied Gas Bottom Discharge (TPDIS model) - B07_pump to ru - release) Parameters

Inputs

B07_pump to RU -PFIRE D3 RZ (linked to Liquefied Gas Bottom Discharge (TPDIS model) - B07_pump to ru - release)

B07_pump to RU -PFIRE D9 RZ (linked to Liquefied Gas Bottom Discharge (TPDIS model) - B07_pump to ru - release)

B07_pump to RU -PFIRE E5 RZ (linked to Liquefied Gas Bottom Discharge (TPDIS model) - B07_pump to ru - release)

B07_pump to RU -PFIRE F2 RZ (linked to Liquefied Gas Bottom Discharge (TPDIS model) - B07_pump to ru - release)

Chemical name (DIPPR)

METHANE (DIPPR) METHANE (DIPPR) METHANE (DIPPR) METHANE (DIPPR)

Pool size determination

Confined Confined Confined Confined

Total mass released (kg)

3,6387E07 3,6387E07 3,6387E07 3,6387E07

Mass flow rate of the source (kg/s)

539,25 539,25 539,25 539,25

Duration of the release (s)

1800 1800 1800 1800

Pool surface poolfire (m2)

1500 1500 1500 1500

Height of the observer position above ground level (m)

0 0 0 0

Height of the confined pool above ground level (m)

0 0 0 0

Hole diameter (mm)

152,4 152,4 152,4 152,4

Discharge coefficient (-)

1 1 1 1

Initial height of the liquid above release point (m)

Cross-sectional area of the tank (m2)

Pool thickness (mm)

Temperature of the pool (°C)

19 19 19 19

Pool burning rateCalculate/Default Calculate/Default Calculate/Default Calculate/Default Value of pool burning rate (kg/m2*s)

Fraction combustion heat radiated (%)

35 35 35 35

Soot Fraction Calculate/Default Calculate/Default Calculate/Default Calculate/Default Value of soot fraction (-)

Wind speed at 10 m height (m/s)

3 9 5 2

Ambient temperature (°C)

19 19 19 19

Ambient relative humidity (%)

75 75 75 75

Amount of CO2 0,03 0,03 0,03 0,03

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Ref: 02-901-188098-12141-Revision 2 Page E.336 of E.425

in atmosphere (%) Distance from the centre of the pool (m)

1000 1000 1000 1000

Exposure duration to heat radiation (s)

75 75 75 75

Take protective effects of clothing into account

No No No No

X-coordinate ofrelease (m)

0 0 0 0

Y-coordinate of release (m)

0 0 0 0

Predefined wind direction

N N N N

Wind comes from (North = 0 degrees) (deg)

0 0 0 0

Calculate all contours for

Physical effects Physical effects Physical effects Physical effects

Heat radiation level (lowest) for first contour plot (kW/m2)

7,3 7,3 7,3 7,3

Heat radiation level for second contour plot (kW/m2)

9,3 9,3 9,3 9,3

Heat radiation level (highest) for third contour plot (kW/m2)

13,4 13,4 13,4 13,4

Percentage of mortality for contour calculations (%)

Results

B07_pump to RU -PFIRE D3 RZ (linked to Liquefied Gas Bottom Discharge (TPDIS model) - B07_pump to ru - release)

B07_pump to RU -PFIRE D9 RZ (linked to Liquefied Gas Bottom Discharge (TPDIS model) - B07_pump to ru - release)

B07_pump to RU -PFIRE E5 RZ (linked to Liquefied Gas Bottom Discharge (TPDIS model) - B07_pump to ru - release)

B07_pump to RU -PFIRE F2 RZ (linked to Liquefied Gas Bottom Discharge (TPDIS model) - B07_pump to ru - release)

Max Diameter of the Pool Fire (m)

43,702 43,702 43,702 43,702

Heat radiation at X (kW/m2)

0,016398 0,011267 0,013952 0,017793

Heat radiation first contour at (m)

84,309 82,074 84,474 81,666

Heat radiation second contour at (m)

76,635 76,577 77,95 73,607

Heat radiation third contour at (m)

65,297 68,964 68,43 61,726

Combustion rate (kg/s)

117 117 117 117

Duration of the pool fire (s)

3,11E05 3,11E05 3,11E05 3,11E05

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Ref: 02-901-188098-12141-Revision 2 Page E.337 of E.425

Heat emission from fire surface (kW/m2)

64,794 74,662 69,177 64,794

Flame tilt (deg) 41,709 56,97 49,28 35,336 View factor (%) 0,05588 0,032466 0,044003 0,060632 Atmospheric transmissivity (%)

45,291 46,484 45,836 45,291

Flame temperature (°C)

762,39 799,53 779,37 762,39

Height of the Flame (m)

50,24 39,95 45,199 50,24

Calculated poolsurface area (m2)

1500 1500 1500 1500

Weight ratio of HCL/chemical (%)

0 0 0 0

Weight ratio of NO2/chemical (%)

0 0 0 0

Weight ratio of SO2/chemical (%)

0 0 0 0

Weight ratio of CO2/chemical (%)

274,4 274,4 274,4 274,4

Weight ratio of H2O/chemical (%)

224,69 224,69 224,69 224,69

Other information Main program Effects 8.1.8.6673 Chemical database DIPPR database Chemical source DIPPR Jan2010 Chemical source date 14/09/2010 Effects report created by ESLR2RH1F\andrea_silvasantos at 21/11/2013 9:06:59

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Ref: 02-901-188098-12141-Revision 2 Page E.338 of E.425

B.08.REV JFIRE Case description: B08_rev_vaporizer - JFIRE D3 pnew Model: Gas Jet Fire (Chamberlain model) version: 5.12 (04/11/2013) Reference: Chamberlain, G.A., Development in design methods for predicting thermal radiation from flares~Chem. Eng. Res. Des. Vol.65 July 1987 pagina 299 - 309~ compared to: B08_rev_vaporizer - JFIRE D9 pnew compared to: B08_rev_vaporizer - JFIRE E5 pnew compared to: B08_rev_vaporizer - JFIRE F2 pnew Parameters

Inputs B08_rev_vaporizer - JFIRE D3 pnew

B08_rev_vaporizer -JFIRE D9 pnew

B08_rev_vaporizer -JFIRE E5 pnew

B08_rev_vaporizer -JFIRE F2 pnew

Chemical name (DIPPR)

METHANE (DIPPR) METHANE (DIPPR) METHANE (DIPPR) METHANE (DIPPR)

Type of release Release through hole in vessel

Release through hole in vessel

Release through hole in vessel

Release through hole in vessel

Pipeline length (m) Pipeline diameter (mm) Pipeline roughness (mm)

Hole diameter (inch) 1,5 1,5 1,5 1,5 Hole rounding Rounded edges Rounded edges Rounded edges Rounded edges Discharge coefficient (-)

1 1 1 1

Initial temperature in vessel (°C)

-150 -150 -150 -150

Initial (absolute) pressure in vessel (bar)

45 45 45 45

Outflow angle in XZ plane (0°=horizontal; 90°=vertical) (deg)

0 0 0 0

Release height (Stack height) (m)

1 1 1 1

Wind speed at 10 m height (m/s)

3 9 5 2

Ambient temperature (°C)

19 19 19 19

Ambient relative humidity (%)

75 75 75 75

Flame temperature (K) 1500 1500 1500 1500 Amount of CO2 in atmosphere (%)

0,03 0,03 0,03 0,03

Percentage of the flame covered by soot (%)

0 0 0 0

Distance from release (Xd) (m)

100 100 100 100

X-coordinate of release (m)

0 0 0 0

Y-coordinate of release (m)

0 0 0 0

Predefined wind direction

N N N N

Wind comes from (North = 0 degrees) (deg)

0 0 0 0

Results B08_rev_vaporizer - JFIRE D3 pnew

B08_rev_vaporizer -JFIRE D9 pnew

B08_rev_vaporizer -JFIRE E5 pnew

B08_rev_vaporizer -JFIRE F2 pnew

Initial source strength (kg/s)

43,226 43,226 43,226 43,226

Type of flow of the jet Choked flow Choked flow Choked flow Choked flow

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Exit velocity of expanding jet (m/s)

559,36 559,36 559,36 559,36

Angle between hole and flame axis (alpha) (deg)

0 0 0 0

Frustum lift off height (b) (m)

15,299 11,979 13,288 17,095

Width of frustum base (W1) (m)

0,15197 0,14306 0,14784 0,16926

Width of frustum tip (W2) (m)

22,011 19,946 20,219 23,834

Length of frustum (flame) (Rl) (m)

61,195 47,915 53,152 68,378

Tilt angle central axis flare (alpha_b) (deg)

0 0 0 0

Surface area of frustum(m2)

2544,7 1856,4 2051,7 3062,6

Surface area of a cylinder (m2)

2323,3 1670,5 1863,4 2804,4

Surface emissive power (max) (kW/m2)

134,49 187,05 167,68 111,42

Surface emissive power (actual) (kW/m2)

134,49 187,05 167,68 111,42

Atmospheric transmissivity (%)

75,183 74,885 74,992 75,355

View factor (%) 5,2638 1,5439 2,2503 14,576 Heat radiation at Xd (kW/m2)

5,7851 2,278 3,0107 13,672

Other information Main program Effects 8.1.8.6673 Chemical database DIPPR database Chemical source DIPPR Jan2010 Chemical source date 14/09/2010 Effects report created by ESLR2RH1F\andrea_silvasantos at 21/11/2013 10:40:29 FLASHF Case description: B08_rev_vaporizer - dispersion D3 pNew (linked to Gas Jet Fire (Chamberlain model) - B08_rev_vaporizer - JFIRE D3 pnew) Model: Neutral Gas Dispersion: Explosive mass version: 5.14 (04/11/2013) Reference: Yellow Book (CPR-14E), 3rd edition 1997, Chapter 4 compared to: B08_rev_vaporizer - dispersion D9 pNew (linked to Gas Jet Fire (Chamberlain model) - B08_rev_vaporizer - JFIRE D9 pnew) compared to: B08_rev_vaporizer - dispersion E5 pNew (linked to Gas Jet Fire (Chamberlain model) - B08_rev_vaporizer - JFIRE E5 pnew) compared to: B08_rev_vaporizer - dispersion F2 pNew (linked to Gas Jet Fire (Chamberlain model) - B08_rev_vaporizer - JFIRE F2 pnew) Parameters

Inputs

B08_rev_vaporizer -dispersion D3 pNew (linked to Gas Jet Fire (Chamberlain model) -B08_rev_vaporizer -JFIRE D3 pnew)

B08_rev_vaporizer -dispersion D9 pNew (linked to Gas Jet Fire (Chamberlain model) -B08_rev_vaporizer -JFIRE D9 pnew)

B08_rev_vaporizer -dispersion E5 pNew (linked to Gas Jet Fire (Chamberlain model) -B08_rev_vaporizer -JFIRE E5 pnew)

B08_rev_vaporizer -dispersion F2 pNew (linked to Gas Jet Fire (Chamberlain model) -B08_rev_vaporizer -JFIRE F2 pnew)

Chemical name (DIPPR)

METHANE (DIPPR) METHANE (DIPPR) METHANE (DIPPR) METHANE (DIPPR)

Type of release Semi-continuous Semi-continuous Semi-continuous Semi-continuous Total mass released (kg)

Mass flow rate of the source (kg/s)

12,828 12,828 12,828 12,828

Duration of the release (s)

120 120 120 120

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X-coordinate of release (m)

0 0 0 0

Y-coordinate of release (m)

0 0 0 0

Z-coordinate (height) of release (m)

0 0 0 0

Length source in wind (x) direction (m)

0 0 0 0

Length source in crosswind (y) direction (m)

0 0 0 0

Length source in vertical (z) direction (m)

0 0 0 0

Ambient temperature (°C)

19 19 19 19

Meteorological data

Pasquill Pasquill Pasquill Pasquill

Pasquill stability class

D (Neutral) D (Neutral) E (Stable) F (Very Stable)

Wind speed at 10 m height (m/s)

3 9 5 2

Latitude of the location (deg)

35 35 35 35

Inverse Monin-Obukhov length (1/L) (1/m)

Mixing height (m)

Stand. dev. of turbulent velocity in vertical direction (m/s)

Stand. dev. of turbulent velocity in horizontal direction (m/s)

Roughness length description

High crops; scattered large objects, 15 < x/h < 20.

High crops; scattered large objects, 15 < x/h < 20.

High crops; scattered large objects, 15 < x/h < 20.

High crops; scattered large objects, 15 < x/h < 20.

Predefined wind direction

N N N N

Wind comes from (North = 0 degrees) (deg)

0 0 0 0

Time t after start release (s)

120 120 120 120

Concentration averaging time (s)

20 20 20 20

Integration tolerance (%)

0,1 0,1 0,1 0,1

Resolution of the time consuming graphs

Low Low Low Low

Results

B08_rev_vaporizer -dispersion D3 pNew (linked to Gas Jet Fire (Chamberlain model) -

B08_rev_vaporizer -dispersion D9 pNew (linked to Gas Jet Fire (Chamberlain model) -

B08_rev_vaporizer -dispersion E5 pNew (linked to Gas Jet Fire (Chamberlain model) -

B08_rev_vaporizer -dispersion F2 pNew (linked to Gas Jet Fire (Chamberlain model) -

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Ref: 02-901-188098-12141-Revision 2 Page E.341 of E.425

B08_rev_vaporizer -JFIRE D3 pnew)

B08_rev_vaporizer -JFIRE D9 pnew)

B08_rev_vaporizer -JFIRE E5 pnew)

B08_rev_vaporizer -JFIRE F2 pnew)

Explosive mass at time t (kg)

293,84 49,962 199,79 1090,1

Height to LEL at time t (m)

8,3 5,1 6 7,8

Length of cloud (between LEL) at time t (m)

122,04 62,01 138,6 248,4

Width of cloud (between LEL) at time t (m)

8,2879 4,4968 6,9321 12,274

Offset between release location and LEL at time t (m)

0,01 0,01 0,01 0,01

Maximum explosive mass (kg)

294,14 49,962 199,8 1119,6

...at time tmem (s)

120 120 120 125

Start time where 95% of maximum of explosive mass is reached (s)

39,738 9,517 28,237 117,54

Time where explosive mass starts decreasing below 95% of max (s)

121,44 120,5 120,95 141,82

Length of cloud (between LEL) at time tmem (m)

122,04 62,01 138,6 248,4

Width of cloud (between LEL) at time tmem (m)

8,2879 4,4968 6,9321 12,274

Offset between release location and LEL at time tmem (m)

0,01 0,01 0,01 0,01

Maximum area of explosive cloud (m2)

795,2 220,25 751,72 2712

...at time tmac (s)

120 120 120 175

Explosive mass at time tmac (kg)

294,14 49,962 199,8 853,01

Length of cloud (between LEL) at time tmac (m)

122,04 62,01 138,6 244,8

Width of cloud (between LEL) at time tmac (m)

8,2879 4,4968 6,9321 13,152

Offset between release location and LEL at time tmac (m)

0,01 0,01 0,01 91,261

Offset between release centre and cloud centre at time tmac (m)

61,03 31,015 69,31 213,66

Inverse Monin-0 0 0,014548 0,060302

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Ref: 02-901-188098-12141-Revision 2 Page E.342 of E.425

Obukhov length (1/L) used (1/m) Mixing height used (m)

500 500 247,92 62,735

Stand. dev. of turbulent velocity in vert. direction used (m/s)

0,63265 1,8979 0,88561 0,23504

Stand. dev. of turbulent velocity in horiz. direction used (m/s)

0,43475 1,3042 0,60594 0,16082

Other information Main program Effects 8.1.8.6673 Chemical database DIPPR database Chemical source DIPPR Jan2010 Chemical source date 14/09/2010 Effects report created by ESLR2RH1F\andrea_silvasantos at 21/11/2013 10:40:55 UVCE Case description: B08_rev_vaporizer - uvce D3 pNew Z1 (linked to Neutral Gas Dispersion: Explosive mass - B08_rev_vaporizer - dispersion D3 pNew (linked to Gas Jet Fire (Chamberlain model) - B08_rev_vaporizer - JFIRE D3 pnew)) Model: Explosion (Multi Energy model) version: 5.03 (22/11/2013) Reference: Yellow Book CPR14E 3rd Edition - Chapter 5: Vapour cloud explosions compared to: B08_rev_vaporizer - uvce D3 pNew Z2 (linked to Neutral Gas Dispersion: Explosive mass - B08_rev_vaporizer - dispersion D3 pNew (linked to Gas Jet Fire (Chamberlain model) - B08_rev_vaporizer - JFIRE D3 pnew)) compared to: B08_rev_vaporizer - uvce D3 pNew Z3 (linked to Neutral Gas Dispersion: Explosive mass - B08_rev_vaporizer - dispersion D3 pNew (linked to Gas Jet Fire (Chamberlain model) - B08_rev_vaporizer - JFIRE D3 pnew)) compared to: B08_rev_vaporizer - uvce D9 pNew Z1 (linked to Neutral Gas Dispersion: Explosive mass - B08_rev_vaporizer - dispersion D9 pNew (linked to Gas Jet Fire (Chamberlain model) - B08_rev_vaporizer - JFIRE D9 pnew)) compared to: B08_rev_vaporizer - uvce D9 pNew Z2 (linked to Neutral Gas Dispersion: Explosive mass - B08_rev_vaporizer - dispersion D9 pNew (linked to Gas Jet Fire (Chamberlain model) - B08_rev_vaporizer - JFIRE D9 pnew)) compared to: B08_rev_vaporizer - uvce D9 pNew Z3 (linked to Neutral Gas Dispersion: Explosive mass - B08_rev_vaporizer - dispersion D9 pNew (linked to Gas Jet Fire (Chamberlain model) - B08_rev_vaporizer - JFIRE D9 pnew)) compared to: B08_rev_vaporizer - uvce E5 pNew Z1 (linked to Neutral Gas Dispersion: Explosive mass - B08_rev_vaporizer - dispersion E5 pNew (linked to Gas Jet Fire (Chamberlain model) - B08_rev_vaporizer - JFIRE E5 pnew)) compared to: B08_rev_vaporizer - uvce E5 pNew Z2 (linked to Neutral Gas Dispersion: Explosive mass - B08_rev_vaporizer - dispersion E5 pNew (linked to Gas Jet Fire (Chamberlain model) - B08_rev_vaporizer - JFIRE E5 pnew)) compared to: B08_rev_vaporizer - uvce E5 pNew Z3 (linked to Neutral Gas Dispersion: Explosive mass - B08_rev_vaporizer - dispersion E5 pNew (linked to Gas Jet Fire (Chamberlain model) - B08_rev_vaporizer - JFIRE E5 pnew)) compared to: B08_rev_vaporizer - uvce F2 pNew Z1 (linked to Neutral Gas Dispersion: Explosive mass - B08_rev_vaporizer - dispersion F2 pNew (linked to Gas Jet Fire (Chamberlain model) - B08_rev_vaporizer - JFIRE F2 pnew)) compared to: B08_rev_vaporizer - uvce F2 pNew Z2 (linked to Neutral Gas Dispersion: Explosive mass - B08_rev_vaporizer - dispersion F2 pNew (linked to Gas Jet Fire (Chamberlain model) - B08_rev_vaporizer - JFIRE F2 pnew)) compared to: B08_rev_vaporizer - uvce F2 pNew Z3 (linked to Neutral Gas Dispersion: Explosive mass - B08_rev_vaporizer - dispersion F2 pNew (linked to Gas Jet Fire (Chamberlain model) - B08_rev_vaporizer - JFIRE F2 pnew)) Parameters

Inputs B08_rev_vaporizer - uvce

B08_rev_vaporizer - uvce

B08_rev_vaporizer - uvce

B08_rev_vaporizer - uvce

B08_rev_vaporizer - uvce

B08_rev_vaporizer - uvce

B08_rev_vaporizer - uvce

B08_rev_vaporizer - uvce

B08_rev_vaporizer - uvce

B08_rev_vaporizer - uvce

B08_rev_vaporizer - uvce

B08_rev_vaporizer - uvce

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D3 pNew Z1 (linked to Neutral Gas Dispersion: Explosive mass -B08_rev_vaporizer -dispersion D3 pNew (linked to Gas Jet Fire (Chamberlain model) -B08_rev_vaporizer -JFIRE D3 pnew))

D3 pNew Z2 (linked to Neutral Gas Dispersion: Explosive mass -B08_rev_vaporizer -dispersion D3 pNew (linked to Gas Jet Fire (Chamberlain model) -B08_rev_vaporizer -JFIRE D3 pnew))

D3 pNew Z3 (linked to Neutral Gas Dispersion: Explosive mass -B08_rev_vaporizer -dispersion D3 pNew (linked to Gas Jet Fire (Chamberlain model) -B08_rev_vaporizer -JFIRE D3 pnew))

D9 pNew Z1 (linked to Neutral Gas Dispersion: Explosive mass -B08_rev_vaporizer -dispersion D9 pNew (linked to Gas Jet Fire (Chamberlain model) -B08_rev_vaporizer -JFIRE D9 pnew))

D9 pNew Z2 (linked to Neutral Gas Dispersion: Explosive mass -B08_rev_vaporizer -dispersion D9 pNew (linked to Gas Jet Fire (Chamberlain model) -B08_rev_vaporizer -JFIRE D9 pnew))

D9 pNew Z3 (linked to Neutral Gas Dispersion: Explosive mass -B08_rev_vaporizer -dispersion D9 pNew (linked to Gas Jet Fire (Chamberlain model) -B08_rev_vaporizer -JFIRE D9 pnew))

E5 pNew Z1 (linked to Neutral Gas Dispersion: Explosive mass -B08_rev_vaporizer -dispersion E5 pNew (linked to Gas Jet Fire (Chamberlain model) -B08_rev_vaporizer -JFIRE E5 pnew))

E5 pNew Z2 (linked to Neutral Gas Dispersion: Explosive mass -B08_rev_vaporizer -dispersion E5 pNew (linked to Gas Jet Fire (Chamberlain model) -B08_rev_vaporizer -JFIRE E5 pnew))

E5 pNew Z3 (linked to Neutral Gas Dispersion: Explosive mass -B08_rev_vaporizer -dispersion E5 pNew (linked to Gas Jet Fire (Chamberlain model) -B08_rev_vaporizer -JFIRE E5 pnew))

F2 pNew Z1 (linked to Neutral Gas Dispersion: Explosive mass -B08_rev_vaporizer -dispersion F2 pNew (linked to Gas Jet Fire (Chamberlain model) -B08_rev_vaporizer -JFIRE F2 pnew))

F2 pNew Z2 (linked to Neutral Gas Dispersion: Explosive mass -B08_rev_vaporizer -dispersion F2 pNew (linked to Gas Jet Fire (Chamberlain model) -B08_rev_vaporizer -JFIRE F2 pnew))

F2 pNew Z3 (linked to Neutral Gas Dispersion: Explosive mass -B08_rev_vaporizer -dispersion F2 pNew (linked to Gas Jet Fire (Chamberlain model) -B08_rev_vaporizer -JFIRE F2 pnew))

Chemical name (DIPPR)

METHANE (DIPPR)

METHANE (DIPPR)

METHANE (DIPPR)

METHANE (DIPPR)

METHANE (DIPPR)

METHANE (DIPPR)

METHANE (DIPPR)

METHANE (DIPPR)

METHANE (DIPPR)

METHANE (DIPPR)

METHANE (DIPPR)

METHANE (DIPPR)

Ambient pressure (bar)

1,0151 1,0151 1,0151 1,0151 1,0151 1,0151 1,0151 1,0151 1,0151 1,0151 1,0151 1,0151

Total mass in explosive range (kg)

294,14 294,14 294,14 49,962 49,962 49,962 199,8 199,8 199,8 853,01 853,01 853,01

Fraction of flammable cloud confined (%)

8 8 8 8 8 8 8 8 8 8 8 8

Curve number

5 (Medium deflagration)

5 (Medium deflagration)

5 (Medium deflagration)

5 (Medium deflagration)

5 (Medium deflagration)

5 (Medium deflagration)

5 (Medium deflagration)

5 (Medium deflagration)

5 (Medium deflagration)

5 (Medium deflagration)

5 (Medium deflagration)

5 (Medium deflagration)

Distance from release (Xd)

50 50 50 50 50 50 100 100 100 100 100 100

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(m) Offset between release point and cloud centre (m)

61,03 61,03 61,03 31,015 31,015 31,015 69,31 69,31 69,31 213,66 213,66 213,66

Threshold overpressure (mbar)

170 360 900 170 360 900 170 360 900 170 360 900

X-coordinate of release (m)

0 0 0 0 0 0 0 0 0 0 0 0

Y-coordinate of release (m)

0 0 0 0 0 0 0 0 0 0 0 0

Predefined wind direction

N N N N N N N N N N N N

Wind comes from (North = 0 degrees) (deg)

0 0 0 0 0 0 0 0 0 0 0 0

Results

B08_rev_vaporizer - uvce D3 pNew Z1 (linked to Neutral Gas Dispersion: Explosive mass -B08_rev_vaporizer -dispersi

B08_rev_vaporizer - uvce D3 pNew Z2 (linked to Neutral Gas Dispersion: Explosive mass -B08_rev_vaporizer -dispersi

B08_rev_vaporizer - uvce D3 pNew Z3 (linked to Neutral Gas Dispersion: Explosive mass -B08_rev_vaporizer -dispersi

B08_rev_vaporizer - uvce D9 pNew Z1 (linked to Neutral Gas Dispersion: Explosive mass -B08_rev_vaporizer -dispersi

B08_rev_vaporizer - uvce D9 pNew Z2 (linked to Neutral Gas Dispersion: Explosive mass -B08_rev_vaporizer -dispersi

B08_rev_vaporizer - uvce D9 pNew Z3 (linked to Neutral Gas Dispersion: Explosive mass -B08_rev_vaporizer -dispersi

B08_rev_vaporizer - uvce E5 pNew Z1 (linked to Neutral Gas Dispersion: Explosive mass -B08_rev_vaporizer -dispersi

B08_rev_vaporizer - uvce E5 pNew Z2 (linked to Neutral Gas Dispersion: Explosive mass -B08_rev_vaporizer -dispersi

B08_rev_vaporizer - uvce E5 pNew Z3 (linked to Neutral Gas Dispersion: Explosive mass -B08_rev_vaporizer -dispersi

B08_rev_vaporizer - uvce F2 pNew Z1 (linked to Neutral Gas Dispersion: Explosive mass -B08_rev_vaporizer -dispersi

B08_rev_vaporizer - uvce F2 pNew Z2 (linked to Neutral Gas Dispersion: Explosive mass -B08_rev_vaporizer -dispersi

B08_rev_vaporizer - uvce F2 pNew Z3 (linked to Neutral Gas Dispersion: Explosive mass -B08_rev_vaporizer -dispersi

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on D3 pNew (linked to Gas Jet Fire (Chamberlain model) -B08_rev_vaporizer -JFIRE D3 pnew))

on D3 pNew (linked to Gas Jet Fire (Chamberlain model) -B08_rev_vaporizer -JFIRE D3 pnew))

on D3 pNew (linked to Gas Jet Fire (Chamberlain model) -B08_rev_vaporizer -JFIRE D3 pnew))

on D9 pNew (linked to GasJet Fire (Chamberlain model) -B08_rev_vaporizer -JFIRE D9 pnew))

on D9 pNew (linked to Gas Jet Fire (Chamberlain model) -B08_rev_vaporizer -JFIRE D9 pnew))

on D9 pNew (linked to Gas Jet Fire (Chamberlain model) -B08_rev_vaporizer -JFIRE D9 pnew))

on E5 pNew (linked to Gas Jet Fire (Chamberlain model) -B08_rev_vaporizer -JFIRE E5 pnew))

on E5 pNew (linked to Gas Jet Fire (Chamberlain model) -B08_rev_vaporizer -JFIRE E5 pnew))

on E5 pNew (linked to Gas Jet Fire (Chamberlain model) -B08_rev_vaporizer -JFIRE E5 pnew))

on F2 pNew (linked to Gas Jet Fire (Chamberlain model) -B08_rev_vaporizer -JFIRE F2 pnew))

on F2 pNew (linked to Gas Jet Fire (Chamberlain model) -B08_rev_vaporizer -JFIRE F2 pnew))

on F2 pNew (linked to Gas Jet Fire (Chamberlain model) -B08_rev_vaporizer -JFIRE F2 pnew))

Confined mass in explosive range (kg)

23,531 23,531 23,531 3,997 3,997 3,997 15,984 15,984 15,984 68,241 68,241 68,241

Total combustion energy (MJ)

1177,3 1177,3 1177,3 199,97 199,97 199,97 799,7 799,7 799,7 3414,1 3414,1 3414,1

Peak overpressure at Xd (mbar)

55,687 55,687 55,687 30,152 30,152 30,152 24,38 24,38 24,38 38,871 38,871 38,871

Peak dynamic pressure at Xd (mbar)

2,1376 2,1376 2,1376 1,0151 1,0151 1,0151 1,0151 1,0151 1,0151 1,0151 1,0151 1,0151

Pressure impulse at Xd (Pa*s)

130,6 130,6 130,6 39,904 39,904 39,904 51,326 51,326 51,326 132,15 132,15 132,15

Positive phase duration at Xd (ms)

46,905 46,905 46,905 26,469 26,469 26,469 42,105 42,105 42,105 67,994 67,994 67,994

Dist. from center mass of

16,219 -1E100 -1E100 8,9824 -1E100 -1E100 14,258 -1E100 -1E100 23,129 -1E100 -1E100

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cloud at threshold overpressure (m) Blast-wave shape at Xd

Pressure wave

Pressure wave

Pressure wave

Shock Wave

Shock Wave

Shock Wave

Shock Wave

Shock Wave

Shock Wave

Pressure wave

Pressure wave

Pressure wave

Damage (general description) at Xd

Minor damage (Zone D: 3.5 - 17 kPa).

