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3-1
3
92
3.1 xxxxxxxx 11/1
1. 2. 3.
0-xxxx-yyyy 0-xxxx-abcd
3-2
1)
1. 2.
( , LPG) 3. /
3-3
2) /
1.
- ( LPG) - -
2. 3.
,
(Liquid Nitrogen)
4. 1. /
2. 2 (
) (Emergency Generator) (Synchronize) Generator
3.
3-4
3) 3.1
- 1.
2.
- - Work Permit
3.
- (Preventive Maintenance)
-
- 1.
(Smoke Detector) (Heat Detector) (Sprinker) (Fixed
System), (Fire Alarm) 2. 3.
3.2 1. (Boiler Drum) (Safety Valve)
2. (Interlock)
3. Boiler
1. Interlock 2. Safety Valve
3-5
3.
4. (Boiler) 5.
3.3
1. 2. 3.
• (Storage Tank)
1. 2. 3.
3-6
• 1. 2. (Leak Survey) 3. (Gas Detector)
• 1. 2. (Alarm)
• 1. (Leak
Survey) 2. 3. (Emergency Plan)
• (Contact Plate Freezer)
Plate Plate
1. Plate 2.
- Plate - -
•
IQF
3-7
- (Interlock)
- -
3.4 / •
(Protective Relay)
(Interlock)
1.
2. (Visual Check)
• (Emergency Diesel Generator)
(Generator) (Synchronize)
(Generator) (Interlock)
พัดลม N2
N2 SPRAY
IQF
3-8
Major Hazard 1.
FMEA, What If Analysis 2.
Fault Tree, What If Analysis 3.
Event Tree Analysis, Fault Tree Analysis 4. LPG
Fault Tree Analysis, What If Analysis 5. / /
Fault Tree Analysis, FMEA 6. /
Fault Tree Analysis, FMEA 4)
- Plant Layout - Process Description Process Flow Diagram - Piping & Instrument Diagram (P&ID) - Interlock Diagram ( ) - MSDS - -
5)
- - - -
3-9
1600 / 2000 /
• 3300 30 KVA
380 3 380 220
• (Emergency Diesel Generator) 5 KVA 380 (Synchronize)
2 () (Emergency Diesel Generator)
500 • 7 ./ . . 10 /
500 •
50 20 • 2
o (Close Loop System) 100 - 25ºC - 30ºC 40ºC 6 20 /
10 o (IQF)
15 3 8 1000
(Process Flow Diagram)
2
1
3-10
1
วัตถุดิบ
แปรรูปวัตถุดิบ
,
กาซแอลพีจีทอดหรือยาง ไอน้ําจากหมอน้ําตม แปรรูป
แกะเปลือก
หั่นตัดแตง (-40 ºc)
เรียง บรรจุหีบหอ
นําเขาหองเพื่อ เตรียมสงออก (-25 ºC)
แชแข็ง (-40 ºC)
บรรจุหีบหอ
นําเขาหองเพื่อเตรียมสงออก (-25 ºC)
3-11
1. , 2. 3. 4. 5. 6. 7.
1. 2. 3. (I.Q.F) 4.
- Emergency Generator -
1. 2. 3. 4. 5. 6.
1. ( I.Q.F ) 2. 3. 4.
3-12
5. ( ) 6. 7. 8. 9. 10. 11. 12. 13. 14. 15. 16. Conveyor ( ) 17. Conveyor ( ) 18. 19. Evaporative Condensor 20. Liquid Reciever 21. Economizer/Intercooler 22. Low Side Seperator 23. Air Blast Freezer/Cold Room 24. (Boiling) 25. (Weight Checker) 26.
3-13
3.2
3 ( . . 2542)
Major Hazard
Major Hazard 2
3-14
( )
1 2544
1. ,
2. 2.1 2.2 3. 4.
5.
- -
- - ,
-
-
-
-
AMMONIA
-
-
-
-
-
- Cold
Burn -
/ -
-
/
- 20 ./ 1
. -
-
-
-
- - Ammonia
- FMEA(1),
What If Analysis(1)
3-15
( 1)
1 2544
6.
7.
-
- -
-
-
-
-
-
-
-
3-16
( 2)
1 2544
1. ,
2. 2.1 2.2 2.3
3. 4.
