TALK=T;RUN(1,1)
DISPLAY
Simulation of laminar steady flow around an inclined tube
in a uniform stream. The tube is presented in the form of
two coaxial cylinders. The external cylinder has the material
with number 198 and the internal cylinder has the material
of domain.
The grid is cartesian and rather coarse (20*20*20), but the flow
follows the curved surface smoothly because the SPARSOL technique
is used.
The fluid is atmospheric air, treated as incompressible.
The variables computed are:
* p1, the pressure,
* u1, the x-direction velocity,
* v1, the y-direction velocity, and
* w1, the z-direction velocity.
This file contains a macro of commands which cause the Viewer
(when the macro button is pressed) to display contours
automatically.
ENDDIS
VRV USE
* Start of frame
OBJECT PAINT TYPE BLOCKAGE ON
OBJECT WIREFRAME TYPE BLOCKAGE ON
PAUSE
* Start of frame
OBJECT PAINT TYPE BLOCKAGE OFF
OBJECT WIREFRAME TYPE BLOCKAGE ON
VARIABLE Pressure; CON ON
msg Pressure contours
PAUSE
* Start of frame
VARIABLE Velocity; VEC ON
msg Pressure contours superimposed by velocity vectors
PAUSE
ENDUSE
************************************************************
Group 1. Run Title and Number
************************************************************
************************************************************
TEXT(Flow around an inclined tube )
************************************************************
************************************************************
IRUNN = 1 ;LIBREF = 0
************************************************************
Group 2. Time dependence
STEADY = T
************************************************************
Group 3. X-Direction Grid Spacing
CARTES = T
NX = 20
XULAST =4.
XFRAC(1)=0.05 ;XFRAC(2)=0.1
XFRAC(3)=0.15 ;XFRAC(4)=0.2
XFRAC(5)=0.25 ;XFRAC(6)=0.3
XFRAC(7)=0.35 ;XFRAC(8)=0.4
XFRAC(9)=0.45 ;XFRAC(10)=0.5
XFRAC(11)=0.55 ;XFRAC(12)=0.6
XFRAC(13)=0.65 ;XFRAC(14)=0.7
XFRAC(15)=0.75 ;XFRAC(16)=0.8
XFRAC(17)=0.85 ;XFRAC(18)=0.9
XFRAC(19)=0.95 ;XFRAC(20)=1.
************************************************************
Group 4. Y-Direction Grid Spacing
NY = 20
YVLAST =4.
YFRAC(1)=0.05 ;YFRAC(2)=0.1
YFRAC(3)=0.15 ;YFRAC(4)=0.2
YFRAC(5)=0.25 ;YFRAC(6)=0.3
YFRAC(7)=0.35 ;YFRAC(8)=0.4
YFRAC(9)=0.45 ;YFRAC(10)=0.5
YFRAC(11)=0.55 ;YFRAC(12)=0.6
YFRAC(13)=0.65 ;YFRAC(14)=0.7
YFRAC(15)=0.75 ;YFRAC(16)=0.8
YFRAC(17)=0.85 ;YFRAC(18)=0.9
YFRAC(19)=0.95 ;YFRAC(20)=1.
************************************************************
Group 5. Z-Direction Grid Spacing
PARAB = F
NZ = 20
ZWLAST =10.
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(3)=U1
NAME(5)=V1 ;NAME(7)=W1
NAME(150)=PRPS
* 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,Y)
SOLUTN(U1,Y,Y,N,N,N,Y)
SOLUTN(V1,Y,Y,Y,N,N,Y)
SOLUTN(W1,Y,Y,Y,N,N,Y)
SOLUTN(PRPS,Y,N,N,N,N,Y)
PRPS = 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(U1,Y,Y,Y,Y,Y,Y)
TERMS(V1,Y,Y,Y,Y,Y,Y)
TERMS(W1,Y,Y,Y,Y,Y,Y)
DIFCUT =0.5 ;ZDIFAC =1.
GALA = F ;ADDDIF = F
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 =0.
TSURR =0. ;TEMP0 =0. ;PRESS0 =0.
DVO1DT =0. ;DRH1DP =0.
EMISS =0. ;SCATT =0.
RADIA =0. ;RADIB =0.
ENUL =0.05 ;ENUT =0.
PRNDTL(U1)=1. ;PRNDTL(V1)=1.
PRNDTL(W1)=1.
PRT(U1)=1. ;PRT(V1)=1.
PRT(W1)=1.
CP1 =1005. ;CP2 =1.
************************************************************
Group 10.Inter-Phase Transfer Processes
************************************************************
Group 11.Initial field variables (PHIs)
FIINIT(P1)=1.0E-10 ;FIINIT(U1)=1.0E-10
FIINIT(V1)=1.0E-10 ;FIINIT(W1)=1.
