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TABLE OF CONTENTS

HTTEK PVGASCAMAU GPMB

PROJECT: UPDATING FEASIBILITY STUDY FOR CAMAU GPP

LOCATION: CA MAU PROVINCE

CLIENT: PVGAS CAMAU GAS PROCESSING PLANT MANAGEMENT BOARD

STAGE: FEASIBILITY STUDY

PROCESS BASIC OF DESIGN

DISTIBUTION

Company !"y

PVGAS

CM GPMB

HTTEK

Process x

Control

Electrical

Fire Fighting x

Pipeline x

Piping x

Civil

Mechanical x

To"a#:

PVGAS $ CM GPMB

(APPD.)

A 03/0/!0"# $ss%e& 'or evie *.D.+ D.+.D *.+., *.+.,

R%& Da"% D%'()*p"*on By C+%(, E-M HTTEK

HUNG THINHCONSULTANCY AND TECHNICAL SERVICE J-S-C

Do(- No-:U$.../0$PR$BOD$...1

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PE+-$E+*AM GA -$*+ +-C1 C-P-A+$-*PGA CAMA2 GA P-CE$*G PA*+ P-EC+ MA*AGEME*+ B-AD2PDA+$*G FEA$B$$+4 +2D4 F- GA P-CE$*G PA*+ P-EC+

PILE CALCULATION 2TYPICALPROCESS BASIC OF DESIGN3

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1/Pa6%'($ncl. this page)

TABLE OFCONTENTS1- PROJECT OVERVIE7------------------------------------------------------------------------------89

8- PURPOSE--------------------------------------------------------------------------------------------------89/- DEFINITIONS AND ABBREVIATIONS------------------------------------------------------890- APPLICABLE CODES AND STANDARDS-----------------------------------------------8;- LANGUAGE AND UNITS---------------------------------------------------------------------------89- PROCESS DESCRIPTION------------------------------------------------------------------------8- BASIC DESIGN PARAMETERS----------------------------------------------------------------83 89?9 Fire Safet- < !eneral 'e6uirements

TC1N =#::3 89?7 E4plosion Safet- < !eneral 'e6uirements

TC1N :=@3 #@@9 Petroleum and petroleum products terminal Desin re6uirements

TC1N =?9@3 #@@9 Fire protection e6uipments for .uildin andconstruction Proidin, installation, inspection,maintenance

TC1N :7?>3 #@@= Fire safet- for petroleum and petroleum productsfacilities& !eneral re6uirements

TC1N >=:

Fire Protection& Porta.le and wheeled firee4tinuisher& Part ( 3 Selection and (nstallation

TC1N :7@ 3 899= Fire E4tinuishin S-stem< !eneral'e6uirements of Pro%ect (nstallation And +tili2e

TC1N 7>?7 3 #@@? Li6uefied Petroleum !as "LP!$ Pressuri2edStorae Location, Desin, Capacit- and(nstallation

8:/#@@8/TTLTStandard for the (nstallation of Standpipes andose S-stems

NFPA 8:Standard for 5ater Spra- Fi4ed S-stems for FireProtection

NFPA #@ Standard for the (nstallation of Stationar- Pumpsfor Fire Protection

NFPA #>Priate fire serice mains and theirappurtenances

AP( #@=@Application of fi4 water spra- s-stem for fireprotection in the petroleum industr-

AP( 'P #@@8 Fire Protection in 'efineries

AP( P' 8> E'ecommended Practice for Desin and(nstallation of Offshore Production PlatformPipin S-stems

