TALK=T;RUN(1,1) PHOTON USE p use patgeo MSG Velocity vectors vec x 1 sh msg msg Press return to plot pressure contours pause cont p1 x 1 fil;.01 msg msg Type e to End ENDUSE DISPLAY This example demonstrates the flow around a 2-dimensional body in close proximity to the wind-tunnel floor ,showing the effect of the tunnel floor boundary layer on the pressure distribution. A boundary layer is prescribed at the inlet. ENDDIS ************************************************************ Group 1. Run Title and Number ************************************************************ ************************************************************ TEXT(2D BODY-SECTION IN A WIND TUNNEL: B531) ************************************************************ ************************************************************ 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 = 18 YVLAST =1. ************************************************************ Group 5. Z-Direction Grid Spacing PARAB = F NZ = 27 ZWLAST =1. ************************************************************ Group 6. Body-Fitted Coordinates BFC = T ;NONORT = T NCRT = -1 RSTGEO = F ;SAVGEO = F UUP = F ;VUP = F ;WUP = F NGEOM =CHAM NAMXYZ =CHAM ANGMIN =20. DOMAIN( 1, 2, 1, 19, 1, 28) * 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(146)=PRPS 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(PRPS,Y,N,N,N,N,N) SOLUTN(WCRT,Y,N,N,N,N,N) SOLUTN(VCRT,Y,N,N,N,N,N) SOLUTN(UCRT,Y,N,N,N,N,N) PRPS = 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(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 =1.21 ;TMP1 =0. ;EL1 =0. TSURR =0. ;TEMP0 =0. ;PRESS0 =0. DVO1DT =0. ;DRH1DP =0. EMISS =0. ;SCATT =0. RADIA =0. ;RADIB =0. ENUL =1.49E-05 ;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)=62. ;FIINIT(PRPS)=-1. FIINIT(WCRT)=1.0E-10 ;FIINIT(VCRT)=1.0E-10 FIINIT(UCRT)=1.0E-10 PATCH(CMP0 ,INIVAL, 1, 1, 6, 6, 6, 20, 1, 1) INIT(CMP0 ,PRPS,0. ,198. ) 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(IN ,LOW , 1, 1, 6, 18, 1, 1, 1, 1) COVAL(IN ,P1 , FIXFLU ,75.020004 ) COVAL(IN ,V1 ,0. ,0. ) COVAL(IN ,W1 ,0. ,62. ) PATCH(INB ,LOW , 1, 1, 2, 5, 1, 1, 1, 1) PATCH(B1 ,LOW , 1, 1, 1, 1, 1, 1, 1, 1) COVAL(B1 ,P1 , FIXFLU ,52.602734 ) COVAL(B1 ,V1 ,0. ,0. ) COVAL(B1 ,W1 ,0. ,43.473331 ) PATCH(B2 ,LOW , 1, 1, 2, 2, 1, 1, 1, 1) COVAL(B2 ,P1 , FIXFLU ,61.541557 ) COVAL(B2 ,V1 ,0. ,0. ) COVAL(B2 ,W1 ,0. ,50.86079 ) PATCH(B3 ,LOW , 1, 1, 3, 3, 1, 1, 1, 1) COVAL(B3 ,P1 , FIXFLU ,66.200485 ) COVAL(B3 ,V1 ,0. ,0. ) COVAL(B3 ,W1 ,0. ,54.711143 ) PATCH(B4 ,LOW , 1, 1, 4, 4, 1, 1, 1, 1) COVAL(B4 ,P1 , FIXFLU ,69.460297 ) COVAL(B4 ,V1 ,0. ,0. ) COVAL(B4 ,W1 ,0. ,57.405201 ) PATCH(B5 ,LOW , 1, 1, 5, 5, 1, 1, 1, 1) COVAL(B5 ,P1 , FIXFLU ,71.999367 ) COVAL(B5 ,V1 ,0. ,0. ) COVAL(B5 ,W1 ,0. ,59.503609 ) PATCH(WFUNFL ,SWALL , 1, 1, 1, 1, 1, 27, 1, 1) COVAL(WFUNFL ,W1 ,1. ,0. ) PATCH(OUT ,HIGH , 1, 1, 1, 18, 27, 27, 1, 1) COVAL(OUT ,P1 ,1000. ,0. ) XCYCLE = F EGWF = T WALLCO = GRND2 ************************************************************ Group 14. Downstream Pressure For PARAB ************************************************************ Group 15. Terminate Sweeps LSWEEP = 40 ;ISWC1 = 1 LITHYD = 1 ;LITFLX = 1 ;LITC = 1 ;ITHC1 = 1 SELREF = T RESFAC =1.0E-02 ************************************************************ Group 16. Terminate Iterations LITER(P1)=10 ;LITER(V1)=1 LITER(W1)=1 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,5.0E-04) RELAX(W1,FALSDT,5.0E-04) RELAX(PRPS,LINRLX,1.) 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(PRPS)=1.0E+10 ;VARMIN(PRPS)=-1.0E+10 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 USEGRD = F PARSOL = F ISG62 = 1 SPEDAT(SET,GXMONI,PLOTALL,L,T) SPEDAT(SET,MATERIAL,198,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(PRPS,Y,N,Y,N,N,N) 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 = 5 ;IZMON = 21 NPRMON = 100000 ;NPRMNT = 1 ;TSTSWP = -1 UWATCH = T ;USTEER = T HIGHLO = F ************************************************************ Group 23.Field Print-Out & Plot Control NPRINT = 100000 ;NUMCLS = 5 NYPRIN = 2 ;IYPRF = 1 ;IYPRL = 10000 NZPRIN = 2 ;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 PATCH(UNDER ,PROFIL, 1, 1, 5, 5, 1, 27, 1, 1) PLOT(UNDER ,P1 ,0. ,0. ) PATCH(TOP ,PROFIL, 1, 1, 7, 7, 1, 27, 1, 1) PLOT(TOP ,P1 ,0. ,0. ) ************************************************************ Group 24. Dumps For Restarts SAVE = T ;NOWIPE = F NSAVE =CHAM STOP