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

5 1

msg Circular pipe
msg radial direction magnified by factor of 5
gr y m
msg Press  to continue
pause
gr y m
msg Concentration contour of particle 1
msg in various z planes
con pt1 z 1 fi;0.01
con pt1 z 4 fi;0.01
con pt1 z 7 fi;0.01
con pt1 z 10 fi;0.01
msg Press  to continue
pause
cl
gr y m
msg Concentration contour of particle 2
msg in various z planes
con pt2 z 1 fi;0.01
con pt2 z 4 fi;0.01
con pt2 z 7 fi;0.01
con pt2 z 10 fi;0.01
msg Press e to END
enduse
DISPLAY

This case calculates the accumulation of two groups of particles,
of different diameters, along the bottom of a circular pipe
through which liquid flows from low z to high z. The particle
slip velocities are normal to the continuous phase flow direction.

enddis
************************************************************
Group 1. Run Title and Number
************************************************************
************************************************************

TEXT(3D flow in a circular pipe: P110        )

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

IRUNN = 1 ;LIBREF = 30
************************************************************
Group 2. Time dependence
************************************************************
Group 3. X-Direction Grid Spacing
CARTES = F
NX = 10
XULAST =6.2832
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 = 5
YVLAST =0.25
YFRAC(1)=0.2 ;YFRAC(2)=0.4
YFRAC(3)=0.6 ;YFRAC(4)=0.8
YFRAC(5)=1.
************************************************************
Group 5. Z-Direction Grid Spacing
PARAB = F
NZ = 11
ZWLAST =5.5
ZFRAC(1)=0.090909 ;ZFRAC(2)=0.181818
ZFRAC(3)=0.272727 ;ZFRAC(4)=0.363636
ZFRAC(5)=0.454545 ;ZFRAC(6)=0.545455
ZFRAC(7)=0.636364 ;ZFRAC(8)=0.727273
ZFRAC(9)=0.818182 ;ZFRAC(10)=0.909091
ZFRAC(11)=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(16)=PT0 ;NAME(17)=PT1
NAME(18)=PT2 ;NAME(147)=IMB1
NAME(148)=VFOL ;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,N,N,N,Y)
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(PT0,Y,Y,N,N,N,Y)
SOLUTN(PT1,Y,Y,N,N,N,Y)
SOLUTN(PT2,Y,Y,N,N,N,Y)
SOLUTN(IMB1,Y,N,N,N,N,Y)
SOLUTN(VFOL,Y,Y,N,N,N,Y)
SOLUTN(VISL,Y,N,N,N,N,Y)
SOLUTN(DEN1,Y,N,N,N,N,Y)
DEN1 = 150
VISL = 149
IMB1 = 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(U1,Y,Y,Y,Y,Y,Y)
TERMS(V1,Y,Y,Y,Y,Y,Y)
TERMS(W1,Y,Y,Y,Y,Y,Y)
TERMS(PT0,N,Y,Y,Y,Y,Y)
TERMS(PT1,N,Y,Y,Y,N,Y)
TERMS(PT2,N,Y,Y,Y,Y,Y)
TERMS(VFOL,N,N,N,N,Y,Y)
DIFCUT =0.5 ;ZDIFAC =1.
GALA = T ;ADDDIF = F
NEWRH1 = T
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 = GRND ;TMP1 =0.
EL1 =0.
TSURR =0. ;TEMP0 =0.
PRESS0 =0.
DVO1DT =0. ;DRH1DP =0.
RHO1A =0. ;RHO1B =0.
RHO1C =0.
EMISS =0. ;SCATT =0.
ENUL = GRND ;ENUT =0.
ENULA =0. ;ENULB =0.
ENULC =0.
CINT(PT0)=1. ;CINT(PT1)=1.0E-04
CINT(PT2)=2.0E-05 ;CINT(IMB1)=1.
CINT(VFOL)=1. ;CINT(VISL)=1.
CINT(DEN1)=1.
PHINT(PT0)=1000. ;PHINT(PT1)=2000.
PHINT(PT2)=2000. ;PHINT(IMB1)=-2.022E+04
PHINT(VFOL)=-2.022E+04 ;PHINT(VISL)=-2.022E+04
PHINT(DEN1)=-2.022E+04
PRNDTL(U1)=1. ;PRNDTL(V1)=1.
PRNDTL(W1)=1. ;PRNDTL(PT0)=1.0E-05
PRNDTL(PT1)=2.5E-06 ;PRNDTL(PT2)=2.5E-06
PRT(U1)=1. ;PRT(V1)=1.
PRT(W1)=1. ;PRT(PT0)=1.
PRT(PT1)=1. ;PRT(PT2)=1.
CP1 =1. ;CP2 =1.
************************************************************
Group 10.Inter-Phase Transfer Processes
************************************************************
Group 11.Initial field variables (PHIs)
FIINIT(P1)=1.0E+04 ;FIINIT(U1)=0.
FIINIT(V1)=0. ;FIINIT(W1)=1.
FIINIT(PT0)=0.8 ;FIINIT(PT1)=0.1
FIINIT(PT2)=0.1 ;FIINIT(IMB1)=1.0E-10
FIINIT(VFOL)=1.0E-10 ;FIINIT(VISL)=1.0E-10
FIINIT(DEN1)=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(ASMIN ,LOW , 1, 10, 1, 5, 1, 1, 1, 1)
COVAL(ASMIN ,P1 , FIXFLU ,1200. )
COVAL(ASMIN ,W1 ,0. ,1. )
COVAL(ASMIN ,PT0 ,0. ,0.8 )
COVAL(ASMIN ,PT1 ,0. ,0.1 )
COVAL(ASMIN ,PT2 ,0. ,0.1 )
COVAL(ASMIN ,VFOL,0. ,8.333334E-04 )

