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CAUSE & EFFECT DIAGRAM SOM6629813
TITLE: CAUSE & EFFECT DIAGRAM
DOCUMENT CODE
SOM6629813 REVISION
5 REVISION DESCRIPTION:
REVISED SH. 1,38,39,42
DATE 02-Aug-12
APPROVED SECURITY CODE
N CHECKED
EXECUTED SIME SCALE
N/A REPLACES/DERIVED FROM
N/A 1st ISSUE
10-May-11 ORIGINAL JOB 1800057-58
SIZE 3
LANGUAGE A
THIS DOCUMENT IS AND CONTAINS CONFIDENTIAL AND PROPRIETARY
INFORMATION OF Nuovo Pignone S.r.l. WHICH SHALL NOT BE USED OR
DISCLOSED TO OTHERS, EXCEPT WITH THE WRITTEN PERMISSION OF Nuovo
Pignone S.r.l. . UNPUBLISHED WORK 2012 Nuovo Pignone S.r.l.. ALL
RIGHTS RESERVED.
SHEET 1 of 49
TURBINE CONTROL SYSTEM
CAUSE & EFFECT CHART
CUSTOMER : DAELIM x KNPC PLANT LOCATION : MINA AL-AHMADI
REFINERY (KUWAIT) PLANT : FEED GAS COMPRESSOR TRAIN NP JOB :
180.0057-58 / 110.2680-81 ITEM : C-231-001A/B-T C-231-001A/B
AT MINA AL-AHMADI REFINERYLPG TRAIN-4 PROJECT
AS SHIPPED Chakraborty A.Stoppa L.
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TITLE: CAUSE & EFFECT DIAGRAM
DOCUMENT CODE
SOM6629813
REVISION
5 REVISION DESCRIPTION: NO REVISION INTRODUCED IN THIS SHEET
PAGE MARKER N/A
SECURITY CODE N
ORIGINAL JOB 1800057-58
SIZE 3
LANGUAGE A
THIS DOCUMENT IS AND CONTAINS CONFIDENTIAL AND PROPRIETARY
INFORMATION OF Nuovo Pignone S.r.l. WHICH SHALL NOT BE USED OR
DISCLOSED TO OTHERS, EXCEPT WITH THE WRITTEN PERMISSION OF Nuovo
Pignone S.r.l. . UNPUBLISHED WORK 2012 Nuovo Pignone S.r.l.. ALL
RIGHTS RESERVED.
SHEET 2 of 49
NOTES TO THE MATRIX (1) MEDIAN. (2) MEAN. (3) MAX. (4) 1oo2
VOTING LOGIC. (5) 1oo3 VOTING LOGIC. (6) 2oo3 VOTING LOGIC. (7)
3oo4 VOTING LOGIC. (8) ALARM FOR FUEL GAS PIPING PRESSURIZED WITH
UNIT STOPPED, ENABLED 180 sec. AFTER LINE DEPRESSURIZATION COMMAND.
(9) ACTIVATED DURING FUEL GAS START-UP SEQUENCE. LOSS OF ZSL SIGNAL
DURING NORMAL OPERATION CAUSES ALARM FOR 20VG-1 VALVE FAILURE
OPENING. (10) VALVE CLOSE LIMIT SWITCH STATUS: ACTIVATED (VALVE
TOTALLY CLOSED) DURING STARTING SEQUENCE -> ALARM AND INHIBIT TO
START. DEACTIVATED (VALVE NOT TOTALLY CLOSED) AT THE END OF
STARTING SEQUENCE -> ALARM (11) TRIP IF 1oo4 SEISMIC ELEMENTS IS
ABOVE HH LEVEL AND AT LEAST ONE OF ALL THE OTHER THREE SEISMIC
ELEMENTS IS ON ALARM LEVEL H. (12) TSHH ARE INCLUDED IN HEATERS. HH
MEANS HEATER CUT-OUT, NOT GAS TURBINE STOP. (13) HIGH PRESSURE ON
BALANCING LINE DISCHARGE SIDE COMPARED WITH COMPRESSOR SUCTION
PRESSURE. (14) FOLLOWING CONTROLS ARE CREATED BY UNIT CONTROL PANEL
MARK VIe PCD:
-l3 = R = 1.44 -l2 = R = 1.35 -l1 = R = 1.05 -l4 = R = 1.2
cut-out liquid fuel. WHERE R IS: (PT 208 + PT 212) / ((PT205A +
PT212) x 0.975) OR FOR NP INTERNAL USE (96AA + 96AP) / ((96CD
+96AP) x 0.975)
(15) WHEN SELECTED AS AUXILIARY (16) 1oo3 VOTING LOGIC. LEL = 5%
(17) 2oo3 VOTING LOGIC. LEL = 10% (18) FOR TRAIN C-231-001B, TAG OF
XV, XX AND RELEVANT LIMIT SWITCHES ZSH/ZSL SHALL BE 2128 (19) FOR
TRAIN C-231-001B, TAG OF XV, XX AND RELEVANT LIMIT SWITCHES ZSH/ZSL
SHALL BE 2122 (20) TAG FOR TRAIN B SHALL BE 2125 (21) VALVE CLOSE
LIMIT SWITCH STATUS: IF ACTIVATED (VALVE TOTALLY CLOSED) DURING
STARTING SEQUENCE -> ALARM & INHIBIT TO START IF DEACTIVATED
(VALVE NOT TOTALLY CLOSED) ABOVE MINIMUM OPERATIVE SPEED OF G.T.
AXIAL COMPRESSOR -> ALARM (22) SHUTDOWN IF ALREADY SWITCHED (23)
A STANDS FOR AUTO I STAND FOR INHIBITED (24) The logic that would
be followed to perform the ON / OFF command for the heaters and the
logic that must be considered during GT starting is:
Logic to be managed by DCS and MCC: IF FE-5005A (unit 1) +
FE-5005A (unit 2) > or = 3000 kg/h AND IF TIT5041 (96FTG) < +
4C THEN: heater ON. IF TIT- 5039 (FTG-1A) or TIT0340 (FTG-1B) >
or = + 7C OR IF TIT- 5041 (96FTG) > + 90C THEN: heater OFF.
