```
TALK=T;RUN(1,1)
PHOTON USE
p

10 1

view -x
msg velocity vectors
vec x 1 sh;pause
msg pressure contours
con p1 x 1 fi;0.001
ENDUSE
DISPLAY
Two dimensional turbulent pipe flow

This example may be used to compare GRND2 (Log-law) and
GRND3 (Generalised) wall functions for KE and EP at a
wall. The type of wall function required may be set by
changing the value of WALLFN (2 for LOGLAW and 3 for GENLAW
wall functions).

________________________________________
z
|__x   ------>
------>
________________________________________
////////////////////////////////////////
Wall - WA1
ENDDIS
************************************************************
Group 1. Run Title and Number
************************************************************
************************************************************

TEXT(2D Pipe Flow K-E Model; Re=8.327646E+04 )

************************************************************
************************************************************

IRUNN = 1 ;LIBREF = 292
************************************************************
Group 2. Time dependence
************************************************************
Group 3. X-Direction Grid Spacing
CARTES = F
NX = 1
XULAST =1.0E-02
XFRAC(1)=1.
************************************************************
Group 4. Y-Direction Grid Spacing
NY = 20
YVLAST =0.05
YFRAC(1)=0.01118 ;YFRAC(2)=0.031623
YFRAC(3)=0.058095 ;YFRAC(4)=0.089443
YFRAC(5)=0.125 ;YFRAC(6)=0.164317
YFRAC(7)=0.207063 ;YFRAC(8)=0.252982
YFRAC(9)=0.301869 ;YFRAC(10)=0.353553
YFRAC(11)=0.407891 ;YFRAC(12)=0.464758
YFRAC(13)=0.524047 ;YFRAC(14)=0.585662
YFRAC(15)=0.649519 ;YFRAC(16)=0.715542
YFRAC(17)=0.783661 ;YFRAC(18)=0.853815
YFRAC(19)=0.925946 ;YFRAC(20)=1.
************************************************************
Group 5. Z-Direction Grid Spacing
PARAB = F
NZ = 20
ZWLAST =5.
ZFRAC(1)=0.05 ;ZFRAC(2)=0.1
ZFRAC(3)=0.15 ;ZFRAC(4)=0.2
ZFRAC(5)=0.25 ;ZFRAC(6)=0.3
ZFRAC(7)=0.35 ;ZFRAC(8)=0.4
ZFRAC(9)=0.45 ;ZFRAC(10)=0.5
ZFRAC(11)=0.55 ;ZFRAC(12)=0.6
ZFRAC(13)=0.65 ;ZFRAC(14)=0.7
ZFRAC(15)=0.75 ;ZFRAC(16)=0.8
ZFRAC(17)=0.85 ;ZFRAC(18)=0.9
ZFRAC(19)=0.95 ;ZFRAC(20)=1.
************************************************************
Group 6. Body-Fitted Coordinates
************************************************************
Group 7. Variables: STOREd,SOLVEd,NAMEd
ONEPHS = T
NAME(1)=P1 ;NAME(5)=V1
NAME(7)=W1 ;NAME(12)=KE
NAME(13)=EP ;NAME(149)=EPKE
NAME(150)=ENUT
* Y in SOLUTN argument list denotes:
* 1-stored 2-solved 3-whole-field
* 4-point-by-point 5-explicit 6-harmonic averaging
SOLUTN(P1,Y,Y,Y,N,N,N)
SOLUTN(V1,Y,Y,N,N,N,Y)
SOLUTN(W1,Y,Y,N,N,N,Y)
SOLUTN(KE,Y,Y,N,N,N,N)
SOLUTN(EP,Y,Y,N,N,N,N)
SOLUTN(EPKE,Y,N,N,N,N,N)
SOLUTN(ENUT,Y,N,N,N,N,Y)
VIST = 150
************************************************************
Group 8. Terms & Devices
* Y in TERMS argument list denotes:
* 1-built-in source 2-convection 3-diffusion 4-transient
* 5-first phase variable 6-interphase transport
TERMS(P1,Y,Y,Y,N,Y,Y)
TERMS(V1,Y,Y,Y,Y,Y,Y)
TERMS(W1,Y,Y,Y,Y,Y,Y)
TERMS(KE,N,Y,Y,Y,Y,N)
TERMS(EP,N,Y,Y,Y,Y,N)
DIFCUT =0.5 ;ZDIFAC =1.
