Proven Solutions GE-Evulet

Innovation Now

GE Oil & Gas Gas Turbine Combustion Technologies

Andrei T. EvuletCORE Symposium, Houston, May 2011

Todays AgendaFundamentals of Combustion Emissions Combustion Systems for Heavy Duty Gas Turbines MS5002C/D

MS5002ECombustion Systems for Aeroderivative Turbines

LM2500/+ PGT25 + G4GE 2011 All Rights Reserved Unauthorized Reproduction Prohibited

Turbines portfolio for low CO 2 emissionsPressure Ratio750700 CO2 output (g/Kwh) 650MS5001

1011

DLN1

MS5002C MS5002D

Heavy Duty GTs.... Increased EfficiencyAeroderivative GTs .... New Models for Mech.Drive

600550 500 450 400 25 30 35 40 DLN2MS5002E PGT25

17 18PGT25+/G4 24 LM6000 PF 28 LM6000 PH

DLE1

DLE2 45

LMS 100 42

50

GT Efficiency %

GE 2011 All Rights Reserved Unauthorized Reproduction Prohibited

Fundamentals about DLN/DLE systemsCORange to meet both NOx & CO requirements

Stoichiometric

NOx

CO Limit

NOx Limit

Stoichiometric point

Flame TemperatureFlame Temp

Premix Flame Fuel/Air

Fuel/Air can be controlled by: AIR: axial compressor speed, IGV (Inlet Guide Vane) angle, variable geometry vanes, inlet bleed heating, overboard bleed FUEL: valves to control staged burnersGE 2011 All Rights Reserved Unauthorized Reproduction Prohibited

NOx & CO are also very important Higher Pressure ratio .... Flame Temp NOx tendencyTarget: Low CO2 How: Intercooling to limit CD temp . LMS100 & LM6000 sprint New generation of DLN LM6000PH, LMS100 and MS5002EFlame Temp

AND

Low NOX / CO

Emissions

CO

NOx

Aeroderivative Heavy duty

Challenges >> new Combustion SystemsGE 2011 All Rights Reserved Unauthorized Reproduction Prohibited

Aero vs HD Cycle conditionsAero (DLE)PR 18-30 T3 850-1080F LMS100 PR 41; T3 700F Annular Combustor Burning Length...10 in

HD (DLN)PR 8-23 T3 650-900 F Can-Annular Combustor Burning Length...>30 in


Todays AgendaFundamentals of Combustion Efficiency Combustion Systems for Heavy Duty Gas Turbines MS5002C/D MS5002E Combustion Systems for Aeroderivative Turbines PGT25 + G4

LM6000 and LMS100GE 2011 All Rights Reserved Unauthorized Reproduction Prohibited

Gas turbine combustion nomenclatureIGV: Inlet Guide Vanes (axial compressor inlet) F/A: Fuel to Air ratioTCD10

T_flame

T_fire

T8

Temperature9 8 6 7 5 4 3 2 0 1 4

5

6

7

8

9

10

11

12

13

14

secondary

Fuel

Compressor AirComb. inlet primary dilution Turbine Inlet Turbine exhaust


DLN-1 Operating ModesFuel 100% Fuel 60% 40% Diffusion Partially Premixed

Compressor Air

Secondary Zone Primary Zone Second-Stage Burning Transient During Transfer to Premixed Primary zone extinguished Fuel 100%

Premixed Operation 80 to 100% Load Primary zone converted to premixer

Emissions

Fuel 81% 19% Fully Premixed

F/ACOodeode

T-fire

Primary Operation (Diffusion Flame) Ignition to 20% Load

Lean-Lean Operation 20 to 80% Load

IGV

DLN-1 emission reductions

L Leaean-Lean n-Le an M Mode ode

ary M

Prim

Prim

Low NOx/CO

~20%

* ~80%

Prem100%

Partially Premixed

NOx

* Assumes No Inlet Bleed Heat

Fuel Staging Enables Dry Low NOx TechnologyGE 2011 All Rights Reserved Unauthorized Reproduction Prohibited

ary M

ix Mo

de

DLN + inlet bleed heating* > extended premix* Certified ecomagination productMIN IGV w/out IBH Premix Transfer w/IBH

