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TALK=T;RUN(1,1)
DISPLAY

FLAME PHENOMENA (Propagation, ignition in a gas)

2-dimensional (x-y), cartesian, steady, elliptic simulation

Demonstration of some steady one-phase flame phenomena
namely   :-  1 D spontaneous ignition in a long duct
1 D laminar flame propagation

----------------------------------------------------
r=1.e-4        <--| flame-front                    r=1.
-----------------------------------------------------
x----->

In order to enable parametric studies to be made quickly,
and to facilitate display, each problem is made 2 D,
the additional dimensions being used for the varied
parameters.

enddis
PHOTON USE
p

msg Reactedness contours
con rctd z 1 fi;0.005
pause
*msg Velocity vectors. Press RETURN for grid
*set ref vec 10;vec z 1
*pause
msg Grid
gr z 1
msg( Press RETURN for velocity contours
pause
con off;vec off;red
msg Contours of gas velocity
con u1 z 1 fi;0.01
msg Press e to END
enduse
************************************************************
Group 1. Run Title and Number
************************************************************
************************************************************

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

IRUNN = 1 ;LIBREF = 851
************************************************************
Group 2. Time dependence
************************************************************
Group 3. X-Direction Grid Spacing
CARTES = T
NX = 100
XULAST =1.
XFRAC(1)=1.0E-02 ;XFRAC(21)=0.21
XFRAC(41)=0.41 ;XFRAC(61)=0.61
XFRAC(81)=0.81
************************************************************
Group 4. Y-Direction Grid Spacing
NY = 10
YVLAST =0.5
YFRAC(1)=0.1 ;YFRAC(2)=0.2
YFRAC(3)=0.3 ;YFRAC(4)=0.4
YFRAC(5)=0.5 ;YFRAC(6)=0.6
YFRAC(7)=0.7 ;YFRAC(8)=0.8
YFRAC(9)=0.9 ;YFRAC(10)=1.
************************************************************
Group 5. Z-Direction Grid Spacing
PARAB = F
NZ = 1
ZWLAST =1.
ZFRAC(1)=1.
************************************************************
Group 6. Body-Fitted Coordinates
************************************************************
Group 7. Variables: STOREd,SOLVEd,NAMEd
ONEPHS = T
NAME(1)=P1 ;NAME(3)=U1
NAME(5)=V1 ;NAME(14)=RCTD
NAME(145)=RHO1 ;NAME(146)=TMP1
NAME(147)=ENUL ;NAME(148)=NPOR
NAME(149)=EPOR ;NAME(150)=VPOR
* 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(RCTD,Y,Y,N,N,N,Y)
SOLUTN(RHO1,Y,N,N,N,N,Y)
SOLUTN(TMP1,Y,N,N,N,N,Y)
SOLUTN(ENUL,Y,N,N,N,N,Y)
SOLUTN(NPOR,Y,N,N,N,N,Y)
SOLUTN(EPOR,Y,N,N,N,N,Y)
SOLUTN(VPOR,Y,N,N,N,N,Y)
DEN1 = 145
VISL = 147
EPOR = 149 ;HPOR = 0 ;NPOR = 148 ;VPOR = 150
TEMP1 = 146
************************************************************
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(RCTD,N,Y,Y,Y,Y,Y)
DIFCUT =0.5 ;ZDIFAC =1.
GALA = F ;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 = GRND2 ;TMP1 = GRND2
EL1 =0.
TSURR =0. ;TEMP0 =0.
PRESS0 =0.
DVO1DT =0. ;DRH1DP =0.
RHO1A =1. ;RHO1B =5.
RHO1C =0.
TMP1A =0. ;TMP1B =0.
TMP1C =0.
TMP2A =0. ;TMP2B =0.
TMP2C =0.
EMISS =0. ;SCATT =0.
ENUL = GRND1 ;ENUT =0.
ENULA =0.2 ;ENULB =0.6
ENULC =0.
PRNDTL(U1)=1. ;PRNDTL(V1)=1.
PRNDTL(RCTD)=1.
PRT(U1)=1. ;PRT(V1)=1.
PRT(RCTD)=1.
CP1 =1. ;CP2 =1.
************************************************************
Group 10.Inter-Phase Transfer Processes
************************************************************
Group 11.Initial field variables (PHIs)
FIINIT(P1)=1.0E-10 ;FIINIT(U1)=1.
FIINIT(V1)=0. ;FIINIT(RCTD)=1.0E-02
FIINIT(RHO1)=1.0E-10 ;FIINIT(TMP1)=1.0E-10
FIINIT(ENUL)=1.0E-10 ;FIINIT(NPOR)=0.
FIINIT(EPOR)=1. ;FIINIT(VPOR)=1.