- -
- - -
- - - - , - -
,
- - - -
- - - - - - - -
-
- -
-
- -
-
-
-
- Fault Tree
Analysis(1), What If Analysis(2)
-
3-17
( 2)
1 2544
5. IQF
- -
-
- -
-
- -
- Fault Tree
Analysis(2) What If Analysis(3)
-
6.
-
-
-
/ -
7.
- -
,
-
-
20 ./ 1 -
-
3-18
( )
1 2544
8.
9.
- ,
-
-
- -
- -
- -
-
-
/ -
- - - - -
-
-
-
-
- 20 ./ .
- Fault Tree
Analysis(3) FMEA(2) - -
- Interlock -
- Event Tree
Analysis(1) Fault Tree Analysis(4)
3-19
( )
1 2544
10 IQF
11.
(Emergency Generator)
-
-
-
-
Synchronize -
Interlock
- /
-
-
-
/
- - -
-
- VENDOR
-
- Interlock 1.
2. Inspection
Door - Fault Tree
Analysis(2), What If Analysis(3) - Fault Tree
Analysis(5), FMEA(3) - Fault Tree
Analysis(5), FMEA(3)
3-20
( )
1 2544
1. 2.
- - -
-
-
( )
-
-
-
-
/
-
-
-
- Fault Tree
Analysis(1), What If Analysis(2)
-
I.Q.F
- (PPE)
3-21
( )
1 2544
3.
-
-
-
-
- Fault Tree Analysis(2), What If Analysis(3)
-
-
-
-
-
4. -
-
-
/
-
-
,
-
- Fault Tree Analysis(3), FMEA(2)
3-22
( )
1 2544
5. 4.
-
-
( )
-
-
- / - -
-
- Fault Tree Analysis(5), FMEA(3)
- -
3-23
( )
1 2544
1.
(I.Q.F)
2. 3. 4.
5. ()
-
- - -
-
-
-
-
- - - -
-
(Safety Valve)
-
-
-
-
6. -
-
-
-
3-24
( )
1 2544
7. 8. 9.
-
-
-
- - -
- ( )
- -
10. -
- -
11. -
- -
12. -
- -
13. -
- -
14.
-
- -
3-25
( )
1 2544
15.
16. ()
17 (
) 18
-
Safety Valve -
-
- / /
- /
-
-
-
-
- /
-
-
- Event Tree Analysis(1) Fault Tree Analysis(4)
-
-
-
- SAFETY
VALVE
- FMEA(1), What If Analysis(1)
3-26
( )
1 2544
19. Evaporative Condenser
-
-
-
- FMEA(1) What If Analysis(1)
20. Liquid Receiver
-
-
- /
- FMEA(1) What If Analysis(1)
21. Economizer/ Intercooler
-
-
- /
- FMEA(1) What If Analysis(1)
22. Low Side Separator
-
-
- /
- FMEA(1) What If Analysis(1)
23. Air Blast Freezer Cold Room
-
-
- /
- FMEA(1) What If Analysis(1)
3-27
( )
1 2544
24 25
26
-
-
-
-
-
-
-
-
-
HEATER -
-
-
3-28
3.3
2 Major Hazard
Major Hazard
3-29
Major Hazard Major Hazard
( 1,2) 1. -
- FMEA - What If Analysis
A/1/1 A/1/2
2. -
- Fault Tree Analysis - What if Analysis
A/2/1 A/2/2
3. IQF -
- Fault Tree Analysis - What if Analysis
A/3/1 A/3/2
4.
- /
/
- Fault Tree Analysis - FMEA
A/4/1 A/4/2
5. -
- Event Tree Analysis - Fault Tree Analysis
A/5/1 A/5/2
6.
