TALK=T;RUN(1,1)
DISPLAY
This example is similar to that of case 170; but the
solution procedure is elliptic rather than parabolic.
Because the flow is nearly parabolic, economy is achieved by
not using the whole=field solver for scalars and by setting:
lithyd = 10, so that few sweeps are needed.
Further economies come from setting:
ISWC1 = LSWEEP and LITHC1 = LITHYD,
which entail that the scalars are solved only on the last sweep
and slab-wise iteration.
PHOTON commands are supplied.
ENDDIS
PHOTON USE
p
phi
4 1
view -x
msg picture is enlarged 4 times in y direction
gr ou x 1
msg contours of concentration of material with Pr = 10.0
con c x 1 fi;0.001;pause;con off; red
msg contours of concentration of material with Pr = 0.1
con b x 1 fi;0.001;pause;
msg velocity vectors
vec x 1
enduse
DISPLAY
The LVEL turbulence model is being switched on by the
TURMOD(LVEL) and DISWAL commands.
The wall boundary conditions are modified appropriately.
It may be interesting to inspect the WDIS and WGAP fields
via PHOTON
ENDDIS
************************************************************
Group 1. Run Title and Number
************************************************************
************************************************************
TEXT(Turbulent Pipe Flow; Pr. No. Effect )
************************************************************
************************************************************
IRUNN = 1 ;LIBREF = 244
************************************************************
Group 2. Time dependence
STEADY = T
************************************************************
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 =1.0E-02
YFRAC(1)=0.05 ;YFRAC(3)=0.15
YFRAC(5)=0.25 ;YFRAC(7)=0.35
YFRAC(9)=0.45 ;YFRAC(11)=0.55
YFRAC(13)=0.65 ;YFRAC(15)=0.75
YFRAC(17)=0.85 ;YFRAC(19)=0.95
************************************************************
Group 5. Z-Direction Grid Spacing
PARAB = F
NZ = 20
ZWLAST =0.2
ZFRAC(1)=0.05 ;ZFRAC(6)=0.3
ZFRAC(11)=0.55 ;ZFRAC(16)=0.8
************************************************************
Group 6. Body-Fitted Coordinates
************************************************************
Group 7. Variables: STOREd,SOLVEd,NAMEd
ONEPHS = T
NAME(1)=P1 ;NAME(5)=V1
NAME(7)=W1 ;NAME(14)=H1
NAME(16)=A ;NAME(17)=B
NAME(18)=C ;NAME(147)=ENUT
NAME(148)=WGAP ;NAME(149)=LTLS
NAME(150)=WDIS
* 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,N,N,N,Y)
SOLUTN(V1,Y,Y,N,N,N,Y)
SOLUTN(W1,Y,Y,N,N,N,Y)
SOLUTN(H1,Y,Y,N,N,N,Y)
SOLUTN(A,Y,Y,N,N,N,Y)
SOLUTN(B,Y,Y,N,N,N,Y)
SOLUTN(C,Y,Y,N,N,N,Y)
SOLUTN(ENUT,Y,N,N,N,N,Y)
SOLUTN(WGAP,Y,N,N,N,N,Y)
SOLUTN(LTLS,Y,Y,Y,N,N,Y)
SOLUTN(WDIS,Y,N,N,N,N,N)
VIST = 147
************************************************************
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(H1,N,Y,Y,Y,Y,Y)
TERMS(A,N,Y,Y,Y,Y,Y)
TERMS(B,N,Y,Y,Y,N,Y)
TERMS(C,N,Y,Y,Y,Y,Y)
TERMS(LTLS,N,N,Y,N,Y,Y)
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. ;TMP1 =0. ;EL1 = GRND1
TSURR =0. ;TEMP0 =0. ;PRESS0 =0.
DVO1DT =0. ;DRH1DP =0.
EMISS =0. ;SCATT =0.
RADIA =0. ;RADIB =0.
EL1A =0. ;EL1B =1. ;EL1C =0.
ENUL =1.0E-05 ;ENUT = GRND8
ENUTA =0. ;ENUTB =0. ;ENUTC =0.
IENUTA = 0
PRNDTL(V1)=1. ;PRNDTL(W1)=1.
PRNDTL(H1)=0.7 ;PRNDTL(A)=1.
PRNDTL(B)=0.1 ;PRNDTL(C)=10.
PRNDTL(LTLS)=1.
PRT(V1)=1. ;PRT(W1)=1.
PRT(H1)=1. ;PRT(A)=1.
PRT(B)=1. ;PRT(C)=1.
PRT(LTLS)=1.