Logic to be managed by MKVIe: The interlock to the opening of
SRV/GCV during GT starting procedure: IF TIT5039 (FTG-1A) or
TIT5040 (FTG-1B) > or = + 8C AND TG-FG-1 (231-TE-5006AA) is not
low
"START PERMISSIVE" MEANS PERMISSIVE TO INITIATE THE STARTING
SEQUENCE "RUN PERMISSIVE" MEANS PERMISSIVE TO INITIATE THE TURBINE
STARTUP
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TITLE: CAUSE & EFFECT DIAGRAM
DOCUMENT CODE
SOM6629813
REVISION
5 REVISION DESCRIPTION: NO REVISION INTRODUCED IN THIS SHEET
PAGE MARKER N/A
SECURITY CODE N
ORIGINAL JOB 1800057-58
SIZE 3
LANGUAGE A
THIS DOCUMENT IS AND CONTAINS CONFIDENTIAL AND PROPRIETARY
INFORMATION OF Nuovo Pignone S.r.l. WHICH SHALL NOT BE USED OR
DISCLOSED TO OTHERS, EXCEPT WITH THE WRITTEN PERMISSION OF Nuovo
Pignone S.r.l. . UNPUBLISHED WORK 2012 Nuovo Pignone S.r.l.. ALL
RIGHTS RESERVED.
SHEET 3 of 49
MATRIX LEGEND X = ACTIVATE/CONTROL VALVE H = ACTION ON HIGH
LEVEL HH = ACTION ON 2nd HIGH LEVEL L = ACTION ON LOW LEVEL LL =
ACTION ON 2nd LOW LEVEL F = FAULT I = INHIBIT O= OPEN C=CLOSE
D=DEVIATION P=PERMISSIVE R=RUN S=STOP GENERAL NOTE:
1. LIMIT SWITCHES FOR VALVE WILL GENERATE AN ALARM ONLY WHEN THE
LIMIT SWITCH IS IN A POSITION CONTRARY TO THE COMMAND POSITION. 2.
CONTACTS FOR LIMIT SWITCHES ARE CLOSED WHEN VALVE IS ACTUATED TO
CORRESPONDING SWITCH POSITION. 3. AN ALARM WILL BE ANNUNCIATED WHEN
AN ANALOG SIGNALS IS DETECTED IN FAULT; IN CASE OF 2oo3 VOTING
FUNCTION, TRIP WILL BE INITIATED IN CASE OF 2 ANALOG SIGNALS ARE IN
FAULT.
SIGNALS TAG NUMBERS RULE:
THE SIGNALS TAGGED ON CAUSE & EFFECT CHART AS FOR EXAMPLE
231-TE -5159A-1A, WILL BE TAGGED ON SITE AS FOLLOWS:
FOR TRAIN A: 231-TE -5159A-1A FOR TRAIN B: 231-TE -5159B-1A
REFERENCE DOCUMENTS:
PIPING & INSTRUMENTS DIAGRAM SOM5081820/1
VP-18-101-C-231-010A/B-SK-001 UCS I/O LIST SOM6628418/3
VP-18-101-C-231-001A/B-SK-004 CONTROL SYSTEM FUNCTIONAL DESCRIPTION
SOM6629548/4 VP-18-101-C-231-001A/B-SK-015 CCC CONTROL SYSTEM
DESCRIPTION SOM6629507/4 HOLD FIELD INSTRUMENT LIST SOM6628002/3
VP-18-101-C-231-009A/B-SK-001 CCC MODBUS LIST SOM6629508/4 HOLD
-
TITLE: CAUSE & EFFECT DIAGRAM
DOCUMENT CODE
SOM6629813
REVISION
5 REVISION DESCRIPTION: NO REVISION INTRODUCED IN THIS SHEET
PAGE MARKER N/A
SECURITY CODE N
ORIGINAL JOB 1800057-58
SIZE 3
LANGUAGE A
THIS DOCUMENT IS AND CONTAINS CONFIDENTIAL AND PROPRIETARY
INFORMATION OF Nuovo Pignone S.r.l. WHICH SHALL NOT BE USED OR
DISCLOSED TO OTHERS, EXCEPT WITH THE WRITTEN PERMISSION OF Nuovo
Pignone S.r.l. . UNPUBLISHED WORK 2012 Nuovo Pignone S.r.l.. ALL
RIGHTS RESERVED.
SHEET 4 of 49
.
SHUTDOWN SEQUENCE .
CAUSE AND EFFECT CHART
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. INITIATING DEVICE . . . . . . . . . . . . . . . . . . . . . .
. . . . . . . . . .
REV CATEGORY JOB TAG N.P. TAG SERVICE FROM/TO NOTE . 1 2 3 4 5 6
7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29
30 31
4 - - - TURBINE NORMAL STOP (SHUTDOWN) - X X X C C C C X
4 - - - EMERGENCY SHUTDOWN (TRIP) ON MK VIe - X X X O O X
4 - - - EMERGENCY SHUTDOWN (TRIP) ON MK VIeS - C O X O O O X C C
C
4 - - - EMERGENCY SHUTDOWN WITH VENT (TRIP WITH VENT) ON MK VIe
- X X X O O X
4 - - - EMERGENCY SHUTDOWN WITH VENT (TRIP WITH VENT) ON MK VIeS
- C O X O O O X C C C
-
TITLE: CAUSE & EFFECT DIAGRAM
DOCUMENT CODE
SOM6629813
REVISION
5 REVISION DESCRIPTION: NO REVISION INTRODUCED IN THIS SHEET
PAGE MARKER N/A
SECURITY CODE N
ORIGINAL JOB 1800057-58
SIZE 3
LANGUAGE A
THIS DOCUMENT IS AND CONTAINS CONFIDENTIAL AND PROPRIETARY
INFORMATION OF Nuovo Pignone S.r.l. WHICH SHALL NOT BE USED OR
DISCLOSED TO OTHERS, EXCEPT WITH THE WRITTEN PERMISSION OF Nuovo
Pignone S.r.l. . UNPUBLISHED WORK 2012 Nuovo Pignone S.r.l.. ALL
RIGHTS RESERVED.
SHEET 5 of 49
.
FUEL GAS SYSTEM .
CAUSE AND EFFECT CHART .
SOM5081820 003
S
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. INITIATING DEVICE . . . . . . . . . . . . . . . . . . . . . .
. . . . . . . . . .