-
- Fault Tree Analysis - What if Analysis
A/3/1 A/3/2
A
7. - Emergency Generator -
- /
- Fault Tree Analysis - FMEA
A/7/1 A/7/2
3-30
Major Hazard Major Hazard
( 1,2) 1. - / - Fault Tree Analysis
- What if Analysis A/2/1 A/2/2
2. -
- Fault Tree Analysis - What if Analysis
A/3/1 A/3/2
3. -
- FMEA - What If Analysis - Fault Tree Analysis - FMEA
A/1/1 A/1/2 A/4/1 A/4/2
B
4. - - Fault Tree Analysis - FMEA
A/7/1 A/7/2
1. - - Event Tree Analysis - Fault Tree Analysis
A/5/1 A/5/2
C
1. 2. Evaporative Condenser 3. Liquid Receiver 4. Economizer Intercooler 5. Low Side Separator 6. Air Blast Freezer
- - FMEA - What If Analysis - Fault Tree Analysis - FMEA
A/1/1 A/1/2 A/4/1 A/4/2
3-31
3-32
FM
EA
FMEA
(1)
//
/
()
2
25
44
/ /
1.
EVAP
ORAT
IVE
COND
ENSE
R
-
-
-
-
-
-
-
-
-
-
-
-
()
-
- Sa
fety V
alve
Wate
r Basi
n
-
- (L
eak
Surve
y) -
WA
TER B
ASIN
-
-
Safet
y Valv
e
Evapo
rative
Conde
nser
Wate
r Basi
n
3 3 2
2 3 2
6 9 4
2 (
2)
3 (
1)
( 1)
2
( 2)
3-33
FM
EA
FMEA
(1)
//
/
()
2 25
44
/
/
2. LIQ
UID R
ECIEV
ER
3. Ec
onomi
zer /
Interc
ooler
- FL
ANGE
-
(SAFE
TY VA
LVE)
-
-
-
-
-
( Safe
ty) Va
lve
-
(Le
vel Se
nsor)
-
(Inter
lock)
-
-
-
LIQU
ID
RECIE
VER
Recie
ver
-
Lo
w Side
Separ
ator
-
FLAN
GE
-
-
(FUNC
TION T
EST
SAFE
TY)
-
(Level
Senso
r)
( Inter
lock)
3 3 3
3
3 1
9
9 3
3 (
1)
( 1)
3
( 1)
(
1)
2 (
1)
( 1)
3-34
FM
EA
//
/
()
2 25
44
/ /
4.
Low S
ide Se
perato
r
-
(Safet
y Valv
e)
- Au
to
-
- (Sa
fety V
alve)
-
(Leve
l Sen
sor)
-
(In
terloc
k)
-
EC
ONOM
IZER
-
-
(Funct
ion Te
st)
Safety
Valve
-
(PM)
Leve
l Sen
sor
Inter
lock
3 3
3 1
9
3
3 (
1)
( 1)
2
(
2)
3-35
FM
EA
FM
EA(1)
/
//
(
)
2 25
44
/ /
-
Safety
Valve
- Pu
mp
- Va
lve
Va
lve
- Set
ting
-
-
Separa
tor
-
-
- Sa
fety V
alve
-
Pu
mp
- Sta
ndby
Pump
3
3
1
1
3
3
2 (
2)
2
( 2)
3-36
FM
EA
FM
EA(1)
/
//
(
)
2
2544
/ /
5. Com
presso
r -
Lube
Oil Pu
mp Tr
ip -
Comp
ressor
Trip
- Saf
ety Va
lve
-
-
-
-
-
- Co
mpres
sor
-
/
-
-
-
-
-
Comp
ressor
- Lu
be Oil
-
Stand
By
Comp
ressor
-
Stand
By
Comp
ressor
-
(Fu
nction
s Test
Safet
y Va
lve)
3 3
3
1 1
1
3 3
3
2 (
2)
2
( 2)
2 (
2)
3-37
FMEA
FMEA
(1)
//
/
()
2 25
44
/ /
6
Air Bl
ast Fr
eezer/
Cold
Room
- Fl
ange
-
-
- (C
ontrol
Va
lve)
-
-
-
-
- /
-
-
(Co
ntrol
Valve
)
-
-
- /
-
-
-
- (L
eak Su
rvey)
-
Senso
r Ala
rm
-
Senso
r -
(Leak
Surve
y) -
-
Contr
ol Va
lve
- Al
arm
4 4 3
3
1 2 1 1
4 8 3 3
2 (
2)
3
( 1)
(
2)
2
( 2)
2
( 2)
3-38
What
If An
alysis
What
If (1)
//
//
(
)
1
25
44
W
hat If
1.
Evap
orativ
e Cond
ensor
2.
