GPRS User Manual

8/11/2019 GPRS User Manual

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User Manual

For

General Purpose Research Simulator (GPRS)

Huanquan Pan

Hui Cao*

Last updating: June 2006

SUPRI-B Industrial Consortiu!epart ent o" Petroleu #ngineeringStan"ord Uni$ersit%

*no& in S'(lu )erger


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Table of Contents

+ Introdu'tion+++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++

2+ Input ,iles++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++

+ .utput ,iles++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++

/+ li)raries++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++

1+ Re"eren'es+++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++

6+ #3a ples o" Input ,iles+++++++++++++++++++++++++++++++++++++++++++++++++++++++++

+ #3a ples o" .utput ,iles++++++++++++++++++++++++++++++++++++++++++++++++++++++++++

+ List o" Sa ples+++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++

4+ List o" en(an'e ent++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++

2


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1. Intro uction

5PRS 5eneral Purpose Resear'( Si ulator7 is a odern reser$oir si ulation so"t&are+

5PRS in'orporates all te'(niques o" reser$oir si ulations and is a great resear'( tool "or

reser$oir engineering and reser$oir anage ent+

5PRS (as t(e "ollo&ing ain "eatures: ,luid odel: )la'8 oil or 'o positional "luid 5rid: Stru'tured and unstru'tured 9aria)les: natural $aria)les or o$erall $aria)les !is'reti ation: t&o-point and ultiple point "lu3 I pli'it le$el: ,I;< I;P#S and =I;

linear sol$ers: dire't Lapa'8 sol$ers and iterati$e linear sol$ers &it( an%di""erent pre-'onditioners

>ell odel: standard< ultiple seg ents &it( '(o8es< dri"t-"lu3 &ell)ore "lo&

odel

5PRS (as )een &idel% used in our depart ent< e )er 'o panies o" SUPRI-B

industrial a""iliates and ot(er institutions+

In t(is anual< &e &ill e3plain t(e stru'ture o" input "iles< 8e%&ords in input "ile.C and 5.C< initial

pressure7

>ell input "ile &ell spe'i"i'ation &ell na e< &ell group na e< &(i'( reser$oir it )elongs to/-0NU)_OF_+(:LE_EN+RIES 0" :% VISC Ro%" ; sia< ;R:=SCF< ;C < ;S+:=SCF>>>> /.//6/ /1/10.5 /.//3175 /./10/ /

0/10.5 /.///611 /./!>6 /7/10.5 /.///36> /./05 /


16/52

Component *ata

Component ata,or )la'8-oil odels< no 'o ponent data+

,or 'o positional odels< spe'i"% t(e 'o ponent na es< initial o$erall

'o positions as a "un'tion o" dept(< 'o ponent ole'ular &eig(ts./03 -6.1!0 1//.!/-

" 888 'ri$i'al ?ressure ; sia>5.6 --/.5 375.-

" 888 'ri$i'al $em?era$ure;R< of ea'& 'om?onen$ 888303.35 5>-.>- 75!.-0

" 888 'ri$i'al s?e'ifi' volume ;f$3=l@8mole< 8881.-6- 0./6> >.7!0

" 888 a'en$ri' fa'$or of ea'& 'om?onen$ 888/./11 /.177 /.307

" 888 volume s&if$ ?arame$er ;dimensionless S< 88888/.1-0/ 8/./>013 /./!-/7>

"888 @inary in$era'$ion ?arame$ers 888/./ /./133 /./3-!

"Wa$er V+ Da$aV+W"Ref_?ressure densi$y 'om?ressi@ili$y vis'osi$y vis'osi$y_'om?ressi@ili$y" ;?sia< ;l@m=f$3< ;1=?sia< C ;1=?sia< -// >3./ 3./E8> /.31 /./


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Spe'i"% t(e et(od "or 'o puting p(ase equili)riu sta)ilit% test and

"las(7+ ?(e 8e%&ord is eit(er SSI or #>?. + SSI represents SSI

et(od+ I" t(e 8e%&ord is #>?. < t(en spe'i"% t(e residuals in &(i'(

t(e SSI et(od s&it'(es to e&ton et(od "or sta)ilit% tests$a@S i$'&E?s< and "las( flas&S i$'&E?s 7+

&'amples

Fast flash of loo-up P35 table (6ptional)

,or t(e loo8up approa'(< one needs to set an input "ile &(i'( 'ontains t(e

pre-prepared P-E ta)le data+ ?(e 8e% &ord is #GP,L=SH< "ollo& )% t(e

"ile na e in'luding pat(+ I" t(e e3pli'it "uga'it% 'oe""i'ient is used< one

needs to spe'i"% t(e 8e%&ord NUMFEI.