Minor damage (Zone D: 3.5 - 17 kPa).

Minor damage (Zone D: 3.5 - 17 kPa).

No damage or very minor damage

No damage or very minor damage

No damage or very minor damage

No damage or very minor damage

No damage or very minor damage

No damage or very minor damage

Minor damage (Zone D: 3.5 - 17 kPa).

Minor damage (Zone D: 3.5 - 17 kPa).

Minor damage (Zone D: 3.5 - 17 kPa).

Damage to brick houses at Xd

Habitable after relatively easy repairs. Minor structural damage (3 kPa).

Habitable after relatively easy repairs. Minor structural damage (3 kPa).

Habitable after relatively easy repairs. Minor structural damage (3 kPa).

Habitable after relatively easy repairs. Minor structural damage (3 kPa).

Habitable after relatively easy repairs. Minor structural damage (3 kPa).

Habitable after relatively easy repairs. Minor structural damage (3 kPa).

Damage to roofs, ceilings, minor crack formation in plastering, more than 1% damage to glass panels (1 - 1.5 kPa)

Damage to roofs, ceilings, minor crack formation in plastering, more than 1% damage to glass panels (1 - 1.5 kPa)

Damage to roofs, ceilings, minor crack formation in plastering, more than 1% damage to glass panels (1 - 1.5 kPa)

Habitable after relatively easy repairs. Minor structural damage (3 kPa).

Habitable after relatively easy repairs. Minor structural damage (3 kPa).

Habitable after relatively easy repairs. Minor structural damage (3 kPa).

Damage to typical American-style houses at Xd

No damage or very minor damage

No damage or very minor damage

No damage or very minor damage

No damage or very minor damage

No damage or very minor damage

No damage or very minor damage

No damage or very minor damage

No damage or very minor damage

No damage or very minor damage

No damage or very minor damage

No damage or very minor damage

No damage or very minor damage

Damage to structures (empirical) at Xd

No damage or very minor damage

No damage or very minor damage

No damage or very minor damage

No damage or very minor damage

No damage or veryminor damage

No damage or very minor damage

No damage or very minor damage

No damage or very minor damage

No damage or very minor damage

No damage or very minor damage

No damage or very minor damage

No damage or very minor damage

Other information Main program Effects 8.1.8.6673 Chemical database DIPPR database Chemical source DIPPR Jan2010 Chemical source date 14/09/2010 Effects report created by ESLR2RH1F\andrea_silvasantos at 22/11/2013 11:21:43 UVCE ED Case description: B08_rev_vaporizer - uvce D3 pNew ED (linked to Neutral Gas Dispersion: Explosive mass - B08_rev_vaporizer - dispersion D3 pNew (linked to Gas Jet Fire (Chamberlain model) - B08_rev_vaporizer - JFIRE D3 pnew))

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Ref: 02-901-188098-12141-Revision 2 Page E.347 of E.425

Model: Explosion (Multi Energy model) version: 5.03 (15/11/2013) Reference: Yellow Book CPR14E 3rd Edition - Chapter 5: Vapour cloud explosions compared to: B08_rev_vaporizer - uvce D9 pNew ED (linked to Neutral Gas Dispersion: Explosive mass - B08_rev_vaporizer - dispersion D9 pNew (linked to Gas Jet Fire (Chamberlain model) - B08_rev_vaporizer - JFIRE D9 pnew)) compared to: B08_rev_vaporizer - uvce E5 pNew ED (linked to Neutral Gas Dispersion: Explosive mass - B08_rev_vaporizer - dispersion E5 pNew (linked to Gas Jet Fire (Chamberlain model) - B08_rev_vaporizer - JFIRE E5 pnew)) compared to: B08_rev_vaporizer - uvce F2 pNew ED (linked to Neutral Gas Dispersion: Explosive mass - B08_rev_vaporizer - dispersion F2 pNew (linked to Gas Jet Fire (Chamberlain model) - B08_rev_vaporizer - JFIRE F2 pnew)) Parameters

Inputs

B08_rev_vaporizer -uvce D3 pNew ED (linked to Neutral Gas Dispersion: Explosive mass -B08_rev_vaporizer -dispersion D3 pNew (linked to Gas Jet Fire (Chamberlain model) -B08_rev_vaporizer -JFIRE D3 pnew))

B08_rev_vaporizer -uvce D9 pNew ED (linked to Neutral Gas Dispersion: Explosive mass -B08_rev_vaporizer -dispersion D9 pNew (linked to Gas Jet Fire (Chamberlain model) -B08_rev_vaporizer -JFIRE D9 pnew))

B08_rev_vaporizer -uvce E5 pNew ED (linked to Neutral Gas Dispersion: Explosive mass -B08_rev_vaporizer -dispersion E5 pNew (linked to Gas Jet Fire (Chamberlain model) -B08_rev_vaporizer -JFIRE E5 pnew))

B08_rev_vaporizer -uvce F2 pNew ED (linked to Neutral Gas Dispersion: Explosive mass -B08_rev_vaporizer -dispersion F2 pNew (linked to Gas Jet Fire (Chamberlain model) -B08_rev_vaporizer -JFIRE F2 pnew))

Chemical name (DIPPR)

METHANE (DIPPR) METHANE (DIPPR) METHANE (DIPPR) METHANE (DIPPR)

Ambient pressure (bar)

1,0151 1,0151 1,0151 1,0151

Total mass in explosive range (kg)

294,14 49,962 199,8 853,01

Fraction of flammable cloud confined (%)

8 8 8 8

Curve number 5 (Medium deflagration) 5 (Medium deflagration) 5 (Medium deflagration) 5 (Medium deflagration) Distance from release (Xd) (m)

50 50 100 100

Offset between release point and cloud centre (m)

61,03 31,015 69,31 213,66

Threshold overpressure (mbar)

160 160 160 160

X-coordinate of release (m)

0 0 0 0

Y-coordinate of release (m)

0 0 0 0

Predefined wind direction

N N N N

Wind comes from (North = 0 degrees) (deg)

0 0 0 0

Results

B08_rev_vaporizer -uvce D3 pNew ED (linked to Neutral Gas Dispersion: Explosive

B08_rev_vaporizer -uvce D9 pNew ED (linked to Neutral Gas Dispersion: Explosive

B08_rev_vaporizer -uvce E5 pNew ED (linked to Neutral Gas Dispersion: Explosive

B08_rev_vaporizer -uvce F2 pNew ED (linked to Neutral Gas Dispersion: Explosive

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mass -B08_rev_vaporizer -dispersion D3 pNew (linked to Gas Jet Fire (Chamberlain model) -B08_rev_vaporizer -JFIRE D3 pnew))

mass -B08_rev_vaporizer -dispersion D9 pNew (linked to Gas Jet Fire (Chamberlain model) -B08_rev_vaporizer -JFIRE D9 pnew))

mass -B08_rev_vaporizer -dispersion E5 pNew (linked to Gas Jet Fire (Chamberlain model) -B08_rev_vaporizer -JFIRE E5 pnew))

mass -B08_rev_vaporizer -dispersion F2 pNew (linked to Gas Jet Fire (Chamberlain model) -B08_rev_vaporizer -JFIRE F2 pnew))

Confined mass in explosive range (kg)

23,531 3,997 15,984 68,241

Total combustion energy (MJ)

1177,3 199,97 799,7 3414,1

Peak overpressure at Xd (mbar)

55,687 30,152 24,38 38,871

Peak dynamic pressure at Xd (mbar)

2,1376 1,0151 1,0151 1,0151

Pressure impulse at Xd (Pa*s)

130,6 39,904 51,326 132,15

Positive phase duration at Xd (ms)

46,905 26,469 42,105 67,994

Dist. from center mass of cloud at threshold overpressure (m)

17,249 9,5527 15,163 24,598

Blast-wave shape at Xd

Pressure wave Shock Wave Shock Wave Pressure wave

Damage (general description) at Xd

Minor damage (Zone D: 3.5 - 17 kPa).

No damage or very minor damage

No damage or very minor damage

Minor damage (Zone D: 3.5 - 17 kPa).

Damage to brick houses at Xd

Habitable after relatively easy repairs. Minor structural damage (3 kPa).

Habitable after relatively easy repairs. Minor structural damage (3 kPa).

Damage to roofs, ceilings, minor crack formation in plastering, more than 1% damage to glass panels (1 - 1.5 kPa)

Habitable after relatively easy repairs. Minor structural damage (3 kPa).

Damage to typical American-style houses at Xd

No damage or very minor damage

No damage or very minor damage

No damage or very minor damage

No damage or very minor damage

Damage to structures (empirical) at Xd

No damage or very minor damage

No damage or very minor damage

No damage or very minor damage

No damage or very minor damage

Other information Main program Effects 8.1.8.6673 Chemical database DIPPR database Chemical source DIPPR Jan2010 Chemical source date 14/09/2010 Effects report created by ESLR2RH1F\andrea_silvasantos at 15/11/2013 10:00:13 PFIRE

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NO THERMAL RADIATION EFFECTS

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B.09.REV JFIRE Case description: B09_RU to ME - JFIRE D3 pNew Model: Gas Jet Fire (Chamberlain model) version: 5.12 (11/11/2013) Reference: Chamberlain, G.A., Development in design methods for predicting thermal radiation from flares~Chem. Eng. Res. Des. Vol.65 July 1987 pagina 299 - 309~ compared to: B09_RU to ME - JFIRE D9 pNew compared to: B09_RU to ME - JFIRE E5 pNew compared to: B09_RU to ME - JFIRE F2 pNew Parameters

Inputs B09_RU to ME -JFIRE D3 pNew

B09_RU to ME - JFIRE D9 pNew

B09_RU to ME -JFIRE E5 pNew

B09_RU to ME -JFIRE F2 pNew

Chemical name (DIPPR) METHANE (DIPPR) METHANE (DIPPR) METHANE (DIPPR) METHANE (DIPPR)

Type of release Release from vessel through (a hole in) pipe

Release from vessel through (a hole in) pipe

Release from vessel through (a hole in) pipe

Release from vessel through (a hole in) pipe

Pipeline length (m) 26,5 26,5 26,5 26,5 Pipeline diameter (inch) 10 10 10 10 Pipeline roughness (mm) 0,045 0,045 0,045 0,045 Hole diameter (inch) 10 10 10 10 Hole rounding Rounded edges Rounded edges Rounded edges Rounded edges Discharge coefficient (-) 1 1 1 1 Initial temperature in vessel (°C)

-5 -5 -5 -5

Initial (absolute) pressure in vessel (bar)

45 45 45 45

Outflow angle in XZ plane (0°=horizontal; 90°=vertical) (deg)

0 0 0 0

Release height (Stack height) (m)

0 0 0 0

Wind speed at 10 m height (m/s)

3 9 5 2

Ambient temperature (°C) 19 19 19 19 Ambient relative humidity (%)

75 75 75 75

Flame temperature (K) 1500 1500 1500 1500 Amount of CO2 in atmosphere (%)

0,03 0,03 0,03 0,03

Percentage of the flame covered by soot (%)

0 0 0 0

Distance from release (Xd) (m)

100 100 100 100

X-coordinate of release (m) 0 0 0 0 Y-coordinate of release (m) 0 0 0 0 Predefined wind direction N N N N Wind comes from (North = 0 degrees) (deg)

0 0 0 0

Results B09_RU to ME -JFIRE D3 pNew

B09_RU to ME - JFIRE D9 pNew

B09_RU to ME -JFIRE E5 pNew

B09_RU to ME -JFIRE F2 pNew

Initial source strength (kg/s) 348,37 348,37 348,37 348,37 Type of flow of the jet Choked flow Choked flow Choked flow Choked flow Exit velocity of expanding jet (m/s)

832,07 832,07 832,07 832,07

Angle between hole and flame axis (alpha) (deg)

0 0 0 0

Frustum lift off height (b) (m) 35,384 27,705 30,734 39,538 Width of frustum base (W1) (m)

0,57101 0,51213 0,52697 0,96462

Width of frustum tip (W2) (m)

49,361 43,277 44,697 53,924

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Length of frustum (flame) (Rl) (m)

141,54 110,82 122,94 158,15

Tilt angle central axis flare (alpha_b) (deg)

0 0 0 0

Surface area of frustum (m2)

13179 9234,4 10442 16110

Surface area of a cylinder (m2)

12080 8375,7 9536,1 14819

Surface emissive power (max) (kW/m2)

179,33 258,64 227,17 146,19

Surface emissive power (actual) (kW/m2)

179,33 258,64 227,17 146,19

Atmospheric transmissivity (%)

77,477 76,611 76,901 78,049

View factor (%) 100 100 100 100 Heat radiation at Xd (kW/m2)

179,33 258,64 227,17 146,19

Other information Main program Effects 8.1.8.6673 Chemical database DIPPR database Chemical source DIPPR Jan2010 Chemical source date 14/09/2010 Effects report created by ESLR2RH1F\andrea_silvasantos at 21/11/2013 10:41:40 FLASHF Case description: B09_RU to ME - dispersion D3 pNew (linked to Gas Jet Fire (Chamberlain model) - B09_RU to ME - JFIRE D3 pNew) Model: Neutral Gas Dispersion: Explosive mass version: 5.14 (11/11/2013) Reference: Yellow Book (CPR-14E), 3rd edition 1997, Chapter 4 compared to: B09_RU to ME - dispersion D9 pNew (linked to Gas Jet Fire (Chamberlain model) - B09_RU to ME - JFIRE D9 pNew) compared to: B09_RU to ME - dispersion E5 pNew (linked to Gas Jet Fire (Chamberlain model) - B09_RU to ME - JFIRE E5 pNew) compared to: B09_RU to ME - dispersion F2 pNew (linked to Gas Jet Fire (Chamberlain model) - B09_RU to ME - JFIRE F2 pNew) Parameters

Inputs

B09_RU to ME -dispersion D3 pNew (linked to Gas Jet Fire (Chamberlain model) -B09_RU to ME - JFIRE D3 pNew)

B09_RU to ME -dispersion D9 pNew (linked to Gas Jet Fire (Chamberlain model) -B09_RU to ME - JFIRE D9 pNew)

B09_RU to ME -dispersion E5 pNew (linked to Gas Jet Fire (Chamberlain model) -B09_RU to ME - JFIRE E5 pNew)

B09_RU to ME -dispersion F2 pNew (linked to Gas Jet Fire (Chamberlain model) -B09_RU to ME - JFIRE F2 pNew)

Chemical name (DIPPR)

METHANE (DIPPR) METHANE (DIPPR) METHANE (DIPPR) METHANE (DIPPR)

Type of release Semi-continuous Semi-continuous Semi-continuous Semi-continuous Total mass released (kg)

Mass flow rate of the source (kg/s)

348,37 348,37 348,37 348,37

Duration of the release (s)

120 120 120 120

X-coordinate of release (m)

0 0 0 0

Y-coordinate of release (m)

0 0 0 0

Z-coordinate (height) of release (m)

0 0 0 0

Length source in wind (x) direction (m)

0 0 0 0

Length source in 0 0 0 0

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crosswind (y) direction (m) Length source in vertical (z) direction (m)

0 0 0 0

Ambient temperature (°C)

19 19 19 19

Meteorological data Pasquill Pasquill Pasquill Pasquill Pasquill stability class

D (Neutral) D (Neutral) E (Stable) D (Neutral)

Wind speed at 10 m height (m/s)

3 9 5 2

Latitude of the location (deg)

51 51 51 51

Inverse Monin-Obukhov length (1/L) (1/m)

Mixing height (m) Stand. dev. of turbulent velocity in vertical direction (m/s)

Stand. dev. of turbulent velocity in horizontal direction (m/s)

Roughness length description

High crops; scattered large objects, 15 < x/h < 20.

High crops; scattered large objects, 15 < x/h < 20.

High crops; scattered large objects, 15 < x/h < 20.

High crops; scattered large objects, 15 < x/h < 20.

Predefined wind direction

N N N N

Wind comes from (North = 0 degrees) (deg)

0 0 0 0

Time t after start release (s)

120 120 120 120

Concentration averaging time (s)

20 20 20 20

Integration tolerance (%)

0,1 0,1 0,1 0,1

Resolution of the time consuming graphs

Low Low Low Low

Results

B09_RU to ME -dispersion D3 pNew (linked to Gas Jet Fire (Chamberlain model) -B09_RU to ME - JFIRE D3 pNew)

B09_RU to ME -dispersion D9 pNew (linked to Gas Jet Fire (Chamberlain model) -B09_RU to ME - JFIRE D9 pNew)

B09_RU to ME -dispersion E5 pNew (linked to Gas Jet Fire (Chamberlain model) -B09_RU to ME - JFIRE E5 pNew)

B09_RU to ME -dispersion F2 pNew (linked to Gas Jet Fire (Chamberlain model) -B09_RU to ME - JFIRE F2 pNew)

Explosive mass at time t (kg)

30561 10175 28928 27676

Height to LEL at time t (m)

32,8 22,1 24,8 31,7

Length of cloud (between LEL) at time t (m)

390,78 470,88 617,8 278,88

Width of cloud (between LEL) at time t (m)

43,62 28,07 41,718 41,753

Offset between release location and LEL at time t

0,01 0,01 0,01 0,01

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(m) Maximum explosive mass (kg)

32805 10173 29915 34754

...at time tmem (s) 150 120 125 150 Start time where 95% of maximum of explosive mass is reached (s)

123,58 52,018 117,6 143,32

Time where explosive mass starts decreasing below 95% of max (s)

161,56 120 142,56 216,47

Length of cloud (between LEL) at time tmem (m)

390,78 470,88 617,8 278,88

Width of cloud (between LEL) at time tmem (m)

43,62 28,07 41,718 41,753

Offset between release location and LEL at time tmem (m)

0,01 0,01 0,01 0,01

Maximum area of explosive cloud (m2)

16799 10305 22514 15319

...at time tmac (s) 200 120 175 300 Explosive mass at time tmac (kg)

25245 10173 22558 24903

Length of cloud (between LEL) at time tmac (m)

400,82 470,88 602,98 322,08

Width of cloud (between LEL) at time tmac (m)

50,144 28,07 44,174 59,21

Offset between release location and LEL at time tmac (m)

198,91 0,01 227,69 305,26

Offset between release centre and cloud centre at time tmac (m)

399,32 235,45 529,18 466,3

Inverse Monin-Obukhov length (1/L) used (1/m)

0 0 0,014548 0

Mixing height used (m)

500 500 212,99 393,44

Stand. dev. of turbulent velocity invert. direction used (m/s)

0,63265 1,8979 0,88561 0,42177

Stand. dev. of turbulent velocity in horiz. direction used (m/s)

0,43475 1,3042 0,60594 0,28983

Other information Main program Effects 8.1.8.6673 Chemical database DIPPR database Chemical source DIPPR Jan2010 Chemical source date 14/09/2010

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Effects report created by ESLR2RH1F\andrea_silvasantos at 21/11/2013 10:42:05 UVCE Case description: B09_RU to ME - UVCE D3 Z1 (linked to Neutral Gas Dispersion: Explosive mass - B09_RU to ME - dispersion D3 pNew (linked to Gas Jet Fire (Chamberlain model) - B09_RU to ME - JFIRE D3 pNew)) Model: Explosion (Multi Energy model) version: 5.03 (22/11/2013) Reference: Yellow Book CPR14E 3rd Edition - Chapter 5: Vapour cloud explosions compared to: B09_RU to ME - UVCE D3 Z2 (linked to Neutral Gas Dispersion: Explosive mass - B09_RU to ME - dispersion D3 pNew (linked to Gas Jet Fire (Chamberlain model) - B09_RU to ME - JFIRE D3 pNew)) compared to: B09_RU to ME - UVCE D3 Z3 (linked to Neutral Gas Dispersion: Explosive mass - B09_RU to ME - dispersion D3 pNew (linked to Gas Jet Fire (Chamberlain model) - B09_RU to ME - JFIRE D3 pNew)) compared to: B09_RU to ME - UVCE D9 Z1 (linked to Neutral Gas Dispersion: Explosive mass - B09_RU to ME - dispersion D9 pNew (linked to Gas Jet Fire (Chamberlain model) - B09_RU to ME - JFIRE D9 pNew)) compared to: B09_RU to ME - UVCE D9 Z2 (linked to Neutral Gas Dispersion: Explosive mass - B09_RU to ME - dispersion D9 pNew (linked to Gas Jet Fire (Chamberlain model) - B09_RU to ME - JFIRE D9 pNew)) compared to: B09_RU to ME - UVCE D9 Z3 (linked to Neutral Gas Dispersion: Explosive mass - B09_RU to ME - dispersion D9 pNew (linked to Gas Jet Fire (Chamberlain model) - B09_RU to ME - JFIRE D9 pNew)) compared to: B09_RU to ME - UVCE E5 Z1 (linked to Neutral Gas Dispersion: Explosive mass - B09_RU to ME - dispersion E5 pNew (linked to Gas Jet Fire (Chamberlain model) - B09_RU to ME - JFIRE E5 pNew)) compared to: B09_RU to ME - UVCE E5 Z2 (linked to Neutral Gas Dispersion: Explosive mass - B09_RU to ME - dispersion E5 pNew (linked to Gas Jet Fire (Chamberlain model) - B09_RU to ME - JFIRE E5 pNew)) compared to: B09_RU to ME - UVCE E5 Z3 (linked to Neutral Gas Dispersion: Explosive mass - B09_RU to ME - dispersion E5 pNew (linked to Gas Jet Fire (Chamberlain model) - B09_RU to ME - JFIRE E5 pNew)) compared to: B09_RU to ME - UVCE F2 Z1 (linked to Neutral Gas Dispersion: Explosive mass - B09_RU to ME - dispersion F2 pNew (linked to Gas Jet Fire (Chamberlain model) - B09_RU to ME - JFIRE F2 pNew)) compared to: B09_RU to ME - UVCE F2 Z2 (linked to Neutral Gas Dispersion: Explosive mass - B09_RU to ME - dispersion F2 pNew (linked to Gas Jet Fire (Chamberlain model) - B09_RU to ME - JFIRE F2 pNew)) compared to: B09_RU to ME - UVCE F2 Z3 (linked to Neutral Gas Dispersion: Explosive mass - B09_RU to ME - dispersion F2 pNew (linked to Gas Jet Fire (Chamberlain model) - B09_RU to ME - JFIRE F2 pNew)) Parameters

Inputs

B09_RU to ME -UVCE D3 Z1 (linked to Neutral Gas Dispersion: Explosive mass -B09_RU to ME -dispersion D3 pNew (linked to Gas Jet Fire (Chamberlain model) -B09_RU to ME -JFIRE D3 pNew))

B09_RU to ME -UVCE D3 Z2 (linked to Neutral Gas Dispersion: Explosive mass -B09_RU to ME -dispersion D3 pNew (linked to Gas Jet Fire (Chamberlain model) -B09_RU to ME -JFIRE D3 pNew))

B09_RU to ME - UVCE D3 Z3 (linked to Neutral Gas Dispersion: Explosive mass - B09_RU to ME - dispersion D3 pNew (linked to Gas Jet Fire (Chamberlain model) - B09_RU to ME - JFIRE D3 pNew))

B09_RU to ME -UVCE D9 Z1 (linked to Neutral Gas Dispersion: Explosive mass -B09_RU to ME -dispersion D9 pNew (linked to Gas Jet Fire (Chamberlain model) -B09_RU to ME -JFIRE D9 pNew))

B09_RU to ME -UVCE D9 Z2 (linked to Neutral Gas Dispersion: Explosive mass -B09_RU to ME -dispersion D9 pNew (linked to Gas Jet Fire (Chamberlain model) -B09_RU to ME -JFIRE D9 pNew))

B09_RU to ME -UVCE D9 Z3 (linked to Neutral Gas Dispersion: Explosive mass -B09_RU to ME -dispersion D9 pNew (linked to Gas Jet Fire (Chamberlain model) -B09_RU to ME -JFIRE D9 pNew))

B09_RU to ME - UVCE E5 Z1 (linked to Neutral Gas Dispersion: Explosive mass - B09_RU to ME - dispersion E5 pNew (linked to Gas Jet Fire (Chamberlain model) - B09_RU to ME - JFIRE E5 pNew))

B09_RU to ME -UVCE E5 Z2 (linked to Neutral Gas Dispersion: Explosive mass -B09_RU to ME -dispersion E5 pNew (linked to Gas Jet Fire (Chamberlain model) -B09_RU to ME -JFIRE E5 pNew))

B09_RU to ME - UVCE E5 Z3 (linked to Neutral Gas Dispersion: Explosive mass - B09_RU to ME - dispersion E5 pNew (linked to Gas Jet Fire (Chamberlain model) - B09_RU to ME - JFIRE E5 pNew))

B09_RU to ME -UVCE F2 Z1 (linked to Neutral Gas Dispersion: Explosive mass -B09_RU to ME -dispersion F2 pNew (linked to Gas Jet Fire (Chamberlain model) -B09_RU to ME -JFIRE F2 pNew))

B09_RU to ME - UVCE F2 Z2 (linked to Neutral Gas Dispersion: Explosive mass - B09_RU to ME - dispersion F2 pNew (linked to Gas Jet Fire (Chamberlain model) - B09_RU to ME - JFIRE F2 pNew))

B09_RU to ME -UVCE F2 Z3 (linked to Neutral Gas Dispersion: Explosive mass -B09_RU to ME -dispersion F2 pNew (linked to Gas Jet Fire (Chamberlain model) -B09_RU to ME -JFIRE F2 pNew))

Chemical name (DIPPR)

METHANE (DIPPR)

METHANE (DIPPR)

METHANE (DIPPR)

METHANE (DIPPR)

METHANE (DIPPR)

METHANE (DIPPR)

METHANE (DIPPR)

METHANE (DIPPR)

METHANE (DIPPR)

METHANE (DIPPR)

METHANE (DIPPR)

METHANE (DIPPR)

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Ref: 02-901-188098-12141-Revision 2 Page E.355 of E.425

Ambient pressure (bar)

1,0151 1,0151 1,0151 1,0151 1,0151 1,0151 1,0151 1,0151 1,0151 1,0151 1,0151 1,0151

Total mass in explosive range (kg)

25245 25245 25245 10173 10173 10173 22558 22558 22558 24903 24903 24903

Fraction of flammable cloud confined (%)

8 8 8 8 8 8 8 8 8 8 8 8

Curve number

5 (Medium deflagration)

5 (Medium deflagration)

5 (Medium deflagration)

5 (Medium deflagration)

5 (Medium deflagration)

5 (Medium deflagration)

5 (Medium deflagration)

5 (Medium deflagration)

5 (Medium deflagration)

5 (Medium deflagration)

5 (Medium deflagration)

5 (Medium deflagration)

Distance from release (Xd) (m)

50 50 50 50 50 50 100 100 100 100 100 100

Offset between release point and cloud centre (m)

399,32 399,32 399,32 235,45 235,45 235,45 529,18 529,18 529,18 466,3 466,3 466,3

Threshold overpressure (mbar)

170 360 900 170 360 900 170 360 900 170 360 900

X-coordinate of release (m)

0 0 0 0 0 0 0 0 0 0 0 0

Y-coordinate of release (m)

0 0 0 0 0 0 0 0 0 0 0 0

Predefined wind direction

N N N N N N N N N N N N

Wind comes from (North = 0 degrees) (deg)

0 0 0 0 0 0 0 0 0 0 0 0

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Results

B09_RU to ME -UVCE D3 Z1 (linked to Neutral Gas Dispersion: Explosive mass -B09_RU to ME -dispersion D3 pNew (linked to Gas Jet Fire (Chamberlain model) -B09_RU to ME -JFIRE D3 pNew))

B09_RU to ME -UVCE D3 Z2 (linked to Neutral Gas Dispersion: Explosive mass -B09_RU to ME -dispersion D3 pNew (linked to Gas Jet Fire (Chamberlain model) -B09_RU to ME -JFIRE D3 pNew))

B09_RU to ME - UVCE D3 Z3 (linked to Neutral Gas Dispersion: Explosive mass - B09_RU to ME - dispersion D3 pNew (linked to Gas Jet Fire (Chamberlain model) - B09_RU to ME - JFIRE D3 pNew))

B09_RU to ME -UVCE D9 Z1 (linked to Neutral Gas Dispersion: Explosive mass -B09_RU to ME -dispersion D9 pNew (linked to Gas Jet Fire (Chamberlain model) -B09_RU to ME -JFIRE D9 pNew))

B09_RU to ME -UVCE D9 Z2 (linked to Neutral Gas Dispersion: Explosive mass -B09_RU to ME -dispersion D9 pNew (linked to Gas Jet Fire (Chamberlain model) -B09_RU to ME -JFIRE D9 pNew))

B09_RU to ME -UVCE D9 Z3 (linked to Neutral Gas Dispersion: Explosive mass -B09_RU to ME -dispersion D9 pNew (linked to Gas Jet Fire (Chamberlain model) -B09_RU to ME -JFIRE D9 pNew))

B09_RU to ME - UVCE E5 Z1 (linked to Neutral Gas Dispersion: Explosive mass - B09_RU to ME - dispersion E5 pNew (linked to Gas Jet Fire (Chamberlain model) - B09_RU to ME - JFIRE E5 pNew))

B09_RU to ME -UVCE E5 Z2 (linked to Neutral Gas Dispersion: Explosive mass -B09_RU to ME -dispersion E5 pNew (linked to Gas Jet Fire (Chamberlain model) -B09_RU to ME -JFIRE E5 pNew))

B09_RU to ME - UVCE E5 Z3 (linked to Neutral Gas Dispersion: Explosive mass - B09_RU to ME - dispersion E5 pNew (linked to Gas Jet Fire (Chamberlain model) - B09_RU to ME - JFIRE E5 pNew))

B09_RU to ME -UVCE F2 Z1 (linked to Neutral Gas Dispersion: Explosive mass -B09_RU to ME -dispersion F2 pNew (linked to Gas Jet Fire (Chamberlain model) -B09_RU to ME -JFIRE F2 pNew))

B09_RU to ME - UVCE F2 Z2 (linked to Neutral Gas Dispersion: Explosive mass - B09_RU to ME - dispersion F2 pNew (linked to Gas Jet Fire (Chamberlain model) - B09_RU to ME - JFIRE F2 pNew))

B09_RU to ME -UVCE F2 Z3 (linked to Neutral Gas Dispersion: Explosive mass -B09_RU to ME -dispersion F2 pNew (linked to Gas Jet Fire (Chamberlain model) -B09_RU to ME -JFIRE F2 pNew))

Confined mass in explosive range (kg)

2019,6 2019,6 2019,6 813,87 813,87 813,87 1804,6 1804,6 1804,6 1992,3 1992,3 1992,3

Total combustion energy (MJ)

1,0104E05

1,0104E05

1,0104E05

40719 40719 40719 90286 90286 90286 99675 99675 99675

Peak overpressure at Xd (mbar)

206,07 206,07 206,07 179,26 179,26 179,26 116,86 116,86 116,86 120,84 120,84 120,84

Peak dynamic pressure at Xd (mbar)

67,816 67,816 67,816 35,059 35,059 35,059 13 13 13 14,011 14,011 14,011

Pressure impulse at Xd (Pa*s)

2172 2172 2172 1311,6 1311,6 1311,6 1132,7 1132,7 1132,7 1208,3 1208,3 1208,3

Positive phase duration at Xd (ms)

210,81 210,81 210,81 146,33 146,33 146,33 193,87 193,87 193,87 199,98 199,98 199,98

Dist. from

71,543 -1E100 -1E100 52,845 -1E100 -1E100 68,909 -1E100 -1E100 71,219 -1E100 -1E100

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center mass of cloud at threshold overpressure (m) Blast-wave shape at Xd

Pressure wave

Pressure wave

Pressure wave

Pressure wave

Pressure wave

Pressure wave

Pressure wave

Pressure wave

Pressure wave

Pressure wave

Pressure wave

Pressure wave

Damage (general description) at Xd

Moderate damage (Zone C: 17 - 35 kPa).

