TALK=F;RUN( 1, 1)
************************************************************
Q1 created by VDI menu, Version 2009, Date 17/02/09
CPVNAM=VDI;SPPNAM=Core
************************************************************
Echo DISPLAY / USE settings
PHOTON USE
p;;;;
use patgeo
gr ou z 1
msg contours of velocity, and velocity vectors
con u1 z 1 fi;0.01;vec z 1
msg press RETURN for length scale
pause;con off;vec off;red
msg contours of turbulence length scale
con len1 z 1 fi;0.01;pause;con off;red
msg contours of effective viscosity
con enut z 1 fi;0.01
enduse
DISPLAY
This case involves steady, turbulent flow over a backward-facing
step, of height h, in a two-dimensional channel of width 3*h.
The calculations are started at a distance 4h upstream of the step
and terminated at a distance 16h downstream.
//////////////////////// wall ///////////////////////
-----------------------------------------------------
Pressure
Inlet -------> ---------> fixed at
zero
/________________
| ////////////////| Exit
| wall /| Recirculation
| /| <---- ----->
\ constant /|____________________________________
prescribed mass //////////////////////////////////////
inflow rate wall
ENDDIS
************************************************************
IRUNN = 1 ;LIBREF = 290
************************************************************
Group 1. Run Title
TEXT(Flow over backward step. LVEL model
************************************************************
Group 2. Transience
STEADY = T
**** Select caseNO *****
integer(caseno)
mesg(caseno=1: USP
mesg(caseno=2: Structured Phoenics
caseno=1
mesgm(caseno = :caseno: Enter another if you want
readvdu(caseno, int, 1)
if(:caseno:.LT.1.or.:caseno:.gt.2) then
caseno=1
endif
caseno
************************************************************
Groups 3, 4, 5 Grid Information
* Overall number of cells, RSET(M,NX,NY,NZ,tolerance)
BOOLEAN(lAUTO)
if(caseno.eq.1)then
mesg(Do you want to use automatic mode (y) or manual (n)?
readvdu(ans,char,n)
if(:ans:.eq.y)then
lAUTO=T
else
lAUTO=F
endif
INTEGER(LEVEL)
LEVEL = 0
if(lAUTO)then
mesg(Current level of refinement is :LEVEL:
mesg(Minimum level of refinement is 0, maximum is 3
mesg(Enter new level of refinement, if you want
else
mesg(Current level of coarsening is :LEVEL:
mesg(Minimum level of coarsening is 0, maximum is 2
mesg(Enter new level of coarsening, if you want
endif
readvdu(LEVEL,int,LEVEL)
if(lAUTO)then
NX=20; NY=6
else
NX=40; NY=12
if(LEVEL.gt.0)then
NX=NX*2; NY=NY*2
endif
if(LEVEL.gt.1)then
NX=NX*2; NY=NY*2
endif
if(LEVEL.gt.2)then
NX=NX*2; NY=NY*2
endif
endif
RSET(M,NX,NY,1,7.620000E-05)
else
RSET(M,40,30,1,7.619999E-05)
lAUTO=F
endif
************************************************************
Group 6. Body-Fitted coordinates
************************************************************
Group 7. Variables: STOREd,SOLVEd,NAMEd
ONEPHS = T
* Non-default variable names
NAME(145)=PRPS ;NAME(146)=WGAP
NAME(148)=WDIS ;NAME(149)=LEN1
NAME(150) =ENUT
* Solved variables list
SOLVE(P1,U1,V1)
* Stored variables list
STORE(ENUT,LEN1,WDIS,WGAP,PRPS)
* Additional solver options
SOLUTN(P1,Y,Y,Y,N,N,N)
TURMOD(LVEL)
************************************************************
Group 8. Terms & Devices
IF(caseno.NE.2) THEN ! USP
USP = T ; USPDBG= F
UAUTO = lAUTO
UTCPLT= T
USPTER = F
USPVTK = T
USPIMB = T ; UGTGRD= T
MXLEV = LEVEL ; MYLEV = LEVEL ;MZLEV = 0
DOMAT = -1
CELLST = 1 ; FACEST= 1
MINPRP = -1 ; MAXPRP= 250
UMXLEV = LEVEL ; UMXCLS= 100000
UNOLAY = 2
UIOLEV = 1
UWALEV = LEVEL
UMXCRS = 16
PARSOL = F
mesg(Do you want to view results in the centres of cells? (y/n)
readvdu(ans,char,n)
if(:ans:.eq.y)then
SPEDAT(SET,USPIO,VERTCENT,L,F)
endif
ENDIF
************************************************************
Group 9. Properties
RHO1 =1.
