TALK=T;RUN( 1, 1) ************************************************************ Q1 created by VDI menu, Version 2009, Date 26/05/09 CPVNAM=VDI;SPPNAM=Core ************************************************************ Echo DISPLAY / USE settings DISPLAY "A TUBE WI$ TH SPIRAL RIB" VRGEOM shapemaker utility has been used here to create the spiral rib object and the case presented makes use of it for the situation when the ribbed tube is colled down by natural convection in a cylindrical chamber. This case deals with the free-convection flow of fluid arising in an annular cavity the inner rib augmented tube of which has higher temperature than the outer chamber surface. ENDDIS ************************************************************ IRUNN = 1 ;LIBREF = 0 ************************************************************ Group 1. Run Title TEXT(A Tube With Spiral Rib ) ************************************************************ Group 2. Transience STEADY = T ************************************************************ Groups 3, 4, 5 Grid Information * Overall number of cells, RSET(M,NX,NY,NZ,tolerance) RSET(M,20,20,20) * Cylindrical-polar grid CARTES=F ************************************************************ Group 6. Body-Fitted coordinates * X-cyclic boundaries switched XCYIZ( 1, T ) ; XCYIZ( 2, T ) ; XCYIZ( 3, T ) XCYIZ( 4, T ) ; XCYIZ( 5, T ) ; XCYIZ( 6, T ) XCYIZ( 7, T ) ; XCYIZ( 8, T ) ; XCYIZ( 9, T ) XCYIZ( 10, T ) ; XCYIZ( 11, T ) ; XCYIZ( 12, T ) XCYIZ( 13, T ) ; XCYIZ( 14, T ) ; XCYIZ( 15, T ) XCYIZ( 16, T ) ; XCYIZ( 17, T ) ; XCYIZ( 18, T ) XCYIZ( 19, T ) ; XCYIZ( 20, T ) ************************************************************ Group 7. Variables: STOREd,SOLVEd,NAMEd * Non-default variable names NAME(149)=PRPS ;NAME(150)=TEM1 * Solved variables list SOLVE(P1,U1,V1,W1,TEM1) * Stored variables list STORE(PRPS) * Additional solver options SOLUTN(P1,Y,Y,Y,N,N,Y) SOLUTN(TEM1,Y,Y,Y,N,N,Y) ************************************************************ Group 8. Terms & Devices ************************************************************ Group 9. Properties PRESS0 =1.0E+05 ;TEMP0 =273. RHO1 =1. ENUL =1.0E-02 CP1 =1005. ENUT =0. DVO1DT =3.41E-03 PRNDTL(TEM1)=-0.0263 ************************************************************ Group 10.Inter-Phase Transfer Processes ************************************************************ Group 11.Initialise Var/Porosity Fields FIINIT(PRPS)=-1. 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 PATCH(BUOYANCY, PHASEM, 0, 0, 0, 0, 0, 0, 1, 1) COVAL(BUOYANCY, U1, FIXFLU, GRND3) COVAL(BUOYANCY, V1, FIXFLU, GRND3) COVAL(BUOYANCY, W1, FIXFLU, GRND3) BUOYA =0. ; BUOYB =0. BUOYC =-9.81 BUOYD =3.41E-03 BUOYE =0.5 XCYCLE = T EGWF = T ************************************************************ Group 14. Downstream Pressure For PARAB ************************************************************ Group 15. Terminate Sweeps LSWEEP = 250 RESFAC =1.0E-03 ************************************************************ Group 16. Terminate Iterations LITER(P1)=50 ;LITER(TEM1)=50 ENDIT(TEM1)=1.0E-06 ************************************************************ Group 17. Relaxation RELAX(P1 ,LINRLX,1. ) ************************************************************ Group 18. Limits VARMAX(TEM1)=3000. ;VARMIN(TEM1)=-204.75 ************************************************************ Group 19. EARTH Calls To GROUND Station CONWIZ = T ISG52 = 2 ************************************************************ Group 20. Preliminary Printout DISTIL = T ;NULLPR = F NDST = 0 DSTTOL =1.0E-02 EX(P1)=3.717E-03 ;EX(U1)=5.373E-01 EX(V1)=2.158E-04 ;EX(W1)=4.862E-04 EX(PRPS)=27.83 ;EX(TEM1)=5.373E-01 ************************************************************ Group 21. Print-out of Variables OUTPUT(P1 ,Y,Y,Y,N,Y,Y) OUTPUT(U1 ,Y,Y,Y,N,Y,Y) OUTPUT(V1 ,Y,Y,Y,N,Y,Y) OUTPUT(W1 ,Y,Y,Y,N,Y,Y) ************************************************************ Group 22. Monitor Print-Out IXMON = 10 ;IYMON = 11 ;IZMON = 9 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,0.921231,-0.337894,0.192773) GVIEW(UP,-0.171782,0.091271,0.980898) > DOM, SIZE, 6.283185E+00, 5.000000E-01, 1.000000E+00 > DOM, MONIT, 2.984515E+00, 2.593334E-01, 4.250000E-01 > DOM, SCALE, 1.000000E+00, 1.000000E+00, 1.000000E+00 > DOM, SNAPSIZE, 2.000000E-03 > GRID, AUTO, F T T > GRID, RSET_X_1, 20, 1.000000E+00 > GRID, RSET_Y_1, 5, 1.000000E+00 > GRID, RSET_Y_2, 15, 1.000000E+00 > GRID, RSET_Z_1, 20, 1.000000E+00 > OBJ, NAME, INLET > OBJ, POSITION, 0.000000E+00, 1.200001E-01, 0.000000E+00 > OBJ, SIZE, 6.283000E+00, 3.799999E-01, 0.000000E+00 > OBJ, ROT-MODE, OLD > OBJ, GEOMETRY, polcu10 > OBJ, TYPE, PLATE > OBJ, VELOCITY, 0. ,0. ,1. > OBJ, NAME, OUTLET > OBJ, POSITION, 0.000000E+00, 1.200000E-01, 1.000000E+00 > OBJ, SIZE, 6.283000E+00, 3.800000E-01, 0.000000E+00 > OBJ, ROT-MODE, OLD > OBJ, GEOMETRY, polcu10 > OBJ, VISIBLE, NO > OBJ, TYPE, PLATE > OBJ, NAME, B5 > OBJ, POSITION, 0.000000E+00, 0.000000E+00, 0.000000E+00 > OBJ, SIZE, 6.283000E+00, 1.200000E-01, 1.000000E+00 > OBJ, ROT-MODE, OLD > OBJ, GEOMETRY, polcu7 > OBJ, GRID, NO > OBJ, TYPE, BLOCKAGE > OBJ, MATERIAL, 100,ALUMINIUM at 27 deg c > OBJ, LINR_HEVT, 1.0E+05 ,1. > OBJ, NAME, B7 > OBJ, POSITION, 3.927000E+00, 3.390000E-01, 1.550000E-01 > OBJ, SIZE, 4.800000E-01, 4.800000E-01, 4.000004E-01 > OBJ, DOMCLIP, NO > OBJ, ROT-MODE, OLD > OBJ, GEOMETRY, coil > OBJ, GRID, NO > OBJ, TYPE, BLOCKAGE > OBJ, MATERIAL, 125,Plasterboard > OBJ, NAME, B8 > OBJ, POSITION, 3.927000E+00, 3.390000E-01, 4.350000E-01 > OBJ, SIZE, 4.800000E-01, 4.800000E-01, 4.000004E-01 > OBJ, DOMCLIP, NO > OBJ, ROT-MODE, OLD > OBJ, GEOMETRY, coil > OBJ, GRID, NO > OBJ, TYPE, BLOCKAGE > OBJ, MATERIAL, 125,Plasterboard > OBJ, NAME, B6 > OBJ, POSITION, 0.000000E+00, 5.000000E-01, 0.000000E+00 > OBJ, SIZE, 6.283000E+00, 0.000000E+00, 1.000000E+00 > OBJ, ROT-MODE, OLD > OBJ, GEOMETRY, polcu2 > OBJ, VISIBLE, NO > OBJ, TYPE, PLATE > OBJ, SURF_TEMP, 0. ,0. > OBJ, NAME, B9 > OBJ, POSITION, 2.827435E+00, 4.493333E-01, 0.000000E+00 > OBJ, SIZE, 3.141594E-01, 2.533334E-02, 5.000000E-02 > OBJ, GEOMETRY, polcubt2 > OBJ, TYPE, PRESSURE_RELIEF > OBJ, PRES_RELIEF, 1000. ,0. STOP