Moderate damage (Zone C: 17 - 35 kPa).

Moderate damage (Zone C: 17 - 35 kPa).

Moderate damage (Zone C: 17 - 35 kPa).

Moderate damage (Zone C: 17 - 35 kPa).

Moderate damage (Zone C: 17 - 35 kPa).

Minor damage (Zone D: 3.5 - 17 kPa).

Minor damage (Zone D: 3.5 - 17 kPa).

Minor damage (Zone D: 3.5 - 17 kPa).

Minor damage (Zone D: 3.5 - 17 kPa).

Minor damage (Zone D: 3.5 - 17 kPa).

Minor damage (Zone D: 3.5 - 17 kPa).

Damage to brick houses at Xd

Not habitable without major repair works. Partial roof failures, 25% of all brick walls have failed, serious damage to the remaining carrying elements. Damage to windowframes and doors (7-15 kPa).

Not habitable without major repair works. Partial roof failures, 25% of all brickwalls have failed, serious damage to the remaining carrying elements. Damage to windowframes and doors (7-15 kPa).

Not habitable without major repair works. Partial roof failures, 25% of all brick walls have failed, serious damage to the remaining carrying elements. Damage to windowframes and doors (7-15 kPa).

Not habitable without major repair works. Partial roof failures, 25% of all brick walls have failed, serious damage to the remaining carrying elements. Damage to windowframes and doors (7-15 kPa).

Not habitable without major repair works. Partial roof failures, 25% of all brick walls have failed, serious damage to the remaining carrying elements. Damage to windowframes and doors (7-15 kPa).

Not habitable without major repair works. Partial roof failures, 25% of all brick walls have failed, serious damage to the remaining carrying elements. Damage to windowframes and doors (7-15 kPa).

Not habitable without major repair works. Partial roof failures, 25% of all brick walls have failed, serious damage to the remaining carrying elements. Damage to windowframes and doors (7-15 kPa).

Not habitable without major repair works. Partial roof failures, 25% of all brick walls have failed, serious damage to the remaining carrying elements. Damage to windowframes and doors (7-15 kPa).

Not habitable without major repair works. Partial roof failures, 25% of all brick walls have failed, serious damage to the remaining carrying elements. Damage to windowframes and doors (7-15 kPa).

Not habitable without major repair works. Partial roof failures, 25% of all brick walls have failed, serious damage to the remaining carrying elements. Damage to windowframes and doors (7-15 kPa).

Not habitable without major repair works. Partial roof failures, 25% of all brick walls have failed, serious damage to the remaining carrying elements. Damage to windowframes and doors (7-15 kPa).

Not habitable without major repair works. Partial roof failures, 25% of all brick walls have failed, serious damage to the remaining carrying elements. Damage to windowframes and doors (7-15 kPa).

Damage to typical American-style houses at Xd

Moderate to minor damage. Deformed walls and doors; failure of joints. Doors and window

Moderate to minor damage. Deformed walls and doors; failure of joints. Doors and window

Moderate to minor damage. Deformed walls and doors; failure of joints. Doors and window

Moderate to minor damage. Deformed walls and doors; failure of joints. Doors and window

Moderate to minor damage. Deformed walls and doors; failure of joints. Doors and window

Moderate to minor damage. Deformed walls and doors; failure of joints. Doors and window

Minor damage. Comparable to a damage due to a storm; wooden walls fail, breakage of windows

Minor damage. Comparable to a damage due to a storm; wooden walls fail, breakage of windows

Minor damage. Comparable to a damage due to a storm; wooden walls fail, breakage of windows

Minor damage. Comparable to a damage due to a storm; wooden walls fail, breakage of windows

Minor damage. Comparable to a damage due to a storm; wooden walls fail, breakage of windows

Minor damage. Comparable to a damage due to a storm; wooden walls fail, breakage of windows

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frames have failed. Wall covering has fallen down (15 kPa).

frames have failed. Wall covering has fallen down (15 kPa).

frames have failed. Wall covering has fallen down (15 kPa).

frames have failed. Wall covering has fallen down (15 kPa).

frames have failed. Wall covering has fallen down (15 kPa).

frames have failed. Wall covering has fallen down (15 kPa).

(7-10 kPa).

(7-10 kPa).

(7-10 kPa).

(7-10 kPa).

(7-10 kPa).

(7-10 kPa).

Damage to structures (empirical) at Xd

Collapse of steel frames and displacement of foundation (20 kPa). Industrial steel self-framing structure collapsed (20-30 kPa). Cracking in empty oil-storage tanks (20-30 kPa). Slight deformation of a pipe-bridge (20-30 kPa). Large trees have fallen down (20-40 kPa). Walls made of concrete blocks have collapsed (15-20). Minor damage to steel frames (8-10 kPa).

Collapse of steel frames and displacement of foundation (20 kPa). Industrial steel self-framing structure collapsed (20-30 kPa). Cracking in empty oil-storage tanks (20-30 kPa). Slight deformation of a pipe-bridge (20-30 kPa). Large trees have fallen down (20-40 kPa). Walls made of concrete blocks have collapsed (15-20). Minor damage to steel frames (8-10 kPa).

Collapse of steel frames and displacement of foundation (20 kPa). Industrial steel self-framing structure collapsed (20-30 kPa). Cracking in empty oil-storage tanks (20-30 kPa). Slight deformation of a pipe-bridge (20-30 kPa). Large trees have fallen down (20-40 kPa). Walls made of concrete blocks have collapsed (15-20). Minor damage to steel frames (8-10 kPa).

Walls made of concrete blocks have collapsed (15-20). Minor damage to steel frames (8-10 kPa). Connections between steel or aluminium ondulated plates have failed 7-14 kPa). The roof of a storage tank has collapsed (7 kPa).

Walls made of concrete blocks have collapsed (15-20). Minor damage to steel frames (8-10 kPa). Connections between steel or aluminium ondulated plates have failed 7-14 kPa). The roof of a storage tank has collapsed (7 kPa).

Walls made of concrete blocks have collapsed (15-20). Minor damage to steel frames (8-10 kPa). Connections between steel or aluminium ondulated plates have failed 7-14 kPa). The roof of a storage tank has collapsed (7 kPa).

Minor damage to steel frames (8-10 kPa). Connections between steel or aluminium ondulated plates have failed 7-14 kPa). The roof of a storage tank has collapsed (7 kPa).

Minor damage to steel frames (8-10 kPa). Connections between steel or aluminium ondulated plates have failed 7-14 kPa). The roof of a storage tank has collapsed (7 kPa).

Minor damage to steel frames (8-10 kPa). Connections between steel or aluminium ondulated plates have failed 7-14 kPa). The roof of a storage tank has collapsed (7 kPa).

Minor damage to steel frames (8-10 kPa). Connections between steel or aluminium ondulated plates have failed 7-14 kPa). The roof of a storage tank has collapsed (7 kPa).

Minor damage to steel frames (8-10 kPa). Connections between steel or aluminium ondulated plates have failed 7-14 kPa). The roof of a storage tank has collapsed (7 kPa).

Minor damage to steel frames (8-10 kPa). Connections between steel or aluminium ondulated plates have failed 7-14 kPa). The roof of a storage tank has collapsed (7 kPa).

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Ref: 02-901-188098-12141-Revision 2 Page E.359 of E.425

Connections between steel or aluminium ondulated plates have failed 7-14 kPa). The roof of a storage tank has collapsed (7 kPa).

Connections between steel or aluminium ondulated plates have failed 7-14 kPa). The roof of a storage tank has collapsed (7 kPa).

Connections between steel or aluminium ondulated plates have failed 7-14 kPa). The roof of a storage tank has collapsed (7 kPa).

Other information Main program Effects 8.1.8.6673 Chemical database DIPPR database Chemical source DIPPR Jan2010 Chemical source date 14/09/2010 Effects report created by ESLR2RH1F\andrea_silvasantos at 22/11/2013 11:13:33 UVCE ED Case description: B09_RU to ME - UVCE D3 ED (linked to Neutral Gas Dispersion: Explosive mass - B09_RU to ME - dispersion D3 pNew (linked to Gas Jet Fire (Chamberlain model) - B09_RU to ME - JFIRE D3 pNew)) Model: Explosion (Multi Energy model) version: 5.03 (15/11/2013) Reference: Yellow Book CPR14E 3rd Edition - Chapter 5: Vapour cloud explosions compared to: B09_RU to ME - UVCE D9 ED (linked to Neutral Gas Dispersion: Explosive mass - B09_RU to ME - dispersion D9 pNew (linked to Gas Jet Fire (Chamberlain model) - B09_RU to ME - JFIRE D9 pNew)) compared to: B09_RU to ME - UVCE E5 ED (linked to Neutral Gas Dispersion: Explosive mass - B09_RU to ME - dispersion E5 pNew (linked to Gas Jet Fire (Chamberlain model) - B09_RU to ME - JFIRE E5 pNew)) compared to: B09_RU to ME - UVCE F2 ED (linked to Neutral Gas Dispersion: Explosive mass - B09_RU to ME - dispersion F2 pNew (linked to Gas Jet Fire (Chamberlain model) - B09_RU to ME - JFIRE F2 pNew)) Parameters

Inputs

B09_RU to ME - UVCE D3 ED (linked to Neutral Gas Dispersion: Explosive mass -B09_RU to ME - dispersion D3 pNew (linked to Gas Jet Fire (Chamberlain model) -B09_RU to ME - JFIRE D3 pNew))

B09_RU to ME - UVCE D9 ED (linked to Neutral Gas Dispersion: Explosive mass - B09_RU to ME -dispersion D9 pNew (linked to Gas Jet Fire (Chamberlain model) -B09_RU to ME - JFIRE D9 pNew))

B09_RU to ME -UVCE E5 ED (linked to Neutral Gas Dispersion: Explosive mass - B09_RU to ME - dispersion E5 pNew (linked to Gas Jet Fire (Chamberlain model) - B09_RU to ME - JFIRE E5 pNew))

B09_RU to ME -UVCE F2 ED (linked to Neutral Gas Dispersion: Explosive mass - B09_RU to ME - dispersion F2 pNew (linked to Gas Jet Fire (Chamberlain model) - B09_RU to ME - JFIRE F2 pNew))

Chemical name (DIPPR)

METHANE (DIPPR) METHANE (DIPPR) METHANE (DIPPR) METHANE (DIPPR)

Ambient pressure (bar)

1,0151 1,0151 1,0151 1,0151

Total mass in explosive range (kg)

25245 10173 22558 24903

Fraction of flammable cloud confined (%)

8 8 8 8

Curve number 5 (Medium deflagration) 5 (Medium deflagration) 5 (Medium deflagration)

5 (Mediumdeflagration)

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Ref: 02-901-188098-12141-Revision 2 Page E.360 of E.425

Distance from release (Xd) (m)

50 50 100 100

Offset between release point and cloud centre (m)

399,32 235,45 529,18 466,3

Threshold overpressure (mbar)

160 160 160 160

X-coordinate of release (m)

0 0 0 0

Y-coordinate of release (m)

0 0 0 0

Predefined wind direction

N N N N

Wind comes from (North = 0 degrees) (deg)

0 0 0 0

Results

B09_RU to ME - UVCE D3 ED (linked to Neutral Gas Dispersion: Explosive mass -B09_RU to ME - dispersion D3 pNew (linked to Gas Jet Fire (Chamberlain model) -B09_RU to ME - JFIRE D3 pNew))

B09_RU to ME - UVCE D9 ED (linked to Neutral Gas Dispersion: Explosive mass - B09_RU to ME -dispersion D9 pNew (linked to Gas Jet Fire (Chamberlain model) -B09_RU to ME - JFIRE D9 pNew))

B09_RU to ME -UVCE E5 ED (linked to Neutral Gas Dispersion: Explosive mass - B09_RU to ME - dispersion E5 pNew (linked to Gas Jet Fire (Chamberlain model) - B09_RU to ME - JFIRE E5 pNew))

B09_RU to ME -UVCE F2 ED (linked to Neutral Gas Dispersion: Explosive mass - B09_RU to ME - dispersion F2 pNew (linked to Gas Jet Fire (Chamberlain model) - B09_RU to ME - JFIRE F2 pNew))

Confined mass in explosive range (kg)

2019,6 813,87 1804,6 1992,3

Total combustion energy (MJ)

1,0104E05 40719 90286 99675

Peak overpressure at Xd (mbar)

206,07 179,26 116,86 120,84

Peak dynamic pressure at Xd (mbar)

67,816 35,059 13 14,011

Pressure impulse at Xd (Pa*s)

2172 1311,6 1132,7 1208,3

Positive phase duration at Xd (ms)

210,81 146,33 193,87 199,98

Dist. from center mass of cloud at threshold overpressure (m)

76,086 56,2 73,284 75,741

Blast-wave shape at Xd

Pressure wave Pressure wave Pressure wave Pressure wave

Damage (general description) at Xd

Moderate damage (Zone C: 17 - 35 kPa).

Moderate damage (Zone C: 17 - 35 kPa).

Minor damage (Zone D: 3.5 - 17 kPa).

Minor damage (Zone D: 3.5 - 17 kPa).

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Damage to brick houses at Xd

Not habitable without major repair works. Partial roof failures, 25% of all brick walls have failed, serious damage to the remaining carrying elements. Damage to windowframes and doors (7-15 kPa).

Not habitable without major repair works. Partial roof failures, 25% of all brick walls have failed, serious damage to the remaining carrying elements. Damage to windowframes and doors (7-15 kPa).

Not habitable without major repair works. Partial roof failures, 25% of all brick walls have failed, serious damage to the remaining carrying elements. Damage to windowframes and doors (7-15 kPa).

Not habitable without major repair works. Partial roof failures, 25% of all brick walls have failed, serious damage to the remaining carrying elements. Damage to windowframes and doors (7-15 kPa).

Damage to typical American-style houses at Xd

Moderate to minor damage. Deformed walls and doors; failure of joints. Doors and window frames have failed. Wall covering has fallen down (15 kPa).

Moderate to minor damage. Deformed walls and doors; failure of joints. Doors and window frames have failed. Wall covering has fallen down (15 kPa).

Minor damage. Comparable to a damage due to a storm; wooden walls fail, breakage of windows (7-10 kPa).

Minor damage. Comparable to a damage due to a storm; wooden walls fail, breakage of windows (7-10 kPa).

Damage to structures (empirical) at Xd

Collapse of steel frames and displacement of foundation (20 kPa). Industrial steel self-framing structure collapsed (20-30 kPa). Cracking in empty oil-storage tanks (20-30 kPa). Slight deformation of a pipe-bridge (20-30 kPa). Large trees have fallen down (20-40 kPa). Walls made of concrete blocks have collapsed (15-20). Minor damage to steel frames (8-10 kPa). Connections between steel or aluminium ondulated plates have failed 7-14 kPa). The roof of a storage tank has collapsed (7 kPa).

Walls made of concrete blocks have collapsed (15-20). Minor damage to steel frames (8-10 kPa). Connections between steel or aluminium ondulated plates have failed 7-14 kPa). The roof of a storage tank has collapsed (7 kPa).

Minor damage to steel frames (8-10 kPa). Connections between steel or aluminium ondulated plates have failed 7-14 kPa). The roof of a storage tank has collapsed (7 kPa).

Minor damage to steel frames (8-10 kPa). Connections between steel or aluminium ondulated plates have failed 7-14 kPa). The roof of a storage tank has collapsed (7 kPa).

Other information Main program Effects 8.1.8.6673 Chemical database DIPPR database Chemical source DIPPR Jan2010 Chemical source date 14/09/2010 Effects report created by ESLR2RH1F\andrea_silvasantos at 15/11/2013 10:03:46 PFIRE NO THERMAL RADIATION EFFECTS

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B.10 JFIRE Case description: B10_tank to BOC - JFIRE D3 not realistic Model: Gas Jet Fire (Chamberlain model) version: 5.12 (25/06/2013) Reference: Chamberlain, G.A., Development in design methods for predicting thermal radiation from flares~Chem. Eng. Res. Des. Vol.65 July 1987 pagina 299 - 309~ compared to: B10_tank to BOC - JFIRE D9 not realistic compared to: B10_tank to BOC - JFIRE E5 not realistic compared to: B10_tank to BOC - JFIRE F2 not realistic Parameters

Inputs B10_tank to BOC -JFIRE D3 not realistic

B10_tank to BOC - JFIRE D9 not realistic

B10_tank to BOC -JFIRE E5 not realistic

B10_tank to BOC -JFIRE F2 not realistic

Chemical name (DIPPR) METHANE (DIPPR) METHANE (DIPPR) METHANE (DIPPR) METHANE (DIPPR)

Type of release Release from vessel through (a hole in) pipe

Release from vessel through (a hole in) pipe

Release from vessel through (a hole in) pipe

Release from vessel through (a hole in) pipe

Pipeline length (m) 25000 25000 25000 25000 Pipeline diameter (inch) 6 6 6 6 Pipeline roughness (mm) 0,045 0,045 0,045 0,045 Hole diameter (inch) 6 6 6 6 Hole rounding Rounded edges Rounded edges Rounded edges Rounded edges Discharge coefficient (-) 1 1 1 1 Initial temperature in vessel (°C)

19 19 19 19

Initial (absolute) pressure in vessel (bar)

15 15 15 15

Outflow angle in XZ plane (0°=horizontal; 90°=vertical) (deg)

0 0 0 0

Release height (Stack height) (m)

40 40 40 40

Wind speed at 10 m height (m/s)

3 9 5 2

Ambient temperature (°C) 19 19 19 19 Ambient relative humidity (%)

75 75 75 75

Flame temperature (°C) 1500 1500 1500 1500 Amount of CO2 in atmosphere (%)

0,03 0,03 0,03 0,03

Percentage of the flame covered by soot (%)

0 0 0 0

Distance from release (Xd) (m)

100 100 100 100

X-coordinate of release (m) 0 0 0 0 Y-coordinate of release (m) 0 0 0 0 Predefined wind direction N N N N Wind comes from (North = 0 degrees) (deg)

0 0 0 0

Results B10_tank to BOC -JFIRE D3 not realistic

B10_tank to BOC - JFIRE D9 not realistic

B10_tank to BOC -JFIRE E5 not realistic

B10_tank to BOC -JFIRE F2 not realistic

Initial source strength (kg/s) 1,4993 1,4993 1,4993 1,4993 Type of flow of the jet Choked flow Choked flow Choked flow Choked flow Exit velocity of expanding jet (m/s)

777,61 777,61 777,61 777,61

Angle between hole and flame axis (alpha) (deg)

1,1355 5,7196 2,3395 0,66464

Frustum lift off height (b) (m) 2,9808 2,0302 2,4702 3,4104 Width of frustum base (W1) (m)

0,043405 0,041467 0,042632 0,047204

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Width of frustum tip (W2) (m)

4,4851 3,9538 4,0705 4,8931

Length of frustum (flame) (Rl) (m)

13,022 10,508 11,431 14,471

Tilt angle central axis flare (alpha_b) (deg)

0,924 4,7943 1,9238 0,53788

Surface area of frustum (m2)

109,77 79,355 88,005 132,66

Surface area of a cylinder (m2)

100,68 72,212 80,496 121,88

Surface emissive power (max) (kW/m2)

94,649 131,97 118,38 78,188

Surface emissive power (actual) (kW/m2)

94,649 131,97 118,38 78,188

Atmospheric transmissivity (%)

78,093 78,044 78,065 78,118

View factor (%) 0,051111 0,030187 0,038164 0,064714 Heat radiation at Xd (kW/m2)

0,03786 0,031165 0,035345 0,039616

Other information Main program Effects 8.1.8.6673 Chemical database DIPPR database Chemical source DIPPR Jan2010 Chemical source date 14/09/2010 Effects report created by ESLR2RH1F\andrea_silvasantos at 21/11/2013 10:42:44 UVCE NO MASS IN EXPLOSIVE RANGE UVCE ED NO MASS IN EXPLOSIVE RANGE PFIRE NO THERMAL RADIATION EFFECTS B.11 JFIRE Case description: B11_tank to BOC - JFIRE D3 not realistic Model: Gas Jet Fire (Chamberlain model) version: 5.12 (25/06/2013) Reference: Chamberlain, G.A., Development in design methods for predicting thermal radiation from flares~Chem. Eng. Res. Des. Vol.65 July 1987 pagina 299 - 309~ compared to: B11_tank to BOC - JFIRE D9 not realistic compared to: B11_tank to BOC - JFIRE E5 not realistic compared to: B11_tank to BOC - JFIRE F2 not realistic Parameters

Inputs B11_tank to BOC - JFIRE D3 not realistic

B11_tank to BOC - JFIRE D9 not realistic

B11_tank to BOC - JFIRE E5 not realistic

B11_tank to BOC - JFIRE F2 not realistic

B11_tank to BOC - JFIRE D3 not realistic copy

Chemical name (DIPPR)

METHANE (DIPPR)

METHANE (DIPPR)

METHANE (DIPPR)

METHANE (DIPPR)

METHANE (DIPPR)

Type of release Release from vessel through (a hole in) pipe

Release from vessel through (a hole in) pipe

Release from vessel through (a hole in) pipe

Release from vessel through (a hole in) pipe

Release from vessel through (a hole in) pipe

Pipeline length (m) 25000 25000 25000 25000 25000 Pipeline diameter (inch) 6 6 6 6 6 Pipeline roughness (mm)

0,045 0,045 0,045 0,045 0,045

Hole diameter (inch) 6 6 6 6 6 Hole rounding Rounded edges Rounded edges Rounded edges Rounded edges Rounded edges Discharge coefficient (-) 1 1 1 1 1 Initial temperature in vessel (°C)

19 19 19 19 19

Initial (absolute) 15 15 15 15 38

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pressure in vessel (bar) Outflow angle in XZ plane (0°=horizontal; 90°=vertical) (deg)

0 0 0 0 0

Release height (Stack height) (m)

40 40 40 40 40

Wind speed at 10 m height (m/s)

3 9 5 2 3

Ambient temperature (°C)

19 19 19 19 19

Ambient relative humidity (%)

75 75 75 75 75

Flame temperature (°C) 1500 1500 1500 1500 1500 Amount of CO2 in atmosphere (%)

0,03 0,03 0,03 0,03 0,03

Percentage of the flame covered by soot (%)

0 0 0 0 0

Distance from release (Xd) (m)

100 100 100 100 100

X-coordinate of release (m)

0 0 0 0 0

Y-coordinate of release (m)

0 0 0 0 0

Predefined wind direction

N N N N N

Wind comes from (North = 0 degrees) (deg)

0 0 0 0 0

Results B11_tank to BOC - JFIRE D3 not realistic

B11_tank to BOC - JFIRE D9 not realistic

B11_tank to BOC - JFIRE E5 not realistic

B11_tank to BOC - JFIRE F2 not realistic

B11_tank to BOC - JFIRE D3 not realistic copy

Initial source strength (kg/s)

1,4993 1,4993 1,4993 1,4993 3,9424

Type of flow of the jet Choked flow Choked flow Choked flow Choked flow Choked flow Exit velocity of expanding jet (m/s)

777,61 777,61 777,61 777,61 859,76

Angle between hole and flame axis (alpha) (deg)

1,1355 5,7196 2,3395 0,66464 0,53242

Frustum lift off height (b) (m)

2,9808 2,0302 2,4702 3,4104 4,5221

Width of frustum base (W1) (m)

0,043405 0,041467 0,042632 0,047204 0,060633

Width of frustum tip (W2) (m)

4,4851 3,9538 4,0705 4,8931 6,7133

Length of frustum (flame) (Rl) (m)

13,022 10,508 11,431 14,471 19,592

Tilt angle central axis flare (alpha_b) (deg)

0,924 4,7943 1,9238 0,53788 0,43257

Surface area of frustum (m2)

109,77 79,355 88,005 132,66 246,85

Surface area of a cylinder (m2)

100,68 72,212 80,496 121,88 226,48

Surface emissive power (max) (kW/m2)

94,649 131,97 118,38 78,188 107,18

Surface emissive power (actual) (kW/m2)

94,649 131,97 118,38 78,188 107,18

Atmospheric transmissivity (%)

78,093 78,044 78,065 78,118 78,312

View factor (%) 0,051111 0,030187 0,038164 0,064714 0,13592 Heat radiation at Xd (kW/m2)

0,03786 0,031165 0,035345 0,039616 0,11437

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Other information Main program Effects 8.1.8.6673 Chemical database DIPPR database Chemical source DIPPR Jan2010 Chemical source date 14/09/2010 Effects report created by ESLR2RH1F\andrea_silvasantos at 21/11/2013 10:43:32 UVCE NO MASS IN EXPLOSIVE RANGE UVCE ED NO MASS IN EXPLOSIVE RANGE PFIRE NO THERMAL RADIATION EFFECTS

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B.12 JFIRE Case description: B12_BOC to Liquifier - modified not realistic D3 Model: Gas Jet Fire (Chamberlain model) version: 5.12 (25/06/2013) Reference: Chamberlain, G.A., Development in design methods for predicting thermal radiation from flares~Chem. Eng. Res. Des. Vol.65 July 1987 pagina 299 - 309~ compared to: B12_BOC to Liquifier - modified not realistic D9 compared to: B12_BOC to Liquifier - modified not realistic E5 compared to: B12_BOC to Liquifier - modified not realistic F2 Parameters

Inputs B12_BOC to Liquifier - modified not realistic D3

B12_BOC to Liquifier - modified not realistic D9

B12_BOC to Liquifier - modified not realistic E5

B12_BOC to Liquifier - modified not realistic F2

Chemical name (DIPPR) METHANE (DIPPR) METHANE (DIPPR) METHANE (DIPPR) METHANE (DIPPR)

Type of release Release from vessel through (a hole in) pipe

Release from vessel through (a hole in) pipe

Release from vessel through (a hole in) pipe

Release from vessel through (a hole in) pipe

Pipeline length (m) 25000 25000 25000 25000 Pipeline diameter (inch) 6 6 6 6 Pipeline roughness (mm) 0,045 0,045 0,045 0,045 Hole diameter (inch) 6 6 6 6 Hole rounding Rounded edges Rounded edges Rounded edges Rounded edges Discharge coefficient (-) 1 1 1 1 Initial temperature in vessel (°C)

19 19 19 19

Initial (absolute) pressure in vessel (bar)

15 15 15 15

Outflow angle in XZ plane (0°=horizontal; 90°=vertical) (deg)

0 0 0 0

Release height (Stack height) (m)

40 40 40 40

Wind speed at 10 m height (m/s)

3 9 5 2

Ambient temperature (°C) 19 19 19 19 Ambient relative humidity (%)

75 75 75 75

Flame temperature (°C) 1500 1500 1500 1500 Amount of CO2 in atmosphere (%)

0,03 0,03 0,03 0,03

Percentage of the flame covered by soot (%)

0 0 0 0

Distance from release (Xd) (m)

100 100 100 100

X-coordinate of release (m) 0 0 0 0 Y-coordinate of release (m) 0 0 0 0 Predefined wind direction N N N N Wind comes from (North = 0 degrees) (deg)

0 0 0 0

Results B12_BOC to Liquifier - modified not realistic D3

B12_BOC to Liquifier - modified not realistic D9

B12_BOC to Liquifier - modified not realistic E5

B12_BOC to Liquifier - modified not realistic F2

Initial source strength (kg/s) 1,4993 1,4993 1,4993 1,4993 Type of flow of the jet Choked flow Choked flow Choked flow Choked flow Exit velocity of expanding jet (m/s)

777,61 777,61 777,61 777,61

Angle between hole and flame axis (alpha) (deg)

1,1355 5,7196 2,3395 0,66464

Frustum lift off height (b) (m)

2,9808 2,0302 2,4702 3,4104

Width of frustum base (W1) 0,043405 0,041467 0,042632 0,047204

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(m) Width of frustum tip (W2) (m)

4,4851 3,9538 4,0705 4,8931

Length of frustum (flame) (Rl) (m)

13,022 10,508 11,431 14,471

Tilt angle central axis flare (alpha_b) (deg)

0,924 4,7943 1,9238 0,53788

Surface area of frustum (m2)

109,77 79,355 88,005 132,66

Surface area of a cylinder (m2)

100,68 72,212 80,496 121,88

Surface emissive power (max) (kW/m2)

94,649 131,97 118,38 78,188

Surface emissive power (actual) (kW/m2)

94,649 131,97 118,38 78,188

Atmospheric transmissivity (%)

78,093 78,044 78,065 78,118

View factor (%) 0,051111 0,030187 0,038164 0,064714 Heat radiation at Xd (kW/m2)

0,03786 0,031165 0,035345 0,039616

Other information Main program Effects 8.1.8.6673 Chemical database DIPPR database Chemical source DIPPR Jan2010 Chemical source date 14/09/2010 Effects report created by ESLR2RH1F\andrea_silvasantos at 21/11/2013 10:58:36 FLASHF Case description: B12_BOC to Liquifier - modified not realistic DISPERSION D3 (linked to Gas Jet Fire (Chamberlain model) - B12_BOC to Liquifier - modified not realistic D3) Model: Neutral Gas Dispersion: Explosive mass version: 5.14 (25/06/2013) Reference: Yellow Book (CPR-14E), 3rd edition 1997, Chapter 4 compared to: B12_BOC to Liquifier - modified not realistic DISPERSION D9 (linked to Gas Jet Fire (Chamberlain model) - B12_BOC to Liquifier - modified not realistic D3) compared to: B12_BOC to Liquifier - modified not realistic DISPERSION E5 (linked to Gas Jet Fire (Chamberlain model) - B12_BOC to Liquifier - modified not realistic D3) compared to: B12_BOC to Liquifier - modified not realistic DISPERSION F2 (linked to Gas Jet Fire (Chamberlain model) - B12_BOC to Liquifier - modified not realistic D3) Parameters

Inputs

B12_BOC to Liquifier -modified not realistic DISPERSION D3 (linked to Gas Jet Fire (Chamberlain model) -B12_BOC to Liquifier -modified not realistic D3)

B12_BOC to Liquifier -modified not realistic DISPERSION D9 (linked to Gas Jet Fire (Chamberlain model) -B12_BOC to Liquifier -modified not realistic D3)

B12_BOC to Liquifier -modified not realistic DISPERSION E5 (linked to Gas Jet Fire (Chamberlain model) -B12_BOC to Liquifier -modified not realistic D3)

B12_BOC to Liquifier -modified not realistic DISPERSION F2 (linked to Gas Jet Fire (Chamberlain model) -B12_BOC to Liquifier -modified not realistic D3)

Chemical name (DIPPR)

METHANE (DIPPR) METHANE (DIPPR) METHANE (DIPPR) METHANE (DIPPR)

Type of release Continuous Continuous Continuous Continuous Total mass released (kg)

Mass flow rate of the source (kg/s)

1,4993 1,4993 1,4993 1,4993

Duration of the release (s)

X-coordinate of release (m)

0 0 0 0

Y-coordinate of release (m)

0 0 0 0

Z-coordinate (height) of release

0 0 0 0

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(m) Length source in wind (x) direction (m)

0 0 0 0

Length source in crosswind (y) direction (m)

0 0 0 0

Length source in vertical (z) direction (m)

0 0 0 0

Ambient temperature (°C)

19 19 19 19

Meteorological data

Pasquill Pasquill Pasquill Pasquill

Pasquill stability class

D (Neutral) D (Neutral) E (Stable) F (Very Stable)

Wind speed at 10 m height (m/s)

3 9 5 2

Latitude of the location (deg)

51 51 51 51

Inverse Monin-Obukhov length (1/L) (1/m)

Mixing height (m) Stand. dev. of turbulent velocity in vertical direction (m/s)

Stand. dev. of turbulent velocity in horizontal direction (m/s)

Roughness length description

High crops; scattered large objects, 15 < x/h < 20.