FIINIT(PRPS)=-1.
PATCH(^OB3 ,INIVAL, 3, 0, 0, 0, 0, 0, 1, 1)
INIT(^OB3 ,PRPS,0. ,198. )
PATCH(^OB4 ,INIVAL, 4, 0, 0, 0, 0, 0, 1, 1)
INIT(^OB4 ,PRPS,0. ,-1. )
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(OB1 ,LOW , 1, 20, 1, 20, 1, 1, 1, 1)
COVAL(OB1 ,P1 , FIXFLU ,1. )
COVAL(OB1 ,U1 ,0. ,0. )
COVAL(OB1 ,V1 ,0. ,0. )
COVAL(OB1 ,W1 ,0. ,1. )
PATCH(OB2 ,HIGH , 1, 20, 1, 20, 20, 20, 1, 1)
COVAL(OB2 ,P1 ,1000. ,0. )
COVAL(OB2 ,U1 ,0. ,0. )
COVAL(OB2 ,V1 ,0. ,0. )
COVAL(OB2 ,W1 ,0. ,0. )
XCYCLE = F
EGWF = T
WALLCO = GRND2
************************************************************
Group 14. Downstream Pressure For PARAB
************************************************************
Group 15. Terminate Sweeps
LSWEEP = 150 ;ISWC1 = 1
LITHYD = 1 ;LITFLX = 1 ;LITC = 1 ;ITHC1 = 1
SELREF = T
RESFAC =1.0E-03
************************************************************
Group 16. Terminate Iterations
LITER(P1)=20 ;LITER(U1)=10
LITER(V1)=10 ;LITER(W1)=10
ENDIT(P1)=1.0E-03 ;ENDIT(U1)=1.0E-03
ENDIT(V1)=1.0E-03 ;ENDIT(W1)=1.0E-03
************************************************************
Group 17. Relaxation
RELAX(P1,LINRLX,1.)
RELAX(U1,FALSDT,1.)
RELAX(V1,FALSDT,1.)
RELAX(W1,FALSDT,1.)
RELAX(PRPS,LINRLX,1.)
OVRRLX =0.
EXPERT = F ;NNORSL = F
************************************************************
Group 18. Limits
VARMAX(P1)=1.0E+10 ;VARMIN(P1)=-1.0E+10
VARMAX(U1)=1.0E+06 ;VARMIN(U1)=-1.0E+06
VARMAX(V1)=1.0E+06 ;VARMIN(V1)=-1.0E+06
VARMAX(W1)=1.0E+06 ;VARMIN(W1)=-1.0E+06
VARMAX(PRPS)=1.0E+10 ;VARMIN(PRPS)=-1.0E+10
************************************************************
Group 19. Data transmitted to GROUND
PARSOL = F
ISG62 = 1
SPEDAT(SET,GXMONI,PLOTALL,L,T)
SPEDAT(SET,OBJNAM,!OB1,C,INLET)
SPEDAT(SET,OBJTYP,!OB1,C,INLET)
SPEDAT(SET,OBJNAM,!OB2,C,OUTLET)
SPEDAT(SET,OBJTYP,!OB2,C,OUTLET)
SPEDAT(SET,ARATIO,!OB2,R,1.)
SPEDAT(SET,OBJNAM,^OB3,C,EXTERNAL)
SPEDAT(SET,OBJTYP,^OB3,C,BLOCKAGE)
SPEDAT(SET,EXTERNAL,MATERIAL,R,198.)
SPEDAT(SET,OBJNAM,^OB4,C,INTERNAL)
SPEDAT(SET,OBJTYP,^OB4,C,BLOCKAGE)
SPEDAT(SET,INTERNAL,MATERIAL,R,-1.)
SPEDAT(SET,FACETDAT,NUMOBJ,I,4)
SPEDAT(SET,MATERIAL,198,L,T)
************************************************************
Group 20. Preliminary Printout
DISTIL = T ;NULLPR = F
NDST = 0
DSTTOL =1.0E-02
EX(P1)=0.3522 ;EX(U1)=0.
EX(V1)=0.07498 ;EX(W1)=1.022
EX(PRPS)=5.237
************************************************************
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(U1,Y,N,Y,Y,Y,Y)
OUTPUT(V1,Y,N,Y,Y,Y,Y)
OUTPUT(W1,Y,N,Y,Y,Y,Y)
OUTPUT(PRPS,Y,N,Y,N,N,N)
************************************************************
Group 22. Monitor Print-Out
IXMON = 10 ;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
NXPRIN = -1 ;IXPRF = 1 ;IXPRL = 10000
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