S
Srr. . NNoo.. DDeessccrriippttoonn DDeessiiggn n PPrraaccttcce e RReeffeerreennccee 1
1 PSV Sizing for Blocked Liquid Discharge ConditonPSV Sizing for Blocked Liquid Discharge Conditon 2
2 PSV Sizing for PSV Sizing for Blocked Gas Discharge ConditonBlocked Gas Discharge Conditon 3
3 PPSSV V SSiizziinng g ffoor r iirre e CCaasse e oof f LLiiqquuiid d iilllleed d VVeesssseell !!PP" " ##$$% % PPaar r ##..%%## 4
4 PPSSV V SSiizziinng g ffoor r CCoonn&&rrool l VVaall''e e aaiil l ((ppeen n CCaassee !!PP" " ##$$%%) ) SSeeccttoon n ##..%%**) ) $$****+ + eeddiittoonn 5
5 RReelliieef f VVaall''e e SSiizziinng g ffoor r ,,hheerr--aal l //ppaannssiioonn !!PP" " ##$$% % PPaar r ##..%%00 6
6 RReess&&rriiccttoon n ((rrii11cce e SSiizziinng g ffoor r GGaas s lloo22 PPeerrrr3344s s 55aanndd66ooookk 7
7 RReess&&rriiccttoon n ((rrii11cce e SSiizziinng g ffoor r LLiiqquuiid d lloo22 PPeerrrr3344s s 55aanndd66ooookk 8
8 SSiinngglle e PPhhaasse e lloo2 2 LLiinne e SSiizziinng g ,,ooooll DDaarrcc337788eeiiss66aacch h qquuaattoonn 9
9 GGaas s CCoonn&&rrool l VVaall''e e SSiizziinng g ,,ooooll iisshheerr44s s qquuaattoonn Guidelines
Guidelines
Notes Notes
!P" #$* Par& % Sec 9.:) +
!P" #$* Par& % Sec 9.:) +&h&h diton diton
!P" #$* Par& % Sec 9.;) +
!P" #$* Par& % Sec 9.;) +&h&h diton diton
API recommended practces for he use of Safey Re!ef "a#es !n Peroeum $ %hem!ca !ndusr!es & mosy used are' API recommended practces for he use of Safey Re!ef "a#es !n Peroeum $ %hem!ca !ndusr!es & mosy used are' 1( API Recommended Practce 52) Par
1( API Recommended Practce 52) Par I & S!*!n+, Seecton $ Insaaton of I & S!*!n+, Seecton $ Insaaton of Pressure re!e#!n+ de#!ces !n Re-ner!es(Pressure re!e#!n+ de#!ces !n Re-ner!es( 2( API Recommended Practce 52) Par II . Insaaton of pressure re!ef sysems !n Re-ner!es(
2( API Recommended Practce 52) Par II . Insaaton of pressure re!ef sysems !n Re-ner!es( 3( API Recommended Practce 521 . /u!de for Pressure&Re!e#!n+ and 0epressur!n+ Sysems( 3( API Recommended Practce 521 . /u!de for Pressure&Re!e#!n+ and 0epressur!n+ Sysems( 4( API Sandard 526 & an+ed See Pressure Re!ef "a#es
4( API Sandard 526 & an+ed See Pressure Re!ef "a#es
5( API Recommended Practce 527 & Sea !+hness of Pressure Re!ef "a#es 5( API Recommended Practce 527 & Sea !+hness of Pressure Re!ef "a#es
6( API Sandard 2))) & "entn+ Amospher!c and o&Pressure Sora+e ans' on&refr!+eraed and Refr!+eraed 6( API Sandard 2))) & "entn+ Amospher!c and o&Pressure Sora+e ans' on&refr!+eraed and Refr!+eraed 7( API Sandard 2))1& !re Proecton !n Re-ner!es(
7( API Sandard 2))1& !re Proecton !n Re-ner!es(