REV CATEGORY JOB TAG N.P. TAG SERVICE FROM/TO NOTE . 1 2 3 4 5 6
7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29
30 31
0 FUEL GAS 231-FIT 5005 A1 96FG-1A FLOW ORIFICE DIFF. PRESSURE
INDICATION FIELD / MKVIe L X X
0 FUEL GAS 231-FIT 5005 A2 96FG-1B FLOW ORIFICE DIFF. PRESSURE
INDICATION FIELD / MKVIe L X X
0 FUEL GAS 231-FT 5002 A - FUEL GAS INLET FLOW MEASUREMENT FIELD
/ MKVIeS HH X X
0 FUEL GAS 231-PDT 5006 A - FUEL GAS Y STRAINER DIFF. PRESSURE
FIELD / MKVIe H X
0 FUEL GAS 231-PIT 5003 A 96FG-1 FUEL GAS PRESSURE UPSTREAM
VALVE FIELD / MKVIe (8) L/H IL IH X
0 FUEL GAS 231-PT 5005 A 96FG FUEL GAS PRESSURE FLOW CALCULATION
FIELD / MKVIe X X
0 FUEL GAS 231-PT 5005 A1 96FG-2A INTERSTAGE FUEL GAS PRESSURE
FIELD / MKVIe
(1),(8)
H X X
IH X
0 FUEL GAS 231-PT 5005 A2 96FG-2B INTERSTAGE FUEL GAS PRESSURE
FIELD / MKVIe
0 FUEL GAS 231-PT 5005 A3 96FG-2C INTERSTAGE FUEL GAS PRESSURE
FIELD / MKVIe
0 FUEL GAS 231-TE 5005 A1A FG-1 FUEL GAS INLET FLOW CALCULATION
FIELD / MKVIe X X
0 FUEL GAS 231-TE 5005 A2A FG-2 FUEL GAS INLET FLOW CALCULATION
FIELD / MKVIe X X
0 FUEL GAS 231-TE 5006 AA TG-FG-1 FUEL GAS INLET TEMPERATURE
FIELD / MKVIe L/H OL/CH1 IL IL X
0 FUEL GAS 231-ZSH 5006 A 33PG-1 FOR VA13-1 FIELD / MKVIe O
X
0 FUEL GAS 231-ZSH 5008 A 33PG-3 FOR VA13-2 FIELD / MKVIe O
X
0 FUEL GAS 231-ZSL 5006 A 33PG-2 FOR VA13-1 FIELD / MKVIe C
X
0 FUEL GAS 231-ZSL 5008 A 33PG-4 FOR VA13-2 FIELD / MKVIe C
X
0 FUEL GAS 231-ZSL 5009 A 33VG-2 WARM-UP LINE VENT VALVE STATUS
- CLOSED FIELD / MKVIe C X
0 FUEL GAS 231-ZSL 5010 A - FG INTERVALVE VENT ACTUATION CLOSED
FIELD / MKVIeS (9) C P X
0 FUEL GAS 231-ZT 5003 A1 96SR-1 FUEL GAS STOP/SPEED RATIO VALVE
POSIT. FIELD / MKVIe (3)
X
X
0 FUEL GAS 231-ZT 5003 A2 96SR-2 FUEL GAS STOP/SPEED RATIO VALVE
POSIT. FIELD / MKVIe
0 FUEL GAS 231-ZT 5004 A1 96GC-1 FUEL GAS CONTROL VALVE POSIT.
FIELD / MKVIe (3)
X
X
0 FUEL GAS 231-ZT 5004 A2 96GC-2 FUEL GAS CONTROL VALVE POSIT.
FIELD / MKVIe
-
TITLE: CAUSE & EFFECT DIAGRAM
DOCUMENT CODE
SOM6629813
REVISION
5 REVISION DESCRIPTION: NO REVISION INTRODUCED IN THIS SHEET
PAGE MARKER N/A
SECURITY CODE N
ORIGINAL JOB 1800057-58
SIZE 3
LANGUAGE A
THIS DOCUMENT IS AND CONTAINS CONFIDENTIAL AND PROPRIETARY
INFORMATION OF Nuovo Pignone S.r.l. WHICH SHALL NOT BE USED OR
DISCLOSED TO OTHERS, EXCEPT WITH THE WRITTEN PERMISSION OF Nuovo
Pignone S.r.l. . UNPUBLISHED WORK 2012 Nuovo Pignone S.r.l.. ALL
RIGHTS RESERVED.
SHEET 6 of 49
.
FUEL GAS SYSTEM .
CAUSE AND EFFECT CHART .
SOM5081820 003
S
H
U
T
D
O
W
N
/
C
O
N
T
R
O
L
A
C
T
I
O
N
D
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S
C
R
I
P
T
I
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N
A
L
A
R
M
A
N
N
U
N
C
I
A
T
I
O
N
2
3
1
-
F
C
V
5
0
0
3
A
2
(
9
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S
R
)
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-
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2
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1
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(
6
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)
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-
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5
0
0
9
A
(
2
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-
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)
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A
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A
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B
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I
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F
2
3
1
-
F
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5
0
0
3
A
2
(
9
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)
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D
2
3
5
-
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5
0
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A
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(
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G
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)
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-
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A
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B
I
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N
T
R
O
L
E
M
E
R
G
E
N
C
Y
S
H
U
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D
O
W
N
(
T
R
I
P
)
T
U
R
B
I
N
E
R
E
A
D
Y
T
O
S
T
A
R
T
I
N
D
I
C
A
T
I
O
N
. INITIATING DEVICE . . . . . . . . . . . . . . . . . . . . . .
. . . . . . . . . .
REV CATEGORY JOB TAG N.P. TAG SERVICE FROM/TO NOTE . 1 2 3 4 5 6
7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29
30 31
0 FUEL GAS 231-PIT 5007 A 96PG-1 FUEL GAS PURGE SYSTEM FIELD /
MKVIe H X
0 FUEL GAS 231-ZSH 2052 33FB-O FUEL GAS SHUT-OFF VALVE OPEN
FIELD / MKVIeS (19) O X
0 FUEL GAS 231-ZSH 2053 33FV-1 FUEL GAS VENT VALVE OPEN FIELD /
MKVIeS (18) O X
0 FUEL GAS 231-ZSL 2052 33FB-C FUEL GAS SHUT-OFF VALVE CLOSED
FIELD / MKVIeS (19) C X
0 FUEL GAS 231-ZSL 2053 33FV-2 FUEL GAS VENT VALVE CLOSED FIELD
/ MKVIeS (18) C X
1 FUEL GAS 231-ZSH 5007 A 33PV-2 NOZZLE PURGE AIR VENT VALVE
FIELD / MKVIe O I X
1 FUEL GAS 231-PT 5002 A 96FG-B FUEL GAS PRESSURE FLOW
CALCULATION FIELD / MKVIeS X X
-
TITLE: CAUSE & EFFECT DIAGRAM
DOCUMENT CODE
SOM6629813
REVISION
5 REVISION DESCRIPTION: NO REVISION INTRODUCED IN THIS SHEET
PAGE MARKER N/A
SECURITY CODE N
ORIGINAL JOB 1800057-58
SIZE 3
LANGUAGE A
THIS DOCUMENT IS AND CONTAINS CONFIDENTIAL AND PROPRIETARY
INFORMATION OF Nuovo Pignone S.r.l. WHICH SHALL NOT BE USED OR
DISCLOSED TO OTHERS, EXCEPT WITH THE WRITTEN PERMISSION OF Nuovo
Pignone S.r.l. . UNPUBLISHED WORK 2012 Nuovo Pignone S.r.l.. ALL
RIGHTS RESERVED.