Premix Transfer w/out IBH

MIN IGV w/ IBH

Min IGV angle w/out IBH restricted by compressor icing and compressor operating limits IBH System allows min IGV angle down - Heated inlety Mo de Emissions

F/A

T-fire

IGV

L-L w/Out IBH L-L w/ IBH

Pmx w/Out IBH Pmx w IBHLe Lean an-L -Lea ean M n Mo ode de de Prem ix Mo

Prim ar

Gas Turbine efficiency traded with increased turn-down capabilityGE 2011 All Rights Reserved Unauthorized Reproduction Prohibited

Prim

ary M

IBH expands Premix range to 50% load

ode

- Compressor aft-end unloaded

~20%

~50%

CO ~80% 100%NOx

Extendor kits state of artCombustion-Inspection intervals extension GT / Combustor 32J STD 52C/D DLN1 52C/D STD & LHE 61B DLN1 71EA STD 71EA DLN1 51PA STD 61B STD 8k 12k 16k 24k 32k Extendor nameHigh-Tech DLN1 Extendor* Extendor+ / Extendor3** CLEX DLN1 Extendor II+ DLN1 71EA Extendor 51PA Extendor+ CLEX* NPI program on going to have CI at 24kh and MI at 48Kh ** Extendor3 allows to move the MI to 48kh

Typical Extended Maintenance intervals:

Start-up

CI

HGPI (LTPI)

CI

MI

Availability MTBM improvement... and life cycle cost ...GE 2011 All Rights Reserved Unauthorized Reproduction Prohibited

Extendor kits DLN1 Increase Material Hardness Dedicated wear Test activity Decrease relative Displacements/ Velocity Increase frequency margin from dynamic excitation & reduce clearances Decrease Loads Increase contact surfaces Mean Time Between Maintenance Next generation Extendor kit:


MS5002C/D DLN1 fuel flexibilityHEAVY HYDROCARBONS : max ethane 15% (Fr6B DLN lab test up to 59% ) or max propane 15% (Fr6B DLN lab test up to 79% ) INERTS : max CO 2 or max N2 15% 25% (Fr9E DLN up to 42% ) Test rig available for project specific compositions

Wobbe Index variation +/- 15% Wobbe index rate of change 1% /sec


Todays AgendaFundamentals of Combustion Efficiency Combustion Systems for Heavy Duty Gas Turbines MS5002C/D MS5002E Combustion Systems for Aeroderivative Turbines LM2500/+ PGT25 + G4GE 2011 All Rights Reserved Unauthorized Reproduction Prohibited

Yara Sluiskil Application

1st Unit COD: November 2007; Generator Drive Combined Cycle Fuel gas with large Wobbe Index variation (>25%)


MS5002E based on strong foundationCombustor DLN2.6 Class F/FA >750 installed units LP Turbine PGT25+ HSPT >170 installed units

Well proven design :SI units 32 MW 36.2 10000 kJ/kWh 15 ppm 101 kg/s 510C 5714 ENG units 43000 HP 36.2 6705 BTU/HP-hr 0.64 g/bHP-hr 222 pps 950F 5714

Compressor Scaled up from GE10 >100 installed units

ISO PERFORMANCE Output Efficiency (%) Heat Rate NOx Exh. Gas Flow Exh. Gas Temp. Load Speed HP Turbine Leverage proven MS5002D material >50 installed units

Heavy duty power with aero efficiencyGE 2011 All Rights Reserved Unauthorized Reproduction Prohibited

DLN2 Combustion System Low Emissions Wide Operability High Fuel Flexibility Extended Durability Easy Maintainability

Nimonic Liner with turbulators

4+1 Swozzle Configuration 1 Diffusion Circuit 3 Premixed Circuits

Nimonic Inner Sleeve Impingement Sleeve


Fuel and Air paths

Intentionally left blank

Two lines for each fuel nozzle :