he des!+ned pressure re!e#!n+ de#!ces shoud e cert-ed and appro#ed under %ode, he des!+ned pressure re!e#!n+ de#!ces shoud e cert-ed and appro#ed under %ode, 1( AS& :o!er and Pressure "esse %ode Secton I, and Secton "III, Pressure "esses( 1( AS& :o!er and Pressure "esse %ode Secton I, and Secton "III, Pressure "esses( 2( AS& Performance es %ode P%&25, Safey and Re!ef "a#es(
2( AS& Performance es %ode P%&25, Safey and Re!ef "a#es(
he foo!n+ ;ce Shee ser#es for ra!n!n+ and pre!m!nay des!+n purposes and process spec!-catons u he -na des!+n mus aays e he foo!n+ ;ce Shee ser#es for ra!n!n+ and pre!m!nay des!+n purposes and process spec!-catons u he -na des!+n mus aays e checed y a su<ec ma=er e;per and +uaraneed for ser#!ce y an auhor!*ed manfucur!n+ #endor(
PSV Sizing 7 Blocked Liquid Discharge <Requiring Capaci&3 Cert1caton=
>u!pmen o( V7%** PSV S">"NG RS?L,S
Re!ef Ser#!ce Crude (il Selec&ed S&andard (ri1ce !rea <Based on !P" #$;= ;.9:
Reason for Re!ef Blocked Liquid Discharge Selec&ed (ri1ce Designaton P 7
PSV"NP?, C!LC?L!,"(NS
Para-e&er Value ?ni& Para-e&er Value ?ni&
o hrou+h #esse ? Re!e#!n+ Rae 9**)*** +?h oRae@B 5,556 !?m!n
!>u!d 0ens!y Cfor spec!-c +ra#!y cacD @** Spec!-c/ra#!y@S/B )(9 &
!>u!d "!scos!y 0#*.* cP 1,98) Pa+
R" Se Pressure %:.** ar+ 4)) Pa+
E#er Pressure %* F Percen of /au+e :ac Pressure 22(2 F
:ac Pressure a Re!ef "a#e 0!schar+e 0.** ar+ )(65 &
Rupure 0!sc Insaed Gpsream of R" Aes )(9 &
ype of Re!ef "a#e Balanced Bello2 )(96 &
2,795 0.99
Reynodsumer@RB 3,951 &
)(96 & 0.#%
Seeced Er!-ce 0es!+naton P 7
;.9:
oes
2( :aanced :eo ype #a#es shoud e seeced !f ac pressure !s a #ar!ae 3( Gpsream Re!e#!n+ Pressure H Se Pressure Aoae E#er Pressure
4( Secton "III, 0!#!s!on I, of he AS %ode re>u!res ha capac!y cert-caton e oa!ned for pressure re!ef #a#es des!+ned for !>u!d ser#!ce(
inch$
+?m3
Re!e#!n+?Gpsream Pressure @P1B 0onsream Pressure @P2B
%oeJc!en of 0!schar+e @KdB
%om!naton correcton facors for use of rupure d!scs @K%B %orrecton acor due o ac pressure@KLB
In!ta Er!-ce Area S!*!n+ Cno #!scos!y correctonD @K# H 1()B @ARB mm 2 !nch2
%orrecton acor due o "!scos!y @K"B
Er!-ce Area ased on correced #!scos!y @AcorrB !nch2
Seeced Sandard Er!-ce Area @AseecB @ :ased on API 526B !nch$
PSV Sizing 7 Blocked Gas (u&le& <Non ire Case=
>u!pmen o( V7%** PSV S">"NG RS?L,S
Re!ef Ser#!ce uel Gas L(8 C(ND","(N B5!V"(?R S?BCR","C!L L(8
Reason for Re!ef Blocked Gas Discharge Selec&ed S&andard (ri1ce !rea <Based on !P" #$;= 9.;*
Selec&ed (ri1ce Designaton 7
PSV "NP?, C!LC?L!,"(NS 7 CR","C!L L(8
Para-e&er Value ?ni& Para-e&er Value ?ni&
o hrou+h #esse ? Re!e#!n+ Rae @LB %#)*** +?h asso@LB 33,)69 ?h
%.9* & %oeJc!en@%B 347 Gn!