SHEET 7 of 49
.
LIQUID FUEL SKID .
CAUSE AND EFFECT CHART .
SOM5081820 004 S H
U
T
D
O
W
N
/
C
O
N
T
R
O
L
A
C
T
I
O
N
D
E
S
C
R
I
P
T
I
O
N
A
L
A
R
M
A
N
N
U
N
C
I
A
T
I
O
N
2
3
1
-
X
S
1
2
0
-
R
(
4
P
F
-
2
A
)
L
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#
2
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(
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2
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(
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A
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(
S
H
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S
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. INITIATING DEVICE . . . . . . . . . . . . . . . . . . . . . .
. . . . . . . . . .
REV CATEGORY JOB TAG N.P. TAG SERVICE FROM/TO NOTE . 1 2 3 4 5 6
7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29
30 31
0 LIQUID FUEL SKID 231-LIT 5013 A - LIQUID FUEL TANK LEVEL FIELD
/ MKVIe L/H H L X
0 LIQUID FUEL SKID 231-PDIT 5014 A 96HF-2 PRESS. LIQUID FUEL
FILTERS FIELD / MKVIe H X
0 LIQUID FUEL SKID 231-PIT 5018 A 96FL-1 PERMESSIVE TO START
LIQUID FUEL SYSTEM FIELD / MKVIe L I X
0 LIQUID FUEL SKID 231-SE 5013 A 77FD-1 LIQUID FUEL SYSTEM FIELD
/ MKVIe L X X X
0 LIQUID FUEL SKID 231-SE 5015 A 77FD-3 LIQUID FUEL SYSTEM FIELD
/ MKVIe L X X X
0 LIQUID FUEL SKID 231-TIT 5013 A1 - LIQUID FUEL TEMPERATURE
FIELD / MKVIe
(6)
LL/L/H
IL LL
X
0 LIQUID FUEL SKID 231-TIT 5013 A2 - LIQUID FUEL TEMPERATURE
FIELD / MKVIe
0 LIQUID FUEL SKID 231-TIT 5013 A3 - LIQUID FUEL TEMPERATURE
FIELD / MKVIe
0 LIQUID FUEL SKID 231-ZSH 5014 A 33FL-1 LIQUID FUEL SHUT OFF
OPEN FIELD / MKVIeS O X
0 LIQUID FUEL SKID 231-ZSL 5014 A 33FL-2 LIQUID FUEL SHUT OFF
CLOSED FIELD / MKVIeS C X
0 LIQUID FUEL SKID 231-ZSL 5019 A 33ED-1 COMB. WRAPPER DRAIN
VALVE VA17-6 CLOSED FIELD / MKVIeS (10) C I X
0 LIQUID FUEL SKID 231-TIT 5014 A - LIQUID FUEL TEMPERATURE
FIELD / MKVIe X X
1 LIQUID FUEL SKID 231-ZSH 2051 33LB-O LIQUID FUEL SHUT-OFF
VALVE OPEN FIELD / MKVIeS O X
1 LIQUID FUEL SKID 231-ZSL 2051 33LB-C LIQUID FUEL SHUT-OFF
VALVE CLOSED FIELD / MKVIeS C X
-
TITLE: CAUSE & EFFECT DIAGRAM
DOCUMENT CODE
SOM6629813
REVISION
5 REVISION DESCRIPTION: NO REVISION INTRODUCED IN THIS SHEET
PAGE MARKER N/A
SECURITY CODE N
ORIGINAL JOB 1800057-58
SIZE 3
LANGUAGE A
THIS DOCUMENT IS AND CONTAINS CONFIDENTIAL AND PROPRIETARY
INFORMATION OF Nuovo Pignone S.r.l. WHICH SHALL NOT BE USED OR
DISCLOSED TO OTHERS, EXCEPT WITH THE WRITTEN PERMISSION OF Nuovo
Pignone S.r.l. . UNPUBLISHED WORK 2012 Nuovo Pignone S.r.l.. ALL
RIGHTS RESERVED.
SHEET 8 of 49
.
STEAM INJECTION SKID .
CAUSE AND EFFECT CHART .
SOM5081820 005 S H
U
T
D
O
W
N
/
C
O
N
T
R
O
L
A
C
T
I
O
N
D
E
S
C
R
I
P
T
I
O
N
A
L
A
R
M
A
N
N
U
N
C
I
A
T
I
O
N
2
3
1
-
P
Y
5
0
2
5
A
(
-
)
S
T
E
A
M
I
N
L
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S
S
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C
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N
. INITIATING DEVICE . . . . . . . . . . . . . . . . . . . . . .
. . . . . . . . . .