'eference Documents

NCS#

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No&

Fire one (tems ProductionClass

Fireresistanceclass

8 F @8 Pacin Area D ((

# F @# Office D ((

= F @= Canteen ; !arae/Carparin

D ((

> F @> 5orshop C ((

: F @: 5arehouse C ((

7 F @7 Fire Station D ((

F @ 5ater treatment area D ((

? F @? Firewater Pump ouse D ((

9 F @9 Control .uildin D ((

8@ F 8@ Switch room andTransformer

C ((

88 F 88 Emerenc- Diesel!enerator

C ((

8# F 8# Power enerationStation

C ((

8= F 8=Pi Launcher/'eceier/)eterin Area

A (

8> F 8> 5ater Treatin Area C ((

8: F 8: +tilit- Area A ((

87 F 87 Slu Catcher Area A (

8 F 8 Off

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No&

Fire one (tems ProductionClass

Fireresistanceclass

## F ## Process Area (BL A (

#= F #= Process Area (BL A (

#> F #> Process Area (BL A (

#: F #: Process Area (BL A (

#7 F #7 Process Area (BL A (

# F # Process Area (BL A (

#? F #? Process Area (BL A (

#9 F #9 Process Area (BL A (

=@ F =@ Process Area (BL A (

=8 F =8 Process Area (BL A (

=# F =# La.orator- D ((

== F == !uard ouse 8 D ((

=> F => !uard ouse # D ((

=: F =: Diesel Storae TanArea

A (

=7 F =7 Amine Storae TanArea

A (

Firewater demand at the respectie 2one is .ased on proidin sufficientcoerae for fire e4tinuishment, e4posure protection and mitiatin

escalation effect

)a4imum water elocit- will .e limited to >&: m/s& Fire water lines will .e laidunderround& The underround pipin material shall .e car.on steel, coatedand wrapped with catholic protection

Si2in of the firewater pumps should ensure that the- are capa.le ofsuppl-in the re6uired flow and meetin the pressure re6uirement

The main approach for e6uipment coolin protection is to use fire monitor orfire h-drant or com.ination thereof in lieu of water spra- s-stem as per theSafet- and Fire Fihtin Desin Philosoph-, Doc no& NCS#

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containin e6uipment that cannot .e reached .- fire monitors and h-drants

A =@G continenc- has .een included into the actual demand of delue,tain into consideration of oerspra-, h-draulic im.alances, preliminar- andestimated dimensions of e6uipment, location of e6uipment -et to .e finali2ed

For .uildins located in each fire 2one, the re6uired firewater demand will .e.ased on 8 hose stream fire h-drant and # indoor fire h-drant hose streams&

For areas containin h-drocar.on e6uipment in each fire 2one, the re6uiredfirewater demand is .ased on deluin all h-drocar.on containin e6uipmentplus 8 fire monitor and 8 hose stream outdoor fire h-drant&

For area containin non h-drocar.on e6uipment and not located inside the.uildin, = hose stream outdoor fire h-drant are proided&

Fore electrical .uildin i&e control .uildin and electrical switchear room, F)#@@ is proided indoors and = hose streams h-drant is proided outdoors&

5ater monitors shall .e capa.le of suppl-in firewater a minimum 89@@ litersper minute as per NFPA #> l/min/m

#

NFPA 8:, Section&=

Office Buildin/Fire "Sprinler densit-$ TC1N ==7, Section

Pile Calculation (Typical)Process Basic of DesignDocument No. U-00034-PC!-C"B#D$-000%Page %0 10 of 4& 8'.0 "

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Description Application rates 'eferences

Station / La.orator-Buildin

>&?@ l/min/m# 7&> ta.le #

5arehouse/

5orshop

"Sprinler densit-$

@ l/min/m#

TC1N ==7, Section7&> ta.le #

The minimum operatin pressure at water spra- no22les is 8&> .ar as perNFPA 8:&

Sprinler s-stems will .e re6uired for the Office .uildin, 5arehouse,5orshop, La.orator- and Fire Station&

Firewater tan is desined for = hours of uninterrupted water suppl- at thema4imum re6uired rate as per TC1N #7## re6uirement&

F('E F(!T(N! SHSTE)

Fire fihtin s-stem for NCS# comprises followin items3

Fire water pump s-stem

Outdoor fire water h-drant

(ndoor fire water h-drant

Fire water monitor

Fi4 water spra- s-stem

Fire hose reels

Fire foam s-stem, includin air foam cham.er, fire foam cart and

Porta.le fire e4tinuishers&

The fire fihtin s-stem is desined accordin to the latest 1ietnamese and(nternational standards& The s-stem is e6uipped to ensure safet- for peopleand propert-, aoidin fire and e4plosion& (t is capa.le to reularl- suppl-water, foam and fire e4tinuishin su.stances for fire fihtin, soon detectinand distinuishin fire so that damaes can .e minimi2ed&

fire water / foam demand calculation

Desin flow rate of fire fihtin water shall .e calculated .ased on the sinlelarest fire occurrin at the same time in the plant&

Fire water/foam demand

The ma4imum fire water demand shall .e calculated on the .asis of a sinlema%or fire eent and no escalation at a time& Fire water demand of delues-stem is calculated .ased on the followin e6uation3