/as %ompress!!!y acor @MB *.:# & 94(5 ps!a
/as oecuar Le!+h @LB ;#.* ?mo 627 Ran!ne
Re!e#!n+ emperaure +# )(975 &
R" Se Pressure #.** ar+ Percen of /au+e :ac Pressure 8)() F
E#er Pressure %* F 1()) &
:ac Pressure a Re!ef "a#e 0!schar+e 0.** ar+ 1()) &
Rupure 0!sc Insaed Gpsream of R" No C!LC?L!,"(NS 7 S?B CR","C!L L(8
ype of Re!ef "a#e Con'entonal 72(7 ps!a
L(8 C(ND","(N B5!V"(?R Rato of :ac Pressure o Gpsream Re!e#!n+ Pressure @rB )(77 &
%r!tcaoPressureRato )(55 & )(86 &
94(5 ps!a PSV S">"NG RS?L,S 7 B!SD on !P" #$;
51(5 ps!a 9.9@
2(5 ar+ Seeced Er!-ce 0es!+naton 7
L(8C(ND","(NB5!V"(?R S?BCR","C!LL(8 9.;
oes
2( :aanced :eo ype #a#es shoud e seeced !f ac pressure !s a #ar!ae 3( Gpsream Re!e#!n+ Pressure H Se Pressure Aoae E#er Pressure
4( Secton "III, 0!#!s!on I, of he AS %ode re>u!res ha capac!y cert-caton e oa!ned for pressure re!ef #a#es des!+ned for !>u!d ser#!ce(
inch$
Rato of Spec!-c Neas @ H %P?%P&RB
Re!e#!n+?Gpsream Pressure @P1B
Re!e#!n+ emperaure of Ine +as o PS" @B
)% %oeJc!en of 0!schar+e @K dB
%orrecton acor due o ac pressure@K:B
%om!naton correcton facors for use of rupure d!scs @K%B
0onsream Pressure @P2B
%oeJc!en of Sucr!tca o @2B Gpsream Re!e#!n+ Pressure @P1B
%r!tca o o**e Pressure @Pcf B
%acuaed Er!-ce Area @AcacB !nch2
Seeced Sandard Er!-ce Area @AseecB @ :ased on API 526B !nch$
PSV Sizing 7 ire Case 7 Liquid illed Vessel
>u!pmen o( V7%** PSV S">"NG RS?L,S
Re!ef Ser#!ce Vapour L(8 C(ND","(N B5!V"(?R CR","C!L L(8
P$I0 o( //7//7//7// Selec&ed S&andard (ri1ce !rea <Based on !P" #$;= *.%%
Reason for Re!ef Liquid illed 'essel <ire Case= Selec&ed (ri1ce Designaton D 7
?"PN,"NP?, PSV"NP?, C!LC?L!,"(NS7CR","C!LL(8
Para-e&er Value ?ni& Para-e&er Value ?ni& Para-e&er Value ?ni&
an 0!ameer @0B 0.#* m Re!e#!n+ Rae @LB 0)9#$ +?h asso@LB 9,594 ?h
an en+h @?B @B $%.** m %.9@ & 355 Gn!
