TALK=T;RUN(1,1) PHOTON USE p gr ou x 1 MSG Velocity vectors vec x 1 sh msg msg Press return to plot pressure contours pause cont p1 x 1 fil;.1 msg msg Type e to End ENDUSE DISPLAY This case concerns plane, two-dimensional, incompressible invscid flow through a 180 degree turnaround duct with two straight legs. Note the "parameterization" of the GSET commands, enabling the grid to be changed easily. ENDDIS ************************************************************ Group 1. Run Title and Number ************************************************************ ************************************************************ TEXT(PLANE FLOW IN TURNAROUND DUCT: B527) ************************************************************ ************************************************************ IRUNN = 1 ;LIBREF = 14 ************************************************************ Group 2. Time dependence STEADY = T ************************************************************ Group 3. X-Direction Grid Spacing CARTES = T NX = 1 XULAST =1. ************************************************************ Group 4. Y-Direction Grid Spacing NY = 20 YVLAST =30. ************************************************************ Group 5. Z-Direction Grid Spacing PARAB = F NZ = 72 ZWLAST =100. ************************************************************ Group 6. Body-Fitted Coordinates BFC = T ;NONORT = T NCRT = -1 RSTGEO = F ;SAVGEO = F UUP = F ;VUP = F ;WUP = T NGEOM =CHAM NAMXYZ =CHAM ANGMIN =20. DOMAIN( 1, 2, 1, 21, 1, 73) * Set fixed sub-domain FIXDOM( 1, 0, 0, 0, 0, 0, 0) FIXDOM( 2, 0, 0, 0, 0, 0, 0) FIXDOM( 3, 0, 0, 0, 0, 0, 0) FIXDOM( 4, 0, 0, 0, 0, 0, 0) FIXDOM( 5, 0, 0, 0, 0, 0, 0) FIXDOM( 6, 0, 0, 0, 0, 0, 0) FIXDOM( 7, 0, 0, 0, 0, 0, 0) FIXDOM( 8, 0, 0, 0, 0, 0, 0) FIXDOM( 9, 0, 0, 0, 0, 0, 0) FIXDOM( 10, 0, 0, 0, 0, 0, 0) LIJ = F ;LJK = T ;LIK = F ************************************************************ Group 7. Variables: STOREd,SOLVEd,NAMEd ONEPHS = T NAME(1)=P1 ;NAME(5)=V1 NAME(7)=W1 ;NAME(148)=WCRT NAME(149)=VCRT ;NAME(150)=UCRT * 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(V1,Y,Y,N,N,N,Y) SOLUTN(W1,Y,Y,N,N,N,Y) SOLUTN(WCRT,Y,N,N,N,N,N) SOLUTN(VCRT,Y,N,N,N,N,N) SOLUTN(UCRT,Y,N,N,N,N,N) ************************************************************ 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(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. ;ENUT =0. PRNDTL(V1)=1. ;PRNDTL(W1)=1. PRT(V1)=1. ;PRT(W1)=1. CP1 =1. ;CP2 =1. ************************************************************ Group 10.Inter-Phase Transfer Processes ************************************************************ Group 11.Initial field variables (PHIs) FIINIT(P1)=1.0E-10 ;FIINIT(V1)=1.0E-10 FIINIT(W1)=1. ;FIINIT(WCRT)=1.0E-10 FIINIT(VCRT)=1.0E-10 ;FIINIT(UCRT)=1.0E-10 No PATCHes yet used for