ENUL =1.100667E-05
CP1 =1.
************************************************************
Group 10.Inter-Phase Transfer Processes
************************************************************
Group 11.Initialise Var/Porosity Fields
FIINIT(P1)=1.3E-04 ;FIINIT(U1)=13.
FIINIT(PRPS)=-1. ;FIINIT(WGAP)=1.001E-10
FIINIT(LTLS)=1.001E-10 ;FIINIT(WDIS)=0.01143
FIINIT(LEN1)=1.001E-10 ;FIINIT(ENUT)=1.001E-10
No PATCHes used for this Group
INIADD = F
************************************************************
Group 12. Convection and diffusion adjustments
No PATCHes used for this Group
************************************************************
Group 13. Boundary & Special Sources
No PATCHes used for this Group
EGWF = T
************************************************************
Group 14. Downstream Pressure For PARAB
************************************************************
Group 15. Terminate Sweeps
LSWEEP = 1000
IF(caseno.EQ.1)THEN
RESFAC =1.0E-05
ELSE
RESFAC =1.0E-02
ENDIF
************************************************************
Group 16. Terminate Iterations
************************************************************
Group 17. Relaxation
IF(caseno.EQ.1)THEN
RELAX(P1 ,LINRLX,0.5)
RELAX(U1 ,FALSDT,1.E-2)
RELAX(V1 ,FALSDT,1.E-2)
mesg(Do you want to use collocated arrangement (y) or staggered one (n)? (y/n)
readvdu(ans,char,n)
if(:ans:.eq.y)then
SPEDAT(SET,USP,METHOD,I,1)
RELAX(P1 ,LINRLX, 0.15)
RELAX(U1 ,FALSDT, 1.E-02)
RELAX(V1 ,FALSDT, 1.E-02)
mesg(Do you want to use SIMPLEST (y) or SIMPLE (n)? (y/n)
readvdu(ans,char,n)
if(:ans:.eq.y)then
SPEDAT(SET,USP,SIMPLEST,L,T)
endif
endif
else
RELAX(P1 ,LINRLX,1. )
RELAX(U1 ,FALSDT,0.011723 )
RELAX(V1 ,FALSDT,0.011723 )
ENDIF
************************************************************
Group 18. Limits
************************************************************
Group 19. EARTH Calls To GROUND Station
************************************************************
Group 20. Preliminary Printout
************************************************************
Group 21. Print-out of Variables
OUTPUT(WDIS,Y,N,N,N,N,N)
************************************************************
Group 22. Monitor Print-Out
IXMON = 10 ;IYMON = 8 ;IZMON = 1
NPRMON = 100
NPRMNT = 1
TSTSWP = -1
************************************************************
Group 23.Field Print-Out & Plot Control
NPRINT = 100000
IPLTF = 1 ;IPLTL = 100
NPLT = 1
ISWPRF = 1 ;ISWPRL = 100000
ITABL = 1
************************************************************
Group 24. Dumps For Restarts
GVIEW(P,0.,0.,1.)
GVIEW(UP,0.,1.,0.)