PATCH(ASMOU1 ,HIGH , 1, 10, 1, 5, 11, 11, 1, 1)
COVAL(ASMOU1 ,P1 ,0.1 ,0. )

PATCH(BUOYANCY,PHASEM, 1, 10, 1, 5, 1, 11, 1, 1)
COVAL(BUOYANCY,U1 , FIXFLU , GRND1 )
COVAL(BUOYANCY,V1 , FIXFLU , GRND1 )
XCYCLE = F
EGWF = T
WALLCO = GRND2
BUOYA =0. ; BUOYB =-9.81
BUOYC =0.
************************************************************
Group 14. Downstream Pressure For PARAB
************************************************************
Group 15. Terminate Sweeps
LSWEEP = 35 ;ISWC1 = 1
LITHYD = 1 ;LITFLX = 1 ;LITC = 1 ;ITHC1 = 1
SELREF = T
RESFAC =1.0E-04
************************************************************
Group 16. Terminate Iterations
LITER(P1)=20 ;LITER(U1)=10
LITER(V1)=10 ;LITER(W1)=10
LITER(PT0)=2 ;LITER(PT1)=5
LITER(PT2)=20 ;LITER(VFOL)=20
ENDIT(P1)=1.0E-03 ;ENDIT(U1)=1.0E-03
ENDIT(V1)=1.0E-03 ;ENDIT(W1)=1.0E-03
ENDIT(PT0)=1.0E-08 ;ENDIT(PT1)=1.0E-05
ENDIT(PT2)=1.0E-03 ;ENDIT(VFOL)=1.0E-03
************************************************************
Group 17. Relaxation
RELAX(P1,LINRLX,1.)
RELAX(U1,FALSDT,1.)
RELAX(V1,FALSDT,1.)
RELAX(W1,FALSDT,1.)
RELAX(PT0,LINRLX,0.7)
RELAX(PT1,LINRLX,0.7)
RELAX(PT2,FALSDT,1.0E+09)
RELAX(IMB1,LINRLX,1.)
RELAX(VFOL,FALSDT,1.0E+09)
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(PT0)=1.0E+10 ;VARMIN(PT0)=-1.0E+10
VARMAX(PT1)=1.0E+10 ;VARMIN(PT1)=-1.0E+10
VARMAX(PT2)=1.0E+10 ;VARMIN(PT2)=-1.0E+10
VARMAX(IMB1)=1.0E+10 ;VARMIN(IMB1)=-1.0E+10
VARMAX(VFOL)=1.0E+10 ;VARMIN(VFOL)=-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
ASLP = T
PARSOL = F
LASLPA = T ;LASLPB = T
ISG62 = 1
************************************************************
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,Y,Y,Y,Y,Y)
OUTPUT(U1,Y,Y,Y,Y,Y,Y)
OUTPUT(V1,Y,Y,Y,Y,Y,Y)
OUTPUT(W1,Y,Y,Y,Y,Y,Y)
OUTPUT(PT0,Y,N,Y,Y,Y,Y)
OUTPUT(PT1,Y,N,Y,Y,Y,Y)
OUTPUT(PT2,Y,N,Y,Y,Y,Y)
OUTPUT(IMB1,Y,N,Y,N,N,N)
OUTPUT(VFOL,N,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 = 2 ;IZMON = 5
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 = 2 ;IPLTL = 35 ;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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