TALK=T;RUN( 1, 1) ** LOAD(350) from the PHOENICS Input Library Laminar/Turbulent flow in a box with 'thin-plate'. 'Thin-plate' can be porous. ************************************************************** CHAR(AN1); AN1=T BOOLEAN(LTURB); LTURB= T INTEGER(IDIR); IDIR = 2 MESG(Select Turbulent (T) or Laminar (L) model (default=T): READVDU(AN1,CHAR,T) IF(:AN1:.EQ.L) THEN +LTURB=F ENDIF MESG(Select direction of thin plate: MESG(X-direction - 1 MESG(Y-direction - 2 (default) MESG(Z-direction - 3 READVDU(IDIR,INT,2) ************************************************************** PHOTON USE p ; ; ; ; ; msg Computational Domain: gr k 1 msg Press Any Key to Continue... pause cl set vec av off msg Velocity Vectors: vec k 1 sh msg Press Any Key to Continue... pause cl msg Contours of Pressure: con p1 k 1 fi;0.005 msg Press Any Key to Continue... pause cl msg Contours of Temperature: con tem1 k 1 fi;0.005 msg Press Eto exit PHOTON ... ENDUSE ************************************************************** GROUP 1. Run title and other preliminaries REAL(LEN,DIAM,UIN,REYNU,TKEIN,EPSIN,DTF) ** Problem definition: DIAM= 0.3; LEN= 3.*DIAM; IF(LTURB) THEN + REYNU= 1.E4; UIN = 10.0; + TKEIN= 0.25*UIN*UIN*0.018; EPSIN= TKEIN**1.5/DIAM + TEXT(Porous Plate (K-E) ELSE + REYNU= 100.0; UIN = 1.0; ENUL= UIN*DIAM/REYNU + TEXT(Porous Plate (Laminar) ENDIF TITLE *** IDIR=1 'thin-plate' is in X-direction IF(IDIR.EQ.1) THEN + NX= 15; NY= 15; NZ= 1; DTF= 10.*DIAM/UIN/NX + GRDPWR(X,NX,DIAM,1.0); GRDPWR(Y,NY,LEN,1.0) + SOLVE(P1,U1,V1,TEM1) ENDIF *** IDIR=2 'thin-plate' is in Y-direction IF(IDIR.EQ.2) THEN + NX= 15; NY= 15; NZ= 1; DTF= 10.*DIAM/UIN/NY + GRDPWR(X,NX,LEN,1.0); GRDPWR(Y,NY,DIAM,1.0) + SOLVE(P1,U1,V1,TEM1) ENDIF *** IDIR=3 'thin-plate' is in Z-direction IF(IDIR.EQ.3) THEN + NX= 1; NY= 15; NZ= 15; DTF= 10.*DIAM/UIN/NZ + GRDPWR(Y,NY,LEN,1.0); GRDPWR(Z,NZ,DIAM,1.0) + SOLVE(P1,V1,W1,TEM1) + SOLUTN(P1,Y,Y,Y,P,P,P); SOLUTN(TEM1,Y,Y,Y,P,P,P) ENDIF STORE(DEN1,PRPS); WALLCO= 1.0 DISWAL ; STORE(WGAP,TWAL) IF(LTURB) THEN + EGWF= T; TURMOD(KECHEN); KELIN= 3; STORE(ENUT,GENK) + WALLCO= GRND2; FIINIT(KE)= TKEIN; FIINIT(EP)= EPSIN + WALPRN= T; LSWEEP= 200 + STORE(YPLS,SKIN,STAN) ELSE + LSWEEP= 100 ENDIF GROUP 8. Terms & Devices TERMS(TEM1,N,Y,Y,P,P,P) GROUP 11. Initialization of variable