?(is input is optional+ >it(out it< 5PRS si pl% reads ne3t line+

&'amples

?(e P-E ta)le data is generated )% 5PRS+ ,or a t&o 'o ponent i3tureit(out it< 5PRS use t(e de"aultsegregation odel

#!ST

T o phase #&s'eresis mo el

2

)UL+I_ROC FLUID " ey ord for mul$i?le se$s of r1 " No. of eB$ra se$s of $a@lesOW " Oil8 a$er sys$emNU)_OF_+(:LE_EN+RIES 3" S r ro 'o

/./ /./ 1./ //.- /.1 /.0 /1./ /.> /./ /

END" S?e'ify &i'& $a@le for &i'& @lo'0 0* 4*0


22/52

="ter t(is 8e%&ord< one needs to input t(e (%steresis odel:

L= !: land odel< "ollo&ed )% t(e $alue o" 'oe""i'ient C+

&'ample

C=RLS. : Carlson et(od< "olled )% t(e pri ar% i )i)ition 'ur$e and

input as a t&o di ensional ta)le

&'ample

ote t(at t(is (%steresis i ple entation is optional+

ROC%_DATA

Start of roc- ata

?(is 8e%&ord ar8s t(e start o" ro'8 data< and it s(ould )e "ollo&ed )%

t&o non-negati$e real nu )ers spe'i"%ing t(e ro'8 'o pressi)ilit% at a

re"eren'e pressure+ =t t(e end o" t(e ro'8 data< 8e%&ord @ END A is used to

ar8 t(e end+

&'ample

22

" 888 4ys$eresis 8888"4ys$FLa% )odel C

42S+ L(ND 1.3>3>

" 888 4ys$eresis 8888"4ys$FLa% )odel42S+ C(RLSON

NU)_OF_+(:LE_EN+RIES !3

" S% r%_im@ / / /./0// / /./6// / /.1!// /

/.1>// / /.!/// / /.!0// / /.!6// /


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E($I"I)RI$M_DATA

Start of initial e4uilibrium ata

?(is 8e%&ord ar8s t(e start o" initial equili)riu data< and it s(ould )e

"ollo&ed )% non-negati$e real nu )ers spe'i"%ing t(e end point

saturations< t(e initial pressure at a re"eren'e dept(< t(e dept(s o" initial

5.C and >.C+ =t t(e end o" t(e equili)riu data< 8e%&ord @ END A is

used to ar8 t(e end+

&'ample

!.8 9ell Input File

?(is input "ile 'ontains all o" t(e &ell data< &(i'( in'lude &ell spe'i"i'ation< &ell

'o pletion and &ell 'ontrols+ e3t< &e &ill introdu'e t(e 8e%&ords used in ea'( part+

9ell Specification

General specification ata

,i$e strings spe'i"% t(e na e o" t(e &ell< t(e na e o" t(e &ell group t(at

t(is &ell )elongs to< t(e na e o" t(e reser$oir t(at t(is &ell is lo'ated< &ellt%pe P "or produ'er and I "or in e'tor7 and &ell status .P# onl%7+ =t

t(e end o" it< 8e%&ord @ END A is used to ar8 t(e end+

2

ROC _D(+( """"""""""""""""""""""""""""""""""""""""""" CO) R;1= sia< REF. RES ; sia 10.5