REV CATEGORY JOB TAG N.P. TAG SERVICE FROM/TO NOTE . 1 2 3 4 5 6
7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29
30 31
0 STEAM INJECTION SKID 231-PIT 5025 A 96PJ-1 STEAM INLET FLOW
CALCULATION FIELD / MKVIe L X X X
1 STEAM INJECTION SKID 231-TE 5025 A1A ST-SJ-1 STEAM INLET FLOW
CALCULATION FIELD / MKVIe
L
X
X
1 STEAM INJECTION SKID 231-TE 5025 A2A ST-SJ-2 STEAM INLET FLOW
CALCULATION FIELD / MKVIe
1 STEAM INJECTION SKID 231-TE 5025 A3A ST-SJ-3 STEAM INLET FLOW
CALCULATION FIELD / MKVIe
0 STEAM INJECTION SKID 231-ZSH 5029 A 33SJ-1 STEAM INJECTION
STOP VALVE OPEN FIELD / MKVIe O X X
0 STEAM INJECTION SKID 231-ZSL 5029 A 33SJ-2 STEAM INJECTION
STOP VALVE CLOSED FIELD / MKVIe C X
0 STEAM INJECTION SKID 231-ZSL 5026 A 33CJ-1 STEAM INJECTION
CONTROL VALVE CLOSED FIELD / MKVIe C X
0 STEAM INJECTION SKID 231-ZSL 5027 A 33BS-4 STEAM INJECTION
MANIFOLD DRAIN VDI-4 FIELD / MKVIe C X
0 STEAM INJECTION SKID 231-ZSL 5030 A 33BS-1 STEAM INJECTION
DRAIN VALVE N.1 CLOSED FIELD / MKVIe C X
0 STEAM INJECTION SKID 231-ZSL 5031 A 33BS-2 STEAM INJECTION
DRAIN VALVE N.2 CLOSED FIELD / MKVIe C
X
0 STEAM INJECTION SKID 231-ZSL 5032 A 33BS-3 STEAM INJECTION
DRAIN VALVE N.3 CLOSED FIELD / MKVIe C X
0 STEAM INJECTION SKID 231-FIT 5025 A1 96SJ-1 FLOW ORIFICE DIFF.
PRESSURE INDICATION FIELD / MKVIe X
X
0 STEAM INJECTION SKID 231-FIT 5025 A2 96SJ-2 FLOW ORIFICE DIFF.
PRESSURE INDICATION FIELD / MKVIe
-
TITLE: CAUSE & EFFECT DIAGRAM
DOCUMENT CODE
SOM6629813
REVISION
5 REVISION DESCRIPTION: NO REVISION INTRODUCED IN THIS SHEET
PAGE MARKER N/A
SECURITY CODE N
ORIGINAL JOB 1800057-58
SIZE 3
LANGUAGE A
THIS DOCUMENT IS AND CONTAINS CONFIDENTIAL AND PROPRIETARY
INFORMATION OF Nuovo Pignone S.r.l. WHICH SHALL NOT BE USED OR
DISCLOSED TO OTHERS, EXCEPT WITH THE WRITTEN PERMISSION OF Nuovo
Pignone S.r.l. . UNPUBLISHED WORK 2012 Nuovo Pignone S.r.l.. ALL
RIGHTS RESERVED.
SHEET 9 of 49
.
FUEL GAS SCRUBBER SYSTEM .
CAUSE AND EFFECT CHART .
SOM5081820 006 S H
U
T
D
O
W
N
/
C
O
N
T
R
O
L
A
C
T
I
O
N
D
E
S
C
R
I
P
T
I
O
N
A
L
A
R
M
A
N
N
U
N
C
I
A
T
I
O
N
2
3
1
-
X
X
-
2
0
5
2
(
2
0
F
B
-
1
)
F
U
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L
G
A
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B
L
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K
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A
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2
3
1
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X
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2
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5
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(
2
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v
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)
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3
7
E
M
E
R
G
E
N
C
Y
S
H
U
T
D
O
W
N
(
T
R
I
P
)
I
N
D
I
C
A
T
I
O
N
. INITIATING DEVICE . . . . . . . . . . . . . . . . . . . . . .
. . . . . . . . . .
REV CATEGORY JOB TAG N.P. TAG SERVICE FROM/TO NOTE . 1 2 3 4 5 6
7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29
30 31
2 FG SCRUBBER 231-LIT-5039A/B/C 71GF-2/3/4 A F-001A CYCLONE
SEPARATOR LEVEL FIELD / DCS (6) LL, HH CHH OHH HH
OHH
OHH
OHH HH CHH HH X
2 FG SCRUBBER 231-LIT-5040 71GFCO-1 F-001A COALESCER LEVEL FIELD
/ DCS X 2 FG SCRUBBER 231-LIT-5038 71GF-1A F-001A CYCLONE SEPARATOR
LEVEL FIELD / DCS L, H OH, CL X 2 FG SCRUBBER 231-ZSL-5037 ---
F-001A DRAIN VALVE CLOSE LIMIT SWITCH FIELD / DCS L 2 FG SCRUBBER
231-ZSH-5037 --- F-001A DRAIN VALVE OPEN LIMIT SWITCH FIELD / DCS H
X 2 FG SCRUBBER 231-LIT-5043A/B/C 71GF-2/3/4 B F-001B CYCLONE
SEPARATOR LEVEL FIELD / DCS (6) LL, HH CHH
OHH HH
OHH
OHH
OHH HH CHH HH X
2 FG SCRUBBER 231-LIT-5044 71GFCO-2 F-001B COALESCER LEVEL FIELD
/ DCS X 2 FG SCRUBBER 231-LIT-5042 71GF-1B F-001B CYCLONE SEPARATOR
LEVEL FIELD / DCS L, H OH, CL X 2 FG SCRUBBER 231-ZSL-5039 ---
F-001B DRAIN VALVE CLOSE LIMIT SWITCH FIELD / DCS L X 2 FG SCRUBBER
231-ZSH-5039 --- F-001B DRAIN VALVE OPEN LIMIT SWITCH FIELD / DCS H
X 2 FG SCRUBBER 231-TIT-5039 FTG-1A FUEL GAS TEMP. BEFORE HEATER
23FG-1A FIELD / DCS (24) X 2 FG SCRUBBER 231-TIT-5040 FTG-1B FUEL
GAS TEMP. BEFORE HEATER 23FG-1B FIELD / DCS (24) X 2 FG SCRUBBER
231-PIT-5037 --- FUEL GAS PRESSURE AFTER HEATER FIELD / DCS 2 FG
SCRUBBER 231-TIT-5041 96FTG FUEL GAS TEMP. AFTER HEATER FIELD / DCS
(24) X
NOTE: - The Fuel Gas Scrubber Control is performed totally by
DCS and not by MarkVIe. This sheet is introduced only to show the
Cause & Effect logic of the Fuel Gas Scrubber System.
- 231-TE-5042A and 231-TE-5042B are the RTDs measuring the
temperature of the heater 23FG-1A and 231-TE-5043A and 231-TE-5043B
are the RTDs measuring the temperature of the heater 23FG-1B. Upon
detection of HH temperature of the heater individual heater cut-out
signals are transmitted to DCS.
-
TITLE: CAUSE & EFFECT DIAGRAM
DOCUMENT CODE
SOM6629813
REVISION
5 REVISION DESCRIPTION: NO REVISION INTRODUCED IN THIS SHEET
PAGE MARKER N/A
SECURITY CODE N
ORIGINAL JOB 1800057-58
SIZE 3
LANGUAGE A
THIS DOCUMENT IS AND CONTAINS CONFIDENTIAL AND PROPRIETARY
INFORMATION OF Nuovo Pignone S.r.l. WHICH SHALL NOT BE USED OR
DISCLOSED TO OTHERS, EXCEPT WITH THE WRITTEN PERMISSION OF Nuovo
Pignone S.r.l. . UNPUBLISHED WORK 2012 Nuovo Pignone S.r.l.. ALL
RIGHTS RESERVED.
SHEET 10 of 49
1. .
COOLING AND SEALING AIR SYSTEM .
CAUSE AND EFFECT CHART .