&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&& Firewater demand I Surface area 4 desin densit-

Fire water / foam demand for each 2one

Fire water demand for each 2one is summeri2ed in Ta.le :&8 .elow3

Pile Calculation (Typical)Process Basic of DesignDocument No. U-00034-PC!-C"B#D$-000%Page %% 11 of 4& 8'.0 "

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Details of the firewater demand calculation is shownedshowed in Appendi4 B&

Ta.le :&83 Summar- of Firewater demand calculation&

Fire2one

Area 'e6uiredFirewaterDema

nd"m=/hr$

Standard Noofmonitors

Noofhoseoutlet of

h-drants

Noofindoorfire

h-drant

delue/Sprinlers"m=/hr$

ActualFirewaterproi

ded"m=/hr$

E6uipmentto Delue

8 )uster/Parin Area

=7@ TC1N#7##3899: Section8@&:

# # NA =7@ NA

# Office 8##&9=

TC1N#7##3899

: Section8@&:,TC1N==7,Section7&>

= # >>&9= #>#&9=

NA

= Canteen ;!arae/ CarParin

? TC1N#7##3899: Section8@&:

= # NA 89? NA

> 5orshop

#8#&?

TC1N#7##3899: Section8@&:,TC1N==7,Section

7&>

= # 8=>&? ==#&?

NA

Pile Calculation (Typical)Process Basic of DesignDocument No. U-00034-PC!-C"B#D$-000%Page %& 12 of 4& 8'.0 "

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Fire2one

Area 'e6uiredFirewater

Demand"m=/hr$


Noofhoseoutle

t ofh-drants

Noofindoor

fireh-drant

delue/Sprinlers"m=

/hr$

ActualFirewater

proided"m=/hr$

E6uipmentto Delue

: 5arehouse

#8#&?

TC1N#7##3899: Section8@&:,TC1N==7,

Section7&>

= # 8=>&? ==#&?

NA

7 FireStation

8##&9=

TC1N#7##3899: Section8@&:,TC1N==7,Section7&>

= # >>&9= #>#&9=

NA

5astewatertreatmentarea

8?@ NFPA 8>,TC1N#7##3899: Section8@&:

= 8?@ NA

? Firewa terPumphouse

8?@ NFPA 8>,TC1N#7##3899: Section

8@&:

= 8?@ NA

9 ControlBuildin

8?@ NFPA 8>,TC1N#7##3899: Section8@&:

= NA 8?@ NA

8@ ElectricalSwitchroomand

8?@ NFPA 8>,TC1N#7##3899: Section

= NA 8?@ NA


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Fire2one


Demand"m=/hr$


Noofhoseoutle

t ofh-drants

Noofindoor

fireh-drant

delue/Sprinlers"m=

/hr$

ActualFirewater

proided"m=/hr$

E6uipmentto Delue

Transformer

8@&:

88 Emerenc-Diesel

!enerator

8?@ NFPA 8>,TC1N#7##3899

: Section8@&:

= NA 8?@ NA

8# PowerenerationStation

8?@ NFPA 8>,TC1N#7##3899: Section8@&:

= NA 8?@ NA

8= PiLaunc

her/'eceier)eterinSids

=@7&?#

NFPA8:,NFPA

8>

8 = 8#7&?# >#7&?#

Pilaunchers

"81:=@8/81:>@8

/81:@@8$, Pireceier"81@@8$,LP! ;Condensate)eterinsids"8)##@8/8)#

=@=$

8> 5aterTreatin Area

8?@ NFPA 8>,TC1N#7##3899: Section8@&:

= NA 8?@ NA

8: +tilit-Area

#8&97>>#&9=

NFPA 8:,TC1N#7##3899

: Section8@&:

8 = 9&==#7#&9#

=9&==:7#&9=

P Fuel asscru..er"81=#@#$,

)ethanolTan


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Fire2one


Demand"m=/hr$


Noofhoseoutle

t ofh-drants

Noofindoor

fireh-drant

delue/Sprinlers"m=

/hr$

ActualFirewater

proided"m=/hr$

E6uipmentto Delue

"81=9@8$,Spent)ethanolTan"81=9@>$,)ethanol

in%ectionpumps"8P=9@#A/B,8P=9@=A/B$,ot oile4pansiondrum"81=>@8$,ot oilheaters"8=>@=A/B$