E UILI:RIU)_D(+( """""""""""""""""""""""""""" S i Sor S%r

/./ /./- /./

" ini$_?res;?sia< de?$&;f$< WOC;f$< *OC;f$ell Inde37

&'ample

9ell Completion for multi3se#ment ell

Completion ataIn t(is part< t(e "irst t(ree-"irst nu )ers are useless and &on t '(ange t(e

results< it (as )een done to )e li8e t(e #'lipse input "ile )ut t(ese nu )ers

are not used %et+ ?(e @I CA 8e%&ord de"ines (o& t(e geo etr% needs to

)e de"ined+ #a'( seg ent is de"ined &it( its in're ental '(anges "ro t(e

2/

" 888 ell s?e'ifi'a$ion 8888" WELS ECS" WELL_N()E * ROU RES_N()E +2 E S+(+UE

ROD *R 1 RES1 O EN

" 888 ell 'om?le$ions ;$raGe'$ory< 8888888" CO) D(+num@er_of_'onne'$ions !" Lo'a$ion Well IndeB;WI=5in e'tion7+ ,or a 'o positional si ulation< t(ere s(ould )e onl% one

'o ponent in t(e in e'ted gas and t(e gas s(ould not )e in t(e liquid state

in t(e &ell)ore+

WRATE

9ater rate control ata

?(is 8e%&ord s(ould )e "ollo&ed )% t(ree nu )ers spe'i"%ing t(e &ater

rate target< t(e )otto (ole pressure li it ini u "or produ'ers and

a3i u "or in e'tors7 and t(e &ater p(ase densit% at standard 'onditions

onl% needed "or )la'8-oil odels7+ ,or in e'tors< additional data is needed

to spe'i"% t(e input strea t(e total nu )er o" 'o ponents and t(e

in e'ted o$erall 'o position o" ea'( 'o ponent7+ U I? S?BF!a% ,I#L!7 &ater rate target7

Psia ,I#L!7 )otto (ole pressure7

L) F"t ,I#L!7 densit%7

&'ample

2

# --- well control (producer)----------------# WCONPROD# CTRL_TYPE Qw BHP std_den_w

WRATE 10000 1000.0 62.4

# --- well control (injector)-----------------# WCONPROD# CTRL_TYPE Qw BHP std_den_w Nc stream

WRATE 100 1E+6 62.4 2 0.0 1.0


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ote t(at t(e 'urrent 5PRS onl% (andles pure &ater in e'tion i+ e+ no

>=5 in e'tion7+ ?(e 'on'entration o" &ater ust )e +0 in t(e in e'ted

strea < as s(o&n in t(e a)o$e ta)le+

)#P

:ottom hole pressure control ata

?(is 8e%&ord s(ould )e "ollo&ed )% one positi$e real nu )er spe'i"%ing

t(e )otto (ole pressure target at t(e 'enter o" t(e "irst &ell )lo'87+ ,or

in e'tors< additional data is needed to spe'i"% t(e input strea t(e total

nu )er o" 'o ponents and t(e in e'ted o$erall 'o position o" ea'(

'o ponent7+ U I? Psia ,I#L!7 )otto (ole pressure7

&'ample

ote t(at t(e 'urrent 5PRS onl% (andles pure 'o ponent in e'tion o" gas

or &ater i+ e+ no >=5 in e'tion7+ ,or a 'o positional si ulation< t(ere

s(ould )e onl% one 'o ponent in t(e in e'ted gas and t(e gas s(ould not

)e in t(e liquid state in t(e &ell)ore+

Implement Time3 epen ent 9ell Control5PRS 'an i ple ent t(e di""erent &ell 'ontrol at di""erent ti e+ ,or

e3a ple< one 'an spe'i"% t(e 1000 ))lFda% oil rate 'ontrol "or "irst 00

da%s and t(en use /000 ))lFda% oil rate 'ontrol "or ne3t 10 da%s< and 000

24

# --- well control (producer)-----------------# WCONPROD# CTRL_TYPE BHP

BHP 1000.0

# --- well control (injector)-----------------

# WCONPROD# CTRL_TYPE BHP_Target Nc stream

BHP 1000.0 3 1.0 0.0 0.0


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psi BHP 'ontrol to t(e end o" total si ulation ti e+ ?&o 8e%&ords