GALA = F ;ADDDIF = F
NEWENT = T
ISOLX = -1 ;ISOLY = -1 ;ISOLZ = -1
************************************************************
Group 9. Properties used if PRPS is not
stored, and where PRPS = -1.0 if it is!
RHO1 =1.22 ;TMP1 =0.
EL1 = GRND4
TSURR =0. ;TEMP0 =0.
PRESS0 =0.
DVO1DT =0. ;DRH1DP =0.
EMISS =0. ;SCATT =0.
EL1A =0. ;EL1B =0.
EL1C =0.
ENUL =1.465E-05 ;ENUT = GRND3
ENUTA =0. ;ENUTB =0.
ENUTC =0.
IENUTA = 0
PRNDTL(V1)=1. ;PRNDTL(W1)=1.
PRNDTL(KE)=1. ;PRNDTL(EP)=1.
PRT(V1)=1. ;PRT(W1)=1.
PRT(KE)=1. ;PRT(EP)=1.314
CP1 =1. ;CP2 =1.
************************************************************
Group 10.Inter-Phase Transfer Processes
************************************************************
Group 11.Initial field variables (PHIs)
FIINIT(P1)=1.0E-10 ;FIINIT(V1)=1.0E-10
FIINIT(W1)=10. ;FIINIT(KE)=1.
FIINIT(EP)=32.863354 ;FIINIT(EPKE)=1.0E-10
FIINIT(ENUT)=1.0E-10
No PATCHes yet used for this Group
FSWEEP = 1
NAMFI =CHAM
************************************************************
Group 12. Patchwise adjustment of terms
Patches for this group are printed with those
for Group 13.
Their names begin either with GP12 or &
************************************************************
Group 13. Boundary & Special Sources

PATCH(KESOURCE,PHASEM, 0, 0, 0, 0, 0, 0, 1, 1)
COVAL(KESOURCE,KE , GRND4 , GRND4 )
COVAL(KESOURCE,EP , GRND4 , GRND4 )

PATCH(IN1 ,LOW , 1, 1, 1, 20, 1, 1, 1, 1)
COVAL(IN1 ,P1 , FIXFLU ,12.200001 )
COVAL(IN1 ,V1 ,0. ,0. )
COVAL(IN1 ,W1 ,0. ,10. )
COVAL(IN1 ,KE ,0. ,1. )
COVAL(IN1 ,EP ,0. ,32.863354 )

PATCH(OU1 ,HIGH , 1, 1, 1, 20, 20, 20, 1, 1)
COVAL(OU1 ,P1 ,1000. ,0. )
COVAL(OU1 ,V1 ,0. ,0. )
COVAL(OU1 ,W1 ,0. ,0. )
COVAL(OU1 ,KE ,0. ,0. )
COVAL(OU1 ,EP ,0. ,0. )

PATCH(WA1 ,SWALL , 1, 1, 20, 20, 1, 20, 1, 1)
COVAL(WA1 ,W1 , GRND2 ,0. )
COVAL(WA1 ,KE , GRND3 , GRND3 )
COVAL(WA1 ,EP , GRND3 , GRND3 )
XCYCLE = F
EGWF = T
WALLCO = GRND2
************************************************************
Group 14. Downstream Pressure For PARAB
************************************************************
Group 15. Terminate Sweeps
LSWEEP = 100 ;ISWC1 = 1
LITHYD = 1 ;LITFLX = 1 ;LITC = 1 ;ITHC1 = 1
SARAH =5.