87 SluCatcherArea

:=@&>#>?@

NFPA 8:,NFPA 8>

= # :@&>#NA

:=@&>#>?@

!as filterandSeparators"818@@=A/B$

8 Off

8 # 8:8#&99::9&7

8:#&9999&7

Off##A/B$

8? LP!Storae TanArea

8#>&@

NFPA 8:,NFPA 8>

8 # 8@7&@

8=@&@

Coolin foroerallsurface areaof spheretan"81##@8A$on fire and

coolin halfthe surface

Pile Calculation (Typical)Process Basic of DesignDocument No. U-00034-PC!-C"B#D$-000%Page % 15 of 4& 8'.0 "

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Fire2one


Demand"m=/hr$


Noofhoseoutle

t ofh-drants

Noofindoor

fireh-drant

delue/Sprinlers"m=

/hr$

ActualFirewater

proided"m=/hr$

E6uipmentto Delue

area ofsphere tan"81##@8B$ad%acentsphere tanon fire, LP!

TransferPumps"8P##@8 A/B$

89 CondensateStorae TanArea

78#&98

TC1N:=@3#@@9, NFPA88, NFPA8:

8 # >8@= 7:@=

Condensatestoraetans"8T#=@8A/B$,Condensatetransferpumps

"8P#=@#A/B$,Tan FlareJO Drum"81=?8$,Tan FlareJO Pump"8P=?=8$

#@#@

ProcessAreaProcessArea(BL

8>8&=88#??&>#

NFPA 8:,TC1N#7##3899: Section8@&:NFPA8:, NFPA8>

#8 #= @ 8#=&=88@?9&==

8:9&=88=?9&==

8C8?@#A/B/C Sales !asCompressor,818?@8A/B/CSales !asCompressorSuctionScru..er,8E?@=A/B/CSales !asCompressorAftercooler,8=>88

A/B/C Sales!as

Pile Calculation (Typical)Process Basic of DesignDocument No. U-00034-PC!-C"B#D$-000%Page %* 16 of 4& 8'.0 "

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Fire2one


Demand"m=/hr$


Noofhoseoutle

t ofh-drants

Noofindoor

fireh-drant

delue/Sprinlers"m=

/hr$

ActualFirewater

proided"m=/hr$

E6uipmentto Delue

Compressor5'+8C8?@#A/B/C Sales!asCompressor,818?@8A/B/C

Sales !asCompressorSuctionScru..er,8E?@=A/B/CSales !asCompressorAftercooler,8=>88A/B/C Sales!asCompressor5'+

#8#8


8=:=&7:


## 8# @ 8@7&>::#:&:=

8=7&>:??:&:=

818@8CondensateSure Drum,818@#CondensateFractionator,818@:Flash !asCompressorSuctionDrum, Phase# e6uipment< EthaneTreater JOdrum,Ethanea.sor.er,Pumps,

E4chaners,Coolers818

Pile Calculation (Typical)Process Basic of DesignDocument No. U-00034-PC!-C"B#D$-000%Page %+ 17 of 4& 8'.0 "

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Fire2one


Demand"m=/hr$


Noofhoseoutle

t ofh-drants

Noofindoor

fireh-drant

delue/Sprinlers"m=

/hr$

ActualFirewater

proided"m=/hr$

E6uipmentto Delue

@8CondensateSure Drum,818@#CondensateFractionator,

818@:Flash !asCompressorSuctionDrum,8T8#8# PureAmineStoraeTan,8P8#@APure AminePump

####


8?&:9@>


## ## @ >#@&>@7&=?

?@&77&=?

818>@>Demethani2erPhase #futurepump818>@>Demethani2er

#=#=


9@:&99@:&9


#= == @ :#&87:#&87

99#&87888#&87

E8>@7CondensateSu.cooler,Phase #e6uipment LP!