Premixed fuelDiffusion fuel

Liner convective cooling

TP impingement cooling



Combustion OperabilityDIFFUSION MODE

Start up

1 Diffusion circuit:- D5 (all nozzles)

(D5)

3 Premix circuits:- PM3 (3 outer nozzles) - PM1A (inner nozzle) - PM1B (1 outer nozzle)

PILOTED PMX(D5+PM1A+ PM1B+PM3)

TRANSIENT MODE

PREMIX

Compressor Air Bleed for Fuel/Air control at partial load Premix operation from 50% to 100% load

(PM1A+PM1B+PM3)

Base Load

1600

1600

Transfer IN

1400

Transfer OUTfuel mass flow [g/s]

1400

1200

1200

1000

1000

800

800

600

600

400

400

200

200

0 -0.2 0 0.2 0.4 0.6 time 0.8 1 1.2 1.4-0.2 0 0.2 0.4 0.6 time 0.8 1 1.2 1.4

0


MS5002E DLN2 fuel flexibilityHEAVY HYDROCARBONS max ethane content or max propane upto INERTS max CO 2 or max N2 HYDROGEN max H2 8% (5% at start-up) 20% 20%

25%

20%

Test rig available for project specific compositions

Wobbe Index variation +/- 5% Wobbe index rate of change 1% /secGE 2011 All Rights Reserved Unauthorized Reproduction Prohibited

Fleet leader results @ 25,000 hrs Long term performance stability Emissions always well below guaranteed values Hardware condition allowed early release of StandardMaintenance Plan (inspection every 12k hrs)

Reliability > 99% , Availability >97%20 18 16 14 12

15 ppm

ppmvd

10 8 6 4 2 0 18 20 22 24 26 Load [MW] 28 30 32 34NOx15 nov 07 NOx may 08 NOx feb 10 NOx nov 10


Next ...Pipeline (Gazprom) #3 units for existing Stations and 16 units (delivery 11) for new Arctic Pipeline ...operating Temp. -50 C First unit mechanical drive successfully

Russia

commissioned, confirmed NOx < 0.75 g/bHP-hr NOx

Fertiliser manufacture (Matix, India): 1 Gen.drive (Cogen) unit will be delivered July 11

Vavozhskaya Compression Station

IndiaTraditional on-site Maintenance & Modular Replacement availableWest Bengal


Todays AgendaFundamentals of Combustion Efficiency

Combustion Systems for Heavy Duty Gas Turbines MS5002C/D MS5002E Combustion Systems for Aeroderivative Turbines LM2500/+

PGT25+G4GE 2011 All Rights Reserved Unauthorized Reproduction Prohibited

LM2500 Availability and ReliabilityConsistent World-Class ResultsGG

SCP

Pkg

BOP

100 99 98 97 96 95 94 93 92 91 90

99.7 98.1

99.8

99.7 97.4

99.897.7

97.7

2007

2008

2009

2010*

Reliability

Availability

Aircraft engine & LM family experience Extensive development testing Every engine is factory full-load tested Lease engine and rotable component availability Aircraft engine maintenance philosophyGas Turbine Package/Generator Set 50th percentile unit (median)

*2010 data through MarchSource: ORAP; All rights to Underlying Data Reserved: SPS


LM2500 Fleet Operating Experience*

ALL Total Engines Total Operating Hours High Time Engine

SAC

DLE

1,465 61,399,448 224,233

1,060 52,714,449 224,233

405 8,684,999 111,999


SAC

DLE

967 54,489,105 224,233

789 49,923,239 224,233

178 4,565,866 111,999


SAC

DLE

498 6,910,343 105,813

271 2,791,210 105,813

227 4,119,133 98,307

* Estimated As of Jan 5, 2011GE 2011 All Rights Reserved Unauthorized Reproduction Prohibited