Evapo
rative
Cond
ensor
-
-
- /
Recie
ver
Safet
y Valv
e
Water
Basin
-
-
-
-
-
Water
Basin
-
-
- SC
BA
- W
ater B
asin
3 3
3 3
9 9
3 (
1)
( 1)
3
( 1)
(
1)
3-39
What
If An
alysis
What
If (1)
//
//
(
)
1
25
44
W
hat If
3.
4. / F
lange
Liquid
Recie
ver
-
-
-
-
-
-
-
Low P
ressur
e -
-
-
-
-
- SC
BA
3 3
1 3
3 9
2 (
2)
3
( 1)
(
1)
3-40
What
If An
alysis
What
If(1)
//
//
(
)
1 25
44
W
hat If
5. Sa
fety
Valve
Liq
uid Re
ciever
- Liq
uid Re
ciever
Re
ciever
-
/
- (F
unctio
n Test
Saf
ety Va
lve
3
1 3
2 (
2)
6.
Ec
onomi
zer/In
tercoo
ler
- Lo
w Sid
e Sepe
rator
-
Le
vel Se
nsor
Interl
ock
3
1 3
2 (
2)
7. Sa
fety
Valve
Ec
onomi
zer/
Interc
ooler
-
Econo
mizer
- (F
unctio
n Te
st ) Sa
fety V
alve
3 1
3 2
( 2)
3-41
What
If An
alysis
What
If (1)
//
//
(
)
1
2544
What
If
8. Lo
w Sid
e Sepe
rator
9.
Safet
y Va
lve
Low S
ide
Sepera
tor
-
-
Seper
ator
-
Level
Senso
r Int
erlock
-
(Funct
ion Te
st Saf
ety V
alve)
3
3
1
1
3
3
2 (
2)
2
( 2)
3-42
What
If An
alysis
W
hat If
(1)
//
//
(
) .
1
25
44
W
hat If
10.
Pu
mp
Low S
ide Se
perato
r
11
Lube
Oil Pu
mp
Comp
ressor
Tri
p 12.
Comp
ressor
Trip
-
-
-
-
-
-
-
-
-
Lu
be Oil
-
-
3 3 3
1 1 1
3 3 3
2 (
2)
2
( 2)
2 (
2)
3-43
What
If An
alysis
W
hat If
(1)
//
//
(
)
1
2544
What
If
13.
Sa
fety
14.
/ Flan
ge
Seal
15.
,
-
-
-
-
- (Fu
nction
Test S
afety
Valve
) -
-
(Leak
Surve
y) -
Alarm
-
-
-
- SC
BA
- A l
arm
3
4
4
1
1
2
3
4
8
2 (
2)
2
( 2)
3 (
1)
( 1)
3-44
What
If An
alysis
What
If (1)
//
//
(
)
1
2544
What
If
16.
17.
Contr
ol Va
lve
-
-
-
- Co
ntrol
Valve
- -
3 3
1 1
3 3
2 (
2)
2
( 2)
3-45
G1
P1 F1 B A1
L.P.G
85.9 K
g
PRES
SURE
G
AU
GE
PRES
SUR
E R
EGU
LATO
R
SAFE
TY
VA
LVE
STO
P V
ALV
E
A1
A1
A1
A1
A1 B
BB
BB
F1
G1
G1
BB
G1
G1
BB
G1
G1
BB
G1
G1
BB
G1
G1
BB
G1
G1
BB
G1
G1
BB
G1
G1
BB
G1
G1
BB
G1
G1
BB
P1
B
B
BB
P1
BP1
B
Rev
. 0
1
2
545
2
3-46
LP
G
LPG
/
/
3-47
FA
ULT T
REE A
NALY
SIS
Fault
Tree
(1)
/ /
/ /
3
2544
2
1
2
3
4
/
-
-
LPG
- 5
- /
-
-
-
-
3 4
12 4
( 2)
(
3)
3-48
WHA
T IF A
NALY
SIS
W
hat If
(2)
/ /
/ /
3 25
44
WHAT
IF
-
- /
-
-
-
-
-
- 5
.