Column,8E8:@# LP!ColumnCondensorCooler,8E8:@=CondensateProductCooler,81=@8Closed Drain1essel,8P8:@#A/BLP! Column'eflu4Pumps,818:@> LP!Column,8E8:@# LP!ColumnCondensor

Cooler,8E8:@=

Pile Calculation (Typical)Process Basic of DesignDocument No. U-00034-PC!-C"B#D$-000%Page % 19 of 4& 8'.0 "

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Fire2one


Demand"m=/hr$


Noofhoseoutle

t ofh-drants

Noofindoor

fireh-drant

delue/Sprinlers"m=

/hr$

ActualFirewater

proided"m=/hr$

E6uipmentto Delue

CondensateProductCooler,8E8:@> LP!ColumnFeed

ProductE4chaner

#:#:


?8=&>8>#:&@7


== ## @ >=>&?99?&=#

98>&?98>7&=#

8E8>8# Cold!as/Li6uidsE4chaner,8E8>@# Cold!as/!asE4chaner,8E8>885arm

!as/Li6uidsE4chaner,8E8>@85arm!as/!asE4chaner,8K#8@8'eenerationpacae8E8>8# Cold!as/Li6uidsE4chaner,8E8>@# Cold!as/!asE4chaner,8E8>885arm!as/Li6uidsE4chaner,8E8>@8

5arm!as/!as

Pile Calculation (Typical)Process Basic of DesignDocument No. U-00034-PC!-C"B#D$-000%Page &0 20 of 4& 8'.0 "

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Fire2one


Demand"m=/hr$


Noofhoseoutle

t ofh-drants

Noofindoor

fireh-drant

delue/Sprinlers"m=

/hr$

ActualFirewater

proided"m=/hr$

E6uipmentto Delue

E4chaner,8K#8@8'eeneration pacae

#7#

7

Proce

ssAreaProcessArea(BL

7=&7

?>:8&?>

NFPA 8:,

TC1N#7##3899: Section8@&:NFPA8:, NFPA8>

=# ## @ #?9&=:

8#>&9=

79&=

:>?>&9=

8187@8

)ercur-!uard Bed,818=@8Deh-dration(nletSeparator,818=@#)olecularSiee Bed,8E8=@='eeneratio

n !asCooler,8E8=@>'eeneration !asCompressorAfter Cooler,8F8=@#A/B'eeneration !as Filter"!as$,8F8=@='eeneration !as Filter"Li6uid$8187@8 )ercur-!uard Bed,818=@8Deh-dration(nletSeparator,

818=@#)olecular

Pile Calculation (Typical)Process Basic of DesignDocument No. U-00034-PC!-C"B#D$-000%Page &% 21 of 4& 8'.0 "

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Fire2one


Demand"m=/hr$


Noofhoseoutle

t ofh-drants

Noofindoor

fireh-drant

delue/Sprinlers"m=

/hr$

ActualFirewater

proided"m=/hr$

E6uipmentto Delue

Siee Bed,8E8=@='eeneration !asCooler,8E8=@>

'eeneration !asCompressorAfter Cooler

##

ProcessAreaProcessArea

(BL

>@8&?88#@

NFPA 8:,TC1N#7##3899: Section8@&:NFPA8:, NFPA

8>

## ## @ 7?&9?=?&9?

>#?&9889?&9?

818@@=A/B!as FilterandSeparatorPhase #e6uipment

## ## @ 7=9&@7#?&97

999&@78@??&97

8P8#@8A/B/CP semileansolutionpumps,8E8#@8 FeedProductSolution

Cooler,818#@#

Pile Calculation (Typical)Process Basic of DesignDocument No. U-00034-PC!-C"B#D$-000%Page && 22 of 4& 8'.0 "

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Fire2one


Demand"m=/hr$


Noofhoseoutle

t ofh-drants

Noofindoor

fireh-drant

delue/Sprinlers"m=

/hr$

ActualFirewater

proided"m=/hr$

E6uipmentto Delue

A.sor.erSimminDrum,818#@9Amine'ecoer-

Drum,8+8#@8AmineSump,8E8@8CondensateFractionatorOerheadCompressor,818#@>Product !asJO Drum,8P8#@8A/B/CP semileansolutionpumps,8E8#@8 FeedProduct