SOM5081820 007 S H
U
T
D
O
W
N
/
C
O
N
T
R
O
L
A
C
T
I
O
N
D
E
S
C
R
I
P
T
I
O
N
A
L
A
R
M
A
N
N
U
N
C
I
A
T
I
O
N
P
E
R
F
O
R
M
A
N
C
E
M
O
N
I
T
O
R
I
N
G
T
U
R
B
I
N
E
R
E
A
D
Y
T
O
F
I
R
E
T
U
R
B
I
N
E
R
E
A
D
Y
T
O
C
R
A
N
K
T
U
R
B
I
N
E
C
O
N
T
R
O
L
E
M
E
R
G
E
N
C
Y
S
H
U
T
D
O
W
N
(
T
R
I
P
)
T
U
R
B
I
N
E
R
E
A
D
Y
T
O
S
T
A
R
T
I
N
D
I
C
A
T
I
O
N
. INITIATING DEVICE . . . . . . . . . . . . . . . . . . . . . .
. . . . . . . . . .
REV CATEGORY JOB TAG N.P. TAG SERVICE FROM/TO NOTE . 1 2 3 4 5 6
7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29
30 31
0 COOLING AND SEALING AIR SYS. 231-PDIT 5049 A 96CS-1 INLET
PLENUM DIFFERENTIAL PRESSURE FIELD / MKVIe X X
0 COOLING AND SEALING AIR SYS. 231-PDIT 5050 A 96BD-1 TOTAL BELL
MOUTH DIFFERENTIAL PRESSURE FIELD / MKVIe X X
0 COOLING AND SEALING AIR SYS. 231-ZSH 5049 A 33CB-2 VAB-2 AXIAL
COMPRESSOR BLEED STATUS-OPEN FIELD / MKVIe O I X
0 COOLING AND SEALING AIR SYS. 231-ZSH 5050 A 33CB-1 VAB-1 AXIAL
COMPRESSOR BLEED STATUS-OPEN FIELD / MKVIe O I X
-
TITLE: CAUSE & EFFECT DIAGRAM
DOCUMENT CODE
SOM6629813
REVISION
5 REVISION DESCRIPTION: NO REVISION INTRODUCED IN THIS SHEET
PAGE MARKER N/A
SECURITY CODE N
ORIGINAL JOB 1800057-58
SIZE 3
LANGUAGE A
THIS DOCUMENT IS AND CONTAINS CONFIDENTIAL AND PROPRIETARY
INFORMATION OF Nuovo Pignone S.r.l. WHICH SHALL NOT BE USED OR
DISCLOSED TO OTHERS, EXCEPT WITH THE WRITTEN PERMISSION OF Nuovo
Pignone S.r.l. . UNPUBLISHED WORK 2012 Nuovo Pignone S.r.l.. ALL
RIGHTS RESERVED.
SHEET 11 of 49
.
CONTROL AND PROTECTION SYSTEM .
CAUSE AND EFFECT CHART .
SOM5081820 008 S H
U
T
D
O
W
N
/
C
O
N
T
R
O
L
A
C
T
I
O
N
D
E
S
C
R
I
P
T
I
O
N
A
L
A
R
M
A
N
N
U
N
C
I
A
T
I
O
N
2
3
1
-
X
S
7
0
3
-
A
(
4
F
C
V
)
O
F
F
S
K
I
D
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A
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V
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E
N
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Q
.
F
R
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M
K
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2
3
1
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X
S
7
0
3
-
B
(
4
F
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)
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N
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K
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A
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V
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Q
.
F
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2
3
1
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S
8
0
6
(
4
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A
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K
)
T
R
A
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K
I
N
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Q
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S
T
T
O
L
O
A
D
S
H
A
R
I
N
G
S
Y
S
T
E
M
2
3
1
-
X
X
2
0
5
2
(
2
0
F
B
-
1
)
F
U
E
L
G
A
S
B
L
O
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K
V
A
L
V
E
A
C
T
U
A
T
I
N
G
S
O
V
2
3
1
X
X
2
0
5
3
(
2
0
F
V
-
1
)
F
U
E
L
G
A
S
V
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N
T
A
C
T
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A
T
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2
3
1
-
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S
7
0
0
-
C
(
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D
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)
S
A
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2
3
1
-
X
X
5
1
2
2
A
(
2
0
H
D
-
1
)
C
O
N
T
R
O
L
O
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L
T
R
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2
3
1
-
X
X
5
1
2
3
A
(
2
0
H
D
-
2
)
C
O
N
T
R
O
L
O
I
L
T
R
I
P
2
3
1
-
X
X
5
0
1
0
A
(
2
0
V
G
-
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)
F
U
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A
S
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2
3
1
-
X
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7
1
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(
4
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2
3
1
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7
2
6
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P
(
2
8
F
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)
C
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B
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C
H
A
M
B
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F
L
A
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E
O
N
(
P
R
I
M
A
R
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)
2
3
1
-
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S
4
5
1
-
A
(
2
6
T
M
A
)
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P
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A
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O
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I
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C
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L
A
T
I
V
E
A
L
A
R
M
2
3
1
-
Y
S
4
2
6
-
A
(
3
9
B
N
V
T
-
1
)
C
U
M
U
L
A
T
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V
I
B
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R
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#
1
T
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S
D
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M
2
3
1
-
Y
S
4
2
6
-
B
(
3
9
B
N
V
T
-
2
)
C
U
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U
L
A
T
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V
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V
I
B
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#
2
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S
D
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2
3
1
-
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S
4
0
2
-
A
(
3
9
V
M
A
)
V
I
B
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I
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2
3
1
-
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4
2
9
(
3
9
V
T
)
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E
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2
3
1
-
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S
7
0
3
-
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(
4
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2
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2
0
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(
2
0
L
B
-
1
)
L
I
Q
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F
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B
L
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K
V
A
L
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A
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U
A
T
I
N
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2
3
1
-
V
A
H
H
-
5
0
6
1
A
1
2
3
1
-
V
A
H
H
-
5
0
6
1
A
2
2
3
1
-
V
A
H
H
-
5
0
6
2
A
1
2
3
1
-
V
A
H
H
-
5
0
6
2
A
2
4
T
_
S
(
C
U
M
U
L
A
T
I
V
E
T
R
I
P
F
R
O
M
S
I
S
T
O
M
A
R
K
V
I
E
T
U
R
B
I
N
E
N
O
R
M
A
L
S
T
O
P
(
S
H
U
T
D
O
W
N
)
S
H
U
T
D
O
W
N
A
F
T
E
R
2
4
H
O
U
R
S
T
U
R
B
I
N
E
C
O
N
T
R
O
L
E
M
E
R
G
E
N
C
Y
S
H
U
T
D
O
W
N
(
T
R
I
P
)
I
N
D
I
C
A
T
I
O
N
. INITIATING DEVICE . . . . . . . . . . . . . . . . . . . . . .