High crops; scattered large objects, 15 < x/h < 20.

High crops; scattered large objects, 15 < x/h < 20.

High crops; scattered large objects, 15 < x/h < 20.

Predefined wind direction

N N N N

Wind comes from (North = 0 degrees) (deg)

0 0 0 0

Time t after start release (s)

Concentration averaging time (s)

20 20 20 20

Integration tolerance (%)

0,1 0,1 0,1 0,1

Resolution of the time consuming graphs

Results

B12_BOC to Liquifier -modified not realistic DISPERSION D3 (linked to Gas Jet Fire (Chamberlain model) -B12_BOC to Liquifier -modified not realistic D3)

B12_BOC to Liquifier -modified not realistic DISPERSION D9 (linked to Gas Jet Fire (Chamberlain model) -B12_BOC to Liquifier -modified not realistic D3)

B12_BOC to Liquifier -modified not realistic DISPERSION E5 (linked to Gas Jet Fire (Chamberlain model) -B12_BOC to Liquifier -modified not realistic D3)

B12_BOC to Liquifier -modified not realistic DISPERSION F2 (linked to Gas Jet Fire (Chamberlain model) -B12_BOC to Liquifier -modified not realistic D3)

Explosive mass at time t (kg)

9,1894 1,555 6,0631 47,811

Height to LEL at time t (m)

3,2 2 2,4 3,3

Length of cloud 32,44 16,38 35,9 114,1

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(between LEL) at time t (m) Width of cloud (between LEL) at time t (m)

2,5029 1,351 2,0542 3,7754

Offset between release location and LEL at time t (m)

0,01 0,01 0,01 0,01

Maximum explosive mass (kg)

9,1894 1,555 6,0631 47,811

...at time tmem (s) 0 0 0 0 Start time where 95% of maximum of explosive mass is reached (s)

0 0 0 0

Time where explosive mass starts decreasing below 95% of max (s)

0 0 0 0

Length of cloud (between LEL) at time tmem (m)

32,44 16,38 35,9 114,1

Width of cloud (between LEL) at time tmem (m)

2,5029 1,351 2,0542 3,7754

Offset between release location and LEL at time tmem (m)

0,01 0,01 0,01 0,01

Maximum area of explosive cloud (m2)

64,445 17,673 58,213 336,1

...at time tmac (s) 0 0 0 0 Explosive mass at time tmac (kg)

9,1894 1,555 6,0631 47,811

Length of cloud (between LEL) at time tmac (m)

32,44 16,38 35,9 114,1

Width of cloud (between LEL) at time tmac (m)

2,5029 1,351 2,0542 3,7754

Offset between release location and LEL at time tmac (m)

0,01 0,01 0,01 0,01

Offset between release centre and cloud centre at time tmac (m)

16,23 8,2 17,96 57,06

Inverse Monin-Obukhov length (1/L) used (1/m)

0 0 0,014548 0,060302

Mixing height used (m)

500 500 212,99 53,896

Stand. dev. of turbulent velocity in vert. direction used (m/s)

0,63265 1,8979 0,88561 0,23504

Stand. dev. of turbulent velocity

0,43475 1,3042 0,60594 0,16082

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in horiz. direction used (m/s) Other information Main program Effects 8.1.8.6673 Chemical database DIPPR database Chemical source DIPPR Jan2010 Chemical source date 14/09/2010 Effects report created by ESLR2RH1F\andrea_silvasantos at 21/11/2013 10:59:05 UVCE NO MASS IN EXPLOSIVE RANGE UVCE ED NO MASS IN EXPLOSIVE RANGE PFIRE NO THERMAL RADIATION EFFECTS

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B.13 FLASHF Case description: B13_liquifier to tank - dispersion D3 (linked to Pool evaporation - B13_liquifier to tank - evaporation D3 (linked to Liquefied Gas Bottom Discharge (TPDIS model) - B13_liquifier to tank - release)) Model: Dense Gas Dispersion: Explosive mass version: 5.13 (07/11/2013) Reference: Yellow Book 3rd edition 1997 chapter 4; Ermak, D.L. User manual for SLAB Lawrence Livermore National Laboratory, June 1990 compared to: B13_liquifier to tank - dispersion D9 (linked to Pool evaporation - B13_liquifier to tank - evaporation D9 (linked to Liquefied Gas Bottom Discharge (TPDIS model) - B13_liquifier to tank - release)) compared to: B13_liquifier to tank - dispersion E5 (linked to Pool evaporation - B13_liquifier to tank - evaporation E5 (linked to Liquefied Gas Bottom Discharge (TPDIS model) - B13_liquifier to tank - release)) compared to: B13_liquifier to tank - dispersion F2 (linked to Pool evaporation - B13_liquifier to tank - evaporation F2 (linked to Liquefied Gas Bottom Discharge (TPDIS model) - B13_liquifier to tank - release)) Parameters

Inputs

B13_liquifier to tank -dispersion D3 (linked to Pool evaporation -B13_liquifier to tank -evaporation D3 (linked to Liquefied Gas Bottom Discharge (TPDIS model) -B13_liquifier to tank -release))

B13_liquifier to tank -dispersion D9 (linked to Pool evaporation -B13_liquifier to tank -evaporation D9 (linked to Liquefied Gas Bottom Discharge (TPDIS model) -B13_liquifier to tank -release))

B13_liquifier to tank -dispersion E5 (linked to Pool evaporation -B13_liquifier to tank -evaporation E5 (linked to Liquefied Gas Bottom Discharge (TPDIS model) -B13_liquifier to tank -release))

B13_liquifier to tank -dispersion F2 (linked to Pool evaporation -B13_liquifier to tank -evaporation F2 (linked to Liquefied Gas Bottom Discharge (TPDIS model) -B13_liquifier to tank -release))

Chemical name (DIPPR)

METHANE (DIPPR) METHANE (DIPPR) METHANE (DIPPR) METHANE (DIPPR)

Type of release Evaporating pool release

Evaporating pool release

Evaporating pool release

Evaporating pool release

Total mass released (kg)

13479 13479 13479 13479

Mass flow rate of the source (kg/s)

8,6222 8,8372 8,7172 8,561

Duration of the release (s)

1530,9 1512,8 1523,1 1536

Initial liquid mass fraction (%)

Fixed pool surface (m2)

650,59 485,83 580,21 698,49

Diameter of expanded jet (m)

Temperature after release (°C)

-161,49 -161,49 -161,49 -161,49

X-coordinate of release (m)

0 0 0 0

Y-coordinate of release (m)

0 0 0 0

Z-coordinate (height) of release (m)

Ambient temperature (°C)

19 19 19 19

Meteorological data

Pasquill Pasquill Pasquill Pasquill

Pasquill stability class

D (Neutral) D (Neutral) E (Stable) F (Very Stable)

Wind speed at 10 m height (m/s)

3 9 5 2

Inverse Monin-Obukhov length (1/L) (1/m)

Predefined wind direction

N N N N

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Wind comes from (North = 0 degrees) (deg)

0 0 0 0

Ambient relative humidity (%)

75 75 75 75

Roughness length description

Cultivated land Cultivated land Cultivated land Cultivated land

Time t after start release (s)

1800 1800 1800 1800

Concentration averaging time (s)

20 20 20 20

Resolution of the time consuming graphs

Low Low Low Low

Results

B13_liquifier to tank -dispersion D3 (linked to Pool evaporation -B13_liquifier to tank -evaporation D3 (linked to Liquefied Gas Bottom Discharge (TPDIS model) -B13_liquifier to tank -release))

B13_liquifier to tank -dispersion D9 (linked to Pool evaporation -B13_liquifier to tank -evaporation D9 (linked to Liquefied Gas Bottom Discharge (TPDIS model) -B13_liquifier to tank -release))

B13_liquifier to tank -dispersion E5 (linked to Pool evaporation -B13_liquifier to tank -evaporation E5 (linked to Liquefied Gas Bottom Discharge (TPDIS model) -B13_liquifier to tank -release))

B13_liquifier to tank -dispersion F2 (linked to Pool evaporation -B13_liquifier to tank -evaporation F2 (linked to Liquefied Gas Bottom Discharge (TPDIS model) -B13_liquifier to tank -release))

Explosive mass at time t (kg)

0 0 0 0

Height to LEL at time t (m)

0 0 0 0

Length of cloud (between LEL) at time t (m)

0 0 0 0

Width of cloud (between LEL) at time t (m)

0 0 0 0

Offset between release location and LEL at time t (m)

0 0 0 0

Maximum explosive mass (kg)

0 0 0 460,15

...at time tmem (s)

0 0 0 1500

Start time where 95% of maximum of explosive mass is reached (s)

0 0 0 105,22

Time where explosive mass starts decreasing below 95% of max (s)

0 0 0 1536

Length of cloud (between LEL) at time tmem (m)

0 0 0 127,82

Width of cloud (between LEL) at time tmem (m)

0 0 0 42,894

Offset between release location and LEL at time tmem (m)

0 0 0 -15,957

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Maximum area of explosive cloud (m2)

0 0 0 4607

...at time tmac (s) 0 0 0 1536 Explosive mass at time tmac (kg)

0 0 0 460,15

Length of cloud (between LEL) at time tmac (m)

0 0 0 127,82

Width of cloud (between LEL) at time tmac (m)

0 0 0 42,894

Offset between release location and LEL at time tmac (m)

0 0 0 -15,957

Offset between release centre and cloud centre at time tmac (m)

0 0 0 47,953

Inverse Monin-Obukhov length (1/L) used (1/m)

0 0 0,011686 0,04733

Other information Main program Effects 8.1.8.6673 Chemical database DIPPR database Chemical source DIPPR Jan2010 Chemical source date 14/09/2010 Effects report created by ESLR2RH1F\andrea_silvasantos at 21/11/2013 10:59:45 UVCE Case description: B13_liquifier to tank - uvce F2 Z1 (linked to Dense Gas Dispersion: Explosive mass - B13_liquifier to tank - dispersion F2 (linked to Pool evaporation - B13_liquifier to tank - evaporation F2 (linked to Liquefied Gas Bottom Discharge (TPDIS model) - B13_liquifier to tank - release))) Model: Explosion (Multi Energy model) version: 5.03 (22/11/2013) Reference: Yellow Book CPR14E 3rd Edition - Chapter 5: Vapour cloud explosions compared to: B13_liquifier to tank - uvce F2 Z2 (linked to Dense Gas Dispersion: Explosive mass - B13_liquifier to tank - dispersion F2 (linked to Pool evaporation - B13_liquifier to tank - evaporation F2 (linked to Liquefied Gas Bottom Discharge (TPDIS model) - B13_liquifier to tank - release))) compared to: B13_liquifier to tank - uvce F2 Z3 (linked to Dense Gas Dispersion: Explosive mass - B13_liquifier to tank - dispersion F2 (linked to Pool evaporation - B13_liquifier to tank - evaporation F2 (linked to Liquefied Gas Bottom Discharge (TPDIS model) - B13_liquifier to tank - release))) Parameters

Inputs

B13_liquifier to tank - uvce F2 Z1 (linked to Dense Gas Dispersion: Explosive mass -B13_liquifier to tank - dispersion F2 (linked to Pool evaporation -B13_liquifier to tank -evaporation F2 (linked to Liquefied Gas Bottom Discharge (TPDIS model) -B13_liquifier to tank - release)))

B13_liquifier to tank - uvce F2 Z2 (linked to Dense Gas Dispersion: Explosive mass -B13_liquifier to tank - dispersion F2 (linked to Pool evaporation -B13_liquifier to tank -evaporation F2 (linked to Liquefied Gas Bottom Discharge (TPDIS model) -B13_liquifier to tank - release)))

B13_liquifier to tank - uvce F2 Z3 (linked to Dense Gas Dispersion: Explosive mass -B13_liquifier to tank - dispersion F2 (linked to Pool evaporation -B13_liquifier to tank -evaporation F2 (linked to Liquefied Gas Bottom Discharge (TPDIS model) -B13_liquifier to tank - release)))

Chemical name (DIPPR)

METHANE (DIPPR) METHANE (DIPPR) METHANE (DIPPR)

Ambient pressure (bar)

1,0151 1,0151 1,0151

Total mass in explosive range (kg)

460,15 460,15 460,15

Fraction of 8 8 8

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flammable cloud confined (%) Curve number 5 (Medium deflagration) 5 (Medium deflagration) 5 (Medium deflagration) Distance from release (Xd) (m)

50 50 50

Offset between release point and cloud centre (m)

47,953 47,953 47,953

Threshold overpressure (mbar)

170 360 900

X-coordinate of release (m)

0 0 0

Y-coordinate of release (m)

0 0 0

Predefined wind direction

N N N

Wind comes from (North = 0 degrees) (deg)

0 0 0

Results

B13_liquifier to tank - uvce F2 Z1 (linked to Dense Gas Dispersion: Explosive mass -B13_liquifier to tank - dispersion F2 (linked to Pool evaporation -B13_liquifier to tank -evaporation F2 (linked to Liquefied Gas Bottom Discharge (TPDIS model) -B13_liquifier to tank - release)))

B13_liquifier to tank - uvce F2 Z2 (linked to Dense Gas Dispersion: Explosive mass -B13_liquifier to tank - dispersion F2 (linked to Pool evaporation -B13_liquifier to tank -evaporation F2 (linked to Liquefied Gas Bottom Discharge (TPDIS model) -B13_liquifier to tank - release)))

B13_liquifier to tank - uvce F2 Z3 (linked to Dense Gas Dispersion: Explosive mass -B13_liquifier to tank - dispersion F2 (linked to Pool evaporation -B13_liquifier to tank -evaporation F2 (linked to Liquefied Gas Bottom Discharge (TPDIS model) -B13_liquifier to tank - release)))

Confined mass in explosive range (kg)

36,812 36,812 36,812

Total combustion energy (MJ)

1841,7 1841,7 1841,7

Peak overpressure at Xd (mbar)

64,561 64,561 64,561

Peak dynamic pressure at Xd (mbar)

3,0738 3,0738 3,0738

Pressure impulse at Xd (Pa*s)

175,22 175,22 175,22

Positive phase duration at Xd (ms)

54,279 54,279 54,279

Dist. from center mass of cloud at threshold overpressure (m)

18,828 -1E100 -1E100

Blast-wave shape at Xd

Pressure wave Pressure wave Pressure wave

Damage (general description) at Xd

Minor damage (Zone D: 3.5 - 17 kPa).

Minor damage (Zone D: 3.5 - 17 kPa).

Minor damage (Zone D: 3.5 - 17 kPa).

Damage to brick houses at Xd

Habitable after relatively easy repairs. Minor structural

Habitable after relatively easy repairs. Minor structural

Habitable after relatively easy repairs. Minor structural

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damage (3 kPa). damage (3 kPa). damage (3 kPa). Damage to typical American-style houses at Xd

No damage or very minor damage

No damage or very minor damage

No damage or very minor damage

Damage to structures (empirical) at Xd

No damage or very minor damage

No damage or very minor damage

No damage or very minor damage

Other information Main program Effects 8.1.8.6673 Chemical database DIPPR database Chemical source DIPPR Jan2010 Chemical source date 14/09/2010 Effects report created by ESLR2RH1F\andrea_silvasantos at 22/11/2013 10:47:32 PFIRE Case description: B13_liquifier to tank - PFIRE D3 RZ (linked to Liquefied Gas Bottom Discharge (TPDIS model) - B13_liquifier to tank - release) Model: Pool fire version: 5.11 (21/11/2013) Reference: Yellow Book (CPR-14E), 3rd edition 1997, Paragraph 6.5.4 compared to: B13_liquifier to tank - PFIRE D9 RZ (linked to Liquefied Gas Bottom Discharge (TPDIS model) - B13_liquifier to tank - release) compared to: B13_liquifier to tank - PFIRE E5 RZ (linked to Liquefied Gas Bottom Discharge (TPDIS model) - B13_liquifier to tank - release) compared to: B13_liquifier to tank - PFIRE F2 RZ (linked to Liquefied Gas Bottom Discharge (TPDIS model) - B13_liquifier to tank - release) Parameters

Inputs

B13_liquifier to tank -PFIRE D3 RZ (linked to Liquefied Gas Bottom Discharge (TPDIS model) - B13_liquifier to tank - release)

B13_liquifier to tank -PFIRE D9 RZ (linked to Liquefied Gas Bottom Discharge (TPDISmodel) - B13_liquifier to tank - release)

B13_liquifier to tank -PFIRE E5 RZ (linked to Liquefied Gas Bottom Discharge (TPDIS model) - B13_liquifier to tank - release)

B13_liquifier to tank -PFIRE F2 RZ (linked to Liquefied Gas Bottom Discharge (TPDIS model) - B13_liquifier to tank - release)

Chemical name (DIPPR)

METHANE (DIPPR) METHANE (DIPPR) METHANE (DIPPR) METHANE (DIPPR)

Pool size determination

Confined Confined Confined Confined

Total mass released (kg)

13479 13479 13479 13479

Mass flow rate of the source (kg/s)

9,1505 9,1505 9,1505 9,1505

Duration of the release (s)

1473 1473 1473 1473

Pool surface poolfire (m2)

2206 2206 2206 2206

Height of the observer position above ground level (m)

0 0 0 0

Height of the confined pool above ground level (m)

0 0 0 0

Hole diameter (mm)

101,6 101,6 101,6 101,6

Discharge coefficient (-)

1 1 1 1

Initial height of the liquid above release point (m)

Cross-sectional

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area of the tank (m2) Pool thickness (mm)

Temperature of the pool (°C)

19 19 19 19

Pool burning rate

Calculate/Default Calculate/Default Calculate/Default Calculate/Default

Value of pool burning rate (kg/m2*s)

Fraction combustion heat radiated (%)

35 35 35 35

Soot Fraction Calculate/Default Calculate/Default Calculate/Default Calculate/Default Value of soot fraction (-)

Wind speed at 10 m height (m/s)

3 9 5 2

Ambient temperature (°C)

19 19 19 19

Ambient relative humidity (%)

75 75 75 75

Amount of CO2 in atmosphere (%)

0,03 0,03 0,03 0,03

Distance from the centre of the pool (m)

1000 1000 1000 1000

Exposure duration to heat radiation (s)

75 75 75 75

Take protective effects of clothing into account

No No No No

X-coordinate of release (m)

0 0 0 0

Y-coordinate of release (m)

0 0 0 0

Predefined wind direction

N N N N

Wind comes from (North = 0 degrees) (deg)

0 0 0 0

Calculate all contours for

Physical effects Physical effects Physical effects Physical effects

Heat radiation level (lowest) for first contour plot (kW/m2)

7,3 6,3 7,3 7,3

Heat radiation level for second contour plot (kW/m2)

9,3 9,3 9,3 9,3

Heat radiation level (highest) for third contour plot (kW/m2)

13,4 13,4 13,4 13,4

Percentage of mortality for contour

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calculations (%)

Results

B13_liquifier to tank -PFIRE D3 RZ (linked to Liquefied Gas Bottom Discharge (TPDIS model) - B13_liquifier to tank - release)

B13_liquifier to tank -PFIRE D9 RZ (linked to Liquefied Gas Bottom Discharge (TPDIS model) - B13_liquifier to tank - release)

B13_liquifier to tank -PFIRE E5 RZ (linked to Liquefied Gas Bottom Discharge (TPDIS model) - B13_liquifier to tank - release)

B13_liquifier to tank -PFIRE F2 RZ (linked to Liquefied Gas Bottom Discharge (TPDIS model) - B13_liquifier to tank - release)

Max Diameter of the Pool Fire (m)

52,998 52,998 52,998 52,998

Heat radiation at X (kW/m2)

0,024267 0,016833 0,020802 0,026237

Heat radiation first contour at (m)

99,788 101,52 100,15 96,947

Heat radiation second contour at (m)

90,835 90,721 92,406 87,471

Heat radiation third contour at (m)

77,746 81,665 81,169 73,724

Combustion rate (kg/s)

172,07 172,07 172,07 172,07

Duration of the pool fire (s)

78,335 78,335 78,335 78,335

Heat emission from fire surface (kW/m2)

67,437 77,051 71,399 67,437

Flame tilt (deg) 40,884 56,324 48,526 34,492 View factor (%) 0,078803 0,046687 0,063139 0,085203 Atmospheric transmissivity (%)

45,663 46,794 46,143 45,663

Flame temperature (°C)

772,73 807,96 787,68 772,73

Height of the Flame (m)

57,115 46,034 52,082 57,115

Calculated pool surface area (m2)

2206 2206 2206 2206

Weight ratio of HCL/chemical (%)

0 0 0 0

Weight ratio of NO2/chemical (%)

0 0 0 0

Weight ratio of SO2/chemical (%)

0 0 0 0

Weight ratio of CO2/chemical (%)

274,4 274,4 274,4 274,4

Weight ratio of H2O/chemical (%)

224,69 224,69 224,69 224,69

Other information Main program Effects 8.1.8.6673 Chemical database DIPPR database Chemical source DIPPR Jan2010 Chemical source date 14/09/2010 Effects report created by ESLR2RH1F\andrea_silvasantos at 21/11/2013 9:13:34

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B.14 PROPANE VESSEL

BLEVE - FIREBALL Case description: B.19 BLEVE FIRE BALL Model: BLEVE (Static model) version: 5.10 (22/11/2013) Reference: Yellow Book (CPR-14E), 3rd edition 1997, Paragraph 6.5.7 Parameters Inputs Chemical name (DIPPR) PROPANE (DIPPR) Total mass in vessel (kg) 15015 Initial temperature in vessel (°C) 19 Burst pressure vessel (bar) 25 Ambient temperature (°C) 19 Ambient relative humidity (%) 75 Amount of CO2 in atmosphere (%) 0,03 Distance from centre of vessel (Xd) (m) 1000 Exposure duration to heat radiation (s) 20 Take protective effects of clothing into account No X-coordinate of release (m) 0 Y-coordinate of release (m) 0 Calculate all contours for Physical effects Heat radiation level (lowest) for first contour plot (kW/m2) 7,3 Heat radiation level for second contour plot (kW/m2) 9,3 Heat radiation level (highest) for third contour plot (kW/m2) 13,4 Percentage of mortality for contour calculations (%)

Results Heat radiation at Xd (kW/m2) 1,0279 Heat radiation first contour at (m) 371,18 Heat radiation second contour at (m) 324,13 Heat radiation third contour at (m) 260,8 Heat emission from fire surface (kW/m2) 316,93 Duration of the fireball (s) 10,383 Radius of the Fire Ball (m) 73,776 Height bottom of the fire ball (m) 73,776 View factor (%) 0,53269 Atmospheric transmissivity (%) 60,885

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Flame temperature (°C) 1264,9 Other information Main program Effects 8.1.8.6673 Chemical database DIPPR database Chemical source DIPPR Jan2010 Chemical source date 14/09/2010 Effects report created by ESLR2RH1F\andrea_silvasantos at 22/11/2013 13:27:34

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Project for a new LNG regasification facility to be located in the Marsaxlokk Bay – QRA PRELIMINARY REPORT

Ref: 02-901-188098-12141-Revision 2 Page E.382 of E.425

DOMINO EFFECTS CALCULATIONS The calculation reports of the domino effect consequences for the proposed scenarios are shown below: B.01a – G1 Case description: B01a_TANK_G1_D3_UVCE ED (linked to Dense Gas Dispersion: Explosive mass - B01a_TANK_G1_DISPERSION D3 (linked to Pool evaporation - B01a_TANK_G1_EVAP_D3 (linked to Liquefied Gas Bottom Discharge (TPDIS model) - B01a_TANK_G1_RELEASE))) Model: Explosion (Multi Energy model) version: 5.03 (15/11/2013) Reference: Yellow Book CPR14E 3rd Edition - Chapter 5: Vapour cloud explosions compared to: B01a_TANK_G1_D9_UVCE ED (linked to Dense Gas Dispersion: Explosive mass - B01a_TANK_G1_DISPERSION D9 (linked to Pool evaporation - B01a_TANK_G1_EVAP_D9 (linked to Liquefied Gas Bottom Discharge (TPDIS model) - B01a_TANK_G1_RELEASE))) compared to: B01a_TANK_G1_E5_UVCE ED (linked to Dense Gas Dispersion: Explosive mass - B01a_TANK_G1_DISPERSION E5 (linked to Pool evaporation - B01a_TANK_G1_EVAP_E5 (linked to Liquefied Gas Bottom Discharge (TPDIS model) - B01a_TANK_G1_RELEASE))) compared to: B01b_TANK_G1_F2_UVCE ED (linked to Dense Gas Dispersion: Explosive mass - B01a_TANK_G1_DISPERSION F2 (linked to Pool evaporation - B01a_TANK_G1_EVAP_F2 (linked to Liquefied Gas Bottom Discharge (TPDIS model) - B01a_TANK_G1_RELEASE))) Parameters

Inputs

B01a_TANK_G1_D3_UVCE ED (linked to

Dense Gas Dispersion: Explosive mass -

B01a_TANK_G1_DISPERSION D3 (linked to

Pool evaporation -B01a_TANK_G1_EVAP_D3 (linked to Liquefied Gas Bottom Discharge

(TPDIS model) -B01a_TANK_G1_RELE

ASE)))

B01a_TANK_G1_D9_UVCE ED (linked to

Dense Gas Dispersion: Explosive mass -

B01a_TANK_G1_DISPERSION D9 (linked to

Pool evaporation -B01a_TANK_G1_EVAP_D9 (linked to Liquefied Gas Bottom Discharge

(TPDIS model) -B01a_TANK_G1_RELE

ASE)))

B01a_TANK_G1_E5_UVCE ED (linked to

Dense Gas Dispersion: Explosive mass -

B01a_TANK_G1_DISPERSION E5 (linked to

Pool evaporation -B01a_TANK_G1_EVAP_E5 (linked to Liquefied Gas Bottom Discharge

(TPDIS model) -B01a_TANK_G1_RELE

ASE)))

B01b_TANK_G1_F2_UVCE ED (linked to

Dense Gas Dispersion: Explosive mass -

B01a_TANK_G1_DISPERSION F2 (linked to

Pool evaporation -B01a_TANK_G1_EVAP_F2 (linked to Liquefied Gas Bottom Discharge

(TPDIS model) -B01a_TANK_G1_RELE

ASE)))Chemical name (DIPPR)

METHANE (DIPPR) METHANE (DIPPR) METHANE (DIPPR) METHANE (DIPPR)

Ambient pressure (bar)

1,0151 1,0151 1,0151 1,0151

Total mass in explosive range (kg)

5155 0 2985,6 3,2752E05

Fraction of flammable cloud confined (%)

8 8 8 8

Curve number

5 (Medium deflagration)5 (Medium deflagration) 5 (Medium deflagration) 5 (Medium deflagration)

Distance from release (Xd) (m)

50 50 50 50

Offset between release

107,49 0 105,22 992,22

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Project for a new LNG regasification facility to be located in the Marsaxlokk Bay – QRA PRELIMINARY REPORT

Ref: 02-901-188098-12141-Revision 2 Page E.383 of E.425

point and cloud centre (m) Threshold overpressure (mbar)

160 160 160 160

X-coordinate of release (m)

0 0 0 0

Y-coordinate of release (m)

0 0 0 0

Predefined wind direction

N N N N

Wind comes from (North = 0 degrees) (deg)

0 0 0 0

Results

B01a_TANK_G1_D3_UVCE ED (linked to

Dense Gas Dispersion: Explosive mass -

B01a_TANK_G1_DISPERSION D3 (linked to

Pool evaporation -B01a_TANK_G1_EVAP_D3 (linked to Liquefied Gas Bottom Discharge

(TPDIS model) -B01a_TANK_G1_RELE

ASE)))

B01a_TANK_G1_D9_UVCE ED (linked to

Dense Gas Dispersion: Explosive mass -

B01a_TANK_G1_DISPERSION D9 (linked to

Pool evaporation -B01a_TANK_G1_EVAP_D9 (linked to Liquefied Gas Bottom Discharge

(TPDIS model) -B01a_TANK_G1_RELE

ASE)))

B01a_TANK_G1_E5_UVCE ED (linked to

Dense Gas Dispersion: Explosive mass -

B01a_TANK_G1_DISPERSION E5 (linked to

Pool evaporation -B01a_TANK_G1_EVAP_E5 (linked to Liquefied Gas Bottom Discharge

(TPDIS model) -B01a_TANK_G1_RELE

ASE)))

B01b_TANK_G1_F2_UVCE ED (linked to

Dense Gas Dispersion: Explosive mass -

B01a_TANK_G1_DISPERSION F2 (linked to

Pool evaporation -B01a_TANK_G1_EVAP_F2 (linked to Liquefied Gas Bottom Discharge

(TPDIS model) -B01a_TANK_G1_RELE

ASE)))Confined mass in explosive range (kg)

412,4 0 238,85 26201

Total combustion energy (MJ)

20633 -1E94 11950 1,3109E06

Peak overpressure at Xd (mbar)

143,9 -1E98 119,14 206,07

Peak dynamic pressure at Xd (mbar)

20,924 -1E98 13,575 68,044

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Project for a new LNG regasification facility to be located in the Marsaxlokk Bay – QRA PRELIMINARY REPORT

Ref: 02-901-188098-12141-Revision 2 Page E.384 of E.425

Pressure impulse at Xd (Pa*s)

843,2 -1E100 587,9 5106,8

Positive phase duration at Xd (ms)

117,2 -1E103 98,69 495,65

Dist. from center mass of cloud at threshold overpressure (m)

44,805 -1E100 37,347 178,78

Blast-wave shape at Xd

Pressure wave *** NOT INITIALIZED Pressure wave Pressure wave

Damage (general description) at Xd

Minor damage (Zone D: 3.5 - 17 kPa).