-
- /
-
-
(Pr
essure
Regul
ator)
-
-
/
/
3 3 3
4 4 4
12 12 12
4 (
2)
( 3)
4
( 2)
(
3)
4 (
2)
( 3)
3-49
Fau
lt Tr
ee
IQ
F
EX
HA
US
T F
AN
E
XHAU
ST F
AN
Ins
pect
ion
Doo
r
In
spect
ion
Do
or
Li
mit
Sw
itch
INTE
RLO
CK
3-50
F
AULT
TREE
ANAL
YSIS
Fa
ult Tr
ee (2)
/
/
IQF
3 ..
44 A/
3/1
1. Ins
pectio
n Door
Interl
ock
Trip L
ine
Nitro
gen
2.
Exhau
st Fan
Vacuu
m 3.
Exhau
st Fan
-
-
Direc
t Cont
act
-
Int
erlock
Trip
Exhau
st Fan
- Va
cuum
Low A
larm
Signal
Ex
haust F
an (
Emerg
ency T
rip)
- Ox
ygen L
ow A
larm
Signal
-
2 4
8 3
( 3)
(
4)
3-51
W
HAT I
F ANA
LYSIS
What I
f (3)
//
//
IQ
F
3 25
44
W
HAT I
F
1. In
spectio
n Door
In
terloc
k Tr
ip Lin
e Nit
rogen
2. Ex
haust
Fan
Vacuu
m
-
- /
-
-
/
-
Direc
t Cont
act
Inspe
ction d
oor
-
Interl
ock Tr
ip Ex
haust
Fan
Exhau
st Fan
-
Direc
t Cont
act
-
Int
erlock
Trip
Exhau
st Fan
Ex
haust F
an Tri
p Va
cuum
- Va
cuum
Low
Alarm
Sig
nal
Emerg
ency T
rip
Signal
E
xhaust
-
Oxyge
n Low
Alarm
-
2
2
4
4
8
8
3 (
3)
(แผนควบคุม
4)
3 (
3)
(แผนควบคุม
4)
3-52
WHA
T IF A
NALY
SIS
Wh
at If (
3) /
/ /
/
IQF
.
3 25
44
What
If
3. Ou
tlet
Exhau
st
-
- /
-
Direct
Conta
ct
-
Int
erlock
Trip
Exhau
st Fan
Ex
haust F
an Tri
p Va
cuum
2
4
8
3 (
3)
(แผนควบคุม
4)
3-53
PS
V
PG
LG
Po
tab
leW
ate
r
Wa
ter
Ba
sin
LA
02
LT
PS
V
LG
To
Pro
cess
Am
mo
nia
Ta
nk
PG
LA
01
LT
Ta
nk
Lorr
y
Ta
nk
Lorr
y
N
M
HS
02
N
M
HS
01
Ta
nk
Lorr
y
Ve
nt
Ve
nt
PG
=
P
ress
ue
Gau
ge
LA
=
Leve
l A
larm
LT
=
Leve
l T
ran
smit
ter
M
=
M
otor
PS
V
=
Pre
ssu
re S
afet
y V
alve
PG
=
P
ress
ure
Gau
ge
3
Rev.
0
1
2
545
3-54
Ve
nt
(B
asin
)
(S
afe
ty V
alve
)
/
/
/
/
/
3-55
Fa
ult Tr
ee An
alysis
Fa
ult Tr
ee (3)
/
//
/
/
/
1
2545
( 3
-
/
-
- /
-
/,
-
, ,
-
3
2 6
2 (
5)
- /
-
4
-
-
3 3
9 3
( 4)
(
5)
-
-
3 2
6 2
( 5)
3-56
Fa
ult Tr
ee An
alysis
Fa
ult Tr
ee (3)
/
//
/
1
25
45
( 3)
-
1.
Vent
2.