. . . . . . . . . .
REV CATEGORY JOB TAG N.P. TAG SERVICE FROM/TO NOTE . 1 2 3 4 5 6
7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29
30 31
4 CONTROL AND PROTECTION SYS. 231-BE 5061 A1 28FD-2 FLAME
DETECTOR COMB. CHAMB.#2 PRIMARY FIELD / MKVIeS
(7)
LL
CLL OLL LL OLL OLL OLL LL X
CLL
X
X
4 CONTROL AND PROTECTION SYS. 231-BE 5061 A2 28FD-3 FLAME
DETECTOR COMB. CHAMB.#3 PRIMARY FIELD / MKVIeS
4 CONTROL AND PROTECTION SYS. 231-BE 5061 A3 28FD-10 FLAME
DETECTOR COMB. CHAMB.#10 PRIMARY FIELD / MKVIeS
4 CONTROL AND PROTECTION SYS. 231-BE 5061 A4 28FD-11 FLAME
DETECTOR COMB. CHAMB.#11 PRIMARY FIELD / MKVIeS
1 CONTROL AND PROTECTION SYS. 231-PDIT 5067 A1 96EA-1A EXHAUST
DUCT BACK-PRESSURE FIELD / MKVIeS
(1)
H/ HH
CHH OHH HH OHH OHH OHH HH X
CHH
HH X
1 CONTROL AND PROTECTION SYS. 231-PDIT 5067 A2 96EA-1B EXHAUST
DUCT BACK-PRESSURE FIELD / MKVIeS
1 CONTROL AND PROTECTION SYS. 231-PDIT 5067 A3 96EA-1C EXHAUST
DUCT BACK-PRESSURE FIELD / MKVIeS
0 CONTROL AND PROTECTION SYS. 231-PIT 5063 A 96NCP-1 NO CONTACT
PROBE COOLING AIR LOW PRESS. FIELD / MKVIe L X
0 CONTROL AND PROTECTION SYS. 231-PIT 5066 A 96AP-1 AMBIENT
PRESSURE FIELD / MKVIe X X
0 CONTROL AND PROTECTION SYS. 231-PT 5065 A1 96CD-1 AXIAL
COMPRESSOR DISCHARGE PRESSURE FIELD / MKVIe
(1)
X
X
0 CONTROL AND PROTECTION SYS. 231-PT 5065 A2 96CD-2 AXIAL
COMPRESSOR DISCHARGE PRESSURE FIELD / MKVIe
0 CONTROL AND PROTECTION SYS. 231-PT 5065 A3 96CD-3 AXIAL
COMPRESSOR DISCHARGE PRESSURE FIELD / MKVIe
-
TITLE: CAUSE & EFFECT DIAGRAM
DOCUMENT CODE
SOM6629813
REVISION
5 REVISION DESCRIPTION: NO REVISION INTRODUCED IN THIS SHEET
PAGE MARKER N/A
SECURITY CODE N
ORIGINAL JOB 1800057-58
SIZE 3
LANGUAGE A
THIS DOCUMENT IS AND CONTAINS CONFIDENTIAL AND PROPRIETARY
INFORMATION OF Nuovo Pignone S.r.l. WHICH SHALL NOT BE USED OR
DISCLOSED TO OTHERS, EXCEPT WITH THE WRITTEN PERMISSION OF Nuovo
Pignone S.r.l. . UNPUBLISHED WORK 2012 Nuovo Pignone S.r.l.. ALL
RIGHTS RESERVED.
SHEET 12 of 49
.
CONTROL AND PROTECTION SYSTEM .
CAUSE AND EFFECT CHART .
SOM5081820 008 S H
U
T
D
O
W
N
/
C
O
N
T
R
O
L
A
C
T
I
O
N
D
E
S
C
R
I
P
T
I
O
N
A
L
A
R
M
A
N
N
U
N
C
I
A
T
I
O
N
2
3
1
-
X
S
7
0
3
-
A
(
4
F
C
V
)
O
F
F
S
K
I
D
V
A
L
V
E
O
P
E
N
R
E
Q
.
F
R
O
M
M
K
V
I
e
2
3
1
-
X
S
7
0
3
-
B
(
4
F
U
E
L
)
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N
S
K
I
D
V
A
L
V
E
O
P
E
N
R
E
Q
.
F
R
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M
M
K
V
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2
3
1
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X
S
8
0
6
(
4
T
R
A
C
K
)
T
R
A
C
K
I
N
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Q
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S
T
T
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L
O
A
D
S
H
A
R
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G
S
Y
S
T
E
M
2
3
1
-
X
X
2
0
5
2
(
2
0
F
B
-
1
)
F
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B
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2
3
1
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X
5
1
2
2
A
(
2
0
H
D
-
1
)
C
O
N
T
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O
L
O
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L
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2
3
1
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X
X
5
1
2
3
A
(
2
0
H
D
-
2
)
C
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2
3
1
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5
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A
(
2
0
V
G
-
1
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2
3
1
-
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1
2
(
4
T
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)
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A
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V
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2
3
1
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7
2
6
-
P
(
2
8
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S
)
C
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B
E
R
F
L
A
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(
P
R
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M
A
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)
2
3
1
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S
4
5
1
-
A
(
2
6
T
M
A
)
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A
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. INITIATING DEVICE . . . . . . . . . . . . . . . . . . . . . .
. . . . . . . . . .