@?BHPA< @?.R=?#A to represent t(e ti e-dependent 'ontrols+

&'ample

@Bti eA and @#ti eA a)o$e represent t(e )eginning and end o" t(e

'ontrol+ ?(e detailed des'ription and a sa ple "or t(e ti e-dependent

'ontrol is in @5PRS-!.CS #n(an'e ent ?i e !ependent >ell ControlA

dire'tor%+

!.; Control Input File

?(is input "ile 'ontains all o" t(e 'ontrol data< &(i'( in'lude ti estep 'ontrol< ti estep

in'rease 'ontrol< e&ton iteration nu )er 'ontrol< e&ton iteration 'on$ergen'e 'ontrolindo&s $ersion7ells

/


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In S=;5< t(e t%pe is "or ,I; and 4 "or I;P#S+ ote t(at all o" t(ese

0 pre-'onditioners 'an )e used in t(e 5;R#S and BIC5S?=B iterati$e

sol$ers< )ut 'urrentl%< onl% t(e pre-'onditioner / CPR &it( =;5 as t(e

se'ond pre-'onditioner7 and CPR &it( S=;5 as t(e se'ond pre-'onditioner7 are used "or t(e Blo'8 5;R#S iterati$e sol$er+

="ter spe'i"%ing t(e pre'onditioner t%pe "or t(ese iterati$e sol$ers< one

needs to spe'i"% t(e 'on$ergen'e toleran'e nor ali ed residual7 and t(e

a3i u nu )er o" linear sol$er iterations "or iterati$e sol$ers+ ,inall%

spe'i"% t(e restarting nu )er o" iterations "or 5;R#S sol$er a para eter

"or 'ontrolling t(e sol$er ro)ustness< t(e )igger t(e nu )er< t(e greater

ro)ustness+ Ho&e$er< )ig $alue 'osts ore e or%7+ Re"er to Se'tion 2+

o" Hui Cao s P(+!+ dissertation "or details o" linear sol$ers used in 5PRS+

&'ample

ote t(at: I" %ou spe'i"% or 2 "or t(e linear sol$er t%pe< %ou still need to input

t(e rest / "ields alt(oug( t(e% are not used+ I" t(e reser$oir 'ontains &ater- one or gas- one in a )la'8 oil

si ulation< or &ater-oil-gas t(ree p(ases in a 'o positional

si ulation< onl% t(e )lo'8 diagonal s'aling pre'onditioner input 27

&or8s "or t(e iterati$e sol$er+

I" %ou see t(e essage @>=R I 5: 5;R#S not 'on$erged< pleasein'rease $alue "or t(e nu )er o" iterations )e"ore restarting

sol$erCont+reStart o7VVA on t(e s'reen output< %ou need to in'rease

t(e integer input o" t(e last "ield re-start nu )er7< "or e3a ple "ro

20 to /0+

1

" 888 linear solver 'on$rol 888" LinearSolverC&oi'e re'ondi$ioner $ol maBI$er reS$ar$No

0 3 1E80 1// !/


36/52

*ebu# Control

Formulation of ebu# control

,irst spe'i"% t(e de)ug "lag 0 "or no de)ug output< non- ero integer ena)les de)ug7< t(e se'ond "ield 'ontrols t(e nu )er o" ti e steps a"ter

&(i'( t(e de)ug output is generated+

&'ample

Re3start Control

Settin# of re3start control

,irst spe'i"% t(e re-start "lag 0 "or no re-start ode< non- ero integer

ena)les t(e re-start ode7< t(e se'ond "ield 'ontrols t(e nu )er o" ti e

steps a"ter &(i'( t(e output data in t(e re-start "ile is updated< t(e t(ird

"ield 'ontrols t(e output "iles: 0 to o$er-&rite< to append+ .ne s(ould use

t(e $alue "or regular si ulation+ ?(e 0 $alue is "or &ell opti i ation )%

ad oint approa'(+ ote t(at one s(ould not use t(e re-start ode at t(einitial ti e o" ero da%+ .n'e 5PRS starts in t(e re-start ode< t(e original

re-start "ile @reStart,ile+datA is re-na ed as @oldKreStart,ile+datA+ See t(e

detailed des'ription o" t(e re-start i ple entation in 5PRS in t(e "ile

@restart+do'A+

&'ample

6

" 888 de@u% informa$ion 888"Fla% NumOf+imeS$e?s1 1/

" 888 Re8s$ar$ informa$ion 888"Fla% NumOf+imeS$e?s ou$?u$8'on$rol1 1 1


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8. 6utput Files

,or ea'( &ell< 5PRS generates an output "ile and t(e "ile na e is 'o posed o": reser$oir

na e @KA &ell na e @+outA+ ,or e3a ple< i" t(ere are t&o &ells PR.!