A.sor.er,8F8#@#ActiatedCar.onFilter,818#@#A.sor.erSimminDrum,818#@9Amine

'ecoer-Drum,


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Fire2one


Demand"m=/hr$


Noofhoseoutle

t ofh-drants

Noofindoor

fireh-drant

delue/Sprinlers"m=

/hr$

ActualFirewater

proided"m=/hr$

E6uipmentto Delue

8+8#@8AmineSump,8E8@8CondensateFractionator

OerheadCompressor,8E8#@>SolutionCooler

#9#9

ProcessAreaProcess

Area(BL

87?:8=7&?#

NFPA 8:,TC1N#7##3899: Section8@&:NFPA

8:, NFPA8>

== ## @ 8#99&?8@:&79

89&?8:::&79

818#@: 'ichSolutionFlash Drum,818#@7 LPFlash

Column818#@: 'ichSolutionFlash Drum,818#@7 LPFlashColumn

=@=@


#:8&7#:8&7


## ## @ @@ =7@=7@

=8=8

ProcessAreaProcess

Area(BL

>=&@>@&8=

NFPA 8:,TC1N#7##3899: Section8@&:NFPA

8:, NFPA8>

## 8# @ #>8 :>&@9

:>89=>&@9

81=?@8 P5arm 5etFlare JODrum,81=?88 LP

Flare JODrum81=?@8


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Fire2one


Demand"m=/hr$


Noofhoseoutle

t ofh-drants

Noofindoor

fireh-drant

delue/Sprinlers"m=

/hr$

ActualFirewater

proided"m=/hr$

E6uipmentto Delue

P 5arm5et FlareJO Drum,81=?88 LPFlare JODrum

=# La.orator-

8##&9=

TC1N#7##3899: Section8@&:,TC1N==7,Section7&>

= # >>&9= #>#&9=

NA

== !uard

ouse8

7@ TC1N

#7##3899: Section8@&:

= 8?@ NA

=> !uard

ouse#

7@ TC1N#7##3899: Section8@&:

= 8?@ NA

=: DieselStora

e TanArea

##?&?8

TC1N:=@3#@@

9, TC1N=?9@3#@@9

8 # >?&?8 #??&?8

NA

=7 AmineStorae TanArea

=@?&9?

NFPA 8:,NFPA 8>

8 # 8#?&9? =7?&9?

Pure AmineStoraeTan"8T#@#$,Pure AminePump"8P8#@A$

Pile Calculation (Typical)Process Basic of DesignDocument No. U-00034-PC!-C"B#D$-000%Page & 25 of 4& 8'.0 "

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8& P'O0ECT O1E'1(E5

A pre-feasibility study was conducted by Worley Parsons in 2008, toinvestigate the potential to build a new Natural Gas i!uid "NG# $%tractionPlant to recover PG and condensate fro& e%isting and future gas production

in the southwest of 'ietna&( Petro'ietna& Gas has recently initiated thepresent )easibility *tudy to further investigate the options for a new GasProcessing Plant "GPP#, including ter&inal facilities and e%port pipelines forresidue gas and li!uid products(

+he region currently receives natural gas fro& P and .oa ai fields,which feed several gas-fired power plants at /a au( +he develop&ent of anNG e%traction plant will close the gap between the PG supply and de&andin the &aret( +he pro1ect will &a%i&ie the value of do&estic gas reservesand add diversity to the 'ietna&ese energy portfolio( +his additional sourceof do&estic PG will help to &eet the increasing de&and for PG within

'ietna&(+he &ain facilities are included Gas processing plan "GPP#3 productionstorage facilities and products e%porting 1etty(

#& P+'POSE

+he intent of this docu&ent is to define the basic design para&eters and&ain technical re!uire&ents for the 4esign and $ngineering of /a au GPP(

=& DEF(N(T(ONS AND ABB'E1(AT(ONS

A..reiation Description

5o4 5asis of 4esign

GPP Gas Processing Plant

.65 .eat 6 aterial 5alance

..' .igher .eating 'alue

.' ower .eating 'alue

PG i!uefied Petroleu& Gas

*/4 illion *tandard /ubic eters Per 4ay

*/)4 illion *tandard /ubic )eet Per 4ay

NG Natural Gas i!uids

P)* Pre-)easibility *tudy

P'GA* Petro'ietna& Gas

P'N Petro'ietna&

*+5P4 *tandard 5arrel Per 4ay

+54 +o 5e 4eter&ined

+P4 +on Per 4ay

75/ 7niversal 5uilding /ode

W Wobbe nde%

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>& APPL(CABLE CODES AND STANDA'DS

+he codes and standards as set out as 9Pro1ect applicable code andstandard: shall be co&plied with /lient;s re!uire&ent(

:& LAN!+A!E AND +N(TS

All docu&entation shall be produced in $nglish language( *o&edocu&entation "e(g( docu&ents which are to be sub&itted to local authority#&ay re!uire translation into 'ietna&ese(