an !h :oo Aes & /as %ompress!!!y acor @MB *.#9 & 1,769 ps!a
:oo 0!ameer %.$* /as oecuar Le!+h @LB [email protected] ?mo 989(6 Ran!ne
:oo Ne!+h $.** Re!e#!n+ emperaure $++ )(975 &
ountn+ 5orizon&al & R" Se Pressure %**.** ar+ Percen of /au+e :ac Pressure 3(5 F
"esse and :oo Nead 5e-ispherical & E#er Pressure $% F 1()) &
an e#aton ?o cons!der!n+ :o o @NB #.# m :ac Pressure a Re!ef "a#e 0!schar+e 9.# ar+ 1()) &
an e#aton !h :oo @NB $.@ m Rupu re 0!s c Insa ed Gpsream of R" No C!LC?L!,"(NS 7 S?B CR","C!L L(8
Eperatn+ !>u!d e#e @N?B @B 0.* m ype of Re!ef "a#e Con'entonal 65 ps!a
0ra!na+e $ !re !+htn+ easures !'aila6le & L(8 C(ND","(N B5!V"(?R Rato of :ac Pressure o Gpsream Re!e#!n+ Pressure @rB )()4 &
aen Nea of "apor!*aton
%#* O?+ %r!tcaoPressureRato )(53 & )(14 &
;0 :G? 1,769 ps!a PSV S">"NG RS?L,S 7 B!SD on !P" #$;
Is he "esse Insuaed Aes & 938 ps!a *.*0
herma %onduct#!y of Insuaton 9.** L?m(K 62(8 ar+ Seeced Er!-ce 0es!+naton D 7
F P!p!n+ ;posed o !re $* F L(8C(ND","(NB5!V"(?R CR","C!LL(8 *.%%
n#!ronmena acor @B *.*9@@ &
C!LC?L!,"(NS 7 CR","C!L L(8
Para-e&er Value ?ni&
;.@* m ;.@* m 0.** m 0.** m %0%.% de+rees $@$.;0 3,15)() Nea oad @B 618,73) :G?hr
"apour o Rae 9,594 ?h
4,352 +?h
No&es
2( :aanced :eo ype #a#es shoud e seeced !f ac pressure !s a #ar!ae 3( Gpsream Re!e#!n+ Pressure H Se Pressure Aoae E#er Pressure
4( Secton "III, 0!#!s!on I, of he AS %ode re>u!res ha capac!y cert-caton e oa!ned for pressure re!ef #a#es des!+ned for !>u!d ser#!ce(
5( he e=ed area compued !h hem!spher!ca ends !s cons!dered appro;!maey e>ua o e=ed area !h e!ptca heads s!nce mar+!n !s added o accoun for p!p!n+( he d!Qerence !s e;peced o e accomodaed !n he mar+!n
inch$
Rato of Spec!-c Neas @ H %P?%"B %oeJc!en @%B @SRCm(mo(R?f(hrB
Re!e#!n+?Gpsream Pressure @P1B
Re!e#!n+ emperaure of Ine +as o PS" @B
)% %oeJc!en of 0!schar+e @KdB
%orrecton acor due o ac pressure@K:B
%om!naton correcton facors for use of rupure d!scs @K%B
0onsream Pressure @P2B
%oeJc!en of Sucr!tca o @2B
Gpsream Re!e#!n+ Pressure @P1B
%r!tca o o**e Pressure @Pcf B
%acuaed Er!-ce Area @AcacB !nch2
Seeced Sandard Er!-ce Area @AseecB @ :ased on API 526B !nch$
K1 @ISE 23521B
K1@Qect#e oa Ne!+h of !>u!d SurfaceB
1 @ISE 23521B
1@In!ta !>u!d e#eB
Le=ed Surface Area @AeB
m2
2
PSV Sizing 7 Con&rol Val'e ail (pen
>u!pmen o( V7%** PSV S">"NG RS?L,S
Re!ef Ser#!ce uel Gas L(8 C(ND","(N B5!V"(?R CR","C!L L(8
Reason for Re!ef Con&rol Val'e ail (pen Selec&ed S&andard (ri1ce !rea <Based on !P" #$;= $;.**
Selec&ed (ri1ce Designaton , 7
C(N,R(L V!LV "NP?, PSV "NP?, C!LC?L!,"(NS 7 CR","C!L L(8
Para-e&er Value ?ni& Para-e&er Value ?ni& Para-e&er Value ?ni&
;.0@ ar+ o hrou+h #esse ? Re!e#!n+ Rae @LB ;%)*%$ +?h asso@LB 134,5)8 ?h
%*@ ps!a %.$# & %oeJc!en@%B 342 Gn!
