TALK=T;RUN( 1, 1) ************************************************************ Q1 created by VDI menu, Version 2025, Date 03/02/25 CPVNAM=VDI; SPPNAM=Core ************************************************************ Echo DISPLAY / USE settings DISPLAY The problem considered is a steady, incompressible, turbulent flow across a smooth flat plate with zero pressure gradient, beginning downstream of the inlet. The high Reynolds form of the Spalart-Allmaras turbulence model with wall functions is used. This case is based on the NASA verification case https://turbmodels.larc.nasa.gov/flatplate.html. Free Stream Pressure Inlet -------> ---------> fixed at zero Exit ______________________________________________________ //////////////////////////////////////////// symmetry plate y |__x ENDDIS ************************************************************ IRUNN = 1 ;LIBREF = 0 ************************************************************ Group 1. Run Title TEXT(High Reynolds S-A 2D Flat Plate X-Y ) ************************************************************ Group 2. Transience STEADY = T ************************************************************ Groups 3, 4, 5 Grid Information * Overall number of cells, RSET(M,NX,NY,NZ,tolerance) RSET(M,305,59,1) ************************************************************ Group 6. Body-Fitted coordinates ************************************************************ Group 7. Variables: STOREd,SOLVEd,NAMEd * Non-default variable names NAME(132)=VELD ;NAME(133)=REY NAME(134)=CFCO ;NAME(135)=CF NAME(136)=DEL ;NAME(137)=BL NAME(138)=YPL ;NAME(139)=UPL NAME(140)=DVDX ;NAME(141)=DUDY NAME(142)=USTR ;NAME(145)=WDIS NAME(146)=VOR1 ;NAME(147)=STRS NAME(148)=DEN1 ;NAME(149)=EL1 NAME(150) =ENUT * Solved variables list SOLVE(P1,U1,V1) * Stored variables list STORE(ENUT,EL1,DEN1,STRS,VOR1,WDIS,USTR,DUDY) STORE(DVDX,UPL,YPL,BL,DEL,CF,CFCO,REY) STORE(VELD) * Additional solver options SOLUTN(P1,Y,Y,Y,N,N,Y) TURMOD(SPALART-ALLMARAS) ************************************************************ Group 8. Terms & Devices ************************************************************ Group 9. Properties PRESS0 =1.01325E+05 * Domain material index is 0 signifying: * Air at 20 deg C, 1 atm, treated as incompressible SETPRPS(1, 0) TMP1 = GRND1 TMP1A =300. ;TMP1B =0. ;TMP1C =0. DVO1DT =3.41E-03 PRT(ENTI)=0.666667 ************************************************************ Group 10.Inter-Phase Transfer Processes ************************************************************ Group 11.Initialise Var/Porosity Fields FIINIT(P1)=0. ;FIINIT(U1)=69. FIINIT(V1)=0.09 ;FIINIT(ENTI)=6.0E-03 FIINIT(WDIS)=3.5E-03 No PATCHes used for this Group INIADD = F ************************************************************ Group 12. Convection and diffusion adjustments No PATCHes used for this Group ************************************************************ Group 13. Boundary & Special Sources No PATCHes used for this Group EGWF = T ************************************************************ Echo save-block settings for Group 13 save13begin * Free-stream velocity (MAKE of UFSP is 0.0 with IF(isweep.eq.fsweep)) (STORE1 of UFSP is ABS(U1{1.0,0.03,0.05}) with swpfin) (PRINT of UFSP is UFSP) (MAKE of UINF is 0.0) (STORE1 of UINF is 69.73) * Skin friction coefficient (STORED of CF is 2*STRS/(UINF^2) with swpfin) (STORED of CF is CF[,1,] with swpfin) * Reynolds number Rex (STORED of REY is UINF*(XG-0.33333)/ENUL with swpfin !IF(XG-0.33333.gt.0)) * Skin friction coefficient from correlation (STORED of CFCO is 0.0576/(REY^0.2) with swpfin) * Calculation of y-plus and u-plus values (STORED of USTR is SQRT((CF*UINF^2)/2) with swpfin) (STORED of YPL is (USTR*YG)/ENUL with swpfin) (STORED of UPL is U1/USTR with swpfin) * Analytical boundary layer