2
(Safet
y Valv
e)
(Basin
)
-
- /
-
-
-
4
-
-
-
(Wate
r Basi
n)
3 3
9 3
( 4)
(
5)
-
-
/
-
1 4
4 2
( 5)
-
-
- 1
4 4
2 (
5)
3-57
Fa
ult Tr
ee An
alysis
Fa
ult Tr
ee (3)
/
//
/
1
2545
(
3)
-
-
- /
- /
-
1 4
4 2
( 5)
- /
-
/
/
-
-
1 4
4 2
( 5)
3-58
F
MEA
FM
EA (2
) /
//
/
//
3
1
2545
/
/
Ta
nk Ca
r /
/
-
-
,
3 3
9 3
( 4)
(
5)
-
-
- PP
E
3 2
6 2
( 6)
/
/
-
- /
3
1 3
2 (
5)
(Seal)
-
-
3 2
6 2
( 5)
/
-
-
3 2
6 2
( 5)
3-59
F
MEA
FMEA
(2)
//
//
/
/
3
1
25
45
/
/
-
-
-
3 3
9 3
( 4)
(
5)
-
-
3 2
6 2
( 5)
-
-
-
-
3 3
9 3
( 4)
(
5)
(Wate
r Basi
n)
-
-
-
1 3
3 2
( 5)
(Vapo
rizer)
/
-
-
- (L
eak
Surve
y)
2 1
2 1
3-60
EVEN
T TR
EE A
NALY
SIS
Mak
e up
val
ve(B
)Lo
w Le
vel
Alar
m (C
)
Low-L
owTr
ip (E
)Op
erator
(D)
(A)
yes
yes
Unit
shut
down
Boiler
Unit
Shut
down
Boiler
yes
yes
no no
no
no
3-61
Boile
r sh
utdo
wn
Boiler
EVEN
T TR
EE A
NALY
SIS
Fuel
val
ve
(B)
'H' A
larm
(C)
'HH'
Alar
m Em
erge
ncy
trip
(E)
Oper
ator
(D)
(A)
yes
yes
safe
ty v
alve
Boile
r Sh
utdo
wn
Safe
ty v
alve
yesye
s
no no
no
no
Safe
ty V
alve
Blow (E
)
Boiler
noye
s
noyes
3-62
Ev
ent Tr
ee An
alysis
Even
t Tree
(1)
/ /
/ /
3 25
44
/
1. MA
KE UP
VALV
E LE
VEL L
OW AL
ARM
LOW
LOW
ALAR
M, TR
IP BO
ILER
2. MA
KE UP
VALV
E LE
VEL L
OW AL
ARM
LO
W-LO
W EM
ERGE
NCY T
RIP
-
-
-
-
- MA
NUAL
OPEN
SAFE
TY
VALV
E
-
-
INTE
RLOC
K CON
TROL
1.
(LEV
EL)
2. (P
RESS
URE)
-
INTE
RLOC
K EM
ERGE
NCY T
RIP
1.
(LEV
EL)
2. (P
RESS
URE)
3. (F
LAME
FA
ILURE
)
2
3
1
1
2
3
1
2 (
7)
3-63
Ev
ent Tr
ee An
alysis
Even
t Tree
(1)
/ /
/ /
3 25
44
/
3. Ma
ke Up
Valve
Low A
larm
Low-
Low T
rip
4.
Low A
larm
Lo
w-Lo
w Em
ergenc
y Trip
5. Hi
gh Ala
rm
Oper
ator
Hi
gh Hi
gh Ala
rm
6. Hi
gh Ala
rm
Safet
y Va
lve B
low
-
-
-
-
SA
FETY
VA
LVE
-
-
-
-
-
-
- -
-
2
2 2
2
1
1 1
1
2
2 2
2
1
1 1
1
3-64
Ev
ent Tr
ee An
alysis
Even
t Tree
(1)
/ /
/ /
3 25
44
/
7.
High
Alarm
Emerg
ency T
rip
Safet
y Valv
e Blow
8.
Contr
ol Va
lve
H Al
arm
HH
Alarm
/ Em
ergenc
y Trip
- /
-
- -
-
(Inter
lock)
- (T
est Sa
fety
Valve
)
-
(Inter
lock)
-
-
3 2
4 4
12 8
4 (
5)
( 7)
1
( 5)
(
7)
3-65
Ev
ent Tr
ee An
alysis
Even
t Tree
(1)
/ /
/ /
3 25
44
/
9.
Contr
ol Va
lve
HH
Alarm
/ Trip
Sa
fety V
alve
10.