PATCH(POROS ,LINVLY, 1, 100, 1, 10, 1, 1, 1, 1)
INIT(POROS ,EPOR,0.7 ,0.12 )
INIT(POROS ,VPOR,0.7 ,0.12 )
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(IXEQNX ,CELL , 100, 100, 1, 10, 1, 1, 1, 1)
COVAL(IXEQNX ,P1 ,1. ,0. )
COVAL(IXEQNX ,RCTD, FIXVAL ,1. )

PATCH(IXEQ1 ,WEST , 1, 1, 1, 10, 1, 1, 1, 1)
COVAL(IXEQ1 ,P1 , FIXFLU ,1. )
COVAL(IXEQ1 ,U1 ,0. ,1. )
COVAL(IXEQ1 ,RCTD,0. ,1.0E-02 )

PATCH(CHSOTERM,PHASEM, 1, 100, 1, 10, 1, 1, 1, 1)
COVAL(CHSOTERM,RCTD, GRND7 ,1. )
XCYCLE = F
EGWF = T
WALLCO = GRND2
************************************************************
Group 14. Downstream Pressure For PARAB
************************************************************
Group 15. Terminate Sweeps
LSWEEP = 100 ;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(RCTD)=20
ENDIT(P1)=1.0E-03 ;ENDIT(U1)=1.0E-03
ENDIT(V1)=1.0E-03 ;ENDIT(RCTD)=1.0E-03
************************************************************
Group 17. Relaxation
RELAX(P1,LINRLX,0.5)
RELAX(U1,FALSDT,0.02)
RELAX(V1,FALSDT,1.0E-20)
RELAX(RCTD,FALSDT,1.0E+09)
RELAX(RHO1,LINRLX,0.5)
RELAX(TMP1,LINRLX,1.)
RELAX(ENUL,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(RCTD)=1.0E+10 ;VARMIN(RCTD)=-1.0E+10
VARMAX(RHO1)=1.0E+10 ;VARMIN(RHO1)=-1.0E+10
VARMAX(TMP1)=1.0E+10 ;VARMIN(TMP1)=-1.0E+10
VARMAX(ENUL)=1.0E+10 ;VARMIN(ENUL)=-1.0E+10
VARMAX(NPOR)=1.0E+10 ;VARMIN(NPOR)=-1.0E+10
VARMAX(EPOR)=1.0E+10 ;VARMIN(EPOR)=-1.0E+10
VARMAX(VPOR)=1.0E+10 ;VARMIN(VPOR)=-1.0E+10
************************************************************
Group 19. Data transmitted to GROUND
PARSOL = F
ISG62 = 1
CHSOA =5000. ;CHSOB =6.
************************************************************
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(RCTD,Y,N,Y,Y,Y,Y)
OUTPUT(RHO1,Y,N,Y,N,N,N)
OUTPUT(TMP1,Y,N,Y,N,N,N)
OUTPUT(ENUL,Y,N,Y,N,N,N)
OUTPUT(NPOR,Y,N,Y,N,N,N)
OUTPUT(EPOR,Y,N,Y,N,N,N)
OUTPUT(VPOR,Y,N,Y,N,N,N)
************************************************************
Group 22. Monitor Print-Out
IXMON = 50 ;IYMON = 5 ;IZMON = 1
NPRMON = 100000 ;NPRMNT = 1 ;TSTSWP = -1
UWATCH = T ;USTEER = T
HIGHLO = F
************************************************************
Group 23.Field Print-Out & Plot Control
NPRINT = 100000 ;NUMCLS = 5
NXPRIN = 20 ;IXPRF = 1 ;IXPRL = 10000
NYPRIN = -1 ;IYPRF = 1 ;IYPRL = 10000
IPLTF = 1 ;IPLTL = -1 ;NPLT = 1
ISWPRF = 1 ;ISWPRL = 100000
ITABL = 1 ;IPROF = 1
ABSIZ =0.5 ;ORSIZ =0.4
NTZPRF = 1 ;NCOLPF = 50
ICHR = 2 ;NCOLCO = 45 ;NROWCO = 20

PATCH(XWISE ,PROFIL, 50, 100, 1, 1, 1, 1, 1, 1)
PLOT(XWISE ,RCTD,0. ,0. )

PATCH(MAP ,CONTUR, 1, 100, 1, 10, 1, 1, 1, 1)
PLOT(MAP ,RCTD,0. ,10. )
************************************************************
Group 24. Dumps For Restarts
SAVE = T ;NOWIPE = F
NSAVE =CHAM
STOP
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