and I J7 in reser$oir R#S < t(en t&o output "iles: R#S KPR.!+out and

R#S KI J+out are generated during t(e e3e'ution o" 5PRS+

In ea'( output "ile< t(e BHP and t(e "lo& rate o" ea'( p(ase at ea'( ti e step is listed+

Please see t(e e'amples of output files "or ore detail+

?(e output "ile @ti ing+outA lists t(e indi$idual CPU ti e< nu )er o" e&ton iteration int(e linear sol$er+

?(e output o" de)ug is optional+ ?(e na e o" t(e de)ug "ile is: reser$oir na e

@Kde)ug+outA< "or e3a ple< R#S Kde)ug+out+ In t(e de)ug "ile< t(e pressure and "luid

saturations are in'luded "or all grid )lo'8s at di""erent ti e steps+ See t(e e'amples of

output files "or ore detail+


38/52

;. Bibraries

5PRS uses se$eral pu)li' do ain li)raries< and ost o" t(e are used in t(e linear sol$er

part+ ?(e% are dis'ussed )elo&:

STB Standard ?e plate Li)rar%7 ?(is li)rar% is a popular li)rar% t(at is treated )%an% as a standard C li)rar%+ In 5PRS< &e use t(e @ListA and @9e'torA te plate

'lasses "ro t(is li)rar%+

B+P+C5 / Linear =lge)ra Pa'8age7 ?(is is a standard linear alge)ra pa'8age< &(i'(

'an )e "reel% do&nloaded "ro &&&+netli)+org+ It (as a ,ortran $ersion and a C $ersion+

Currentl% &e are using t(e ,ortran $ersion< and &rappers are used to inter"a'e it &it(

t(e ain C 'ode+ ,or ost S5I a'(ines< L=P=CE is alread% installed+ ,or PC sindo&s $ersion7+ +MG ?(is is an =lge)rai' ;ulti-5rid =;57 sol$er "ro 5;! so"t&are 6< &(i'(

'an )e "reel% do&nloaded "ro (ttp:FF&&&+ gnet+orgF gnet-'odes-g d+(t l + It is onl% used

as a pre'onditioner "or t(e pressure s%ste in 5PRS+

S+MG ?(is is i pro$ed $ersion o" =;5 de$eloped )% ,raun(o"er Institute "or

=lgorit( s and S'ienti"i' Co puting SC=I< &&&+s'ai+"raun(o"er+deFnuso 7+ ?o run

t(e li)rar%< please 'onta't ?an a Clees e- ail: tan a+'leesWs'ai+"(g+de 7 at SC=I to

get a te porar% li'ense one ont(7+ I" %ou &ant to 'ontinue using it< %ou a% need

to pa% t(e li'ense "ee+ SparseBibAA ?(is is a sparse atri'es li)rar% "reel% do&nloada)le "ro

(ttp:FF at(+nist+go$Fsparseli) F 7 &(i'( in'ludes so e )asi' representations "or sparse

atri3< su'( as 'o pressed ro& "or at< and so e )asi' pre'onditioners< su'( asILU0 In'o plete LU de'o position &it(out "ill-in7+ In 5PRS< &e use it "or sparse

atri3 representation and ILU0 pre'onditioner+
http://www.netlib.org/http://www.netlib.org/http://www.mgnet.org/mgnet-codes-gmd.htmlhttp://www.scai.fraunhofer.de/nusomailto:[email protected]://math.nist.gov/sparselib++/http://www.netlib.org/http://www.mgnet.org/mgnet-codes-gmd.htmlhttp://www.scai.fraunhofer.de/nusomailto:[email protected]://math.nist.gov/sparselib++/


39/52

IMB Iterati$e ;at( Li)rar%7 ?(is is an iterati$e sol$er pa'8age "reel%

do&nloada)le "ro (ttp:FF at(+nist+go$Fi l F 7< &(i'( in'ludes 5;R#S< C5 Con ugate