REV CATEGORY JOB TAG N.P. TAG SERVICE FROM/TO NOTE . 1 2 3 4 5 6
7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29
30 31
0 CONTROL AND PROTECTION SYS. 231-SE 5061 A1 77NH-1 HP SHAFT
SPEED CONTROL FIELD / MKVIe
(1)
X
X
0 CONTROL AND PROTECTION SYS. 231-SE 5061 A2 77NH-2 HP SHAFT
SPEED CONTROL FIELD / MKVIe
0 CONTROL AND PROTECTION SYS. 231-SE 5061 A3 77NH-3 HP SHAFT
SPEED CONTROL FIELD / MKVIe
4 CONTROL AND PROTECTION SYS. 231-SE 5062 A1 77HT-1 HP SHAFT
SPEED CONTROL FIELD / MKVIeS
(1)
HH
CHH O HH HH O
HH O
HH O
HH HH
CHH
X
4 CONTROL AND PROTECTION SYS. 231-SE 5062 A2 77HT-2 HP SHAFT
SPEED CONTROL FIELD / MKVIeS
4 CONTROL AND PROTECTION SYS. 231-SE 5062 A3 77HT-3 HP SHAFT
SPEED CONTROL FIELD / MKVIeS
0 CONTROL AND PROTECTION SYS. 231-SE 5063 A1 77NL-1 LP SHAFT
SPEED CONTROL FIELD / MKVIe
(1)
X
X
0 CONTROL AND PROTECTION SYS. 231-SE 5063 A2 77NL-2 LP SHAFT
SPEED CONTROL FIELD / MKVIe
0 CONTROL AND PROTECTION SYS. 231-SE 5063 A3 77NL-3 LP SHAFT
SPEED CONTROL FIELD / MKVIe
4 CONTROL AND PROTECTION SYS. 231-SE 5064 A1 77LT-1 LP SHAFT
SPEED CONTROL FIELD / MKVIeS
(1)
HH
CHH O HH HH O
HH O
HH O
HH HH
CHH
X
4 CONTROL AND PROTECTION SYS. 231-SE 5064 A2 77LT-2 LP SHAFT
SPEED CONTROL FIELD / MKVIeS
4 CONTROL AND PROTECTION SYS. 231-SE 5064 A3 77LT-3 LP SHAFT
SPEED CONTROL FIELD / MKVIeS
-
TITLE: CAUSE & EFFECT DIAGRAM
DOCUMENT CODE
SOM6629813
REVISION
5 REVISION DESCRIPTION: NO REVISION INTRODUCED IN THIS SHEET
PAGE MARKER N/A
SECURITY CODE N
ORIGINAL JOB 1800057-58
SIZE 3
LANGUAGE A
THIS DOCUMENT IS AND CONTAINS CONFIDENTIAL AND PROPRIETARY
INFORMATION OF Nuovo Pignone S.r.l. WHICH SHALL NOT BE USED OR
DISCLOSED TO OTHERS, EXCEPT WITH THE WRITTEN PERMISSION OF Nuovo
Pignone S.r.l. . UNPUBLISHED WORK 2012 Nuovo Pignone S.r.l.. ALL
RIGHTS RESERVED.
SHEET 13 of 49
.
CONTROL AND PROTECTION SYSTEM .
CAUSE AND EFFECT CHART .
SOM5081820 008 S H
U
T
D
O
W
N
/
C
O
N
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N
. INITIATING DEVICE . . . . . . . . . . . . . . . . . . . . . .
. . . . . . . . . .
REV CATEGORY JOB TAG N.P. TAG SERVICE FROM/TO NOTE . 1 2 3 4 5 6
7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29
30 31
4 CONTROL AND PROTECTION SYS. 231-TE 5076 A1 TT-XD-1 EXHAUST
TEMPERATURE MONITORING FIELD / MKVIe
(2)
H/ HH HH HH HH CHH
O HH HH
O HH
O HH
O HH HH
HH
X HH
X
4 CONTROL AND PROTECTION SYS. 231-TE 5076 A2 TT-XD-2 EXHAUST
TEMPERATURE MONITORING FIELD / MKVIe X
4 CONTROL AND PROTECTION SYS. 231-TE 5076 A3 TT-XD-3 EXHAUST
TEMPERATURE MONITORING FIELD / MKVIe X
4 CONTROL AND PROTECTION SYS. 231-TE 5076 A4 TT-XD-4 EXHAUST
TEMPERATURE MONITORING FIELD / MKVIe X
4 CONTROL AND PROTECTION SYS. 231-TE 5076 A5 TT-XD-5 EXHAUST
TEMPERATURE MONITORING FIELD / MKVIe X
4 CONTROL AND PROTECTION SYS. 231-TE 5076 A6 TT-XD-6 EXHAUST
TEMPERATURE MONITORING FIELD / MKVIe X
4 CONTROL AND PROTECTION SYS. 231-TE 5076 A7 TT-XD-7 EXHAUST
TEMPERATURE MONITORING FIELD / MKVIe X
4 CONTROL AND PROTECTION SYS. 231-TE 5076 A8 TT-XD-8 EXHAUST
TEMPERATURE MONITORING FIELD / MKVIe X
4 CONTROL AND PROTECTION SYS. 231-TE 5076 A9 TT-XD-9 EXHAUST
TEMPERATURE MONITORING FIELD / MKVIe X
4 CONTROL AND PROTECTION SYS. 231-TE 5076 A10 TT-XD-10 EXHAUST
TEMPERATURE MONITORING FIELD / MKVIe X
4 CONTROL AND PROTECTION SYS. 231-TE 5076 A11 TT-XD-11 EXHAUST
TEMPERATURE MONITORING FIELD / MKVIe X
4 CONTROL AND PROTECTION SYS. 231-TE 5076 A12 TT-XD-12 EXHAUST
TEMPERATURE MONITORING FIELD / MKVIe X
4 CONTROL AND PROTECTION SYS. 231-TE 5076 A13 TT-XD-13 EXHAUST
TEMPERATURE MONITORING FIELD / MKVIe X
1 CONTROL AND PROTECTION SYS. 231-TE 5077 A1 CT-IA-1 AXIAL
COMPRESSOR INLET TEMPERATURE FIELD / MKVIe
(3)
X
X
1 CONTROL AND PROTECTION SYS. 231-TE 5077 A2 CT-IA-2 AXIAL
COMPRESSOR INLET TEMPERATURE FIELD / MKVIe
-
TITLE: CAUSE & EFFECT DIAGRAM
DOCUMENT CODE
SOM6629813
REVISION
5 REVISION DESCRIPTION: NO REVISION INTRODUCED IN THIS SHEET
PAGE MARKER N/A
SECURITY CODE N
ORIGINAL JOB 1800057-58
SIZE 3
LANGUAGE A
THIS DOCUMENT IS AND CONTAINS CONFIDENTIAL AND PROPRIETARY
INFORMATION OF Nuovo Pignone S.r.l. WHICH SHALL NOT BE USED OR
DISCLOSED TO OTHERS, EXCEPT WITH THE WRITTEN PERMISSION OF Nuovo
Pignone S.r.l. . UNPUBLISHED WORK 2012 Nuovo Pignone S.r.l.. ALL
RIGHTS RESERVED.
SHEET 14 of 49
.
CONTROL AND PROTECTION SYSTEM .
CAUSE AND EFFECT CHART .
SOM5081820 008 S H
U
T
D
O
W
N
/
C
O
N
T
R
O
L
A
C
T
I
O
N
D
E
S
C
R
I
P
T
I
O
N
A
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A
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M
A
N
N
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N
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T
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N
2
3
1
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X
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7
0
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A
(
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2
6
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M
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)
T
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M
P
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I
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3
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4
2
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-
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(
3
9
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C
U
M
U
L
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I
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#
1
T
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D
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2
3
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C
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#
2
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D
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2
3
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-
X
S
4
0
2
-
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(
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9
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V
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2
3
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T
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