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



  surf mark x;.99
  surf mark y;.99
  surf mark z;.99
  gr ou z 1
  gr ou z m;gr ou y 1;gr ou y m
  vec x 5 sh
  ENDUSE
   PLANTBEGIN
NAMSAT=MOSG
ENUL=GRND
   VISL=1.
   REGION() 0
   VISL=2.e5
   REGION() 1

PATCH(SS001VEL,CELL,1,NX,1,NY,1,NZ,1,lstep)
   CO=2.e5
   VAL=0.0
COVAL(SS001VEL,V1,GRND,GRND)
   CO=2.e5
   VAL=0.0
COVAL(SS001VEL,W1,GRND,GRND)
   CO=2.e5
   VAL=0.0
COVAL(SS001VEL,U1,GRND,GRND)

               *** Drag force ***
   DRAG = SUM(AHIGH*((P1+DEN1*W1**2)-              (P1[,,NZ$
]+DEN1*W1[,,NZ-1]**2)))
  REGION(1,NX,1,NY,1,1)
               *** Drag coefficient ***
   CODRAG = SUM(DRAG/((14.44*6.+5.4*3.6)*DEN1*10.**2))
  REGION(1,1,1,1,1,1)
  PLANTEND
 ************************************************************
  Group 1. Run Title and Number
 ************************************************************
 ************************************************************
 
 TEXT( Drag of rectangular box                )
 
 ************************************************************
 ************************************************************
 
 IRUNN = 1 ;LIBREF = 0
 ************************************************************
  Group 2. Time dependence
 STEADY = T
 ************************************************************
  Group 3. X-Direction Grid Spacing
 CARTES = T
 NX = 10
 XULAST =9.
 XFRAC(1)=0.1 ;XFRAC(2)=0.2
 XFRAC(3)=0.3 ;XFRAC(4)=0.4
 XFRAC(5)=0.5 ;XFRAC(6)=0.6
 XFRAC(7)=0.7 ;XFRAC(8)=0.8
 XFRAC(9)=0.9 ;XFRAC(10)=1.
 ************************************************************
  Group 4. Y-Direction Grid Spacing
 NY = 20
 YVLAST =9.
 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 =20.
 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(148)=MARK ;NAME(149)=VISL
 NAME(150)=DEN1
    * 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(U1,Y,Y,N,N,N,Y)
 SOLUTN(V1,Y,Y,N,N,N,Y)
 SOLUTN(W1,Y,Y,N,N,N,Y)
 SOLUTN(MARK,Y,N,N,N,N,Y)
 SOLUTN(VISL,Y,N,N,N,N,Y)
 SOLUTN(DEN1,Y,N,N,N,N,Y)
 DEN1 = 150
 VISL = 149
 ************************************************************
  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
 NEWENL = 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 =0.
 TSURR =0. ;TEMP0 =0. ;PRESS0 =0.
 DVO1DT =0. ;DRH1DP =0.
 EMISS =0. ;SCATT =0.
 RADIA =0. ;RADIB =0.
 ENUL = GRND ;ENUT =0.
 ENULA =0. ;ENULB =0. ;ENULC =0. ;ENULD =0.
 ENULE =0. ;ENULF =0. ;ENULG =0.
 IENULA = 0 ;IENULB = 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)=0. ;FIINIT(U1)=0.
 FIINIT(V1)=1.0E-10 ;FIINIT(W1)=1.0E-10
 FIINIT(MARK)=0. ;FIINIT(VISL)=1.001E-10
 FIINIT(DEN1)=1.001E-10
 
 PATCH(^INIMARK,INIVAL, 1, 0, 0, 0, 0, 0, 1, 1)
 INIT(^INIMARK,MARK,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(SS001VEL,CELL , 1, 10, 1, 20, 1, 20, 1, 1)
 COVAL(SS001VEL,U1 , GRND , GRND )
 COVAL(SS001VEL,V1 , GRND , GRND )
 COVAL(SS001VEL,W1 , GRND , GRND )
 
 PATCH(OB2 ,LOW , 1, 10, 1, 20, 1, 1, 1, 1)
 COVAL(OB2 ,P1 , FIXFLU ,10. )
 COVAL(OB2 ,U1 ,0. ,0. )
 COVAL(OB2 ,V1 ,0. ,0. )
 COVAL(OB2 ,W1 ,0. ,10. )
 
 PATCH(OB3 ,HIGH , 1, 10, 1, 20, 20, 20, 1, 1)
 COVAL(OB3 ,P1 ,1000. ,0. )
 COVAL(OB3 ,U1 ,0. ,0. )
 COVAL(OB3 ,V1 ,0. ,0. )
 COVAL(OB3 ,W1 ,0. ,0. )
 XCYCLE = F
 EGWF = T
 WALLCO = GRND2
 ************************************************************
  Group 14. Downstream Pressure For PARAB
 ************************************************************
  Group 15. Terminate Sweeps
 LSWEEP = 200 ;ISWC1 = 1
 LITHYD = 1 ;LITFLX = 1 ;LITC = 1 ;ITHC1 = 1
 SELREF = T
 RESFAC =1.0E-02
 ************************************************************
  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,0.5)
 RELAX(U1,FALSDT,0.1)
 RELAX(V1,FALSDT,0.1)
 RELAX(W1,FALSDT,0.1)
 RELAX(MARK,LINRLX,1.)
 RELAX(VISL,LINRLX,1.)
 RELAX(DEN1,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(MARK)=1.0E+10 ;VARMIN(MARK)=-1.0E+10
 VARMAX(VISL)=1.0E+10 ;VARMIN(VISL)=-1.0E+10
 VARMAX(DEN1)=1.0E+10 ;VARMIN(DEN1)=-1.0E+10
 ************************************************************
  Group 19. Data transmitted to GROUND
 NAMSAT =MOSG
 PARSOL = F
 ISG62 = 1
 SPEDAT(SET,GXMONI,PLOTALL,L,T)
 SPEDAT(SET,OBJNAM,^INIMARK,C,INIMARK)
 SPEDAT(SET,OBJTYP,^INIMARK,C,USER_DEFINED)
 SPEDAT(SET,OBJNAM,!OB2,C,INLW)
 SPEDAT(SET,OBJTYP,!OB2,C,INLET)
 SPEDAT(SET,OBJNAM,!OB3,C,OUTLE)
 SPEDAT(SET,OBJTYP,!OB3,C,OUTLET)
 SPEDAT(SET,ARATIO,!OB3,R,1.)
 SPEDAT(SET,FACETDAT,NUMOBJ,I,3)
 ************************************************************
  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(U1,Y,N,Y,Y,Y,Y)
 OUTPUT(V1,Y,N,Y,Y,Y,Y)
 OUTPUT(W1,Y,N,Y,Y,Y,Y)
 OUTPUT(MARK,Y,N,Y,N,N,N)
 OUTPUT(VISL,Y,N,Y,N,N,N)
 OUTPUT(DEN1,Y,N,Y,N,N,N)
 ************************************************************
  Group 22. Monitor Print-Out
 IXMON = 5 ;IYMON = 12 ;IZMON = 1
 NPRMON = 200 ;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