No damage or very minor damage

Minor damage (Zone D: 3.5 - 17 kPa).

Moderate damage (Zone C: 17 - 35 kPa).

Damage to brick houses at Xd

Not habitable without major repair works. Partial roof failures,

25% of all brick walls have failed, serious

damage to the remaining carrying

elements. Damage to windowframes and

doors (7-15 kPa).

No damage or very minor damage

Not habitable without major repair works. Partial roof failures,

25% of all brick walls have failed, serious

damage to the remaining carrying

elements. Damage to windowframes and

doors (7-15 kPa).

Not habitable without major repair works. Partial roof failures,

25% of all brick walls have failed, serious

damage to the remaining carrying

elements. Damage to windowframes and

doors (7-15 kPa).

Damage to typical American-style houses at Xd

Minor damage. Comparable to a

damage due to a storm; wooden walls fail,

breakage of windows (7-10 kPa).

No damage or very minor damage

Minor damage. Comparable to a

damage due to a storm; wooden walls fail,

breakage of windows (7-10 kPa).

Moderate to minordamage. Deformed

walls and doors; failure of joints. Doors

and window frames have failed. Wall

covering has fallen down (15 kPa).

Damage to structures (empirical) at Xd

Minor damage to steel frames (8-10 kPa).

Connections between steel or aluminium

ondulated plates have failed 7-14 kPa). The roof of a storage tank

has collapsed (7 kPa).

No damage or very minor damage

Minor damage to steel frames (8-10 kPa).

Connections between steel or aluminium

ondulated plates have failed 7-14 kPa). The roof of a storage tank

has collapsed (7 kPa).

Collapse of steel frames and

displacement of foundation (20 kPa). Industrial steel self-

framing structure collapsed (20-30 kPa). Cracking in empty oil-

storage tanks (20-30 kPa). Slight

deformation of a pipe-bridge (20-30 kPa).

Large trees have fallen down (20-40

kPa). Walls made of concrete blocks have

collapsed (15-20). Minor damage to steel

frames (8-10 kPa). Connections between

Page 385: CONSEQUENCE CALCULATIONS - Environment and … DPS_QRA Annex E... · CONSEQUENCE CALCULATIONS B.01a - GAS TANKER (RELEASE ON WATER) RELEASE Case description: B01a_TANK_G1_RELEASE

Project for a new LNG regasification facility to be located in the Marsaxlokk Bay – QRA PRELIMINARY REPORT

Ref: 02-901-188098-12141-Revision 2 Page E.385 of E.425

steel or aluminium ondulated plates have

failed 7-14 kPa). The roof of a storage tank has collapsed (7 kPa).

Other information Main program Effects 8.1.8.6673Chemical database DIPPR databaseChemical source DIPPR Jan2010Chemical source date 14/09/2010

Effects report created by ESLR2RH1F\andrea_silvasantos at 15/11/2013 9:13:23

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Project for a new LNG regasification facility to be located in the Marsaxlokk Bay – QRA PRELIMINARY REPORT

Ref: 02-901-188098-12141-Revision 2 Page E.386 of E.425

B.01b – G2 Case description: B01b_TANK_G1_F2_UVCE ED (linked to Dense Gas Dispersion: Explosive mass - B01a_TANK_G1_DISPERSION F2 (linked to Pool evaporation - B01a_TANK_G1_EVAP_F2 (linked to Liquefied Gas Bottom Discharge (TPDIS model) - B01a_TANK_G1_RELEASE))) Model: Explosion (Multi Energy model) version: 5.03 (15/11/2013) Reference: Yellow Book CPR14E 3rd Edition - Chapter 5: Vapour cloud explosions compared to: B01b_TANK_G2_D3_UVCE ED (linked to Dense Gas Dispersion: Explosive mass - B01b_TANK_G2_DISPERSION D3 (linked to Pool evaporation - B01b_TANK_G2_EVAP_D3 (linked to Liquefied Gas Bottom Discharge (TPDIS model) - B01_b_TANK_G2_RELEASE))) compared to: B01b_TANK_G2_D9_UVCE ED (linked to Dense Gas Dispersion: Explosive mass - B01b_TANK_G2_DISPERSION D9 (linked to Pool evaporation - B01b_TANK_G2_EVAP_D9 (linked to Liquefied Gas Bottom Discharge (TPDIS model) - B01_b_TANK_G2_RELEASE))) compared to: B01b_TANK_G2_E5_UVCE ED (linked to Dense Gas Dispersion: Explosive mass - B01b_TANK_G2_DISPERSION E5 (linked to Pool evaporation - B01b_TANK_G2_EVAP_E5 (linked to Liquefied Gas Bottom Discharge (TPDIS model) - B01_b_TANK_G2_RELEASE))) compared to: B01b_TANK_G2_F2_UVCE ED (linked to Dense Gas Dispersion: Explosive mass - B01b_TANK_G2_DISPERSION F2 (linked to Pool evaporation - B01b_TANK_G2_EVAP_F2 (linked to Liquefied Gas Bottom Discharge (TPDIS model) - B01_b_TANK_G2_RELEASE))) Parameters

Inputs

B01b_TANK_G1_F2_UVCE ED

(linked to Dense Gas Dispersion:

Explosive mass -B01a_TANK_G1_D

ISPERSION F2 (linked to Pool evaporation -

B01a_TANK_G1_EVAP_F2 (linked to

Liquefied Gas Bottom Discharge

(TPDIS model) -B01a_TANK_G1_R

ELEASE)))

B01b_TANK_G2_D3_UVCE ED

(linked to Dense Gas Dispersion:

Explosive mass -B01b_TANK_G2_D

ISPERSION D3 (linked to Pool evaporation -

B01b_TANK_G2_EVAP_D3 (linked to

Liquefied Gas Bottom Discharge

(TPDIS model) -B01_b_TANK_G2_

RELEASE)))

B01b_TANK_G2_D9_UVCE ED

(linked to Dense Gas Dispersion:

Explosive mass -B01b_TANK_G2_D

ISPERSION D9 (linked to Pool evaporation -

B01b_TANK_G2_EVAP_D9 (linked to

Liquefied Gas Bottom Discharge

(TPDIS model) -B01_b_TANK_G2_

RELEASE)))

B01b_TANK_G2_E5_UVCE ED

(linked to Dense Gas Dispersion:

Explosive mass -B01b_TANK_G2_D

ISPERSION E5 (linked to Pool evaporation -

B01b_TANK_G2_EVAP_E5 (linked to

Liquefied Gas Bottom Discharge

(TPDIS model) -B01_b_TANK_G2_

RELEASE)))

B01b_TANK_G2_F2_UVCE ED

(linked to Dense Gas Dispersion:

Explosive mass -B01b_TANK_G2_D

ISPERSION F2 (linked to Pool evaporation -

B01b_TANK_G2_EVAP_F2 (linked to

Liquefied Gas Bottom Discharge

(TPDIS model) -B01_b_TANK_G2_

RELEASE)))Chemical name (DIPPR)

METHANE (DIPPR)

METHANE (DIPPR)

METHANE (DIPPR)

METHANE (DIPPR)

METHANE (DIPPR)

Ambient pressure (bar)

1,0151 1,0151 1,0151 1,0151 1,0151

Total mass in explosive range (kg)

3,2752E05 5250,3 698,1 2295,8 8,3549E05

Fraction of flammable cloud confined (%)

8 8 8 8 8

Curve number

5 (Medium deflagration)

5 (Medium deflagration)

5 (Medium deflagration)

5 (Medium deflagration)

5 (Medium deflagration)

Distance from release

50 50 50 50 50

Page 387: CONSEQUENCE CALCULATIONS - Environment and … DPS_QRA Annex E... · CONSEQUENCE CALCULATIONS B.01a - GAS TANKER (RELEASE ON WATER) RELEASE Case description: B01a_TANK_G1_RELEASE

Project for a new LNG regasification facility to be located in the Marsaxlokk Bay – QRA PRELIMINARY REPORT

Ref: 02-901-188098-12141-Revision 2 Page E.387 of E.425

(Xd) (m) Offset between release point and cloud centre (m)

992,22 142,67 -9,2275 39,459 1130,1

Threshold overpressure (mbar)

160 160 160 160 160

X-coordinate of release (m)

0 0 0 0 0

Y-coordinate of release (m)

0 0 0 0 0

Predefined wind direction

N N N N N

Wind comes from (North = 0 degrees) (deg)

0 0 0 0 0

Results

B01b_TANK_G1_F2_UVCE ED

(linked to Dense Gas Dispersion:

Explosive mass -B01a_TANK_G1_D

ISPERSION F2 (linked to Pool evaporation -

B01a_TANK_G1_EVAP_F2 (linked to

Liquefied Gas Bottom Discharge

(TPDIS model) -B01a_TANK_G1_R

ELEASE)))

B01b_TANK_G2_D3_UVCE ED

(linked to Dense Gas Dispersion:

Explosive mass -B01b_TANK_G2_D

ISPERSION D3 (linked to Pool evaporation -

B01b_TANK_G2_EVAP_D3 (linked to

Liquefied Gas Bottom Discharge

(TPDIS model) -B01_b_TANK_G2_

RELEASE)))

B01b_TANK_G2_D9_UVCE ED

(linked to Dense Gas Dispersion:

Explosive mass -B01b_TANK_G2_D

ISPERSION D9 (linked to Pool evaporation -

B01b_TANK_G2_EVAP_D9 (linked to

Liquefied Gas Bottom Discharge

(TPDIS model) -B01_b_TANK_G2_

RELEASE)))

B01b_TANK_G2_E5_UVCE ED

(linked to Dense Gas Dispersion:

Explosive mass -B01b_TANK_G2_D

ISPERSION E5 (linked to Pool evaporation -

B01b_TANK_G2_EVAP_E5 (linked to

Liquefied Gas Bottom Discharge

(TPDIS model) -B01_b_TANK_G2_

RELEASE)))

B01b_TANK_G2_F2_UVCE ED

(linked to Dense Gas Dispersion:

Explosive mass -B01b_TANK_G2_D

ISPERSION F2 (linked to Pool evaporation -

B01b_TANK_G2_EVAP_F2 (linked to

Liquefied Gas Bottom Discharge

(TPDIS model) -B01_b_TANK_G2_

RELEASE)))Confined mass in explosive range (kg)

26201 420,02 55,848 183,66 66839

Page 388: CONSEQUENCE CALCULATIONS - Environment and … DPS_QRA Annex E... · CONSEQUENCE CALCULATIONS B.01a - GAS TANKER (RELEASE ON WATER) RELEASE Case description: B01a_TANK_G1_RELEASE

Project for a new LNG regasification facility to be located in the Marsaxlokk Bay – QRA PRELIMINARY REPORT

Ref: 02-901-188098-12141-Revision 2 Page E.388 of E.425

Total combustion energy (MJ)

1,3109E06 21014 2794,1 9188,8 3,344E06

Peak overpressure at Xd (mbar)

206,07 144,77 74,014 109,28 206,07

Peak dynamic pressure at Xd (mbar)

68,044 21,174 4,3341 11,055 68,044

Pressure impulse at Xd (Pa*s)

5106,8 853,35 229,21 495,99 6977,8

Positive phase duration at Xd (ms)

495,65 117,89 61,936 90,777 677,24

Dist. from center mass of cloud at threshold overpressure (m)

178,78 45,079 23,008 34,216 244,28

Blast-wave shape at Xd

Pressure wave Pressure wave Pressure wave Pressure wave Pressure wave

Damage (general description) at Xd

Moderate damage (Zone C: 17 - 35

kPa).

Minor damage (Zone D: 3.5 - 17

kPa).

Minor damage (Zone D: 3.5 - 17

kPa).

Minor damage (Zone D: 3.5 - 17

kPa).

Moderate damage (Zone C: 17 - 35

kPa).

Damage to brick houses at Xd

Not habitable without major repair works.

Partial roof failures, 25% of all brick

walls have failed,serious damage to

the remaining carrying elements.

Damage to windowframes and

doors (7-15 kPa).

Not habitable without major repair works.

Partial roof failures, 25% of all brick

walls have failed, serious damage to

the remaining carrying elements.

Damage to windowframes and

doors (7-15 kPa).

Habitable after relatively easy repairs. Minor

structural damage (3 kPa).

Habitable after relatively easy repairs. Minor

structural damage (3 kPa).

Not habitable without major repair works.

Partial roof failures, 25% of all brick

walls have failed, serious damage to

the remaining carrying elements.

Damage to windowframes and

doors (7-15 kPa).Damage to typical

Moderate to minor damage. Deformed

walls and doors;

Minor damage. Comparable to a damage due to a

Minor damage. Comparable to a damage due to a

Minor damage. Comparable to a damage due to a

Moderate to minor damage. Deformed

walls and doors;

Page 389: CONSEQUENCE CALCULATIONS - Environment and … DPS_QRA Annex E... · CONSEQUENCE CALCULATIONS B.01a - GAS TANKER (RELEASE ON WATER) RELEASE Case description: B01a_TANK_G1_RELEASE

Project for a new LNG regasification facility to be located in the Marsaxlokk Bay – QRA PRELIMINARY REPORT

Ref: 02-901-188098-12141-Revision 2 Page E.389 of E.425

American-style houses at Xd

failure of joints. Doors and window frames have failed. Wall covering has

fallen down (15 kPa).

storm; wooden walls fail,

breakage of windows (7-10

kPa).

storm; wooden walls fail,

breakage of windows (7-10

kPa).

storm; wooden walls fail,

breakage of windows (7-10

kPa).

failure of joints. Doors and window frames have failed. Wall covering has

fallen down (15 kPa).

Damage to structures (empirical) at Xd

Collapse of steel frames and

displacement of foundation (20 kPa). Industrial

steel self-framing structure collapsed

(20-30 kPa). Cracking in empty

oil-storage tanks (20-30 kPa). Slight

deformation of a pipe-bridge (20-30 kPa). Large trees have fallen down

(20-40 kPa). Walls made of concrete

blocks have collapsed (15-20). Minor damage to

steel frames (8-10 kPa). Connections

between steel or aluminium

ondulated plates have failed 7-14

kPa). The roof of a storage tank has

collapsed (7 kPa).

Minor damage to steel frames (8-10

kPa). Connections between steel or

aluminium ondulated plates have failed 7-14

kPa). The roof of a storage tank has

collapsed (7 kPa).

Connections between steel or

aluminium ondulated plates have failed 7-14

kPa). The roof of a storage tank has

collapsed (7 kPa).

Minor damage to steel frames (8-10

kPa). Connections between steel or

aluminium ondulated plates have failed 7-14

kPa). The roof of a storage tank has

collapsed (7 kPa).

Collapse of steel frames and

displacement of foundation (20 kPa). Industrial

steel self-framing structure collapsed

(20-30 kPa). Cracking in empty

oil-storage tanks (20-30 kPa). Slight

deformation of a pipe-bridge (20-30 kPa). Large trees have fallen down

(20-40 kPa). Walls made of concrete

blocks have collapsed (15-20). Minor damage to

steel frames (8-10 kPa). Connections

between steel or aluminium

ondulated plates have failed 7-14

kPa). The roof of a storage tank has

collapsed (7 kPa). Other information Main program Effects 8.1.8.6673Chemical database DIPPR databaseChemical source DIPPR Jan2010Chemical source date 14/09/2010

Effects report created by ESLR2RH1F\andrea_silvasantos at 15/11/2013 9:13:57

Page 390: CONSEQUENCE CALCULATIONS - Environment and … DPS_QRA Annex E... · CONSEQUENCE CALCULATIONS B.01a - GAS TANKER (RELEASE ON WATER) RELEASE Case description: B01a_TANK_G1_RELEASE

Project for a new LNG regasification facility to be located in the Marsaxlokk Bay – QRA PRELIMINARY REPORT

Ref: 02-901-188098-12141-Revision 2 Page E.390 of E.425

B.01c – G3 Case description: B01c_TANK_G3_D3_UVCE ED (linked to Dense Gas Dispersion: Explosive mass - B01c_TANK_G3_DISPERSION D3 (linked to Pool evaporation - B01c_TANK_G3_EVAP_D3 (linked to Liquefied Gas Bottom Discharge (TPDIS model) - B01c_TANK_G3_RELEASE))) Model: Explosion (Multi Energy model) version: 5.03 (15/11/2013) Reference: Yellow Book CPR14E 3rd Edition - Chapter 5: Vapour cloud explosions compared to: B01c_TANK_G3_D9_UVCE ED (linked to Dense Gas Dispersion: Explosive mass - B01c_TANK_G3_DISPERSION D9 (linked to Pool evaporation - B01c_TANK_G3_EVAP_D3 (linked to Liquefied Gas Bottom Discharge (TPDIS model) - B01c_TANK_G3_RELEASE))) compared to: B01c_TANK_G3_E5_UVCE ED (linked to Dense Gas Dispersion: Explosive mass - B01c_TANK_G3_DISPERSION E5 (linked to Pool evaporation - B01c_TANK_G3_EVAP_D3 (linked to Liquefied Gas Bottom Discharge (TPDIS model) - B01c_TANK_G3_RELEASE))) compared to: B01c_TANK_G3_F2_UVCE ED (linked to Dense Gas Dispersion: Explosive mass - B01c_TANK_G3_DISPERSION F2 (linked to Pool evaporation - B01c_TANK_G3_EVAP_D3 (linked to Liquefied Gas Bottom Discharge (TPDIS model) - B01c_TANK_G3_RELEASE))) Parameters

Inputs

B01c_TANK_G3_D3_UVCE ED (linked to

Dense Gas Dispersion: Explosive mass -

B01c_TANK_G3_DISPERSION D3 (linked to

Pool evaporation - B01c_TANK_G3_EVAP_D3 (linked to Liquefied Gas Bottom Discharge

(TPDIS model) - B01c_TANK_G3_RELE

ASE)))

B01c_TANK_G3_D9_UVCE ED (linked to

Dense Gas Dispersion: Explosive mass -

B01c_TANK_G3_DISPERSION D9 (linked to

Pool evaporation -B01c_TANK_G3_EVAP_D3 (linked to Liquefied Gas Bottom Discharge

(TPDIS model) -B01c_TANK_G3_RELE

ASE)))

B01c_TANK_G3_E5_UVCE ED (linked to

Dense Gas Dispersion: Explosive mass -

B01c_TANK_G3_DISPERSION E5 (linked to

Pool evaporation - B01c_TANK_G3_EVAP_D3 (linked to Liquefied Gas Bottom Discharge

(TPDIS model) - B01c_TANK_G3_RELE

ASE)))

B01c_TANK_G3_F2_UVCE ED (linked to

Dense Gas Dispersion: Explosive mass -

B01c_TANK_G3_DISPERSION F2 (linked to

Pool evaporation -B01c_TANK_G3_EVAP_D3 (linked to Liquefied Gas Bottom Discharge

(TPDIS model) -B01c_TANK_G3_RELE

ASE)))Chemical name (DIPPR)

METHANE (DIPPR) METHANE (DIPPR) METHANE (DIPPR) METHANE (DIPPR)

Ambient pressure (bar)

1,0151 1,0151 1,0151 1,0151

Total mass in explosive range (kg)

2669,8 188,03 2389,4 5113,2

Fraction of flammable cloud confined (%)

8 8 8 8

Curve number

5 (Medium deflagration) 5 (Medium deflagration)5 (Medium deflagration) 5 (Medium deflagration)

Distance from release (Xd) (m)

50 50 50 50

Offset between release point and cloud centre (m)

87,82 -9,0757 117,68 20,831

Threshold

160 160 160 160

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Project for a new LNG regasification facility to be located in the Marsaxlokk Bay – QRA PRELIMINARY REPORT

Ref: 02-901-188098-12141-Revision 2 Page E.391 of E.425

overpressure (mbar) X-coordinate of release (m)

0 0 0 0

Y-coordinate of release (m)

0 0 0 0

Predefined wind direction

N N N N

Wind comes from (North = 0 degrees) (deg)

0 0 0 0

Results

B01c_TANK_G3_D3_UVCE ED (linked to

Dense Gas Dispersion: Explosive mass -

B01c_TANK_G3_DISPERSION D3 (linked to

Pool evaporation - B01c_TANK_G3_EVAP_D3 (linked to Liquefied Gas Bottom Discharge

(TPDIS model) - B01c_TANK_G3_RELE

ASE)))

B01c_TANK_G3_D9_UVCE ED (linked to

Dense Gas Dispersion: Explosive mass -

B01c_TANK_G3_DISPERSION D9 (linked to

Pool evaporation -B01c_TANK_G3_EVAP_D3 (linked to Liquefied Gas Bottom Discharge

(TPDIS model) -B01c_TANK_G3_RELE

ASE)))

B01c_TANK_G3_E5_UVCE ED (linked to

Dense Gas Dispersion: Explosive mass -

B01c_TANK_G3_DISPERSION E5 (linked to

Pool evaporation - B01c_TANK_G3_EVAP_D3 (linked to Liquefied Gas Bottom Discharge

(TPDIS model) - B01c_TANK_G3_RELE

ASE)))

B01c_TANK_G3_F2_UVCE ED (linked to

Dense Gas Dispersion: Explosive mass -

B01c_TANK_G3_DISPERSION F2 (linked to

Pool evaporation -B01c_TANK_G3_EVAP_D3 (linked to Liquefied Gas Bottom Discharge

(TPDIS model) -B01c_TANK_G3_RELE

ASE)))Confined mass in explosive range (kg)

213,58 15,042 191,15 409,06

Total combustion energy (MJ)

10686 752,59 9563,4 20466

Peak overpressure at Xd (mbar)

114,71 48,506 110,69 143,49

Peak dynamic pressure at Xd (mbar)

12,474 1,4844 11,416 20,814

Pressure impulse at Xd (Pa*s)

546,5 99,315 508,89 838,58

Positive phase

95,281 40,949 91,948 116,89

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Project for a new LNG regasification facility to be located in the Marsaxlokk Bay – QRA PRELIMINARY REPORT

Ref: 02-901-188098-12141-Revision 2 Page E.392 of E.425

duration at Xd (ms) Dist. from center mass of cloud at threshold overpressure (m)

35,981 14,859 34,674 44,683

Blast-wave shape at Xd

Pressure wave Pressure wave Pressure wave Pressure wave

Damage (general description) at Xd

Minor damage (Zone D: 3.5 - 17 kPa).

Minor damage (Zone D: 3.5 - 17 kPa).

Minor damage (Zone D: 3.5 - 17 kPa).

Minor damage (Zone D: 3.5 - 17 kPa).

Damage to brick houses at Xd

Not habitable without major repair works. Partial roof failures,

25% of all brick walls have failed, serious

damage to the remaining carrying

elements. Damage to windowframes and

doors (7-15 kPa).

Habitable after relatively easy repairs. Minor

structural damage (3 kPa).

Not habitable without major repair works. Partial roof failures,

25% of all brick walls have failed, serious

damage to the remaining carrying

elements. Damage to windowframes and

doors (7-15 kPa).

Not habitable without major repair works. Partial roof failures,

25% of all brick walls have failed, serious

damage to the remaining carrying

elements. Damage to windowframes and

doors (7-15 kPa).Damage to typical American-style houses at Xd

Minor damage. Comparable to a

damage due to a storm; wooden walls fail,

breakage of windows (7-10 kPa).

No damage or very minor damage

Minor damage. Comparable to a

damage due to a storm; wooden walls fail,

breakage of windows (7-10 kPa).

Minor damage. Comparable to a

damage due to a storm; wooden walls fail,

breakage of windows (7-10 kPa).

Damage to structures (empirical) at Xd

Minor damage to steel frames (8-10 kPa).

Connections between steel or aluminium

ondulated plates have failed 7-14 kPa). The roof of a storage tank

has collapsed (7 kPa).

No damage or very minor damage

Minor damage to steel frames (8-10 kPa).

Connections between steel or aluminium

ondulated plates have failed 7-14 kPa). The roof of a storage tank

has collapsed (7 kPa).

Minor damage to steel frames (8-10 kPa).