All &easure&ents shall be in * units(

7& P'OCESS DESC'(PT(ON

+he /a au GPP will be designed to e%tract NG fro& its gas feed andproducetans and will bee%ported by ship and truc via an e%isting port of /a au @ Power plant(

+he /a au GPP will rely on a pipeline fro& the e%isting G4* for gas feedsupply( +he G4* shall act as the interface between the GPP and the supplynetwor( t regulates the allowable supply of gas to the GPP via a feed

control and by-pass syste&( +his ensures that in the event of GPP failureade!uate supply of gas to the users is &aintained via direct by-pass of theGPP(

7&8& !PP Location

)or the feasibility study, it is assu&ed that the new GPP will be supplied withfeed gas fro& the G4* located appro%i&ately @0 & fro& /a au city, at the/a au Gas-Power-)ertilier /o&ple% in hanh An 'illage, 7 inh 4istrict,/a au Province( +he coordinates for the pro1ect site are as follows& Feed !as Suppl- Conditions

+he gas supply pressure and te&perature to the GPP at the /a au G4*battery li&it are assu&ed as followsd (2

*ales gas *&>d E(8

PG +P4 00

/ondensate *+5P4 E0

?&8& 'esidue Sale !as 'e6uirements

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=esidue sale gas will be e%ported via gas distribution lines to /a au Powerplants and /a au )ertilier plant fro& G4*( *ale gas transport fro& theGPP to the G4* will be through a pipeline at the pressure noted above(

+he specifications of residue sale gas to be delivered to /a au Power and)ertilier plants are fi%ed by e%isting end-user agree&ents according to +ableDand +able 8(

Ta.le D3 !PP residue as e4port to Ca )au Power Plants

Propert- +nits 1alue

G.' D Q>*&

Hperating W range REJ )eed to $%port

a%i&u& &purities =efer to +able

Hperating +e&perature /in( 20o/ above ./ dewpt( at ?E barg

a%i&u& +e&perature to pipeline / E0

Nor&al Hperating Pressure at inlet /aau Power Plant barg ?0-0 barg

Hperating Pressure at outlet GPP barg E0

Ta.le 83 !as suppl- specifications for fertili2er plant

Propert- +nits 1alue

a%i&u& &purities =efer to +able

Hperating +e&perature /in( 20o/ above ./ dewpt( at ?E barg

a%i&u& +e&perature to pipeline / E0

Nor&al Hperating Pressure at inlet /aau Power Plant barg ?0-0 barg

Hperating Pressure at outlet GPP barg E0

?& Li6uid Product 'e6uirements

+he GPP will produce two li!uid product strea&s&8 L/min/m#"TC1N :=@, Section :&9&8@$&

Fire e4tinuishin for diesel storae tan

Foam solution demand to fire e4tinuishin for diesel storae tan3

*foamI >&8 "l/min&m#$ 4 =&8> 4 "=&7M#$/>

I >8&8 LP) I #&: m=/h&

Assume that Alcohol= m=/hr 4 ::/7@ hr 4 @&@=

I @&8= m=

'efer to foam .ladder tan cataloues are aaila.le on maret& Propose foam

.ladder tan hae capacit- of @&=? m=&

Proposed foam .ladder tan Si2e &&&&&&&&I @&7m "(D$ 4 8&9m "L$, Note3 E4act foam.ladder tan si2e shall .e confirmed .- 1endor&

Fire e4tinuishin for inside .und

To fire e4tinuishin for inside .und diesel storae area, porta.le foam fire

e4tinuisher t-pe 8@@ Liters shall .e proided&

NPS Pump Calculation

NPS aaila.le "NPSA$ shall .e calculate the .ased on setch of fire water

pump la-out& NPS re6uired "NPS'$ shall .e supplied .- pumps

manufacturer& The criteria re6uirement .etween "NPSA$ and "NPS'$ shall.e3 NPSA NPS' 8&:# m as per NFPA #@ section ?&


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NPSA shall .e calculated in the worst case at 8:@G flowrate firewater pump&

Formula for calculation NPSA of pumps as follow3

N#S&- (m) o #$m%:

PPPPNPSHA H += 01

le,tri, #o"er:

Electric Power IE

gHq

*1000*3600

***

5ith3

P &&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&3 Pressure drop "Bar$

P8&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&3 Pressure in the essel "Bara$

Po&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&3 1apor Pressure "Bara$

P&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&3 Static Pressure "Bara$

&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&3 ead "m of fluid pumped$

E&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&3 Pump efficienc- "G$

6&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&3 'ate of li6uid flow "m=/hr$