LM2500 Fleet 1500+ installed units


LM2500 DLE & SAC Fleet Experience*DLE (Dry Low Emissions) SAC (Single Annular)

FuelFuel Gas Dual Engines 396 9 Hours 8,654,411 30,588

System Steam Water Steam Water Steam Water Dry Injection Injection Dry Injection Injection Dry Injection Injection

Gas

Liquid

*Estimated As of Jan 5, 2011Dual

Fuel flexibility to low & medium BTU fuels experience > 4.6 million hrs-----best in class!!GE 2011 All Rights Reserved Unauthorized Reproduction Prohibited

Engines 488 49 60 51 2 30 276 3 101

Hours 23,167,975 4,625,717 4,182,349 1,720,772 72,944 1,197,135 11,614,933 254,620 5,878,004

LM2500+ G4 - Strong Industry Acceptance 149 Units 38 CODLM2500+G4 Projects

19 Mech Drive/Pipeline 45 FPSO Power Gen 31 Power Gen

34 LNG MD 16 Marine MD 6 Spares 8 Lease


Country Qty Application Operation Canada 1 Mech Drive Continuous Bulgaria 1 Cogen Continuous Italy 1 Cogen Continuous Turkmenistan 3 Mech Drive Continuous Brazil 3 Powergen Continuous Japan 2 Cogen Continuous Japan 1 Spare Continuous Germany 1 Cogen Continuous Russia 2 Cogen Continuous Italy 1 CHP (District Heating) Continuous France 2 Marine Marine Norway 2 Powergen Continuous Norway 2 Powergen Continuous Norway 1 Spare Continuous Russia 1 Cogen Continuous Russia 1 Cogen Continuous US 1 CHP (District Heating) Continuous Thailand 2 Mech Drive Continuous Portugal 2 Cogen Continuous Kuwait 4 Mech Drive Continuous Kuwait 1 Spare Continuous Brazil 3 Powergen Continuous Australia 2 Mech Drive Continuous Australia 1 Spare Continuous Ghana 3 Powergen Continuous Angola 4 Powergen Continuous Angola 1 Spare Continuous Spain 1 Cogen Continuous Brazil 3 Powergen Continuous Belgium 1 CHP (District Heating) Continuous Australia 6 Mech Drive (LNG) Continuous Australia 1 Spare Continuous UK 2 Powergen Continuous Turkmenistan 3 Mech Drive Continuous Korea 1 Powergen Continuous Mexico 3 Powergen Continuous US 1 CHP (District Heating) Continuous Papau New Guenia 10 Mech Drive (LNG) Continuous Papau New Guenia 3 Mech Drive Continuous Papau New Guenia 2 Spare Continuous Australia 12 Mech Drive (LNG) Continuous Brazil 3 Powergen Continuous China 3 Powergen Continuous Italy 1 Cogen Continuous Germany 1 Cogen Continuous Australia 3 Powergen Continuous Angola 4 Powergen Continuous Angola 1 Spare Continuous USA 3 Powergen Continuous Norway 1 Powergen Continuous USA 3 Powergen Continuous USA 1 Spare Continuous Russia 1 Cogen Continuous UK 4 Powergen Continuous Australia 6 Mech Drive (LNG) Continuous Russia 2 Cogen Continuous France 6 Marine Marine Italy 2 Marine Marine Morocco 1 Marine Marine Italy 3 Marine Marine

Off shore No No No No Yes No No No No No No Yes Yes Yes No No No No No No No Yes Yes Yes Yes Yes Yes No Yes No No No Yes No No Yes No No No No No Yes Yes No No No Yes Yes Yes Yes Yes Yes No Yes No No No No No No

Type DLE DLE DLE SAC SAC DLE DLE DLE DLE SAC SAC DLE DLE DLE DLE DLE DLE SAC DLE DLE DLE SAC SAC SAC SAC SAC SAC DLE SAC DLE SAC SAC SAC SAC DLE SAC DLE DLE DLE DLE DLE SAC SAC DLE DLE DLE SAC SAC SAC DLE SAC SAC DLE DLE DLE DLE SAC SAC SAC SAC