Connections between steel or aluminium

ondulated plates have failed 7-14 kPa). The roof of a storage tank

has collapsed (7 kPa). Other information Main program Effects 8.1.8.6673Chemical database DIPPR databaseChemical source DIPPR Jan2010Chemical source date 14/09/2010

Effects report created by ESLR2RH1F\andrea_silvasantos at 15/11/2013 9:14:31

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Project for a new LNG regasification facility to be located in the Marsaxlokk Bay – QRA PRELIMINARY REPORT

Ref: 02-901-188098-12141-Revision 2 Page E.393 of E.425

B.02A – G1 Case description: HARDARM_L1_L_UVCE D3 ED (linked to Dense Gas Dispersion: Explosive mass - HARDARM_L1_L_DISPERSION D3 (linked to Pool evaporation - HARDARM_L1_L_EVAPORATION D3)) Model: Explosion (Multi Energy model) version: 5.03 (15/11/2013) Reference: Yellow Book CPR14E 3rd Edition - Chapter 5: Vapour cloud explosions compared to: HARDARM_L1_L_UVCE D9 ED (linked to Dense Gas Dispersion: Explosive mass - HARDARM_L1_L_DISPERSION D9 (linked to Pool evaporation - HARDARM_L1_L_EVAPORATION D9)) compared to: HARDARM_L1_L_UVCE E5 ED (linked to Dense Gas Dispersion: Explosive mass - HARDARM_L1_L_DISPERSION E5 (linked to Pool evaporation - HARDARM_L1_L_EVAPORATION E5)) compared to: HARDARM_L1_L_UVCE F2 ED (linked to Dense Gas Dispersion: Explosive mass - HARDARM_L1_L_DISPERSION F2 (linked to Pool evaporation - HARDARM_L1_L_EVAPORATION F2)) Parameters

Inputs

HARDARM_L1_L_UVCE D3 ED (linked to

Dense Gas Dispersion: Explosive mass -

HARDARM_L1_L_DISPERSION D3 (linked to

Pool evaporation -HARDARM_L1_L_EVA

PORATION D3))

HARDARM_L1_L_UVCE D9 ED (linked to

Dense Gas Dispersion: Explosive mass -

HARDARM_L1_L_DISPERSION D9 (linked to

Pool evaporation -HARDARM_L1_L_EVA

PORATION D9))

HARDARM_L1_L_UVCE E5 ED (linked to

Dense Gas Dispersion: Explosive mass -

HARDARM_L1_L_DISPERSION E5 (linked to

Pool evaporation -HARDARM_L1_L_EVA

PORATION E5))

HARDARM_L1_L_UVCE F2 ED (linked to

Dense Gas Dispersion: Explosive mass -

HARDARM_L1_L_DISPERSION F2 (linked to

Pool evaporation -HARDARM_L1_L_EVA

PORATION F2))Chemical name (DIPPR)

METHANE (DIPPR) METHANE (DIPPR) METHANE (DIPPR) METHANE (DIPPR)

Ambient pressure (bar)

1,0151 1,0151 1,0151 1,0151

Total mass in explosive range (kg)

95750 35000 1,0534E05 53731

Fraction of flammable cloud confined (%)

8 8 8 8

Curve number

5 (Medium deflagration) 5 (Medium deflagration) 5 (Medium deflagration) 5 (Medium deflagration)

Distance from release (Xd) (m)

100 100 100 100

Offset between release point and cloud centre (m)

239,77 162,39 130,23 535,58

Threshold overpressure (mbar)

160 160 160 160

X-coordinate of release

0 0 0 0

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Project for a new LNG regasification facility to be located in the Marsaxlokk Bay – QRA PRELIMINARY REPORT

Ref: 02-901-188098-12141-Revision 2 Page E.394 of E.425

(m) Y-coordinate of release (m)

0 0 0 0

Predefined wind direction

N N N N

Wind comes from (North = 0 degrees) (deg)

0 0 0 0

Results

HARDARM_L1_L_UVCE D3 ED (linked to

Dense Gas Dispersion: Explosive mass -

HARDARM_L1_L_DISPERSION D3 (linked to

Pool evaporation -HARDARM_L1_L_EVA

PORATION D3))

HARDARM_L1_L_UVCE D9 ED (linked to

Dense Gas Dispersion: Explosive mass -

HARDARM_L1_L_DISPERSION D9 (linked to

Pool evaporation -HARDARM_L1_L_EVA

PORATION D9))

HARDARM_L1_L_UVCE E5 ED (linked to

Dense Gas Dispersion: Explosive mass -

HARDARM_L1_L_DISPERSION E5 (linked to

Pool evaporation -HARDARM_L1_L_EVA

PORATION E5))

HARDARM_L1_L_UVCE F2 ED (linked to

Dense Gas Dispersion: Explosive mass -

HARDARM_L1_L_DISPERSION F2 (linked to

Pool evaporation -HARDARM_L1_L_EVA

PORATION F2))Confined mass in explosive range (kg)

7660 2800 8427,4 4298,5

Total combustion energy (MJ)

3,8324E05 1,4009E05 4,2163E05 2,1506E05

Peak overpressure at Xd (mbar)

186,89 135,85 191,52 156,71

Peak dynamic pressure at Xd (mbar)

39,917 18,348 42,915 25,521

Pressure impulse at Xd (Pa*s)

2885,9 1511,4 3052,3 2001,1

Positive phase duration at Xd (ms)

308,84 222,52 318,75 255,38

Dist. from center mass of cloud at threshold

118,66 84,841 122,49 97,871

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Project for a new LNG regasification facility to be located in the Marsaxlokk Bay – QRA PRELIMINARY REPORT

Ref: 02-901-188098-12141-Revision 2 Page E.395 of E.425

overpressure (m) Blast-wave shape at Xd

Pressure wave Pressure wave Pressure wave Pressure wave

Damage (general description) at Xd

Moderate damage (Zone C: 17 - 35 kPa).

Minor damage (Zone D: 3.5 - 17 kPa).

Moderate damage (Zone C: 17 - 35 kPa).

Minor damage (Zone D: 3.5 - 17 kPa).

Damage to brick houses at Xd

Not habitable without major repair works. Partial roof failures,

25% of all brick walls have failed, serious

damage to the remaining carrying

elements. Damage to windowframes and

doors (7-15 kPa).

Not habitable without major repair works. Partial roof failures,

25% of all brick walls have failed, serious

damage to the remaining carrying

elements. Damage to windowframes and

doors (7-15 kPa).

Not habitable without major repair works. Partial roof failures,

25% of all brick walls have failed, serious

damage to the remaining carrying

elements. Damage to windowframes and

doors (7-15 kPa).

Not habitable without major repair works. Partial roof failures,

25% of all brick walls have failed, serious

damage to the remaining carrying

elements. Damage to windowframes and

doors (7-15 kPa).

Damage to typical American-style houses at Xd

Moderate to minor damage. Deformed

walls and doors; failure of joints. Doors and

window frames have failed. Wall covering has fallen down (15

kPa).

Minor damage. Comparable to a damage due to a

storm; wooden walls fail, breakage of

windows (7-10 kPa).

Moderate to minor damage. Deformed

walls and doors; failure of joints. Doors and

window frames have failed. Wall covering has fallen down (15

kPa).

Moderate to minor damage. Deformed

walls and doors; failure of joints. Doors and

window frames have failed. Wall covering has fallen down (15

kPa).

Damage to structures (empirical) at Xd

Walls made of concrete blocks have collapsed

(15-20). Minor damage to steel frames (8-10

kPa). Connections between steel or

aluminium ondulated plates have failed 7-14

kPa). The roof of a storage tank has

collapsed (7 kPa).

Minor damage to steel frames (8-10 kPa).

Connections between steel or aluminium

ondulated plates have failed 7-14 kPa). The

roof of a storage tank has collapsed (7 kPa).

Walls made of concrete blocks have collapsed

(15-20). Minor damage to steel frames (8-10

kPa). Connections between steel or

aluminium ondulated plates have failed 7-14

kPa). The roof of a storage tank has

collapsed (7 kPa).

Walls made of concrete blocks have collapsed

(15-20). Minor damage to steel frames (8-10

kPa). Connections between steel or

aluminium ondulated plates have failed 7-14

kPa). The roof of a storage tank has

collapsed (7 kPa). Other information Main program Effects 8.1.8.6673Chemical database DIPPR databaseChemical source DIPPR Jan2010Chemical source date 14/09/2010

Effects report created by ESLR2RH1F\andrea_silvasantos at 15/11/2013 12:06:29

Page 396: CONSEQUENCE CALCULATIONS - Environment and … DPS_QRA Annex E... · CONSEQUENCE CALCULATIONS B.01a - GAS TANKER (RELEASE ON WATER) RELEASE Case description: B01a_TANK_G1_RELEASE

Project for a new LNG regasification facility to be located in the Marsaxlokk Bay – QRA PRELIMINARY REPORT

Ref: 02-901-188098-12141-Revision 2 Page E.396 of E.425

B.02B Case description: HARDARM_L2_L_UVCE D3 ED (linked to Dense Gas Dispersion: Explosive mass - HARDARM_L2_L_DISPERSION D3 (linked to Pool evaporation - HARDARM_L2_L_EVAPORATION D3)) Model: Explosion (Multi Energy model) version: 5.03 (15/11/2013) Reference: Yellow Book CPR14E 3rd Edition - Chapter 5: Vapour cloud explosions compared to: HARDARM_L2_L_UVCE D9 ED (linked to Dense Gas Dispersion: Explosive mass - HARDARM_L2_L_DISPERSION D9 (linked to Pool evaporation - HARDARM_L2_L_EVAPORATION D9)) compared to: HARDARM_L2_L_UVCE E5 ED (linked to Dense Gas Dispersion: Explosive mass - HARDARM_L2_L_DISPERSION E5 (linked to Pool evaporation - HARDARM_L2_L_EVAPORATION E5)) compared to: HARDARM_L2_L_UVCE F2 ED (linked to Dense Gas Dispersion: Explosive mass - HARDARM_L2_L_DISPERSION F2 (linked to Pool evaporation - HARDARM_L2_L_EVAPORATION F2)) Parameters

Inputs

HARDARM_L2_L_UVCE D3 ED (linked to

Dense Gas Dispersion: Explosive mass -

HARDARM_L2_L_DISPERSION D3 (linked to

Pool evaporation -HARDARM_L2_L_EVA

PORATION D3))

HARDARM_L2_L_UVCE D9 ED (linked to

Dense Gas Dispersion: Explosive mass -

HARDARM_L2_L_DISPERSION D9 (linked to

Pool evaporation -HARDARM_L2_L_EVA

PORATION D9))

HARDARM_L2_L_UVCE E5 ED (linked to

Dense Gas Dispersion: Explosive mass -

HARDARM_L2_L_DISPERSION E5 (linked to

Pool evaporation -HARDARM_L2_L_EVA

PORATION E5))

HARDARM_L2_L_UVCE F2 ED (linked to

Dense Gas Dispersion: Explosive mass -

HARDARM_L2_L_DISPERSION F2 (linked to

Pool evaporation -HARDARM_L2_L_EVA

PORATION F2))Chemical name (DIPPR)

METHANE (DIPPR) METHANE (DIPPR) METHANE (DIPPR) METHANE (DIPPR)

Ambient pressure (bar)

1,0151 1,0151 1,0151 1,0151

Total mass in explosive range (kg)

3067,5 242,34 1814,7 2837,5

Fraction of flammable cloud confined (%)

8 8 8 8

Curve number

5 (Medium deflagration) 5 (Medium deflagration) 5 (Medium deflagration) 5 (Medium deflagration)

Distance from release (Xd) (m)

100 100 100 100

Offset between release point and cloud centre (m)

151,98 20,374 239,75 291,52

Threshold overpressure (mbar)

160 160 160 160

X-coordinate of release

0 0 0 0

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Project for a new LNG regasification facility to be located in the Marsaxlokk Bay – QRA PRELIMINARY REPORT

Ref: 02-901-188098-12141-Revision 2 Page E.397 of E.425

(m) Y-coordinate of release (m)

0 0 0 0

Predefined wind direction

N N N N

Wind comes from (North = 0 degrees) (deg)

0 0 0 0

Results

HARDARM_L2_L_UVCE D3 ED (linked to

Dense Gas Dispersion: Explosive mass -

HARDARM_L2_L_DISPERSION D3 (linked to

Pool evaporation -HARDARM_L2_L_EVA

PORATION D3))

HARDARM_L2_L_UVCE D9 ED (linked to

Dense Gas Dispersion: Explosive mass -

HARDARM_L2_L_DISPERSION D9 (linked to

Pool evaporation -HARDARM_L2_L_EVA

PORATION D9))

HARDARM_L2_L_UVCE E5 ED (linked to

Dense Gas Dispersion: Explosive mass -

HARDARM_L2_L_DISPERSION E5 (linked to

Pool evaporation -HARDARM_L2_L_EVA

PORATION E5))

HARDARM_L2_L_UVCE F2 ED (linked to

Dense Gas Dispersion: Explosive mass -

HARDARM_L2_L_DISPERSION F2 (linked to

Pool evaporation -HARDARM_L2_L_EVA

PORATION F2))Confined mass in explosive range (kg)

245,4 19,387 145,18 227

Total combustion energy (MJ)

12278 969,98 7263,4 11357

Peak overpressure at Xd (mbar)

60,772 25,904 51,851 59,221

Peak dynamic pressure at Xd (mbar)

2,631 1,0151 1,7118 2,4677

Pressure impulse at Xd (Pa*s)

310,81 58,124 224,51 295,27

Positive phase duration at Xd (ms)

102,29 44,876 86,599 99,718

Dist. from center mass of cloud at threshold

37,686 16,17 31,636 36,719

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Project for a new LNG regasification facility to be located in the Marsaxlokk Bay – QRA PRELIMINARY REPORT

Ref: 02-901-188098-12141-Revision 2 Page E.398 of E.425

overpressure (m) Blast-wave shape at Xd

Pressure wave Shock Wave Pressure wave Pressure wave

Damage (general description) at Xd

Minor damage (Zone D: 3.5 - 17 kPa).

No damage or very minor damage

Minor damage (Zone D: 3.5 - 17 kPa).

Minor damage (Zone D: 3.5 - 17 kPa).

Damage to brick houses at Xd

Habitable after relatively easy repairs. Minor

structural damage (3 kPa).

Damage to roofs, ceilings, minor crack

formation in plastering, more than

1% damage to glass panels (1 - 1.5 kPa)

Habitable after relatively easy repairs. Minor

structural damage (3 kPa).

Habitable after relatively easy repairs. Minor

structural damage (3 kPa).

Damage to typical American-style houses at Xd

No damage or very minor damage

No damage or very minor damage

No damage or very minor damage

No damage or very minor damage

Damage to structures (empirical) at Xd

No damage or very minor damage

No damage or very minor damage

No damage or very minor damage

No damage or very minor damage

Other information Main program Effects 8.1.8.6673Chemical database DIPPR databaseChemical source DIPPR Jan2010Chemical source date 14/09/2010

Effects report created by ESLR2RH1F\andrea_silvasantos at 15/11/2013 12:09:37

Page 399: CONSEQUENCE CALCULATIONS - Environment and … DPS_QRA Annex E... · CONSEQUENCE CALCULATIONS B.01a - GAS TANKER (RELEASE ON WATER) RELEASE Case description: B01a_TANK_G1_RELEASE

Project for a new LNG regasification facility to be located in the Marsaxlokk Bay – QRA PRELIMINARY REPORT

Ref: 02-901-188098-12141-Revision 2 Page E.399 of E.425

B.03A Case description: B03a UVCE D3 ED (linked to Dense Gas Dispersion: Explosive mass - B03a DISP D3 (linked to Pool evaporation - B03a EVAP D3)) Model: Explosion (Multi Energy model) version: 5.03 (15/11/2013) Reference: Yellow Book CPR14E 3rd Edition - Chapter 5: Vapour cloud explosions compared to: B03a UVCE D9 ED (linked to Dense Gas Dispersion: Explosive mass - B03a DISP D9 (linked to Pool evaporation - B03a EVAP D9)) compared to: B03a UVCE E5 ED (linked to Dense Gas Dispersion: Explosive mass - B03a DISP E5 (linked to Pool evaporation - B03a EVAP E5)) compared to: B03a UVCE F2 ED (linked to Dense Gas Dispersion: Explosive mass - B03a DISP F2 (linked to Pool evaporation - B03a EVAP F2)) Parameters

Inputs

B03a UVCE D3 ED (linked to Dense Gas Dispersion: Explosive mass - B03a DISP D3

(linked to Pool evaporation - B03a

EVAP D3))

B03a UVCE D9 ED (linked to Dense Gas Dispersion:

Explosive mass -B03a DISP D9 (linked to Pool

evaporation - B03a EVAP D9))

B03a UVCE E5 ED (linked to Dense Gas Dispersion: Explosive mass - B03a DISP E5

(linked to Pool evaporation - B03a

EVAP E5))

B03a UVCE F2 ED (linked to Dense Gas Dispersion:

Explosive mass -B03a DISP F2 (linked to Pool

evaporation - B03a EVAP F2))

Chemical name (DIPPR)

METHANE (DIPPR) METHANE (DIPPR) METHANE (DIPPR) METHANE (DIPPR)

Ambient pressure (bar)

1,0151 1,0151 1,0151 1,0151

Total mass in explosive range (kg)

24411 8985,2 27975 8896,7

Fraction of flammable cloud confined (%)

8 8 8 8

Curve number 5 (Medium deflagration)5 (Medium

deflagration)5 (Medium deflagration)

5 (Medium deflagration)

Distance from release (Xd) (m)

50 50 50 50

Offset between release point and cloud centre (m)

100,19 93,352 47,564 515,01

Threshold overpressure (mbar)

160 160 160 160

X-coordinate of release (m)

0 0 0 0

Y-coordinate of release (m)

0 0 0 0

Predefined wind direction

User defined User defined User defined User defined

Wind comes from (North = 0 degrees) (deg)

270 270 270 270

Results

B03a UVCE D3 ED (linked to Dense Gas Dispersion: Explosive mass - B03a DISP D3

(linked to Pool

B03a UVCE D9 ED (linked to Dense Gas Dispersion:

Explosive mass -B03a DISP D9

B03a UVCE E5 ED (linked to Dense Gas Dispersion: Explosive mass - B03a DISP E5

(linked to Pool

B03a UVCE F2 ED (linked to Dense Gas Dispersion:

Explosive mass -B03a DISP F2

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Project for a new LNG regasification facility to be located in the Marsaxlokk Bay – QRA PRELIMINARY REPORT

Ref: 02-901-188098-12141-Revision 2 Page E.400 of E.425

evaporation - B03a EVAP D3))

(linked to Pool evaporation - B03a

EVAP D9))

evaporation - B03a EVAP E5))

(linked to Pool evaporation - B03a

EVAP F2))Confined mass in explosive range (kg)

1952,9 718,82 2238 711,74

Total combustion energy (MJ)

97704 35963 1,1197E05 35609

Peak overpressure at Xd (mbar)

206,07 172,41 206,07 171,84

Peak dynamic pressure at Xd (mbar)

66,176 31,564 72,107 31,353

Pressure impulse at Xd (Pa*s)

2138,5 1210,6 2277,9 1202,7

Positive phase duration at Xd (ms)

207,55 140,44 221,08 139,98

Dist. from center mass of cloud at threshold overpressure (m)

75,238 53,921 78,736 53,743

Blast-wave shape at Xd

Pressure wave Pressure wave Pressure wave Pressure wave

Damage (general description) at Xd

Moderate damage (Zone C: 17 - 35 kPa).

Moderate damage (Zone C: 17 - 35

kPa).

Moderate damage (Zone C: 17 - 35 kPa).

Moderate damage (Zone C: 17 - 35

kPa).

Damage to brick houses at Xd

Not habitable without major repair works.

Partial roof failures, 25% of all brick walls have

failed, serious damage to the remaining carrying

elements. Damage to windowframes and doors

(7-15 kPa).

Not habitable without major repair

works. Partial roof failures, 25% of all

brick walls have failed, serious damage to the

remaining carrying elements. Damage

to windowframes and doors (7-15

kPa).

Not habitable without major repair works.

Partial roof failures, 25% of all brick walls have

failed, serious damage to the remaining carrying

elements. Damage to windowframes and doors

(7-15 kPa).

Not habitable without major repair

works. Partial roof failures, 25% of all

brick walls have failed, serious damage to the

remaining carrying elements. Damage

to windowframes and doors (7-15

kPa).

Damage to typical American-style houses at Xd

Moderate to minor damage. Deformed walls

and doors; failure of joints. Doors and window frames have failed. Wall

covering has fallen down (15 kPa).

Moderate to minor damage. Deformed

walls and doors; failure of joints.

Doors and window frames have failed. Wall covering has

fallen down (15 kPa).

Moderate to minor damage. Deformed walls

and doors; failure of joints. Doors and window frames have failed. Wall

covering has fallen down (15 kPa).

Moderate to minor damage. Deformed

walls and doors; failure of joints.

Doors and window frames have failed. Wall covering has

fallen down (15 kPa).

Damage to structures (empirical) at Xd

Collapse of steel frames and displacement of foundation (20 kPa). Industrial steel self-

framing structure collapsed (20-30 kPa).

Walls made of concrete blocks

have collapsed (15-20). Minor damage to steel frames (8-

10 kPa).

Collapse of steel frames and displacement of foundation (20 kPa). Industrial steel self-

framing structure collapsed (20-30 kPa).

Walls made of concrete blocks

have collapsed (15-20). Minor damage to steel frames (8-

10 kPa).

Page 401: CONSEQUENCE CALCULATIONS - Environment and … DPS_QRA Annex E... · CONSEQUENCE CALCULATIONS B.01a - GAS TANKER (RELEASE ON WATER) RELEASE Case description: B01a_TANK_G1_RELEASE

Project for a new LNG regasification facility to be located in the Marsaxlokk Bay – QRA PRELIMINARY REPORT

Ref: 02-901-188098-12141-Revision 2 Page E.401 of E.425

Cracking in empty oil-storage tanks (20-30

kPa). Slight deformation of a pipe-bridge (20-30 kPa). Large trees have

fallen down (20-40 kPa). Walls made of concrete

blocks have collapsed (15-20). Minor damage

to steel frames (8-10 kPa). Connections

between steel or aluminium ondulated

plates have failed 7-14 kPa). The roof of a

storage tank has collapsed (7 kPa).

Connections between steel or

aluminium ondulated plates have failed 7-14

kPa). The roof of a storage tank has

collapsed (7 kPa).

Cracking in empty oil-storage tanks (20-30

kPa). Slight deformation of a pipe-bridge (20-30 kPa). Large trees have

fallen down (20-40 kPa). Walls made of concrete

blocks have collapsed (15-20). Minor damage

to steel frames (8-10 kPa). Connections

between steel or aluminium ondulated

plates have failed 7-14 kPa). The roof of a

storage tank has collapsed (7 kPa).

Connections between steel or

aluminium ondulated plates have failed 7-14

kPa). The roof of a storage tank has

collapsed (7 kPa).

Other information Main program Effects 8.1.8.6673Chemical database DIPPR databaseChemical source DIPPR Jan2010Chemical source date 14/09/2010

Effects report created by ESLR2RH1F\andrea_silvasantos at 15/11/2013 9:43:01

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Project for a new LNG regasification facility to be located in the Marsaxlokk Bay – QRA PRELIMINARY REPORT

Ref: 02-901-188098-12141-Revision 2 Page E.402 of E.425

B.03B Case description: B03b UVCE D3 ED (linked to Dense Gas Dispersion: Explosive mass - B03b DISP D3 (linked to Pool evaporation - B03b EVAP D3)) Model: Explosion (Multi Energy model) version: 5.03 (15/11/2013) Reference: Yellow Book CPR14E 3rd Edition - Chapter 5: Vapour cloud explosions compared to: B03b UVCE D9 ED (linked to Dense Gas Dispersion: Explosive mass - B03b DISP D9 (linked to Pool evaporation - B03b EVAP D9)) compared to: B03b UVCE E5 ED (linked to Dense Gas Dispersion: Explosive mass - B03b DISP E5 (linked to Pool evaporation - B03b EVAP E5)) compared to: B03b UVCE F2 ED (linked to Dense Gas Dispersion: Explosive mass - B03b DISP F2 (linked to Pool evaporation - B03b EVAP F2)) Parameters

Inputs

B03b UVCE D3 ED (linked to Dense Gas Dispersion: Explosive mass - B03b DISP D3

(linked to Pool evaporation - B03b

EVAP D3))

B03b UVCE D9 ED (linked to Dense Gas Dispersion: Explosive mass - B03b DISP D9

(linked to Pool evaporation - B03b

EVAP D9))

B03b UVCE E5 ED (linked to Dense Gas Dispersion: Explosive mass - B03b DISP E5

(linked to Pool evaporation - B03b

EVAP E5))

B03b UVCE F2 ED (linked to Dense Gas Dispersion: Explosive mass - B03b DISP F2

(linked to Pool evaporation - B03b

EVAP F2))Chemical name (DIPPR)

METHANE (DIPPR) METHANE (DIPPR) METHANE (DIPPR) METHANE (DIPPR)

Ambient pressure (bar)

1,0151 1,0151 1,0151 1,0151

Total mass in explosive range (kg)

152,77 179,75 151,83 0

Fraction of flammable cloud confined (%)

8 8 8 8

Curve number 5 (Medium

deflagration)5 (Medium

deflagration)5 (Medium

deflagration)5 (Medium

deflagration)Distance from release (Xd) (m)

50 50 50 50

Offset between release point and cloud centre (m)

19,989 17,728 24,312 -1,5E100

Threshold overpressure (mbar)

160 160 160 160

X-coordinate of release (m)

0 0 0 0

Y-coordinate of release (m)

0 0 0 0

Predefined wind direction

User defined User defined User defined User defined

Wind comes from (North = 0 degrees) (deg)

270 270 270 270

Results

B03b UVCE D3 ED (linked to Dense Gas Dispersion: Explosive mass - B03b DISP D3

(linked to Pool evaporation - B03b

EVAP D3))

B03b UVCE D9 ED (linked to Dense Gas Dispersion: Explosive mass - B03b DISP D9

(linked to Pool evaporation - B03b

EVAP D9))

B03b UVCE E5 ED (linked to Dense Gas Dispersion: Explosive mass - B03b DISP E5

(linked to Pool evaporation - B03b

EVAP E5))

B03b UVCE F2 ED (linked to Dense Gas Dispersion: Explosive mass - B03b DISP F2

(linked to Pool evaporation - B03b

EVAP F2))Confined mass in explosive range (kg)

12,222 14,38 12,147 0

Total 611,48 719,46 607,7 -1E94

Page 403: CONSEQUENCE CALCULATIONS - Environment and … DPS_QRA Annex E... · CONSEQUENCE CALCULATIONS B.01a - GAS TANKER (RELEASE ON WATER) RELEASE Case description: B01a_TANK_G1_RELEASE

Project for a new LNG regasification facility to be located in the Marsaxlokk Bay – QRA PRELIMINARY REPORT

Ref: 02-901-188098-12141-Revision 2 Page E.403 of E.425

combustion energy (MJ) Peak overpressure at Xd (mbar)

44,536 47,613 44,432 -1E98

Peak dynamic pressure at Xd (mbar)

1,2367 1,4296 1,2296 -1E98

Pressure impulse at Xd (Pa*s)

85,25 96,169 84,877 -1E100

Positive phase duration at Xd (ms)

38,284 40,396 38,206 -1E103

Dist. from center mass of cloud at threshold overpressure (m)

13,865 14,638 13,837 -1E100

Blast-wave shape at Xd

Pressure wave Pressure wave Pressure wave *** NOT INITIALIZED

Damage (general description) at Xd

Minor damage (Zone D: 3.5 - 17 kPa).

Minor damage (Zone D: 3.5 - 17 kPa).

Minor damage (Zone D: 3.5 - 17 kPa).

No damage or very minor damage

Damage to brick houses at Xd

Habitable after relatively easy repairs. Minor

structural damage (3 kPa).

Habitable after relatively easy repairs. Minor

structural damage (3 kPa).

Habitable after relatively easy repairs. Minor

structural damage (3 kPa).

No damage or very minor damage

Damage to typical American-style houses at Xd

No damage or very minor damage

No damage or very minor damage

No damage or very minor damage

No damage or very minor damage

Damage to structures (empirical) at Xd

No damage or very minor damage

No damage or very minor damage

No damage or very minor damage

No damage or very minor damage

Other information Main program Effects 8.1.8.6673Chemical database DIPPR databaseChemical source DIPPR Jan2010Chemical source date 14/09/2010

Effects report created by ESLR2RH1F\andrea_silvasantos at 15/11/2013 9:43:37

B04A Case description: HARDARM_L1_L_UVCE D3 ED (linked to Dense Gas Dispersion: Explosive mass - HARDARM_L1_L_DISPERSION D3 (linked to Pool evaporation - HARDARM_L1_L_EVAPORATION D3)) Model: Explosion (Multi Energy model) version: 5.03 (15/11/2013) Reference: Yellow Book CPR14E 3rd Edition - Chapter 5: Vapour cloud explosions compared to: HARDARM_L1_L_UVCE D9 ED (linked to Dense Gas Dispersion: Explosive mass - HARDARM_L1_L_DISPERSION D9 (linked to Pool evaporation - HARDARM_L1_L_EVAPORATION D9)) compared to: HARDARM_L1_L_UVCE E5 ED (linked to Dense Gas Dispersion: Explosive mass - HARDARM_L1_L_DISPERSION E5 (linked to Pool evaporation - HARDARM_L1_L_EVAPORATION E5)) compared to: HARDARM_L2_L_UVCE F2 ED (linked to Dense Gas Dispersion: Explosive mass - HARDARM_L2_L_DISPERSION F2 (linked to Pool evaporation - HARDARM_L2_L_EVAPORATION F2)) Parameters

Inputs HARDARM_L1_L_UVC

E D3 ED (linked to Dense Gas Dispersion:

HARDARM_L1_L_UVCE D9 ED (linked to

Dense Gas Dispersion:

HARDARM_L1_L_UVCE E5 ED (linked to

Dense Gas Dispersion:

HARDARM_L2_L_UVCE F2 ED (linked to

Dense Gas Dispersion:

Page 404: CONSEQUENCE CALCULATIONS - Environment and … DPS_QRA Annex E... · CONSEQUENCE CALCULATIONS B.01a - GAS TANKER (RELEASE ON WATER) RELEASE Case description: B01a_TANK_G1_RELEASE

Project for a new LNG regasification facility to be located in the Marsaxlokk Bay – QRA PRELIMINARY REPORT

Ref: 02-901-188098-12141-Revision 2 Page E.404 of E.425

Explosive mass -HARDARM_L1_L_DISP

ERSION D3 (linked to Pool evaporation -

HARDARM_L1_L_EVAPORATION D3))

Explosive mass -HARDARM_L1_L_DISP

ERSION D9 (linked to Pool evaporation -

HARDARM_L1_L_EVAPORATION D9))

Explosive mass -HARDARM_L1_L_DISP

ERSION E5 (linked to Pool evaporation -

HARDARM_L1_L_EVAPORATION E5))

Explosive mass -HARDARM_L2_L_DISP

ERSION F2 (linked to Pool evaporation -

HARDARM_L2_L_EVAPORATION F2))

Chemical name (DIPPR)

METHANE (DIPPR) METHANE (DIPPR) METHANE (DIPPR) METHANE (DIPPR)

Ambient pressure (bar)

1,0151 1,0151 1,0151 1,0151

Total mass in explosive range (kg)

1,1043E05 20467 27525 2837,5

Fraction of flammable cloud confined (%)

8 8 8 8

Curve number

5 (Medium deflagration) 5 (Medium deflagration) 5 (Medium deflagration) 5 (Medium deflagration)

Distance from release (Xd) (m)

100 100 100 100

Offset between release point and cloud centre (m)

262,44 162,78 949,54 291,52

Threshold overpressure (mbar)

160 160 160 160

X-coordinate of release (m)

0 0 0 0

Y-coordinate of release (m)

0 0 0 0

Predefined wind direction

N N N N

Wind comes from (North = 0 degrees) (deg)

0 0 0 0

Page 405: CONSEQUENCE CALCULATIONS - Environment and … DPS_QRA Annex E... · CONSEQUENCE CALCULATIONS B.01a - GAS TANKER (RELEASE ON WATER) RELEASE Case description: B01a_TANK_G1_RELEASE

Project for a new LNG regasification facility to be located in the Marsaxlokk Bay – QRA PRELIMINARY REPORT

Ref: 02-901-188098-12141-Revision 2 Page E.405 of E.425

Results

HARDARM_L1_L_UVCE D3 ED (linked to

Dense Gas Dispersion: Explosive mass -

HARDARM_L1_L_DISPERSION D3 (linked to

Pool evaporation -HARDARM_L1_L_EVA

PORATION D3))

HARDARM_L1_L_UVCE D9 ED (linked to

Dense Gas Dispersion: Explosive mass -

HARDARM_L1_L_DISPERSION D9 (linked to

Pool evaporation -HARDARM_L1_L_EVA

PORATION D9))

HARDARM_L1_L_UVCE E5 ED (linked to

Dense Gas Dispersion: Explosive mass -

HARDARM_L1_L_DISPERSION E5 (linked to

Pool evaporation -HARDARM_L1_L_EVA

PORATION E5))

HARDARM_L2_L_UVCE F2 ED (linked to

Dense Gas Dispersion: Explosive mass -

HARDARM_L2_L_DISPERSION F2 (linked to

Pool evaporation -HARDARM_L2_L_EVA

PORATION F2))Confined mass in explosive range (kg)

8834,6 1637,3 2202 227

Total combustion energy (MJ)

4,4201E05 81918 1,1017E05 11357

Peak overpressure at Xd (mbar)

193,85 113,15 125 59,221

Peak dynamic pressure at Xd (mbar)

44,49 12,063 15,101 2,4677

Pressure impulse at Xd (Pa*s)

3138,1 1063,5 1289,8 295,27

Positive phase duration at Xd (ms)

323,77 187,97 206,36 99,718

Dist. from center mass of cloud at threshold overpressure (m)

124,44 70,946 78,311 36,719

Blast-wave shape at Xd

Pressure wave Pressure wave Pressure wave Pressure wave

Damage (general description) at Xd

Moderate damage (Zone C: 17 - 35 kPa).