5radient7< et'+ In 5PRS< &e onl% use its 5;R#S sol$er+

. References

+ Cao< H+: @!e$elop ent o" ?e'(niques "or 5eneral Purpose Si ulatorsA< P(+!+

dissertation< Stan"ord Uni$ersit%< June 2002

2+ = i < E+: @,unda entals o" Reser$oir Si ulationA< 'lass notes "or P#22 Reser$oir

Si ulation7 'lass< su er 446

+ =nderson< #+< Bai< +< Bis'(o"< C+< Bla'8"ord< S+< !e el< J+< !ongarra< J+< !u Cro ! / /.//1 /.//.5! / /.///1 /.//.6! / / /./1 /.////1 / /./

"OIL*(S ER)*ONU)_OF_+(:LE_EN+RIES 1-" S% r% ro% '%o

/.///// /.///// 1./ /.//.//1/ / 1./ /.//./!/// /.///// /.775 /.//./-/// /.//-// /.76 /.//.1!/// /./!-// /.5//// /.//.!//// /./5-// /.3-/// /.//.!-/// /.1!-// /.!//// /.//.3//// /.17/// /./7/// /.//.0//// /.01/// /./!1// /.//.0-/// /.>//// /./1/// /.//.-//// /.5!/// /.//1// /.//.>//// /.65/// /.///1/ /.//.5//// /.70/// /.///// /.//.6-/// /.76/// /.///// /./1.///// 1.///// /.///// /./

/2


43/52

END

ROC _D(+( """"""""""""""""""""""""""""""""""""""""""" CO) R REF. RES

3.E8> 10.5

END

E UILI:RIU)_D(+( """"""""""""""""""""""""""""""""""""""""""" S i Sor S%r

/.1! /.// /./

" ?res de?$& WOC *OC06// 60// 6-// 6!//

END

END_RESERVOIR

FileE res8 C6MP.inRESERVOIR_N()E RES1

*RID_D(+( """""""""""""""""""""""""""""""""""""""""*RIDSI,E - - -D

1///D2

1///D,

1/ER)

1//ER)2

1//ER),

1/ORO

/.1+O S

6///+E)

-3/END

FLUID_D(+( """""""""""""""""""""""""""""""""""""""""FLUID_+2 E CO) OSI+ION(LN 4(SES !NCO) ONEN+S 7

" &ase da$a 8888888888888" 4(SE_N()ES*(S OIL

/


44/52

" 888 'om?onen$ da$a 8888888888888" CO) _N()ECO! N! C1 C! C3 C08> C5K1 C5K! C5K3" 888 ini$ial overall 'om?osi$ion of ea'& 'om?onen$ 888len%$&_of_$a@le !1. ./1!1 ./170 .>-77 ./6>7 ./-71 ./7>5 ./050- ./1-1- .//331E- ./1!1 ./170 .>-77 ./6>7 ./-71 ./7>5 ./050- ./1-1- .//33

" 888 )ole'ular Wei%&$ of ea'& 'om?onen$ 88800./1/// !6./13// 1>./03// 3/./5/// 00./75//>>.6>70! 1/5.55703 176.->!/3 33-.1757/

" 888 'ri$i'al ?ressure; sia< of ea'& 'om?onen$ 8881/51.33111 07!.31!>- >>5.5615/ 5/6.30!36 >16.>7537-10.7!-07 01/.507-> !05.->301 1>/.01-67

" 888 'ri$i'al $em?era$ure;R< of ea'& 'om?onen$ 888-06.0>/// !!5.1>/// 303./6/// -07.550// >>-.>0///6/>.-0/-0 636.11!6! 1/-6./36>3 1!71.67/51

"888 'ri$i'al s?e'ifi' volume ;f$3=l@8mole< of ea'& 'om?onen$ 8881.-/-6 1.0015 1.->77 !.35/6 3.!/00.>0> -.5! 1/.010 15.0/0

" 888 a'en$ri' fa'$or of ea'& 'om?onen$ 888/.!!-// /./0/// /./13// /./76>/ /.1-!0//.!1-5- /.31!3/ /.-->5/ /.71>7!

" 888 volume s&if$ ?arame$er of ea'& 'om?onen$ 8888/ / / / / / / / /

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GPRS User Manual

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