this Group 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(BFCIN ,LOW , 1, 1, 1, 20, 1, 1, 1, 1) COVAL(BFCIN ,P1 , FIXFLU , GRND1 ) COVAL(BFCIN ,V1 ,0. ,0. ) COVAL(BFCIN ,W1 ,0. , GRND1 ) COVAL(BFCIN ,WCRT,0. ,-1. ) PATCH(OUTLET ,HIGH , 1, 1, 1, 20, 72, 72, 1, 1) COVAL(OUTLET ,P1 ,1.0E+04 ,0. ) COVAL(OUTLET ,V1 ,0. ,0. ) COVAL(OUTLET ,W1 ,0. ,0. ) XCYCLE = F EGWF = T WALLCO = GRND2 BFCA =1. ************************************************************ Group 14. Downstream Pressure For PARAB ************************************************************ Group 15. Terminate Sweeps LSWEEP = 500 ;ISWC1 = 1 LITHYD = 1 ;LITFLX = 1 ;LITC = 1 ;ITHC1 = 1 SELREF = T RESFAC =1.0E-03 ************************************************************ Group 16. Terminate Iterations LITER(P1)=10 ;LITER(V1)=10 LITER(W1)=10 ENDIT(P1)=1.0E-03 ;ENDIT(V1)=1.0E-03 ENDIT(W1)=1.0E-03 ************************************************************ Group 17. Relaxation RELAX(P1,LINRLX,0.5) RELAX(V1,FALSDT,10.) RELAX(W1,FALSDT,10.) RELAX(WCRT,LINRLX,1.) RELAX(VCRT,LINRLX,1.) RELAX(UCRT,LINRLX,1.) OVRRLX =0. EXPERT = F ;NNORSL = F ************************************************************ Group 18. Limits VARMAX(P1)=1.0E+10 ;VARMIN(P1)=-1.0E+10 VARMAX(V1)=1.0E+06 ;VARMIN(V1)=-1.0E+06 VARMAX(W1)=1.0E+06 ;VARMIN(W1)=-1.0E+06 VARMAX(WCRT)=1.0E+10 ;VARMIN(WCRT)=-1.0E+10 VARMAX(VCRT)=1.0E+10 ;VARMIN(VCRT)=-1.0E+10 VARMAX(UCRT)=1.0E+10 ;VARMIN(UCRT)=-1.0E+10 ************************************************************ Group 19. Data transmitted to GROUND SYMBFC = T PARSOL = F ISG62 = 1 SPEDAT(SET,GXMONI,PLOTALL,L,T) ************************************************************ 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(V1,Y,N,Y,Y,Y,Y) OUTPUT(W1,Y,N,Y,Y,Y,Y) OUTPUT(WCRT,Y,N,Y,N,N,N) OUTPUT(VCRT,Y,N,Y,N,N,N) OUTPUT(UCRT,Y,N,Y,N,N,N) ************************************************************ Group 22. Monitor Print-Out IXMON = 1 ;IYMON = 10 ;IZMON = 36 NPRMON = 500 ;NPRMNT = 1 ;TSTSWP = -1 UWATCH = T ;USTEER = T HIGHLO = F ************************************************************ Group 23.Field Print-Out & Plot Control NPRINT = 500 ;NUMCLS = 5 NYPRIN = -1 ;IYPRF = 1 ;IYPRL = 10000 NZPRIN = -1 ;IZPRF = 1 ;IZPRL = 10000 XZPR = F ;YZPR = F IPLTF = 1 ;IPLTL = -1 ;NPLT = 5 ISWPRF = 1 ;ISWPRL = 100000 ITABL = 2 ;IPROF = 1 ABSIZ =0.5 ;ORSIZ =0.4 NTZPRF = 1 ;NCOLPF = 50 ICHR = 2 ;NCOLCO = 45 ;NROWCO = 20 PATCH(YX ,CONTUR, 1, 1, 1, 20, 1, 72, 1, 1) PLOT(YX ,P1 ,0. ,20. ) PATCH(INNER ,PROFIL, 1, 1, 1, 1, 1, 72, 1, 1) PLOT(INNER ,P1 ,0. ,0. ) PLOT(INNER ,W1 ,0. ,0. ) PATCH(OUTER ,PROFIL, 1, 1, 20, 20, 1, 72, 1, 1) PLOT(OUTER ,P1 ,0. ,0. ) PLOT(OUTER ,W1 ,0. ,0. ) ************************************************************ Group 24. Dumps For Restarts SAVE = T ;NOWIPE = F NSAVE =CHAM STOP