SELREF = T
RESFAC =1.0E-04
************************************************************
Group 16. Terminate Iterations
LITER(P1)=20 ;LITER(V1)=10
LITER(W1)=10 ;LITER(KE)=20
LITER(EP)=20
ENDIT(P1)=1.0E-03 ;ENDIT(V1)=1.0E-03
ENDIT(W1)=1.0E-03 ;ENDIT(KE)=1.0E-03
ENDIT(EP)=1.0E-03
************************************************************
Group 17. Relaxation
RELAX(P1,LINRLX,1.)
RELAX(V1,FALSDT,1.)
RELAX(W1,FALSDT,1.)
RELAX(KE,LINRLX,0.5)
RELAX(EP,LINRLX,0.5)
RELAX(EPKE,LINRLX,1.)
RELAX(ENUT,LINRLX,1.)
KELIN = 3
OVRRLX =0.
EXPERT = F ;NNORSL = F
************************************************************
Group 18. Limits
VARMAX(P1)=1.0E+10 ;VARMIN(P1)=-1.0E+10
VARMAX(V1)=1.0E+06 ;VARMIN(V1)=-1.0E+06
VARMAX(W1)=1.0E+06 ;VARMIN(W1)=-1.0E+06
VARMAX(KE)=1.0E+10 ;VARMIN(KE)=1.0E-10
VARMAX(EP)=1.0E+10 ;VARMIN(EP)=1.0E-10
VARMAX(EPKE)=1.0E+10 ;VARMIN(EPKE)=-1.0E+10
VARMAX(ENUT)=1.0E+10 ;VARMIN(ENUT)=-1.0E+10
************************************************************
Group 19. Data transmitted to GROUND
GENK = T
PARSOL = F
ISG62 = 1
************************************************************
Group 20. Preliminary Printout
DISTIL = T ;NULLPR = F
NDST = 0
DSTTOL =1.0E-02
EX(P1)=0. ;EX(V1)=0.
EX(W1)=0. ;EX(KE)=0.
EX(EP)=0. ;EX(EPKE)=0.
EX(ENUT)=0.
************************************************************
Group 21. Print-out of Variables
INIFLD = F ;SUBWGR = F
* Y in OUTPUT argument list denotes:
* 1-field 2-correction-eq. monitor 3-selective dumping
* 4-whole-field residual 5-spot-value table 6-residual table
OUTPUT(P1,Y,N,Y,Y,Y,Y)
OUTPUT(V1,Y,N,Y,Y,Y,Y)
OUTPUT(W1,Y,N,Y,Y,Y,Y)
OUTPUT(KE,Y,N,Y,Y,Y,Y)
OUTPUT(EP,Y,N,Y,Y,Y,Y)
OUTPUT(EPKE,Y,N,Y,N,N,N)
OUTPUT(ENUT,Y,N,Y,N,N,N)
************************************************************
Group 22. Monitor Print-Out
IXMON = 1 ;IYMON = 10 ;IZMON = 10
NPRMON = 100000 ;NPRMNT = 1 ;TSTSWP = -1
UWATCH = T ;USTEER = T
HIGHLO = F
************************************************************
Group 23.Field Print-Out & Plot Control
NPRINT = 100000 ;NUMCLS = 5
NYPRIN = -1 ;IYPRF = 1 ;IYPRL = 10000
NZPRIN = -1 ;IZPRF = 1 ;IZPRL = 10000
XZPR = F ;YZPR = F
IPLTF = 1 ;IPLTL = -1 ;NPLT = -1
ISWPRF = 1 ;ISWPRL = 100000
ITABL = 3 ;IPROF = 1
ABSIZ =0.5 ;ORSIZ =0.4
NTZPRF = 1 ;NCOLPF = 50
ICHR = 2 ;NCOLCO = 45 ;NROWCO = 20
No PATCHes yet used for this Group
************************************************************
Group 24. Dumps For Restarts
SAVE = T ;NOWIPE = F
NSAVE =CHAM
STOP
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