Minor damage (Zone D: 3.5 - 17 kPa).

Minor damage (Zone D: 3.5 - 17 kPa).

Minor damage (Zone D: 3.5 - 17 kPa).

Damage to brick houses at Xd

Not habitable without major repair works. Partial roof failures,

25% of all brick walls have failed, serious

Not habitable without major repair works. Partial roof failures,

25% of all brick walls have failed, serious

Not habitable without major repair works. Partial roof failures,

25% of all brick walls have failed, serious

Habitable after relatively easy repairs.

Minor structural damage (3 kPa).

Page 406: CONSEQUENCE CALCULATIONS - Environment and … DPS_QRA Annex E... · CONSEQUENCE CALCULATIONS B.01a - GAS TANKER (RELEASE ON WATER) RELEASE Case description: B01a_TANK_G1_RELEASE

Project for a new LNG regasification facility to be located in the Marsaxlokk Bay – QRA PRELIMINARY REPORT

Ref: 02-901-188098-12141-Revision 2 Page E.406 of E.425

damage to the remaining carrying

elements. Damage to windowframes and

doors (7-15 kPa).

damage to the remaining carrying

elements. Damage to windowframes and

doors (7-15 kPa).

damage to the remaining carrying

elements. Damage to windowframes and

doors (7-15 kPa).

Damage to typical American-style houses at Xd

Moderate to minor damage. Deformed

walls and doors; failure of joints. Doors and

window frames have failed. Wall covering has fallen down (15

kPa).

Minor damage. Comparable to a damage due to a

storm; wooden walls fail, breakage of

windows (7-10 kPa).

Minor damage. Comparable to a damage due to a

storm; wooden walls fail, breakage of

windows (7-10 kPa).

No damage or very minor damage

Damage to structures (empirical) at Xd

Walls made of concrete blocks have collapsed

(15-20). Minor damage to steel frames (8-10

kPa). Connections between steel or

aluminium ondulated plates have failed 7-14

kPa). The roof of a storage tank has

collapsed (7 kPa).

Minor damage to steel frames (8-10 kPa).

Connections between steel or aluminium

ondulated plates have failed 7-14 kPa). The

roof of a storage tank has collapsed (7 kPa).

Minor damage to steel frames (8-10 kPa).

Connections between steel or aluminium

ondulated plates have failed 7-14 kPa). The

roof of a storage tank has collapsed (7 kPa).

No damage or very minor damage

Other information Main program Effects 8.1.8.6673Chemical database DIPPR databaseChemical source DIPPR Jan2010Chemical source date 14/09/2010

Effects report created by ESLR2RH1F\andrea_silvasantos at 15/11/2013 9:47:54

Page 407: CONSEQUENCE CALCULATIONS - Environment and … DPS_QRA Annex E... · CONSEQUENCE CALCULATIONS B.01a - GAS TANKER (RELEASE ON WATER) RELEASE Case description: B01a_TANK_G1_RELEASE

Project for a new LNG regasification facility to be located in the Marsaxlokk Bay – QRA PRELIMINARY REPORT

Ref: 02-901-188098-12141-Revision 2 Page E.407 of E.425

B04B Case description: HARDARM_L2_L_UVCE D3 ED (linked to Dense Gas Dispersion: Explosive mass - HARDARM_L2_L_DISPERSION D3 (linked to Pool evaporation - HARDARM_L2_L_EVAPORATION D3)) Model: Explosion (Multi Energy model) version: 5.03 (15/11/2013) Reference: Yellow Book CPR14E 3rd Edition - Chapter 5: Vapour cloud explosions compared to: HARDARM_L2_L_UVCE D9 ED (linked to Dense Gas Dispersion: Explosive mass - HARDARM_L2_L_DISPERSION D9 (linked to Pool evaporation - HARDARM_L2_L_EVAPORATION D9)) compared to: HARDARM_L2_L_UVCE E5 ED (linked to Dense Gas Dispersion: Explosive mass - HARDARM_L2_L_DISPERSION E5 (linked to Pool evaporation - HARDARM_L2_L_EVAPORATION E5)) compared to: HARDARM_L2_L_UVCE F2 ED (linked to Dense Gas Dispersion: Explosive mass - HARDARM_L2_L_DISPERSION F2 (linked to Pool evaporation - HARDARM_L2_L_EVAPORATION F2)) Parameters

Inputs

HARDARM_L2_L_UVCE D3 ED (linked to

Dense Gas Dispersion: Explosive mass -

HARDARM_L2_L_DISPERSION D3 (linked to

Pool evaporation -HARDARM_L2_L_EVA

PORATION D3))

HARDARM_L2_L_UVCE D9 ED (linked to

Dense Gas Dispersion: Explosive mass -

HARDARM_L2_L_DISPERSION D9 (linked to

Pool evaporation -HARDARM_L2_L_EVA

PORATION D9))

HARDARM_L2_L_UVCE E5 ED (linked to

Dense Gas Dispersion: Explosive mass -

HARDARM_L2_L_DISPERSION E5 (linked to

Pool evaporation -HARDARM_L2_L_EVA

PORATION E5))

HARDARM_L2_L_UVCE F2 ED (linked to

Dense Gas Dispersion: Explosive mass -

HARDARM_L2_L_DISPERSION F2 (linked to

Pool evaporation -HARDARM_L2_L_EVA

PORATION F2))Chemical name (DIPPR)

METHANE (DIPPR) METHANE (DIPPR) METHANE (DIPPR) METHANE (DIPPR)

Ambient pressure (bar)

1,0151 1,0151 1,0151 1,0151

Total mass in explosive range (kg)

3067,5 242,34 1814,7 2837,5

Fraction of flammable cloud confined (%)

8 8 8 8

Curve number

5 (Medium deflagration) 5 (Medium deflagration) 5 (Medium deflagration) 5 (Medium deflagration)

Distance from release (Xd) (m)

100 100 100 100

Offset between release point and cloud centre (m)

151,98 20,374 239,75 291,52

Threshold overpressure (mbar)

160 160 160 160

X-coordinate of release

0 0 0 0

Page 408: CONSEQUENCE CALCULATIONS - Environment and … DPS_QRA Annex E... · CONSEQUENCE CALCULATIONS B.01a - GAS TANKER (RELEASE ON WATER) RELEASE Case description: B01a_TANK_G1_RELEASE

Project for a new LNG regasification facility to be located in the Marsaxlokk Bay – QRA PRELIMINARY REPORT

Ref: 02-901-188098-12141-Revision 2 Page E.408 of E.425

(m) Y-coordinate of release (m)

0 0 0 0

Predefined wind direction

N N N N

Wind comes from (North = 0 degrees) (deg)

0 0 0 0

Results

HARDARM_L2_L_UVCE D3 ED (linked to

Dense Gas Dispersion: Explosive mass -

HARDARM_L2_L_DISPERSION D3 (linked to

Pool evaporation -HARDARM_L2_L_EVA

PORATION D3))

HARDARM_L2_L_UVCE D9 ED (linked to

Dense Gas Dispersion: Explosive mass -

HARDARM_L2_L_DISPERSION D9 (linked to

Pool evaporation -HARDARM_L2_L_EVA

PORATION D9))

HARDARM_L2_L_UVCE E5 ED (linked to

Dense Gas Dispersion: Explosive mass -

HARDARM_L2_L_DISPERSION E5 (linked to

Pool evaporation -HARDARM_L2_L_EVA

PORATION E5))

HARDARM_L2_L_UVCE F2 ED (linked to

Dense Gas Dispersion: Explosive mass -

HARDARM_L2_L_DISPERSION F2 (linked to

Pool evaporation -HARDARM_L2_L_EVA

PORATION F2))Confined mass in explosive range (kg)

245,4 19,387 145,18 227

Total combustion energy (MJ)

12278 969,98 7263,4 11357

Peak overpressure at Xd (mbar)

60,772 25,904 51,851 59,221

Peak dynamic pressure at Xd (mbar)

2,631 1,0151 1,7118 2,4677

Pressure impulse at Xd (Pa*s)

310,81 58,124 224,51 295,27

Positive phase duration at Xd (ms)

102,29 44,876 86,599 99,718

Dist. from center mass of cloud at threshold

37,686 16,17 31,636 36,719

Page 409: CONSEQUENCE CALCULATIONS - Environment and … DPS_QRA Annex E... · CONSEQUENCE CALCULATIONS B.01a - GAS TANKER (RELEASE ON WATER) RELEASE Case description: B01a_TANK_G1_RELEASE

Project for a new LNG regasification facility to be located in the Marsaxlokk Bay – QRA PRELIMINARY REPORT

Ref: 02-901-188098-12141-Revision 2 Page E.409 of E.425

overpressure (m) Blast-wave shape at Xd

Pressure wave Shock Wave Pressure wave Pressure wave

Damage (general description) at Xd

Minor damage (Zone D: 3.5 - 17 kPa).

No damage or very minor damage

Minor damage (Zone D: 3.5 - 17 kPa).

Minor damage (Zone D: 3.5 - 17 kPa).

Damage to brick houses at Xd

Habitable after relatively easy repairs. Minor

structural damage (3 kPa).

Damage to roofs, ceilings, minor crack

formation in plastering, more than

1% damage to glass panels (1 - 1.5 kPa)

Habitable after relatively easy repairs. Minor

structural damage (3 kPa).

Habitable after relatively easy repairs. Minor

structural damage (3 kPa).

Damage to typical American-style houses at Xd

No damage or very minor damage

No damage or very minor damage

No damage or very minor damage

No damage or very minor damage

Damage to structures (empirical) at Xd

No damage or very minor damage

No damage or very minor damage

No damage or very minor damage

No damage or very minor damage

Other information Main program Effects 8.1.8.6673Chemical database DIPPR databaseChemical source DIPPR Jan2010Chemical source date 14/09/2010

Effects report created by ESLR2RH1F\andrea_silvasantos at 15/11/2013 9:48:24

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Project for a new LNG regasification facility to be located in the Marsaxlokk Bay – QRA PRELIMINARY REPORT

Ref: 02-901-188098-12141-Revision 2 Page E.410 of E.425

B.05.REV Case description: tank (secondary pump) to compressor - uvce D3 LC1 PNEW ED (linked to Dense Gas Dispersion: Explosive mass - onboard tank (secondary pump) to compressor - dispersion D3 PNEW (linked to Pool evaporation - onboard tank (secondary pump) to compressor - evaporation D3 PNEW (linked to Liquefied Gas Bottom Discharge (TPDIS model) - onboard tank to compressor - release PNEW))) Model: Explosion (Multi Energy model) version: 5.03 (15/11/2013) Reference: Yellow Book CPR14E 3rd Edition - Chapter 5: Vapour cloud explosions compared to: tank (secondary pump) to compressor - uvce D9 LC1 PNEW ED (linked to Dense Gas Dispersion: Explosive mass - onboard tank (secondary pump) to compressor - dispersion D9 PNEW (linked to Pool evaporation - onboard tank (secondary pump) to compressor - evaporation D9 PNEW (linked to Liquefied Gas Bottom Discharge (TPDIS model) - onboard tank to compressor - release PNEW))) compared to: tank (secondary pump) to compressor - uvce E5 LC1 PNEW ED (linked to Dense Gas Dispersion: Explosive mass - onboard tank (secondary pump) to compressor - dispersion E5 PNEW (linked to Pool evaporation - onboard tank (secondary pump) to compressor - evaporation E5 PNEW (linked to Liquefied Gas Bottom Discharge (TPDIS model) - onboard tank to compressor - release PNEW))) compared to: tank (secondary pump) to compressor - uvce F2 LC1 PNEW ED (linked to Dense Gas Dispersion: Explosive mass - onboard tank (secondary pump) to compressor - dispersion F2 PNEW (linked to Pool evaporation - onboard tank (secondary pump) to compressor - evaporation F2 PNEW (linked to Liquefied Gas Bottom Discharge (TPDIS model) - onboard tank to compressor - release PNEW))) Parameters

Inputs

tank (secondary pump) to compressor - uvce

D3 LC1 PNEW ED (linked to Dense Gas Dispersion: Explosive mass - onboard tank (secondary pump) to

compressor -dispersion D3 PNEW

(linked to Pool evaporation - onboard

tank (secondary pump) to compressor -

evaporation D3 PNEW (linked to Liquefied

Gas Bottom Discharge (TPDIS model) -onboard tank to

compressor - release PNEW)))

tank (secondary pump) to compressor - uvce

D9 LC1 PNEW ED (linked to Dense Gas Dispersion: Explosive mass - onboard tank(secondary pump) to

compressor -dispersion D9 PNEW

(linked to Pool evaporation - onboard

tank (secondary pump) to compressor -

evaporation D9 PNEW (linked to Liquefied

Gas Bottom Discharge (TPDIS model) -onboard tank to

compressor - release PNEW)))

tank (secondary pump) to compressor - uvce

E5 LC1 PNEW ED (linked to Dense Gas Dispersion: Explosive mass - onboard tank (secondary pump) to

compressor -dispersion E5 PNEW

(linked to Pool evaporation - onboard

tank (secondary pump) to compressor -

evaporation E5 PNEW (linked to Liquefied

Gas Bottom Discharge (TPDIS model) -onboard tank to

compressor - release PNEW)))

tank (secondary pump) to compressor - uvce

F2 LC1 PNEW ED (linked to Dense Gas Dispersion: Explosive mass - onboard tank (secondary pump) to

compressor -dispersion F2 PNEW

(linked to Pool evaporation - onboard

tank (secondary pump) to compressor -

evaporation F2 PNEW (linked to Liquefied

Gas Bottom Discharge (TPDIS model) -onboard tank to

compressor - release PNEW)))

Chemical name (DIPPR)

METHANE (DIPPR) METHANE (DIPPR) METHANE (DIPPR) METHANE (DIPPR)

Ambient pressure (bar)

1,0151 1,0151 1,0151 1,0151

Total mass in explosive range (kg)

22341 17878 18047 66077

Fraction of flammable cloud confined (%)

8 8 8 8

Curve number

5 (Medium deflagration)

5 (Medium deflagration)

5 (Medium deflagration)

5 (Medium deflagration)

Distance from release (Xd) (m)

50 50 50 50

Page 411: CONSEQUENCE CALCULATIONS - Environment and … DPS_QRA Annex E... · CONSEQUENCE CALCULATIONS B.01a - GAS TANKER (RELEASE ON WATER) RELEASE Case description: B01a_TANK_G1_RELEASE

Project for a new LNG regasification facility to be located in the Marsaxlokk Bay – QRA PRELIMINARY REPORT

Ref: 02-901-188098-12141-Revision 2 Page E.411 of E.425

Offset between release point and cloud centre (m)

429,91 -9,8282 33,214 33,547

Threshold overpressure (mbar)

160 160 160 160

X-coordinate of release (m)

0 0 0 0

Y-coordinate of release (m)

0 0 0 0

Predefined wind direction

N N N N

Wind comes from (North = 0 degrees) (deg)

0 0 0 0

Results

tank (secondary pump) to compressor - uvce

D3 LC1 PNEW ED (linked to Dense Gas Dispersion: Explosive mass - onboard tank (secondary pump) to

compressor -dispersion D3 PNEW

(linked to Pool evaporation - onboard

tank (secondary pump) to compressor -

evaporation D3 PNEW (linked to Liquefied

Gas Bottom Discharge (TPDIS model) -onboard tank to

compressor - release PNEW)))

tank (secondary pump) to compressor - uvce

D9 LC1 PNEW ED (linked to Dense Gas Dispersion: Explosive mass - onboard tank (secondary pump) to

compressor -dispersion D9 PNEW

(linked to Pool evaporation - onboard

tank (secondary pump) to compressor -

evaporation D9 PNEW (linked to Liquefied

Gas Bottom Discharge (TPDIS model) -onboard tank to

compressor - release PNEW)))

tank (secondary pump) to compressor - uvce

E5 LC1 PNEW ED (linked to Dense Gas Dispersion: Explosive mass - onboard tank (secondary pump) to

compressor -dispersion E5 PNEW

(linked to Pool evaporation - onboard

tank (secondary pump) to compressor -

evaporation E5 PNEW (linked to Liquefied

Gas Bottom Discharge (TPDIS model) -onboard tank to

compressor - release PNEW)))

tank (secondary pump) to compressor - uvce

F2 LC1 PNEW ED (linked to Dense Gas Dispersion: Explosive mass - onboard tank (secondary pump) to

compressor -dispersion F2 PNEW

(linked to Pool evaporation - onboard

tank (secondary pump) to compressor -

evaporation F2 PNEW (linked to Liquefied

Gas Bottom Discharge (TPDIS model) -onboard tank to

compressor - release PNEW)))

Confined mass in explosive range (kg)

1787,3 1430,2 1443,8 5286,1

Total combustion energy (MJ)

89419 71556 72233 2,6447E05

Peak overpressure at Xd (mbar)

206,07 201,73 201,99 206,07

Peak dynamic pressure at Xd (mbar)

62,038 53,59 53,914 92,932

Pressure impulse at Xd (Pa*s)

2052,5 1812,2 1822,4 3385,4

Positive phase duration at Xd (ms)

199,21 179,67 180,45 328,57

Dist. from center mass of cloud at

73,049 67,819 68,032 104,86

Page 412: CONSEQUENCE CALCULATIONS - Environment and … DPS_QRA Annex E... · CONSEQUENCE CALCULATIONS B.01a - GAS TANKER (RELEASE ON WATER) RELEASE Case description: B01a_TANK_G1_RELEASE

Project for a new LNG regasification facility to be located in the Marsaxlokk Bay – QRA PRELIMINARY REPORT

Ref: 02-901-188098-12141-Revision 2 Page E.412 of E.425

threshold overpressure (m) Blast-wave shape at Xd

Pressure wave Pressure wave Pressure wave Pressure wave

Damage (general description) at Xd

Moderate damage (Zone C: 17 - 35 kPa).

Moderate damage (Zone C: 17 - 35 kPa).

Moderate damage (Zone C: 17 - 35 kPa).

Moderate damage (Zone C: 17 - 35 kPa).

Damage to brick houses at Xd

Not habitable without major repair works. Partial roof failures,

25% of all brick walls have failed, serious

damage to the remaining carrying

elements. Damage to windowframes and

doors (7-15 kPa).

Not habitable without major repair works. Partial roof failures,

25% of all brick walls have failed, serious

damage to the remaining carrying

elements. Damage to windowframes and

doors (7-15 kPa).

Not habitable without major repair works. Partial roof failures,

25% of all brick walls have failed, serious

damage to the remaining carrying

elements. Damage to windowframes and

doors (7-15 kPa).

Not habitable withoutmajor repair works. Partial roof failures,

25% of all brick walls have failed, serious

damage to the remaining carrying

elements. Damage to windowframes and

doors (7-15 kPa).

Damage to typical American-style houses at Xd

Moderate to minor damage. Deformed

walls and doors; failure of joints. Doors and

window frames have failed. Wall covering has fallen down (15

kPa).

Moderate to minor damage. Deformed

walls and doors; failure of joints. Doors and

window frames have failed. Wall covering has fallen down (15

kPa).

Moderate to minor damage. Deformed

walls and doors; failure of joints. Doors and

window frames have failed. Wall covering has fallen down (15

kPa).

Moderate to minor damage. Deformed

walls and doors; failure of joints. Doors and

window frames have failed. Wall covering has fallen down (15

kPa).

Damage to structures (empirical) at Xd

Collapse of steel frames and

displacement of foundation (20 kPa). Industrial steel self-

framing structure collapsed (20-30 kPa). Cracking in empty oil-storage tanks (20-30

kPa). Slight deformation of a pipe-

bridge (20-30 kPa). Large trees have fallen

down (20-40 kPa). Walls made of

concrete blocks have collapsed (15-20).

Minor damage to steel frames (8-10 kPa).

Connections between steel or aluminium

ondulated plates have failed 7-14 kPa). The roof of a storage tank

has collapsed (7 kPa).

Collapse of steel frames and

displacement of foundation (20 kPa). Industrial steel self-

framing structure collapsed (20-30 kPa). Cracking in empty oil-storage tanks (20-30

kPa). Slight deformation of a pipe-

bridge (20-30 kPa). Large trees have fallen

down (20-40 kPa). Walls made of

concrete blocks have collapsed (15-20).

Minor damage to steel frames (8-10 kPa).

Connections between steel or aluminium

ondulated plates have failed 7-14 kPa). The roof of a storage tank

has collapsed (7 kPa).

Collapse of steel frames and

displacement of foundation (20 kPa). Industrial steel self-

framing structure collapsed (20-30 kPa). Cracking in empty oil-storage tanks (20-30

kPa). Slight deformation of a pipe-

bridge (20-30 kPa). Large trees have fallen

down (20-40 kPa). Walls made of

concrete blocks have collapsed (15-20).

Minor damage to steel frames (8-10 kPa).

Connections between steel or aluminium

ondulated plates have failed 7-14 kPa). The roof of a storage tank

has collapsed (7 kPa).

Collapse of steel frames and

displacement of foundation (20 kPa). Industrial steel self-

framing structure collapsed (20-30 kPa). Cracking in empty oil-storage tanks (20-30

kPa). Slight deformation of a pipe-

bridge (20-30 kPa). Large trees have fallen

down (20-40 kPa). Walls made of

concrete blocks have collapsed (15-20).

Minor damage to steel frames (8-10 kPa).

Connections between steel or aluminium

ondulated plates have failed 7-14 kPa). The roof of a storage tank

has collapsed (7 kPa). Other information Main program Effects 8.1.8.6673Chemical database DIPPR databaseChemical source DIPPR Jan2010Chemical source date 14/09/2010

Effects report created by ESLR2RH1F\andrea_silvasantos at 15/11/2013 9:50:02

Page 413: CONSEQUENCE CALCULATIONS - Environment and … DPS_QRA Annex E... · CONSEQUENCE CALCULATIONS B.01a - GAS TANKER (RELEASE ON WATER) RELEASE Case description: B01a_TANK_G1_RELEASE

Project for a new LNG regasification facility to be located in the Marsaxlokk Bay – QRA PRELIMINARY REPORT

Ref: 02-901-188098-12141-Revision 2 Page E.413 of E.425

B.06.REV Case description: B06_onboard tank (secondary pump) to compressor - UVCE D3 ED (linked to Dense Gas Dispersion: Explosive mass - B06_onboard tank (secondary pump) to compressor - dispersion D3 (linked to Pool evaporation - B06_onboard tank (secondary pump) to compressor - evaporation D3 (linked to Liquefied Gas Bottom Discharge (TPDIS model) - B06.rev_onboard tank to compressor - release))) Model: Explosion (Multi Energy model) version: 5.03 (15/11/2013) Reference: Yellow Book CPR14E 3rd Edition - Chapter 5: Vapour cloud explosions compared to: B06_onboard tank (secondary pump) to compressor - UVCE D9 ED (linked to Dense Gas Dispersion: Explosive mass - B06_onboard tank (secondary pump) to compressor - dispersion D9 (linked to Pool evaporation - B06_onboard tank (secondary pump) to compressor - evaporation D9 (linked to Liquefied Gas Bottom Discharge (TPDIS model) - B06.rev_onboard tank to compressor - release))) compared to: B06_onboard tank (secondary pump) to compressor - UVCE E5 ED (linked to Dense Gas Dispersion: Explosive mass - B06_onboard tank (secondary pump) to compressor - dispersion E5 (linked to Pool evaporation - B06_onboard tank (secondary pump) to compressor - evaporation E5 (linked to Liquefied Gas Bottom Discharge (TPDIS model) - B06.rev_onboard tank to compressor - release))) compared to: B06_onboard tank (secondary pump) to compressor - UVCE F2 ED (linked to Dense Gas Dispersion: Explosive mass - B06_onboard tank (secondary pump) to compressor - dispersion F2 (linked to Pool evaporation - B06_onboard tank (secondary pump) to compressor - evaporation F2 (linked to Liquefied Gas Bottom Discharge (TPDIS model) - B06.rev_onboard tank to compressor - release))) Parameters

Inputs

B06_onboard tank (secondary pump) to compressor - UVCE

D3 ED (linked to Dense Gas

Dispersion: Explosive mass - B06_onboard

tank (secondary pump) to compressor -

dispersion D3 (linked to Pool evaporation -

B06_onboard tank (secondary pump) to

compressor -evaporation D3 (linked

to Liquefied Gas Bottom Discharge

(TPDIS model) -B06.rev_onboard tank

to compressor -release)))

B06_onboard tank (secondary pump) to compressor - UVCE

D9 ED (linked to Dense Gas

Dispersion: Explosive mass - B06_onboard

tank (secondary pump) to compressor -

dispersion D9 (linked to Pool evaporation -

B06_onboard tank (secondary pump) to

compressor -evaporation D9 (linked

to Liquefied Gas Bottom Discharge

(TPDIS model) -B06.rev_onboard tank

to compressor -release)))

B06_onboard tank (secondary pump) to compressor - UVCE

E5 ED (linked to Dense Gas

Dispersion: Explosive mass - B06_onboard

tank (secondary pump) to compressor -

dispersion E5 (linked to Pool evaporation -

B06_onboard tank (secondary pump) to

compressor -evaporation E5 (linked

to Liquefied Gas Bottom Discharge

(TPDIS model) -B06.rev_onboard tank

to compressor -release)))

B06_onboard tank (secondary pump) to compressor - UVCE

F2 ED (linked to Dense Gas

Dispersion: Explosive mass - B06_onboard

tank (secondary pump) to compressor -

dispersion F2 (linked to Pool evaporation -

B06_onboard tank (secondary pump) to

compressor -evaporation F2 (linked

to Liquefied Gas Bottom Discharge

(TPDIS model) -B06.rev_onboard tank

to compressor -release)))

Chemical name (DIPPR)

METHANE (DIPPR) METHANE (DIPPR) METHANE (DIPPR) METHANE (DIPPR)

Ambient pressure (bar)

1,0151 1,0151 1,0151 1,0151

Total mass in explosive range (kg)

1275,3 0 397,55 3675,8

Fraction of flammable cloud confined (%)

8 8 8 8

Curve number

5 (Medium deflagration)

5 (Medium deflagration)

5 (Medium deflagration)

5 (Medium deflagration)

Distance from release (Xd) (m)

50 50 50 50

Offset between

118,94 0 0 161,08

Page 414: CONSEQUENCE CALCULATIONS - Environment and … DPS_QRA Annex E... · CONSEQUENCE CALCULATIONS B.01a - GAS TANKER (RELEASE ON WATER) RELEASE Case description: B01a_TANK_G1_RELEASE

Project for a new LNG regasification facility to be located in the Marsaxlokk Bay – QRA PRELIMINARY REPORT

Ref: 02-901-188098-12141-Revision 2 Page E.414 of E.425

release point and cloud centre (m) Threshold overpressure (mbar)

160 160 160 160

X-coordinate of release (m)

0 0 0 0

Y-coordinate of release (m)

0 0 0 0

Predefined wind direction

N N N N

Wind comes from (North = 0 degrees) (deg)

0 0 0 0

Results

B06_onboard tank (secondary pump) to compressor - UVCE

D3 ED (linked to Dense Gas

Dispersion: Explosive mass - B06_onboard

tank (secondary pump) to compressor -

dispersion D3 (linked to Pool evaporation -

B06_onboard tank (secondary pump) to

compressor -evaporation D3 (linked

to Liquefied Gas Bottom Discharge

(TPDIS model) -B06.rev_onboard tank

to compressor -release)))

B06_onboard tank (secondary pump) to compressor - UVCE

D9 ED (linked to Dense Gas

Dispersion: Explosive mass - B06_onboard

tank (secondary pump) to compressor -

dispersion D9 (linked to Pool evaporation -

B06_onboard tank (secondary pump) to

compressor -evaporation D9 (linked

to Liquefied Gas Bottom Discharge

(TPDIS model) -B06.rev_onboard tank

to compressor -release)))

B06_onboard tank (secondary pump) to compressor - UVCE

E5 ED (linked to Dense Gas

Dispersion: Explosive mass - B06_onboard

tank (secondary pump) to compressor -

dispersion E5 (linked to Pool evaporation -

B06_onboard tank (secondary pump) to

compressor -evaporation E5 (linked

to Liquefied Gas Bottom Discharge

(TPDIS model) -B06.rev_onboard tank

to compressor -release)))

B06_onboard tank (secondary pump) to compressor - UVCE

F2 ED (linked to Dense Gas

Dispersion: Explosive mass - B06_onboard

tank (secondary pump) to compressor -

dispersion F2 (linked to Pool evaporation -

B06_onboard tank (secondary pump) to

compressor -evaporation F2 (linked

to Liquefied Gas Bottom Discharge

(TPDIS model) -B06.rev_onboard tank

to compressor -release)))

Confined mass in explosive range (kg)

102,03 0 31,804 294,07

Total combustion energy (MJ)

5104,4 -1E94 1591,2 14713

Peak overpressure at Xd (mbar)

90,116 -1E98 61,505 127,83

Peak dynamic pressure at Xd (mbar)

6,9186 -1E98 2,714 15,857

Pressure impulse at Xd (Pa*s)

338,56 -1E100 159,14 673,34

Positive phase duration at Xd (ms)

75,139 -1E103 51,75 105,34

Dist. from 28,127 -1E100 19,071 40,028

Page 415: CONSEQUENCE CALCULATIONS - Environment and … DPS_QRA Annex E... · CONSEQUENCE CALCULATIONS B.01a - GAS TANKER (RELEASE ON WATER) RELEASE Case description: B01a_TANK_G1_RELEASE

Project for a new LNG regasification facility to be located in the Marsaxlokk Bay – QRA PRELIMINARY REPORT

Ref: 02-901-188098-12141-Revision 2 Page E.415 of E.425

center mass of cloud at threshold overpressure (m) Blast-wave shape at Xd

Pressure wave *** NOT INITIALIZED Pressure wave Pressure wave

Damage (general description) at Xd

Minor damage (Zone D: 3.5 - 17 kPa).