Fuel Systemnits tested U Units Commissioned Fired Hours Gas 1 1 30.454 Gas 1 1 27.800 Gas 1 1 18.534 Gas 3 3 40.454 Dual Fuel 3 3 36.409 Gas 2 2 27.377 Gas 1 0 Gas 1 1 13.448 Gas 2 2 15.970 Gas 1 0 Liquid 2 1 4.476 Gas 2 0 Dual Fuel 2 0 Dual Fuel 1 0 Gas 1 0 Gas 1 0 Gas 1 1 6.348 Gas 2 0 Gas 2 2 28.083 Gas 4 0 Gas 1 0 Gas 3 3 19.239 Gas 2 0 Gas 1 0 Dual Fuel 3 3 7.291 Dual Fuel 4 0 Dual Fuel 1 0 Gas 1 1 9.620 Dual Fuel 3 3 4.422 Gas 1 1 9.173 Gas 6 6 53.080 Gas 1 0 Dual Fuel 2 0 Gas 3 3 Gas 1 0 Dual Fuel 3 0 Gas 1 0 Gas 10 0 Gas 3 0 Gas 2 0 Gas 6 0 Gas 3 0 Gas 2 0 Gas 1 0 Gas 0 0 Gas 0 0 Dual Fuel 2 0 Dual Fuel 0 0 Dual Fuel 2 0 Dual Fuel 0 0 Dual Fuel 2 0 Dual Fuel 0 0 Gas 1 0 Gas 3 0 Gas 0 0 Gas 0 0 Liquid 3 0 Liquid 0 0 Liquid 0 0 Liquid 0 0

On-Condition Maintenance(For Scheduled and Corrective Maintenance) On-Condition Inspect and Repair as Necessary to Restore to Desired Operational Condition

Condition Determined by: Borescope Inspection Ports Vibration Data Monitoring Performance Data Monitoring Lube Oil Filter and Screen Inspection Lube Oil Analysis External Engine Inspections Re-Start Inspections & Operational CheckHours 4000 25,000 50,000 75,000 100,000 125,000 Scheduled Maintenance Action Inspection (Every 4000 Hours) On-Site Hot Section Replacement Depot Refurbishment* On-Site Hot Section Replacement Depot Refurbishment* On-Site Hot Section Replacement Outage 12-16 hrs 3 days 2-3 days 3 days 2-3 days 3 days


Maintenance Philosophy

Leveraging from the aircraft philosophy to optimize on-site maintenance and maximize availabilityLM2500 Gas Generator

Modular Design Major Component Exchanges Easy to Handle & Transport Rotors / Stators Nominally Ground for Easy Interchange

Split Case Design Ease of Component Replacement Blade Replacement & Repair Compressor Cases Detailed Work Packages and Customer or GE Tooling


Leaders in DLE combustion for aeroderivative gas turbines LM2500 & LM6000 combined: more than 500 units and 12 million hours!!LM2500

Gas DualLM6000

367 9

7,544,730 21,300

Gas -25ppm 200 Gas -15ppm 10 Dual-25ppm 3 Dual-15ppm 2

4,302,202 33,079 90,479 80,490Data as of February 22, 2010


LM2500 SAC vs DLEUnits number: 94 SAC, 62 DLELM2500 Fleet Reliability100 98 96GG

SCP

Pkg

BOP

99.5 99.4 98.9

Percent

9492 90Source: ORAP; All rights reserved: SPS

DLE GG Reliability DLE Package Reliability SAC GG Reliability SAC Package Reliability


LM2500 +G4 fleet leader experienceAt 28,000 hours borescope inspection: Great hardware condition Plan to extend 25K HSRI to ~31K





Todays AgendaFundamentals of Combustion Efficiency Combustion Systems for Heavy Duty Gas Turbines

MS5002C/D MS5002E

Combustion Systems for Aeroderivative Turbines PGT25 + G4 LM6000 and LMS100GE 2011 All Rights Reserved Unauthorized Reproduction Prohibited