Co
ntrol
Valve
H Al
arm
Em
ergenc
y Trip
Sa
fety V
alve
Blow
- (S
AFET
Y VA
LVE)
-
-
Interl
ock
-
-
-
Interl
ock
-
-
2
3
1
4
2
12
1
4 (
5)
( 7)
3-66
Boiler
Seco
ndar
y bu
rn
Leve
Co
ntr
ol
Val
ve
Low
Trip
Co
ntr
ol
Val
ve
Safe
ty V
alve
Blo
w
Pre
ssu
re"H
H"
Tri
p
(Fla
me F
ailu
re)
Inte
rlo
ck F
lam
eFa
ilure
Trip
Lin
e
3-67
Faul
t Tree
Analy
sis
Fault
Tree
(4)
/ /
/ /
3 25
44
1.
Level
Contr
ol
Inter
lock
Low T
rip
2.
Emerg
ency P
ressur
e H
Trip
Saf
ety Va
lve
Blow
3.
( Flam
e Failu
re )
Int
erlock
Li
ne
- Bo
iler
-
/
Manua
l Open
Te
st Saf
ety Va
lve
- In
terloc
k Co
ntrol
1. Le
vel
2. Pre
ssure
- Em
ergenc
y Trip
Int
erlock
1. Le
vel
2. Pre
ssure
3. Fla
me
4. Pr
essure
Safet
y Valv
e
3 4
12 4
( 5)
(
7)
3-68
4
Rev
. 0
1
2545
3-69
Em
erg
en
cy D
iese
lg
ener
ato
r O
ut
of
syn
chro
niz
e
/
E
me
rge
ncy
Dis
el
Ge
ne
rato
r
Ele
ctri
cal
fau
lt
bre
aker
Em
erg
en
cyD
iese
l g
en
era
tor
Inte
rlo
ck
Fau
lt
/
3-70
Fault
Tree
Analy
sis
Faul
t Tree
(5)
/ /
/ /
/
3
2544
1.
Diese
l Em
ergenc
y Dies
el Ge
nerato
r 2.
Diese
l Ge
nerato
r Br
eaker
3. Ele
ctrica
l Faul
t
-
- /
-
Diese
l Gene
rator
/
-
-
- /
-
-
Br
eaker
2
-
-
-
Br
eaker
2
-
(Prot
ection
Syste
m)
2 2 2
4 3 4
8 6 8
3 (
6)
( 8)
2
( 8)
3
( 6)
(
8)
3-71
FMEA
FM
EA (3
) /
/ /
/
4
3
2544
/
/
/
-
1.
2. (M
otor C
ontrol
Ce
nter :
MCC)
3.
-
- Inte
rlock/
Protec
tion
Syste
m
-
(Switch
Gear
Room
)
-
-
-
-
2 4
8 3
( 6)
(
8)
3-72
FMEA
FM
EA (3
) /
/ /
/
4
3
2544
/
/
/
Emerg
ency D
iesel G
enerat
or
Emerg
ency
Diesel
Gener
ator
Out O
f Sync
hroniz
e
Int
erlock
Br
eaker
Dies
el Ge
nerato
r
-
-
-
-
-
-
2
-
2 2
4 3
8 6
3 (
6)
( 8)
2
( 6)
(
8)
3-73
3.4
4 3
• • •
3
2 3 4
•
• •
• •
3-74
()
1
()
/
/
1. 2. 3. 4.
,
PM
(WAT
ER BA
SIN)
-
- SC
BA
2
.
.
1-30
..45
1-1
5 ..
45
1-15
..45
1-3
0 ..
45 1-3
0 ..
45
. 1
.
.
.
.
3-75
( )
2
()
//
1
2 3.
/
2
1
2
1-15
.. 45
1-3
1 ..
45
1-3
1 ..
45
3-76
()
3
IQ
F ()
=0
//
1. 2. 3.
Signa
l Vacu
um Lo
w Alar
m
Oxyg
en Lo
w Alar
m
1 1 1
1 ..
31 ..
45
1 ..
31 ..
45
1
..31
.. 45
3-77
()
4
(
/)
31
.. 45
/
/
1.
.
1 15
.. 45
.
2.
.
1
15 .
. 45
.
3.
.
1 15
.. 45
.
4.
-
-
1 1
30 .
. 45
5. (W
ater B
asin)
1 15
28 .
. 45
6.
-
-
-
1 1
15 ..
45
7. (L
eak Su
rvey)
2 11
31
.. 45
3-78
( )
5
(
)
=
/ /
1.
2. 3
-
1. /
2.