0.;9 ar+ /as %ompress!!!y acor @MB *.@: & 9)(4 ps!a
:$ ps!a /as oecuar Le!+h @LB %@.0 ?mo 551 Ran!ne
9#.* Re!e#!n+ emperaure @%" EueB 9$.+ )(975 &
/as oecuar Le!+h @LB %@.9+ + ?mo R" Se Pressure 0.#* ar+ Percen of /au+e :ac Pressure )() F
%.$# E#er Pressure %; F 1()) &
+;:.* & :ac Pressure a Re!ef "a#e 0!schar+e *.** ar+ 1()) &
/as %ompress!!!y acor @MB *.@+@% Rupure 0!sc Insaed Gpsream of R" No C!LC?L!,"(NS 7 S?B CR","C!L L(8
C!LC?L!,"(NS ype of Re!ef "a#e Balanced Bello2 14(7 ps!a
Para-e&er Value ?ni& L(8 C(ND","(N B5!V"(?R Rato of :ac Pressure o Gpsream Re!e#!n+ Pressure @rB )(16 &
27 ps!a %r!tcaoPressureRato )(56 & )(31 &
Pressure0ropRato@;B )(25 & 9)(4 ps!a PSV S">"NG RS?L,S 7 B!SD on !P" #$;
%.** & 5)(2 ps!a $9.##
)(89 & 2(4 ar+ SeecedEr!-ce0es!+naton , 7
*.:% & L(8C(ND","(NB5!V"(?R CR","C!LL(8 $;
;pans!on acor @B )(885 &
o :eha#!our across %onro "a#e S?B CR","C!L &
ass o hrou+h %onro "a#e ;%)*%$ +?h
No&es
2( :aanced :eo ype #a#es shoud e seeced !f ac pressure !s a #ar!ae 3( Gpsream Re!e#!n+ Pressure H Se Pressure Aoae E#er Pressure
4( Secton "III, 0!#!s!on I, of he AS %ode re>u!res ha capac!y cert-caton e oa!ned for pressure re!ef #a#es des!+ned for !>u!d ser#!ce(
inch$
%onro "a#e Ine Pressure @P1B
Rato of Spec!-c Neas @ H %P?%"B
%onro "a#e Eue Pressure @P2B
Re!e#!n+?Gpsream Pressure @P1B Re!e#!n+ emperaure of Ine +as o PS" @B
%onro "a#e Ine emperaure @1B )% )% %oeJc!en of 0!schar+e @KdB
Rato of Spec!-c Neas @ H %P?%"B %orrectonacordueoacpressure@K:B
%onro "a#e %# %om!naton correcton facors for use of rupure d!scs @K%B
0onsream Pressure @P2B
Pressure 0rop @TPB %oeJc!en of Sucr!tca o @2B
Gpsream Re!e#!n+ Pressure @P1B
P!p!n+ /eomery acor @pB
%r!tca o o**e Pressure @Pcf B
%acuaed Er!-ce Area @AcacB !nch2
Rato of Spec!-c Nea acor @B
Raed Pressure 0rop acor @;B SeecedSandardEr!-ceArea@AseecB @ :ased on API 526B !nch$
Relief Val'e Sizing 7 ,her-al /pansion
>u!pmen o( V7%** PSV S">"NG RS?L,S
Re!ef Ser#!ce uel Gas Selec&ed S&andard (ri1ce !rea NPS 90E / NPS %E
Reason for Re!ef ,her-al /pansion %.@%
"NP?, No&es
Para-e&er Value ?ni& 1( S!nce he Uoraes are #ery sma for herma e;pans!on cases he safey #a#e s!*e of :#* PS 3?4V ; PS 1V C0 2) ; 025D shoud e suJc!en as per API 521 Par( 5(14(2 #9.%
API /ra#!y 9#.*
oa Nea ransfer Rae @NB
%***.* O?s 9)0%$)%0* :G?hr Spec!-c Nea of rapped u!d @%B
$.** O?+(K *.0+++