PGT25+G4* . 34MW & 41% efficiency* Certified ecomagination product

+10% Power vs base PGT25+ Slightly increased airflow Maintain 25 ppm NOx and CO

Minor Component Changes Same Cross-Section of PGT25+ > 95% common h/w with LM2500+/PGT25+ Same footprint as PGT25+ same modular design Interchangeable with PGT25+ Proven materials and coatings


PGT25+G4 enhanced package optimized layout

On-board air-cooler for Synthetic Oil system

Remote I/O Panel Starting motor & pump

Synthetic Oil Console

+100 packages ... Very positive operational performanceGE 2011 All Rights Reserved Unauthorized Reproduction Prohibited

Fuel staging DLE operating principlesTemp limit to meet NOx & CO requirements

Multi Stage Combustor

CO NOxCO Limit NOx Limit

Flame Temperature

Excessive NOx B BC AB ABC

Excessive CO / Blowout

Flame Temperature

Power

Lean Pre-mixed Combustion with Fuel Staging to maintain the narrow flame temperature window


DLE1 experienceLM2500/+Gas Dual# units hours

375 9

8,022,423 26,370

LM6000

Gas -25ppm Gas -15ppm Dual-25ppm Dual-15ppm

209 14 4 2

4,785,698 40,490 121,692 69,970Estimated data as of August 2, 2010

more than 600 units 13 million hoursGE 2011 All Rights Reserved Unauthorized Reproduction Prohibited

DLE1 fuel flexibilityModified Wobbe IndexPure methane 0 Inert Gas %

CO2Std DLE

20 40 60 80

N2

Higher inerts for DLE

100 MWI 60 50 40 30 20 10

Increased Ethane Content

PGT25+G4 LM6000

C2H6 15% C2H6 15%

30 % 24 %


LM6000 PH increase to 52 MW ratingVariable Bleed Valves Variable Stator Vanes LMS100 -Style DLE Combustor & CRF for the LM6000-PH 5 stages LPT (optimized airfoils for efficiency)

Variable Inlet Guide Vanes

14 stages HPC (optimized airfoils) Use existing 5 stages LPC @ 3930 RPM for higher airflow CF6-80E HPT Rotor (2 stages) for higher operating temperatures


LM6000 enhanced package for Mech.DriveBenefitsReduced Footprint -19 % Reduced time for both installation & commissioning less than 2 months Modular engine exchange Reduced number of auxiliary skids shipped to & assembled at site 50%

OLD

27m

Improved gas turbine performance by reducing inlet losses +0.5 % Power Output

NEW

22mGE 2011 All Rights Reserved Unauthorized Reproduction Prohibited

DLE2 Combustor for LM6000PH & LMS100

Premixers

DLE2

DLE1

Intentionally left blank Intentionally left blank


DLE2 Combustor Staging Modes



DLE2 Testing

LM6000PHExtensive testing conducted on FETT Nov.10 thru Jan11demonstrated capability in Mech. Drive mode Exceeded 55MW output Fuel Flexibility Test conducted for high ethane content

Reliable InnovationGE 2011 All Rights Reserved Unauthorized Reproduction Prohibited

Summary Smart ...Evolution from DLN1/DLE1 to DLN2/DLE2

Efficient ... Models available at 41-44% efficiencycovering 30-100 MW power range Heat rates as low as 6500 BTU/bHP-hr

Clean ...

CO2 and NOx/CO emission reduction covering 50%-100% operation range All products offer 600 X 9417 X 9655 >100 X 8608 >50 X 8514 >100 X 7405 >100 X 7405 15 X 6705 Power SHP 31298 30528 40701 41070 48790 44371 13900 13900 13900 13900 39346 38000 16100 16100 43000


Innovation Now

Proven Solutions GE-Evulet

Documents

unauthorized reproduction

premixed nox

clex dln1 extendor

igv w ibh

igv angle wout ibh

ea dln1

ea extendor

load igv dln