/
3. (E
merge
ncy Tr
ip)
-
-
- Fla
me De
tector
1
1
1
1 30
..4
5
1
30
..45
1
30
..45
3-79
( )
6
(
/)
/
/ =
/
/
1.
(Year
ly Insp
ection
) -
MCC (
Motor
Contr
ol Ce
nter)
-
-
- (S
witch
Yard)
-
1
15 .
. 45
3-80
( )
1
(
)
=
1.
-
- W
ater B
asin
-
- W
ater B
asin
-
2.
-
-
.
-
-
.
3.
SCBA
.
S
CBA
-
.
3-81
()
2
(
)
1
2.
-
Motor
Ev
aporat
or Co
ndense
r -
-
Evapo
rator
Conde
nser
- Le
vel Se
nsor
Inter
lock
- Lo
w Side
Seper
ator P
ump
- Lu
be Oil
Co
mpres
sor
- NH
3 Sens
or -
Motor
Funct
ion Te
st Safe
ty Va
lve
1
2
Sa
fety V
alve
Saf
ety Va
lve 7
./.
3-82
()
2
(
)
3 (L
eak Su
rvey)
-
-
-
-
2
3-83
( )
3
=
1. /
-
-
-
-
2. (H
ot Wo
rk)
-
3-84
( )
3
()
100%
3.
LPG
A LP
G 1.
2.
> 3
3.
4.
52º C
/
< 2
.
3-85
( )
4
(IQF)
=
1.
- Int
erlock
Vacu
um Lo
w
-
- Lo
w Alar
m Sig
nal
Oxyge
n Sen
sor
-
2. In
terloc
k Trip
In
spectio
n Door
PM
3
3-86
( )
5
(
/)
//
=
1.
-
-
-
-
.
-
-
.
2.
.
-
-
-
.
3.
-
-
3-87
( )
5
(
/)
/
/
=
4.
-
-
-
- W
ater B
asin
1 -
-
5.
- /
-
-
-
-
.
-
-
3-88
()
6
(/
)
=
1.
2.
-
-
-
-
-
.
3-89
( )
7
(
)
=
1.
1 -
-
2.
- /
/Emerg
ency T
rip
-
-
- Fla
me De
tector
-
(Safe
ty Va
lve)
2 -
-
3-90
( )
7
(
)
3.
Manu
al Blow
1
Manua
l Safe
ty Va
lve
Va
lve
Valve
Blow S
team
4.
3 -
1.
2.
3.
, 4.
1.
2.
3.
-
3-91
( )
8
(/
)
/
100%
1.
(Year
ly Insp
ection
) -
-
3 -
-
3-92
()
8
(/
)
/
/
2. 3.
Inter
lock
1.
Synch
ronize
Diesel
Gener
ator
2. (E
lectric
al Pro
tectio
n Syst
em) (Visu
al Chec
k)
-
-
-
1
-
-
-
-
(Moto
r Cont
rol Ce
nter
: MCC
) -
(Swit
ch Ge
ar)
3-93
3.5
2
3.6
1. 2. 3. 4. IQF 5. / 6. /
1. 2 2. 11 3. 18
1. 6 2. 8
3-94
/
1 4 2 3 2 4 5 7
1 ( ) - Evaporator 3 1 1 - Liquid Receiver /Flange 3 1 1 - Liquid Receiver
3 1 1
- Economizer/Intercoder
3 1 1
- Air Blast Freezer 3 1 2 2 IQF 3 3 4 3
-
3 4 5
-
3 4 5
4 - 3 5 7 5 -
3 6 8
- Electrical Fault
3 6 8
1 ( ) - Evaporator 2 - 2 - Evaporator 2 - 2 - Economizer/Inter Cooler
2 - 2
- Low Side Separator
2 - 2
- Low Side Separator
2 - 2
- Low Side Separator 2 - 2
3-95
/
( )
- Compressor Lube Oil Pump Trip 2 - 2 - Compressor Lube Trip 2 - 2 - Compressor Lube
2 - 2
- Compressor Lube /Flange 2 - 2 - Air Blast Freezer 2 - 2 - Air Blast Freezer
2 - 2
2
- /
2 - 5
-
2 - 5
- / 2 - 5 - 2 - 5 3 - 2 - 7 4 -
2 - 8
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