%u!c ;pans!on %oeJc!en @:B *.***#*
Spec!-c /ra#!y CS/D *.:#* &
RS?L,S R" o Rae 8(4) GS/P %.@% RV lo2 Ra&e <-9h= 0ens!y of !>u!d CWD +?m3 ?3 )API :G?) 1?) -9h
R( Sizing 7 Gas lo2
>u!pmen o( V7%** R( S">"NG RS?L,S
Re!ef Ser#!ce uel Gas L(8 C(ND","(N B5!V"(?R CR","C!L L(8
RE a+ o( //7R(7/// G!S L(8 ;:*9.* kgh
Reason for Re!ef R( Gas lo2 BL(8D(8N (R""C S"> %#.$
--R( "NP?, CR","C!L L(8 C!LC?L!,"(NS
Para-e&er Value ?ni& Para-e&er Value ?ni&
/as o @LB ;):*9 +?h 63()) ara
/as oecuar Le!+h @LB $0.#$ +?mo 8()) ara
%.%: & 36)(8 K
;%.@@ ar+ Gpsream /as Spec!-c /ra#!y @S/B )(85 &
+.* ar+ )(69 &
:+.+ X% 15(22 mm
%.*@ @d?0B )(3)92 &
/as %ompress!!!y facor @MB *.:: & 1())19 &
Er!-ce %oeJc!en @%B *.:0 & %#.$*
--Gpsream 0!ameer @0B 0@.$$ mm Er!-ceArea@AB 182
L(8 C(ND","(N B5!V"(?R S?B CR","C!L L(8 C!LC?L!,"(NS
%r!tca o Pressure Rato )(57 & Para-e&er Value ?ni&
63() ara Pressurerato@rB )(127 &
62() ar+ ;pans!onacor@B )(248 &
34(8 ar+ :odon Er!-ce Area @AB 2622
L(8 C(ND","(N B5!V"(?R CR","C!L L(8 Blo2do2n (ri1ce Dia-e&er <d= #+.:
--No&es
Gpsream Pressure @P 1B 0onsream Pressure @P2B Rato of Spec!-c Neas @ H %P?%"B Gpsream emperaure @1B Gpsream Pressure @P1B
0onsream Pressure @P2B %r!tca ;pans!on acor CcrD
Gpsream emperaure @1B :odon Er!-ce 0!ameer @dB Cp H 1D
Gpsream /as 0ens!y @W1B +?m3
%orreced p
Correc&ed Blo2do2n (ri1ce Dia-e&er <dcorr=
mm2
Gpsream Re!e#!n+ Pressure @P1B
%r!tca o o**e Pressure @Pcf B mm2
1( P
R( Sizing 7 Liquid lo2
>u!pmen o( V7%** R( S">"NG RS?L,S
Re!ef Ser#!ce Condensa&e (ri1ce ass lo2 9;)$;% kgh
RE a+ o( //7R(7/// (ri1ce Volu-e&ric lo2 *.*%$
Reason for Re!ef R( Liquid lo2
R("NP?, C!LC?L!,"(NS
Para-e&er Value ?ni& Para-e&er Value ?ni&
:#* 1(44 ara
*.09 ar+ 1()1 ara
*.** ar+
Er!-ce Area @AB
1,963
*.+* & )())1963
Er!-ce d!ameer @dB #*.* mm (ri1ce ass lo2 %*.*+ kgs
Er!-ce %oeJc!en @%B *.;* & (ri1ce Volu-e lo2 *.*%%@
oes
-9h
!>u!d 0ens!y @W1B +?m3 Gpsream Pressure @P
1B
Gpsream Pressure @P1B 0onsreamPressure@P2B
0onsream Pressure @P2B mm2
Pressure Rato @P2?P1B m2
-9s
1( P1 $ P2 !s compued !n Pascas CPaD
Single Phase Line Sizing
P!p!n+ o( /E7///7/// R( S">"NG RS?L,S
Ser#!ce Condensa&e Pressure Drop <FP= *.***$ 6ar
rom >u!pmen V7%** luid Veloci&3 *.*# -s
o >u!pmen V7$** lo2 Beha'iour ,ur6ulen& 7
ricton ac&or quaton Cole6rook 7
P"P"NP?, C!LC?L!,"(NS
Para-e&er Value ?ni& Para-e&er Value ?ni&
P!pe Inner 0!ameer %*$.$; mm )())))5))) m