> DOM, SIZE, 8.000000E-01, 1.200000E-01, 1.000000E+00
> DOM, MONIT, 1.809750E-01, 2.857500E-02, 5.000000E-01
> DOM, SCALE, 1.000000E+00, 1.000000E+00, 1.000000E+00
> DOM, SNAPSIZE, 1.000000E-02
if (caseno.eq.2)then
> GRID, RSET_X_1, 8, 1.000000E+00
> GRID, RSET_X_2, 8, 1.000000E+00
> GRID, RSET_X_3, 24, 1.000000E+00
> GRID, RSET_Y_1, 10, 1.000000E+00
> GRID, RSET_Y_2, 20, 1.000000E+00
> GRID, RSET_Z_1, 1, 1.000000E+00
endif
> DOM, T_AMBIENT, 0.000000E+00
if(lAUTO)then
else
> OBJ, NAME, X2
> OBJ, POSITION, 3.048000E-01, 0.000000E+00, 0.000000E+00
> OBJ, SIZE, 0.000000E+00, 1.143000E-01, 1.000000E+00
> OBJ, GEOMETRY, wirexyz
> OBJ, TYPE, NULL
endif
> OBJ, NAME, STEP
> OBJ, POSITION, 0.000000E+00, 0.000000E+00, 0.000000E+00
> OBJ, SIZE, 1.600000E-01, 4.000000E-02, 1.000000E+00
> OBJ, GEOMETRY, cube14
> OBJ, TYPE, BLOCKAGE
> OBJ, MATERIAL, 198,Solid with smooth-wall friction
> OBJ, NAME, INLET
> OBJ, POSITION, 0.000000E+00, 4.000000E-02, 0.000000E+00
> OBJ, SIZE, 0.000000E+00, 8.000000E-02, 1.000000E+00
> OBJ, GEOMETRY, cube3t
> OBJ, TYPE, INLET
> OBJ, PRESSURE, P_AMBIENT
> OBJ, VELOCITY, 13. ,0. ,0.
> OBJ, NAME, OUTLET
> OBJ, POSITION, 8.000000E-01, 0.000000E+00, 0.000000E+00
> OBJ, SIZE, 0.000000E+00, 1.200000E-01, 1.000000E+00
> OBJ, GEOMETRY, cube12t
> OBJ, TYPE, OUTLET
> OBJ, PRESSURE, 0.
> OBJ, COEFFICIENT, 1.0E+05
> OBJ, NAME, WFNN
> OBJ, POSITION, 0.000000E+00, 1.200000E-01, 0.000000E+00
> OBJ, SIZE, 8.000000E-01, 0.000000E+00, 1.000000E+00
> OBJ, GEOMETRY, cube11
> OBJ, TYPE, PLATE
> OBJ, NAME, WFNS
> OBJ, POSITION, 1.600000E-01, 0.000000E+00, 0.000000E+00
> OBJ, SIZE, 6.400000E-01, 0.000000E+00, 1.000000E+00
> OBJ, GEOMETRY, cube11
> OBJ, TYPE, PLATE
if(caseno.eq.2)then
else
if(lAUTO)then
else
if(LEVEL.gt.0)then
> OBJ, NAME, B1
> OBJ, POSITION, 0.100000E+00, 0.000000E+00, 0.000000E+00
> OBJ, SIZE, 0.400000E+00, 8.000000E-02, 1.000000E+00
> OBJ, GEOMETRY, fine
> OBJ, ROTATION24, 1
> OBJ, TYPE, FINE_GRID_VOL
> OBJ, LEVELS, 0.000000E+00, 0.000000E+00, 0.000000E+00
> OBJ, AXES, OXY
endif
if(LEVEL.gt.1)then
> OBJ, NAME, B2
> OBJ, POSITION, 0.120000E+00, 0.000000E+00, 0.000000E+00
> OBJ, SIZE, 0.340000E+00, 7.000000E-02, 1.000000E+00
> OBJ, GEOMETRY, fine
> OBJ, ROTATION24, 1
> OBJ, TYPE, FINE_GRID_VOL
> OBJ, LEVELS, 1.000000E+00, 1.000000E+00, 0.000000E+00
> OBJ, AXES, OXY
endif
if(LEVEL.gt.2)then
> OBJ, NAME, B3
> OBJ, POSITION, 0.140000E+00, 0.000000E+00, 0.000000E+00
> OBJ, SIZE, 0.280000E+00, 6.000000E-02, 1.000000E+00
> OBJ, GEOMETRY, fine
> OBJ, ROTATION24, 1
> OBJ, TYPE, FINE_GRID_VOL
> OBJ, LEVELS, 2.000000E+00, 2.000000E+00, 0.000000E+00
> OBJ, AXES, OXY
endif
endif
endif
STOP