&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&3 !rait- accelerations "9&?8 m/s#$

&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&3 5ater densit- "997 /m=$

(Note: !orm$las so$r,e taen rom nineerin ata oo)

Based on calculation sheet "Appendi4 D$, NPSA for each pump as follow3Diesel Firewater pumps "P>#@#A/B$ NPSA I 7&= m

Electric Firewater pump "P>#@8$ NPSA I 7&= m

0oce- pumps "P>#@=A/B$ NPSA I ? m

The .ased on calculation sheet "Appendi4 D$, Estimated rate power for each

pump as follow3

Diesel Firewater pumps3 P>#@#A/B Estimated rate power 3 >@#&:# J5

Electric Firewater pump3 P>#@8 Estimated rate power 3 >@#&:# J5

0oce- pumps3 P>#@=A/B Estimated rate power 3 #7&7@ J5

Detail calculation refer to Appendi4 D

calculation fuel consumption for main firewater diesel enines pumP

The fuel consumption for main firewater diesel enine pump shall .e supplied.- pumps manufacturer dependin on respectie pumps manufacturer& Theestimated fuel consumption for firewater diesel enine pumps shall .ecalculated .ased on the estimated power ratin the diesel enine as per NPFA#@ section 88&> and section 9&7&= as follows3

Fuel storae capacit- of the diesel da- tan shall .e at least e6ual to 8 al perhp ":&@ L per 5$&


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The 6uantit- 8 al per hp ":&@ L per J5$ is e6uialent to 8 pint per hp "@&7=> Lper 5$ per hour for ? hours&

The fuel suppl- capacit- shall .e sufficient to proide ? hours of fire pumpoperation at 8@@ percent of the rated pump&

ence the olume of fuel da- tan for diesel enine pump 1 I ? hours 4

diesel enine rate power "J5$ 4 @&7=> "litres$/"J5$/hourQ R 8@G olume "space

from leel to the top of tan$

1 I 8&8 4 ? hours 4 >@#&:# "J5$ 4 @&7=> "litres$/"J5$/hourQ I #,#>:&87 "litres$ I#&= m=&

Proposed fuel da- tan for diesel enine si2e I 8m "(D$ 4 #&8m "$, Note3Diesel da- tan si2e shall .e confirmed .- Pump endor&

line si2in

Line si2in shall .e calculated to .e in accordance with the ma4imum definedelocit- in the pipes and to limit the friction pressure drop in the lines whileproidin sufficient pressure at users&

Formula for Line si2in as follow3

Flow 1elocit-

The elocit- in pipe,

==

4

2d

Q

A

QVf

5here &&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&* 3 Flowrate in pipe, m=

/hr &&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&& A 3 Pipe cross sectional area, m#

&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&& D 3 Pipe internal diameter, m

)a4imum elocit- in pipe I 8: ft/s >&: m/s

a2en

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Thus, pressure drop per 8@@m,7

87.485.1

85.1

1005.6)100/( xdC

QxmbarPD

m

m=

The line si2in calculation sheet is proided in Attachments C&

CONCL+S(ON

The ma4imum firewater demand for !as Processin Plant "!PP#$ is8:#89&?&99 m=/hr which refers to the hihest firewater demand from theFire one #9 area, located at the process area Offspec Bullet Area "Fire one8$&

Three "@=$ nos of main firewater pumps "# dut- and 8 stand.- $ will proided.- each main firewater pump flowrate is 9@? m=/hr&&

Two "@#$ nos of %oce- pumps "8 dut- and 8 stand.-$ will proided .- each%oce- pump flowrate is 7@ m=/hr&

Proposed foam .ladder tan si2e of 8&: m= for condensate storae tan areawith tan dimensions of 8m "(D$ 4 8&:m "L$ and

Proposed foam .ladder tan si2e of @&=? m = for diesel storae tan area withtan dimensions of @&7m "(D$ 4 8&9m "L$ and

Proposed two "@#$ Firewater tans each tan olume is #,7#9 9>@ m=with tandimensions of 8:&@@m "(D$ 4 8&@@m "$&

appendices

Appendi4 A Fire one La-out

Appendi4 B Firewater Demand Calculation Sheets

Appendi4 C Firewater Line Si2in Calculation Sheets

Appendi4 D NPSA Pump Calculation