P!pe en+h %** m P!peI0C0D )(1)226 m
P!pe Rou+hness #*.* Zm P!pe %ross Sectona Area @AB )())821
orae @#*.* +?h )())) +?m(s
!>u!d "!scos!y @0ynam!cB *.9; cP "oumer!c o @B 1(37
!>u!d 0ens!y ;@9.* u!d "eoc!y @"B )()5 m?s
R"C,"(N !C,(R <f= C!LC?L!,"(NS 9,)72 &
La-inar lo2 7 ricton ac&or <f= o :eha#!our ,ur6ulen& &
Para-e&er Value ?ni& P!pe Rou+hness ?P!pe I0 @[?0B )()))49 &
La-inar lo2 <f= *.**+% 7 r!cton acor >uaton Cole6rook
,ur6ulen& lo2 7 Churchill quaton ricton ac&or <f= r!cton acor @fB *.*9$0 &
ermA 1(3)19 & *.*$9;* kPa
erm: 7(36)9 & *.***$0 6ar
Churchill quaton 7 ricton ac&or <f= *.*9$+ 7 Pressure Drop per %**- <FPL= *.***$0 6ar%** -,ur6ulen& lo2 7 Cole6rook quaton ricton ac&or <f=
Churchill quaton 7 ricton ac&or <f= *.*9$0 7
Notes
4( Pressure 0rop !s estmaed us!n+ 0arcy&Le!sach >uaton
P!pe Rou+hness @[B m2 0ynam!c "!scos!y @ZB m3?h +?m3 ReynodYs umer @ReB Pressure Drop <FP=
1( P1 $ P2 !s compued !n Pascas CPaD
2( If Re \H 21)) & Gse am!nar o r!cton acor 2( If Re \H 4))) & Gse %hurch! >uaton
Gas Con&rol Val'e Sizing
>u!pmen o(
V7%**
Ser#!ce
uel Gas
C(N,R(L V!LV "NP?,
Para-e&er
Value
?ni&
;.0@
ar+
%*@
ps!a
0.;9
ar+
:$
ps!a
9#.*
/as oecuar Le!+h @LB
%@.9+
+?mo
%.$#
&
+;:.*
&
/as %ompress!!!y acor @MB
*.@+@%
&
C!LC?L!,"(NS
Para-e&er
Value
?ni&
27
ps!a
Pressure
0rop
Rato
@;B
)(25
&
%.**
&
)(89
&
*.:%
&
;pans!on
acor
@B
)(885
&
o :eha#!our across %onro "a#e
S?B CR","C!L
&
ass o hrou+h %onro "a#e
;%)*%$
+?h
No&es
S!*!n+ !s ased on !sher >uaton for /as o
%onro "a#e Ine Pressure @P
1B
%onro "a#e Eue Pressure @P
2B
%onro "a#e Ine emperaure @
1B
)%
Rato of Spec!-c Neas @ H %
P?%
"B
%onro "a#e %
#Pressure 0rop @TPB
P!p!n+ /eomery acor @
pB
Rato of Spec!-c Nea acor @
B
Raed Pressure 0rop acor @;
B
,ank L!5 L!55 Calcula&or
Para-e&er Value ?ni&
an 0!ameer @0B %0 fee
an Ne!+h @NB %: fee
orma !>u!d e#e @B ; fee ('er1ll %:.** fee&
Pump !n o @B $#* GS/P
2,771
2),728 G(S /aons L!55 %0.+0 fee&
!me o - from E#er- o ANN %# m!n
an Uo !n 15 m!nues 3,75) G(S /aons
ANN o E#er- "oume
16,978 G(S /aons
2,27) L!5 :.$9 fee&
Liquid !lar- 55 <L!55= %0.+0 H
!me o - from E#er- o AN 0# m!n
an Uo !n 45 m!nues 1125) G(S /aons NLL ;.** fee&
AN o E#er-
9,478 G(S /aons 1267
Liquid !lar- 5 <L!5= :.$9 H ,ank BoIo- *.** fee&
Su--ar3
Liquid !lar- 55 <L!55= %0.+0 H Legend Inpu 0aa
Liquid !lar- 5 <L!5= :.$9 H
L!5 &o NLL $.$9 H
oa "oume of an @"oaB
3
3