thickness (99%) (STORED of DEL is (0.37*(XG-0.33333))/REY^(0.2) with swpfin) * Velocity deficit (STORED of VELD is (UINF-U1)/USTR with swpfin) * 99% Velocity (MAKE of U99 is 0.0 with IF(isweep.eq.fsweep)) (STORE1 of U99 is 0.99*UINF with swpfin) (STORED of BL is 0.0 with swpfin) (STORED of BL is 1 with IF(U1.le.U99) !swpfin) save13end ************************************************************ Group 14. Downstream Pressure For PARAB ************************************************************ Group 15. Terminate Sweeps LSWEEP = 500 RESFAC =1.0E-04 ************************************************************ Group 16. Terminate Iterations LITER(P1)=80 ************************************************************ Group 17. Relaxation RELAX(P1 ,LINRLX,1. ) RELAX(U1 ,FALSDT,10. ) RELAX(V1 ,FALSDT,10. ) RELAX(LTLS,LINRLX,1. ) RELAX(ENTI,LINRLX,0.3 ) ************************************************************ Group 18. Limits ************************************************************ Group 19. EARTH Calls To GROUND Station PARSOL = F ISG62 = 0 SPEDAT(SET,OUTPUT,NOFIELD,L,T) SPEDAT(SET,GXMONI,PLOTALL,L,T) ************************************************************ Group 20. Preliminary Printout DISTIL = T ;NULLPR = F NDST = 0 DSTTOL =1.0E-02 EX(P1)=1.106 ;EX(U1)=67.589996 EX(V1)=0.112 ;EX(VELD)=1.066E+04 EX(REY)=2.328E+06 ;EX(CFCO)=0.9472 EX(CF)=2.914E-03 ;EX(DEL)=0.6449 EX(BL)=0.2475 ;EX(YPL)=2462. EX(UPL)=1.154E+06 ;EX(DVDX)=0.648 EX(DUDY)=1050. ;EX(USTR)=2.406 EX(LTLS)=5.26E-03 ;EX(ENTI)=6.924E-04 EX(WDIS)=0.03257 ;EX(VOR1)=1050. EX(STRS)=0.1201 ;EX(DEN1)=1.189 EX(EL1)=0. ;EX(ENUT)=6.52E-04 ************************************************************ Group 21. Print-out of Variables ************************************************************ Group 22. Monitor Print-Out IXMON = 188 ;IYMON = 1 ;IZMON = 1 NPRMON = 100000 NPRMNT = 1 TSTSWP = -1 ************************************************************ Group 23.Field Print-Out & Plot Control NPRINT = 100000 ISWPRF = 1 ;ISWPRL = 100000 No PATCHes used for this Group ************************************************************ Group 24. Dumps For Restarts GVIEW(P,0.,0.,1.) GVIEW(UP,0.,1.,0.) GVIEW(WINDOW,MAX) GVIEW(DEPTH,1000.) GVIEW(VDIS,1.121152) GVIEW(CENTRE,1.166665,0.0175,0.05) > DOM, ORIGIN, -3.333300E-01, 0.000000E+00, 0.000000E+00 > DOM, SIZE, 2.333330E+00, 3.500000E-02, 1.000000E-01 > DOM, MONIT, 8.362031E-01, 2.191035E-04, 5.000000E-02 > DOM, SCALE, 1.000000E+00, 1.000000E+00, 1.000000E+00 > DOM, INCREMENT, 1.000000E-02, 1.000000E-02, 1.000000E-02 > GRID, AUTO, F F T > GRID, RSET_X_1, 50,-1.050000E+00,G > GRID, RSET_X_2, 255, 1.010000E+00,G > GRID, RSET_Y_1, 59, 1.010000E+00,G > GRID, RSET_Z_1, 1, 1.000000E+00,G > DOM, INI_AMB, YES > DOM, INI_BUOY, YES > OBJ, NAME, PLATE > OBJ, POSITION, 0.000000E+00, 0.000000E+00, 0.000000E+00 > OBJ, SIZE, TO_END, 0.000000E+00, TO_END > OBJ, DOMCLIP, NO > OBJ, GEOMETRY, box > OBJ, TYPE, PLATE > OBJ, NAME, INL > OBJ, POSITION, AT_START, 0.000000E+00, 0.000000E+00 > OBJ, SIZE, 0.000000E+00, TO_END, TO_END > OBJ, DOMCLIP, NO > OBJ, GEOMETRY, box > OBJ, TYPE, INLET > OBJ, PRESSURE, P_AMBIENT > OBJ, VELOCITY, 69.730003 ,0. ,0. > OBJ, TURB_IN, VISC_RAT > OBJ, VISCRAT, 5.000000E+00 > OBJ, NAME, OUTLET > OBJ, POSITION, AT_END, 0.000000E+00, 0.000000E+00 > OBJ, SIZE, 0.000000E+00, TO_END, TO_END > OBJ, DOMCLIP, NO > OBJ, GEOMETRY, box > OBJ, TYPE, OUTLET > OBJ, PRESSURE, P_AMBIENT > OBJ, COEFFICIENT, 1000. > OBJ, TURBULENCE, 0. ,7.72E-05 > OBJ, NAME, FREE_S > OBJ, POSITION, -3.333300E-01, AT_END, 0.000000E+00 > OBJ, SIZE, TO_END, 0.000000E+00, TO_END > OBJ, DOMCLIP, NO > OBJ, GEOMETRY, box > OBJ, TYPE, OUTLET > OBJ, PRESSURE, P_AMBIENT > OBJ, COEFFICIENT, 1000. > OBJ, VELOCITY, 69.730003 ,0. ,0. > OBJ, TURBULENCE, 0. ,7.72E-05 STOP