No damage or very minor damage

Minor damage (Zone D: 3.5 - 17 kPa).

Minor damage (Zone D: 3.5 - 17 kPa).

Damage to brick houses at Xd

Habitable after relatively easy repairs.

Minor structural damage (3 kPa).

No damage or very minor damage

Habitable after relatively easy repairs.

Minor structural damage (3 kPa).

Not habitable without major repair works. Partial roof failures,

25% of all brick walls have failed, serious

damage to the remaining carrying

elements. Damage to windowframes and

doors (7-15 kPa).

Damage to typical American-style houses at Xd

Minor damage. Comparable to a damage due to a

storm; wooden walls fail, breakage of

windows (7-10 kPa).

No damage or very minor damage

No damage or very minor damage

Minor damage. Comparable to a damage due to a

storm; wooden walls fail, breakage of

windows (7-10 kPa).

Damage to structures (empirical) at Xd

Minor damage to steel frames (8-10 kPa).

Connections between steel or aluminium

ondulated plates have failed 7-14 kPa). The roof of a storage tank

has collapsed (7 kPa).

No damage or very minor damage

No damage or very minor damage

Minor damage to steel frames (8-10 kPa).

Connections between steel or aluminium

ondulated plates have failed 7-14 kPa). The roof of a storage tank

has collapsed (7 kPa). Other information Main program Effects 8.1.8.6673Chemical database DIPPR databaseChemical source DIPPR Jan2010Chemical source date 14/09/2010

Effects report created by ESLR2RH1F\andrea_silvasantos at 15/11/2013 9:52:57

Page 416: CONSEQUENCE CALCULATIONS - Environment and … DPS_QRA Annex E... · CONSEQUENCE CALCULATIONS B.01a - GAS TANKER (RELEASE ON WATER) RELEASE Case description: B01a_TANK_G1_RELEASE

Project for a new LNG regasification facility to be located in the Marsaxlokk Bay – QRA PRELIMINARY REPORT

Ref: 02-901-188098-12141-Revision 2 Page E.416 of E.425

B.07 Case description: B07_pump to ru - uvce D3 ED (linked to Dense Gas Dispersion: Explosive mass - B07_pump to ru - dispersion D3 (linked to Pool evaporation - B07_pump to RU - evaporation D3 (linked to Liquefied Gas Bottom Discharge (TPDIS model) - B07_pump to ru - release))) Model: Explosion (Multi Energy model) version: 5.03 (15/11/2013) Reference: Yellow Book CPR14E 3rd Edition - Chapter 5: Vapour cloud explosions compared to: B07_pump to ru - uvce D9 ED (linked to Dense Gas Dispersion: Explosive mass - B07_pump to ru - dispersion D9 (linked to Pool evaporation - B07_pump to RU - evaporation D9 (linked to Liquefied Gas Bottom Discharge (TPDIS model) - B07_pump to ru - release))) compared to: B07_pump to ru - uvce E5 ED (linked to Dense Gas Dispersion: Explosive mass - B07_pump to ru - dispersion E5 (linked to Pool evaporation - B07_pump to RU - evaporation E5 (linked to Liquefied Gas Bottom Discharge (TPDIS model) - B07_pump to ru - release))) compared to: B07_pump to ru - uvce F2 ED (linked to Dense Gas Dispersion: Explosive mass - B07_pump to ru - dispersion F2 (linked to Pool evaporation - B07_pump to RU - evaporation F2 (linked to Liquefied Gas Bottom Discharge (TPDIS model) - B07_pump to ru - release))) Parameters

Inputs

B07_pump to ru -uvce D3 ED (linked to

Dense Gas Dispersion: Explosive mass - B07_pump to

ru - dispersion D3 (linked to Pool evaporation -

B07_pump to RU -evaporation D3

(linked to Liquefied Gas Bottom

Discharge (TPDIS model) - B07_pump

to ru - release)))

B07_pump to ru -uvce D9 ED (linked to

Dense GasDispersion: Explosive mass - B07_pump to

ru - dispersion D9 (linked to Pool evaporation -

B07_pump to RU -evaporation D9

(linked to Liquefied Gas Bottom

Discharge (TPDIS model) - B07_pump

to ru - release)))

B07_pump to ru - uvce E5 ED (linked to

Dense Gas Dispersion: Explosive mass - B07_pump to

ru - dispersion E5 (linked to Pool evaporation -

B07_pump to RU -evaporation E5 (linked

to Liquefied Gas Bottom Discharge

(TPDIS model) -B07_pump to ru -

release)))

B07_pump to ru - uvce F2 ED (linked to Dense

Gas Dispersion: Explosive mass -B07_pump to ru -

dispersion F2 (linked to Pool evaporation -B07_pump to RU -

evaporation F2 (linked to Liquefied Gas Bottom

Discharge (TPDIS model) - B07_pump to

ru - release)))

Chemical name (DIPPR)

METHANE (DIPPR) METHANE (DIPPR) METHANE (DIPPR) METHANE (DIPPR)

Ambient pressure (bar)

1,0151 1,0151 1,0151 1,0151

Total mass in explosive range (kg)

1834,7 190,3 669,32 4050,5

Fraction of flammable cloud confined (%)

8 8 8 8

Curve number 5 (Medium

deflagration)5 (Medium

deflagration)5 (Medium

deflagration)5 (Medium deflagration)

Distance from release (Xd) (m)

50 50 50 50

Offset between release point and cloud centre (m)

78,783 -8,1074 44,423 113,01

Threshold overpressure (mbar)

160 160 160 160

X-coordinate of release (m)

0 0 0 0

Y-coordinate of release (m)

0 0 0 0

Predefined wind direction

N N N N

Page 417: CONSEQUENCE CALCULATIONS - Environment and … DPS_QRA Annex E... · CONSEQUENCE CALCULATIONS B.01a - GAS TANKER (RELEASE ON WATER) RELEASE Case description: B01a_TANK_G1_RELEASE

Project for a new LNG regasification facility to be located in the Marsaxlokk Bay – QRA PRELIMINARY REPORT

Ref: 02-901-188098-12141-Revision 2 Page E.417 of E.425

Wind comes from (North = 0 degrees) (deg)

0 0 0 0

Results

B07_pump to ru -uvce D3 ED (linked to

Dense Gas Dispersion: Explosive mass - B07_pump to

ru - dispersion D3 (linked to Pool evaporation -

B07_pump to RU -evaporation D3

(linked to Liquefied Gas Bottom

Discharge (TPDIS model) - B07_pump

to ru - release)))

B07_pump to ru -uvce D9 ED (linked to

Dense Gas Dispersion: Explosive mass - B07_pump to

ru - dispersion D9 (linked to Pool evaporation -

B07_pump to RU -evaporation D9

(linked to Liquefied Gas Bottom

Discharge (TPDIS model) - B07_pump

to ru - release)))

B07_pump to ru - uvce E5 ED (linked to

Dense Gas Dispersion: Explosive mass - B07_pump to

ru - dispersion E5 (linked to Pool evaporation -

B07_pump to RU -evaporation E5 (linked

to Liquefied Gas Bottom Discharge

(TPDIS model) -B07_pump to ru -

release)))

B07_pump to ru - uvce F2 ED (linked to Dense

Gas Dispersion: Explosive mass -B07_pump to ru -

dispersion F2 (linked to Pool evaporation -B07_pump to RU -

evaporation F2 (linked to Liquefied Gas Bottom

Discharge (TPDIS model) - B07_pump to

ru - release)))

Confined mass in explosive range (kg)

146,77 15,224 53,546 324,04

Total combustion energy (MJ)

7343,2 761,68 2679 16212

Peak overpressure at Xd (mbar)

101,67 48,747 73,026 132,22

Peak dynamic pressure at Xd (mbar)

9,2877 1,4994 4,1851 17,037

Pressure impulse at Xd (Pa*s)

429,45 100,16 223,17 717,99

Positive phase duration at Xd (ms)

84,475 41,096 61,121 108,6

Dist. from center mass of cloud at threshold overpressure (m)

31,752 14,919 22,688 41,344

Blast-wave shape at Xd

Pressure wave Pressure wave Pressure wave Pressure wave

Damage (general description) at Xd

Minor damage (Zone D: 3.5 - 17 kPa).

Minor damage (Zone D: 3.5 - 17 kPa).

Minor damage (Zone D: 3.5 - 17 kPa).

Minor damage (Zone D: 3.5 - 17 kPa).

Damage to brick houses at Xd

Habitable after relatively easy repairs. Minor

structural damage (3 kPa).

Habitable after relatively easy repairs. Minor

structural damage (3 kPa).

Habitable after relatively easy repairs.

Minor structural damage (3 kPa).

Not habitable without major repair works. Partial roof failures,

25% of all brick walls have failed, serious

damage to the remaining carrying

elements. Damage to windowframes and

doors (7-15 kPa).Damage to Minor damage. No damage or very Minor damage. Minor damage.

Page 418: CONSEQUENCE CALCULATIONS - Environment and … DPS_QRA Annex E... · CONSEQUENCE CALCULATIONS B.01a - GAS TANKER (RELEASE ON WATER) RELEASE Case description: B01a_TANK_G1_RELEASE

Project for a new LNG regasification facility to be located in the Marsaxlokk Bay – QRA PRELIMINARY REPORT

Ref: 02-901-188098-12141-Revision 2 Page E.418 of E.425

typical American-style houses at Xd

Comparable to a damage due to a

storm; wooden walls fail, breakage of

windows (7-10 kPa).

minor damage Comparable to a damage due to a

storm; wooden walls fail, breakage of

windows (7-10 kPa).

Comparable to a damage due to a storm;

wooden walls fail, breakage of windows (7-

10 kPa).

Damage to structures (empirical) at Xd

Minor damage to steel frames (8-10 kPa). Connections

between steel or aluminium ondulated plates have failed 7-

14 kPa). The roof of a storage tank has

collapsed (7 kPa).

No damage or very minor damage

Connections between steel or

aluminium ondulated plates have failed 7-

14 kPa). The roof of a storage tank has

collapsed (7 kPa).

Minor damage to steel frames (8-10 kPa).

Connections between steel or aluminium

ondulated plates have failed 7-14 kPa). The roof of a storage tank

has collapsed (7 kPa).

Other information Main program Effects 8.1.8.6673Chemical database DIPPR databaseChemical source DIPPR Jan2010Chemical source date 14/09/2010

Effects report created by ESLR2RH1F\andrea_silvasantos at 15/11/2013 9:55:57

Page 419: CONSEQUENCE CALCULATIONS - Environment and … DPS_QRA Annex E... · CONSEQUENCE CALCULATIONS B.01a - GAS TANKER (RELEASE ON WATER) RELEASE Case description: B01a_TANK_G1_RELEASE

Project for a new LNG regasification facility to be located in the Marsaxlokk Bay – QRA PRELIMINARY REPORT

Ref: 02-901-188098-12141-Revision 2 Page E.419 of E.425

B.08.REV Case description: B08_rev_vaporizer - uvce D3 pNew ED (linked to Neutral Gas Dispersion: Explosive mass - B08_rev_vaporizer - dispersion D3 pNew (linked to Gas Jet Fire (Chamberlain model) - B08_rev_vaporizer - JFIRE D3 pnew)) Model: Explosion (Multi Energy model) version: 5.03 (15/11/2013) Reference: Yellow Book CPR14E 3rd Edition - Chapter 5: Vapour cloud explosions compared to: B08_rev_vaporizer - uvce D9 pNew ED (linked to Neutral Gas Dispersion: Explosive mass - B08_rev_vaporizer - dispersion D9 pNew (linked to Gas Jet Fire (Chamberlain model) - B08_rev_vaporizer - JFIRE D9 pnew)) compared to: B08_rev_vaporizer - uvce E5 pNew ED (linked to Neutral Gas Dispersion: Explosive mass - B08_rev_vaporizer - dispersion E5 pNew (linked to Gas Jet Fire (Chamberlain model) - B08_rev_vaporizer - JFIRE E5 pnew)) compared to: B08_rev_vaporizer - uvce F2 pNew ED (linked to Neutral Gas Dispersion: Explosive mass - B08_rev_vaporizer - dispersion F2 pNew (linked to Gas Jet Fire (Chamberlain model) - B08_rev_vaporizer - JFIRE F2 pnew)) Parameters

Inputs

B08_rev_vaporizer -uvce D3 pNew ED

(linked to Neutral Gas Dispersion: Explosive

mass -B08_rev_vaporizer -dispersion D3 pNew

(linked to Gas Jet Fire (Chamberlain model) -

B08_rev_vaporizer -JFIRE D3 pnew))

B08_rev_vaporizer -uvce D9 pNew ED

(linked to Neutral Gas Dispersion: Explosive

mass -B08_rev_vaporizer -dispersion D9 pNew

(linked to Gas Jet Fire (Chamberlain model) -

B08_rev_vaporizer -JFIRE D9 pnew))

B08_rev_vaporizer -uvce E5 pNew ED

(linked to Neutral Gas Dispersion: Explosive

mass -B08_rev_vaporizer -dispersion E5 pNew

(linked to Gas Jet Fire (Chamberlain model) -

B08_rev_vaporizer -JFIRE E5 pnew))

B08_rev_vaporizer -uvce F2 pNew ED

(linked to Neutral Gas Dispersion: Explosive

mass -B08_rev_vaporizer -dispersion F2 pNew

(linked to Gas Jet Fire (Chamberlain model) -

B08_rev_vaporizer -JFIRE F2 pnew))

Chemical name (DIPPR)

METHANE (DIPPR) METHANE (DIPPR) METHANE (DIPPR) METHANE (DIPPR)

Ambient pressure (bar)

1,0151 1,0151 1,0151 1,0151

Total mass in explosive range (kg)

294,14 49,962 199,8 853,01

Fraction of flammable cloud confined (%)

8 8 8 8

Curve number

5 (Medium deflagration)

5 (Medium deflagration)

5 (Medium deflagration)

5 (Medium deflagration)

Distance from release (Xd) (m)

50 50 100 100

Offset between release point and cloud centre (m)

61,03 31,015 69,31 213,66

Threshold overpressure (mbar)

160 160 160 160

X-coordinate of release (m)

0 0 0 0

Y-coordinate of release (m)

0 0 0 0

Predefined wind direction

N N N N

Wind comes from (North = 0 degrees)

0 0 0 0

Page 420: CONSEQUENCE CALCULATIONS - Environment and … DPS_QRA Annex E... · CONSEQUENCE CALCULATIONS B.01a - GAS TANKER (RELEASE ON WATER) RELEASE Case description: B01a_TANK_G1_RELEASE

Project for a new LNG regasification facility to be located in the Marsaxlokk Bay – QRA PRELIMINARY REPORT

Ref: 02-901-188098-12141-Revision 2 Page E.420 of E.425

(deg)

Results

B08_rev_vaporizer -uvce D3 pNew ED

(linked to Neutral Gas Dispersion: Explosive

mass -B08_rev_vaporizer -dispersion D3 pNew

(linked to Gas Jet Fire (Chamberlain model) -

B08_rev_vaporizer -JFIRE D3 pnew))

B08_rev_vaporizer -uvce D9 pNew ED

(linked to Neutral Gas Dispersion: Explosive

mass -B08_rev_vaporizer -dispersion D9 pNew

(linked to Gas Jet Fire (Chamberlain model) -

B08_rev_vaporizer -JFIRE D9 pnew))

B08_rev_vaporizer -uvce E5 pNew ED

(linked to Neutral Gas Dispersion: Explosive

mass -B08_rev_vaporizer -dispersion E5 pNew

(linked to Gas Jet Fire (Chamberlain model) -

B08_rev_vaporizer -JFIRE E5 pnew))

B08_rev_vaporizer -uvce F2 pNew ED

(linked to Neutral Gas Dispersion: Explosive

mass -B08_rev_vaporizer -dispersion F2 pNew

(linked to Gas Jet Fire (Chamberlain model) -

B08_rev_vaporizer -JFIRE F2 pnew))

Confined mass in explosive range (kg)

23,531 3,997 15,984 68,241

Total combustion energy (MJ)

1177,3 199,97 799,7 3414,1

Peak overpressure at Xd (mbar)

55,687 30,152 24,38 38,871

Peak dynamic pressure at Xd (mbar)

2,1376 1,0151 1,0151 1,0151

Pressure impulse at Xd (Pa*s)

130,6 39,904 51,326 132,15

Positive phase duration at Xd (ms)

46,905 26,469 42,105 67,994

Dist. from center mass of cloud at threshold overpressure (m)

17,249 9,5527 15,163 24,598

Blast-wave shape at Xd

Pressure wave Shock Wave Shock Wave Pressure wave

Damage (general description) at Xd

Minor damage (Zone D: 3.5 - 17 kPa).

No damage or very minor damage

No damage or very minor damage

Minor damage (Zone D: 3.5 - 17 kPa).

Damage to brick houses at Xd

Habitable after relatively easy repairs.

Minor structural damage (3 kPa).

Habitable after relatively easy repairs.

Minor structural damage (3 kPa).

Damage to roofs, ceilings, minor crack

formation in plastering, more than

1% damage to glass panels (1 - 1.5 kPa)

Habitable after relatively easy repairs.

Minor structural damage (3 kPa).

Damage to typical American-style houses at Xd

No damage or very minor damage

No damage or very minor damage

No damage or very minor damage

No damage or very minor damage

Damage to structures (empirical) at Xd

No damage or very minor damage

No damage or very minor damage

No damage or very minor damage

No damage or very minor damage

Other information

Page 421: CONSEQUENCE CALCULATIONS - Environment and … DPS_QRA Annex E... · CONSEQUENCE CALCULATIONS B.01a - GAS TANKER (RELEASE ON WATER) RELEASE Case description: B01a_TANK_G1_RELEASE

Project for a new LNG regasification facility to be located in the Marsaxlokk Bay – QRA PRELIMINARY REPORT

Ref: 02-901-188098-12141-Revision 2 Page E.421 of E.425

Main program Effects 8.1.8.6673Chemical database DIPPR databaseChemical source DIPPR Jan2010Chemical source date 14/09/2010

Effects report created by ESLR2RH1F\andrea_silvasantos at 15/11/2013 10:00:13

Page 422: CONSEQUENCE CALCULATIONS - Environment and … DPS_QRA Annex E... · CONSEQUENCE CALCULATIONS B.01a - GAS TANKER (RELEASE ON WATER) RELEASE Case description: B01a_TANK_G1_RELEASE

Project for a new LNG regasification facility to be located in the Marsaxlokk Bay – QRA PRELIMINARY REPORT

Ref: 02-901-188098-12141-Revision 2 Page E.422 of E.425

B.09.REV Case description: B09_RU to ME - UVCE D3 ED (linked to Neutral Gas Dispersion: Explosive mass - B09_RU to ME - dispersion D3 pNew (linked to Gas Jet Fire (Chamberlain model) - B09_RU to ME - JFIRE D3 pNew)) Model: Explosion (Multi Energy model) version: 5.03 (15/11/2013) Reference: Yellow Book CPR14E 3rd Edition - Chapter 5: Vapour cloud explosions compared to: B09_RU to ME - UVCE D9 ED (linked to Neutral Gas Dispersion: Explosive mass - B09_RU to ME - dispersion D9 pNew (linked to Gas Jet Fire (Chamberlain model) - B09_RU to ME - JFIRE D9 pNew)) compared to: B09_RU to ME - UVCE E5 ED (linked to Neutral Gas Dispersion: Explosive mass - B09_RU to ME - dispersion E5 pNew (linked to Gas Jet Fire (Chamberlain model) - B09_RU to ME - JFIRE E5 pNew)) compared to: B09_RU to ME - UVCE F2 ED (linked to Neutral Gas Dispersion: Explosive mass - B09_RU to ME - dispersion F2 pNew (linked to Gas Jet Fire (Chamberlain model) - B09_RU to ME - JFIRE F2 pNew)) Parameters

Inputs

B09_RU to ME - UVCE D3 ED (linked to Neutral Gas

Dispersion: Explosive mass - B09_RU to ME -

dispersion D3 pNew (linked to Gas Jet Fire

(Chamberlain model) -B09_RU to ME - JFIRE D3

pNew))

B09_RU to ME -UVCE D9 ED (linked

to Neutral Gas Dispersion: Explosive

mass - B09_RU to ME - dispersion D9

pNew (linked to Gas Jet Fire (Chamberlain

model) - B09_RU to ME - JFIRE D9

pNew))

B09_RU to ME -UVCE E5 ED (linked

to Neutral Gas Dispersion:

Explosive mass -B09_RU to ME -

dispersion E5 pNew (linked to Gas Jet Fire (Chamberlain

model) - B09_RU to ME - JFIRE E5

pNew))

B09_RU to ME -UVCE F2 ED (linked

to Neutral Gas Dispersion:

Explosive mass -B09_RU to ME -

dispersion F2 pNew (linked to Gas Jet Fire (Chamberlain

model) - B09_RU to ME - JFIRE F2

pNew))Chemical name (DIPPR)

METHANE (DIPPR) METHANE (DIPPR) METHANE (DIPPR) METHANE (DIPPR)

Ambient pressure (bar)

1,0151 1,0151 1,0151 1,0151

Total mass in explosive range (kg)

25245 10173 22558 24903

Fraction of flammable cloud confined (%)

8 8 8 8

Curve number 5 (Medium deflagration)5 (Medium

deflagration)5 (Medium

deflagration)5 (Medium

deflagration)Distance from release (Xd) (m)

50 50 100 100

Offset between release point and cloud centre (m)

399,32 235,45 529,18 466,3

Threshold overpressure (mbar)

160 160 160 160

X-coordinate of release (m)

0 0 0 0

Y-coordinate of release (m)

0 0 0 0

Predefined wind direction

N N N N

Wind comes from (North = 0 degrees)

0 0 0 0

Page 423: CONSEQUENCE CALCULATIONS - Environment and … DPS_QRA Annex E... · CONSEQUENCE CALCULATIONS B.01a - GAS TANKER (RELEASE ON WATER) RELEASE Case description: B01a_TANK_G1_RELEASE

Project for a new LNG regasification facility to be located in the Marsaxlokk Bay – QRA PRELIMINARY REPORT

Ref: 02-901-188098-12141-Revision 2 Page E.423 of E.425

(deg)

Results

B09_RU to ME - UVCE D3 ED (linked to Neutral Gas

Dispersion: Explosive mass - B09_RU to ME -

dispersion D3 pNew (linked to Gas Jet Fire

(Chamberlain model) -B09_RU to ME - JFIRE D3

pNew))

B09_RU to ME -UVCE D9 ED (linked

to Neutral Gas Dispersion: Explosive

mass - B09_RU to ME - dispersion D9

pNew (linked to Gas Jet Fire (Chamberlain

model) - B09_RU to ME - JFIRE D9

pNew))

B09_RU to ME -UVCE E5 ED (linked

to Neutral Gas Dispersion:

Explosive mass -B09_RU to ME -

dispersion E5 pNew (linked to Gas Jet Fire (Chamberlain

model) - B09_RU to ME - JFIRE E5

pNew))

B09_RU to ME -UVCE F2 ED (linked

to Neutral Gas Dispersion:

Explosive mass -B09_RU to ME -

dispersion F2 pNew (linked to Gas Jet Fire (Chamberlain

model) - B09_RU to ME - JFIRE F2

pNew))Confined mass in explosive range (kg)

2019,6 813,87 1804,6 1992,3

Total combustion energy (MJ)

1,0104E05 40719 90286 99675

Peak overpressure at Xd (mbar)

206,07 179,26 116,86 120,84

Peak dynamic pressure at Xd (mbar)

67,816 35,059 13 14,011

Pressure impulse at Xd (Pa*s)

2172 1311,6 1132,7 1208,3

Positive phase duration at Xd (ms)

210,81 146,33 193,87 199,98

Dist. from center mass of cloud at threshold overpressure (m)

76,086 56,2 73,284 75,741

Blast-wave shape at Xd

Pressure wave Pressure wave Pressure wave Pressure wave

Damage (general description) at Xd

Moderate damage (Zone C: 17 - 35 kPa).

Moderate damage (Zone C: 17 - 35

kPa).

Minor damage (Zone D: 3.5 - 17

kPa).

Minor damage (Zone D: 3.5 - 17

kPa).

Damage to brick houses at Xd

Not habitable without major repair works. Partial roof failures, 25% of all brick

walls have failed, serious damage to the remaining

carrying elements. Damage to windowframes and doors

(7-15 kPa).

Not habitable without major repair works. Partial roof failures,

25% of all brick walls have failed, serious

damage to the remaining carrying

elements. Damage to windowframes and

doors (7-15 kPa).

Not habitable without major repair

works. Partial roof failures, 25% of all

brick walls have failed, serious damage to the

remaining carrying elements. Damage

to windowframes and doors (7-15

kPa).

Not habitable without major repair

works. Partial roof failures, 25% of all

brick walls have failed, serious damage to the

remaining carrying elements. Damage

to windowframes and doors (7-15

kPa).Damage to typical American-style houses at Xd

Moderate to minor damage. Deformed walls

and doors; failure of joints. Doors and window frames have failed. Wall covering

Moderate to minor damage. Deformed

walls and doors; failure of joints. Doors

and window frames

Minor damage. Comparable to a damage due to a

storm; wooden walls fail, breakage

Minor damage. Comparable to a damage due to a

storm; wooden walls fail, breakage

Page 424: CONSEQUENCE CALCULATIONS - Environment and … DPS_QRA Annex E... · CONSEQUENCE CALCULATIONS B.01a - GAS TANKER (RELEASE ON WATER) RELEASE Case description: B01a_TANK_G1_RELEASE

Project for a new LNG regasification facility to be located in the Marsaxlokk Bay – QRA PRELIMINARY REPORT

Ref: 02-901-188098-12141-Revision 2 Page E.424 of E.425

has fallen down (15 kPa). have failed. Wall covering has fallen

down (15 kPa).

of windows (7-10 kPa).

of windows (7-10 kPa).

Damage to structures (empirical) at Xd

Collapse of steel frames and displacement of foundation (20 kPa).

Industrial steel self-framing structure collapsed (20-30

kPa). Cracking in empty oil-storage tanks (20-30 kPa).

Slight deformation of a pipe-bridge (20-30 kPa).

Large trees have fallen down (20-40 kPa). Walls made of concrete blocks have collapsed (15-20). Minor damage to steel

frames (8-10 kPa). Connections between steel

or aluminium ondulated plates have failed 7-14

kPa). The roof of a storage tank has collapsed (7 kPa).

Walls made of concrete blocks

have collapsed (15-20). Minor damage

to steel frames (8-10 kPa). Connections

between steel or aluminium

ondulated plates have failed 7-14

kPa). The roof of a storage tank has

collapsed (7 kPa).

Minor damage to steel frames (8-10

kPa). Connections between steel or

aluminium ondulated plates have failed 7-14

kPa). The roof of a storage tank has

collapsed (7 kPa).

Minor damage to steel frames (8-10

kPa). Connections between steel or

aluminium ondulated plates have failed 7-14

kPa). The roof of a storage tank has

collapsed (7 kPa).

Other information Main program Effects 8.1.8.6673Chemical database DIPPR databaseChemical source DIPPR Jan2010Chemical source date 14/09/2010

Effects report created by ESLR2RH1F\andrea_silvasantos at 15/11/2013 10:03:46

Page 425: CONSEQUENCE CALCULATIONS - Environment and … DPS_QRA Annex E... · CONSEQUENCE CALCULATIONS B.01a - GAS TANKER (RELEASE ON WATER) RELEASE Case description: B01a_TANK_G1_RELEASE

Project for a new LNG regasification facility to be located in the Marsaxlokk Bay – QRA PRELIMINARY REPORT

Ref: 02-901-188098-12141-Revision 2 Page E.425 of E.425

B.10 NO EXPLOSIVE MASS B.11 NO EXPLOSIVE MASS B.12 NO EXPLOSIVE MASS B.13 NO EXPLOSIVE MASS