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)=0.1 ;FIINIT(H1)=1.0E-10
FIINIT(A)=1.0E-10 ;FIINIT(B)=1.0E-10
FIINIT(C)=1.0E-10 ;FIINIT(ENUT)=1.0E-10
FIINIT(WGAP)=1.0E-10 ;FIINIT(LTLS)=1.0E-10
FIINIT(WDIS)=1.0E-03
No PATCHes yet used for this Group
INIADD = F
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(WALL ,NWALL , 1, 1, 20, 20, 1, 20, 1, 1)
COVAL(WALL ,W1 ,1. ,0. )
COVAL(WALL ,H1 , GRND2 ,0. )
COVAL(WALL ,A , GRND2 ,1. )
COVAL(WALL ,B , GRND2 ,1. )
COVAL(WALL ,C , GRND2 ,1. )
PATCH(IN ,LOW , 1, 1, 1, 20, 1, 1, 1, 1)
COVAL(IN ,P1 , FIXFLU ,0.1 )
COVAL(IN ,V1 ,0. ,0. )
COVAL(IN ,W1 ,0. ,0.1 )
COVAL(IN ,H1 ,0. ,0. )
COVAL(IN ,A ,0. ,0. )
COVAL(IN ,B ,0. ,0. )
COVAL(IN ,C ,0. ,0. )
PATCH(OUTLET ,HIGH , 1, 1, 1, 20, 20, 20, 1, 1)
COVAL(OUTLET ,P1 , FIXVAL ,0. )
COVAL(OUTLET ,V1 ,0. ,0. )
COVAL(OUTLET ,W1 ,0. ,0. )
XCYCLE = F
EGWF = T
WALLCO = GRND2
************************************************************
Group 14. Downstream Pressure For PARAB
************************************************************
Group 15. Terminate Sweeps
LSWEEP = 10 ;ISWC1 = 10
LITHYD = 10 ;LITFLX = 1 ;LITC = 1 ;ITHC1 = 1
SELREF = T
RESFAC =1.0E-05
************************************************************
Group 16. Terminate Iterations
LITER(P1)=20 ;LITER(V1)=10
LITER(W1)=10 ;LITER(H1)=20
LITER(A)=20 ;LITER(B)=20
LITER(C)=20 ;LITER(LTLS)=20
ENDIT(P1)=1.0E-03 ;ENDIT(V1)=1.0E-03
ENDIT(W1)=1.0E-03 ;ENDIT(H1)=1.0E-03
ENDIT(A)=1.0E-03 ;ENDIT(B)=1.0E-03
ENDIT(C)=1.0E-03 ;ENDIT(LTLS)=1.0E-03
************************************************************
Group 17. Relaxation
RELAX(P1,LINRLX,1.)
RELAX(V1,FALSDT,0.1)
RELAX(W1,FALSDT,0.1)
RELAX(H1,FALSDT,1.0E+09)
RELAX(A,FALSDT,1.0E+09)
RELAX(B,FALSDT,1.0E+09)
RELAX(C,FALSDT,1.0E+09)
RELAX(ENUT,LINRLX,1.)
RELAX(WGAP,LINRLX,1.)
RELAX(LTLS,FALSDT,1.0E+09)
RELAX(WDIS,LINRLX,1.)
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(H1)=1.0E+10 ;VARMIN(H1)=-1.0E+10
VARMAX(A)=1.0E+10 ;VARMIN(A)=-1.0E+10
VARMAX(B)=1.0E+10 ;VARMIN(B)=-1.0E+10
VARMAX(C)=1.0E+10 ;VARMIN(C)=-1.0E+10
VARMAX(ENUT)=1.0E+10 ;VARMIN(ENUT)=-1.0E+10
VARMAX(WGAP)=1.0E+10 ;VARMIN(WGAP)=-1.0E+10
VARMAX(LTLS)=1.0E+10 ;VARMIN(LTLS)=-1.0E+10
VARMAX(WDIS)=1.0E+10 ;VARMIN(WDIS)=-1.0E+10
************************************************************
Group 19. Data transmitted to GROUND
GENK = T
PARSOL = F
ISKINA = 5 ;ISKINB = 4
ISG62 = 1
SPEDAT(SET,GXMONI,PLOTALL,L,T)
************************************************************
Group 20. Preliminary Printout
************************************************************
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(H1,Y,N,Y,Y,Y,Y)
OUTPUT(A,Y,N,Y,Y,Y,Y)
OUTPUT(B,Y,N,Y,Y,Y,Y)
OUTPUT(C,Y,N,Y,Y,Y,Y)
OUTPUT(ENUT,Y,N,Y,N,N,N)
OUTPUT(WGAP,Y,N,Y,N,N,N)
OUTPUT(LTLS,Y,N,Y,Y,Y,Y)
OUTPUT(WDIS,Y,N,Y,N,N,N)
************************************************************
Group 22. Monitor Print-Out
IXMON = 1 ;IYMON = 19 ;IZMON = 10
NPRMON = 20 ;NPRMNT = 1 ;TSTSWP = -1
UWATCH = T ;USTEER = T
HIGHLO = F
************************************************************
Group 23.Field Print-Out & Plot Control
NPRINT = 100000 ;NUMCLS = 5
NYPRIN = 2 ;IYPRF = 1 ;IYPRL = 10000
NZPRIN = 5 ;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
PATCH(EXIT ,PROFIL, 1, 1, 1, 20, 19, 19, 1, 1)
PLOT(EXIT ,W1 ,0. ,0. )
PLOT(EXIT ,A ,0. ,0. )
PLOT(EXIT ,B ,0. ,0. )
PLOT(EXIT ,C ,0. ,0. )
PATCH(PIPE ,CONTUR, 1, 1, 1, 20, 1, 20, 1, 1)
PLOT(PIPE ,W1 ,0. ,10. )
PLOT(PIPE ,H1 ,0. ,10. )
PLOT(PIPE ,A ,0. ,10. )
PLOT(PIPE ,B ,0. ,10. )
PLOT(PIPE ,C ,0. ,10. )
************************************************************
Group 24. Dumps For Restarts
SAVE = T ;NOWIPE = F
NSAVE =CHAM
STOP