or porosity fields INIADD= F; FIINIT(PRPS)= 0.0; FIINIT(TEM1)= 10.0 GROUP 13. Boundary conditions and special sources IF(IDIR.EQ.1) THEN + PATCH( IN,WEST, 1, 1, 1, 3,1,NZ,1,LSTEP) + COVAL( IN,U1,ONLYMS,UIN); COVAL(IN,V1,ONLYMS,0.0) + PATCH(OUT,EAST,NX,NX,NY-2,NY,1,NZ,1,LSTEP) + PATCH(PLT*1,EWALL,7,7,1,10,1,NZ,1,LSTEP) + COVAL(PLT*1 ,V1 , GRND2 ,0. ) + PATCH(PLT_1,WWALL,8,8,1,10,1,NZ,1,LSTEP) + COVAL(PLT_1 ,V1 , GRND2 ,0. ) + PATCH(PPD*1,FREEE,7,7,1,10,1,NZ,1,LSTEP) + COVAL(PPD*1 ,U1 , 100.0 ,0. ) + PATCH(W1,WWALL, 1, 1, 4, NY,1,NZ,1,LSTEP) + PATCH(W2,EWALL,NX,NX, 1,NY-3,1,NZ,1,LSTEP) + PATCH(W4,SWALL, 1,NX, 1, 1,1,NZ,1,LSTEP) + PATCH(W3,NWALL, 1,NX,NY, NY,1,NZ,1,LSTEP) + COVAL(W1,V1,WALLCO,0.0); COVAL(W2,V1,WALLCO,0.0) + COVAL(W4,U1,WALLCO,0.0); COVAL(W3,U1,WALLCO,0.0) ENDIF IF(IDIR.EQ.2) THEN + PATCH( IN,SOUTH, 1, 3, 1, 1,1,NZ,1,LSTEP) + COVAL( IN,U1,ONLYMS,0.0); COVAL(IN,V1,ONLYMS,UIN) + PATCH(OUT,NORTH,NX-2,NX,NY,NY,1,NZ,1,LSTEP) + PATCH(PLT*1,NWALL,1,10,7,7,1,NZ,1,LSTEP) + COVAL(PLT*1 ,U1 , GRND2 ,0. ) + PATCH(PLT_1,SWALL,1,10,8,8,1,NZ,1,LSTEP) + COVAL(PLT_1 ,U1 , GRND2 ,0. ) + PATCH(PPD*1,FREEN,1,10,7,7,1,NZ,1,LSTEP) + COVAL(PPD*1 ,V1 , 100.0 ,0. ) + PATCH(W1,WWALL,1,1,1,NY,1,NZ,1,LSTEP) + PATCH(W2,EWALL,NX,NX,1,NY,1,NZ,1,LSTEP) + PATCH(W4,SWALL,4,NX,1,1,1,NZ,1,LSTEP) + PATCH(W3,NWALL,1,NX-3,NY,NY,1,NZ,1,LSTEP) + COVAL(W1,V1,WALLCO,0.0); COVAL(W2,V1,WALLCO,0.0) + COVAL(W4,U1,WALLCO,0.0); COVAL(W3,U1,WALLCO,0.0) ENDIF IF(IDIR.EQ.3) THEN + PATCH( IN,LOW,1,NX,1,3,1,1,1,LSTEP) + COVAL( IN,V1,ONLYMS,0.0); COVAL(IN,W1,ONLYMS,UIN) + PATCH(OUT,HIGH,1,NX,NY-2,NY,NZ,NZ,1,LSTEP) + PATCH(PLT*1,HWALL,1,NX,1,10,7,7,1,LSTEP) + COVAL(PLT*1 ,V1 , GRND2 ,0. ) + PATCH(PLT_1,LWALL,1,NX,1,10,8,8,1,LSTEP) + COVAL(PLT*1 ,V1 , GRND2 ,0. ) + PATCH(PPD*1,FREEH,1,NX,1,10,7,7,1,LSTEP) + COVAL(PPD*1 ,W1 , 100.0 ,0. ) + PATCH(W1,LWALL,1,NX, 4, NY, 1, 1,1,LSTEP) + PATCH(W2,HWALL,1,NX, 1,NY-3,NZ,NZ,1,LSTEP) + PATCH(W4,SWALL,1,NX, 1, 1, 1,NZ,1,LSTEP) + PATCH(W3,NWALL,1,NX,NY, NY, 1,NZ,1,LSTEP) + COVAL(W1,V1,WALLCO,0.0); COVAL(W2,V1,WALLCO,0.0) + COVAL(W4,W1,WALLCO,0.0); COVAL(W3,W1,WALLCO,0.0) ENDIF ** Inlet: COVAL(IN,P1,FIXFLU,1.189*UIN); COVAL(IN,TEM1,ONLYMS,90.) ** Outlet: COVAL(OUT,P1,FIXP,0.0) IF(LTURB) THEN + COVAL( IN,KE,ONLYMS,TKEIN); COVAL( IN,EP,ONLYMS,EPSIN) + COVAL(OUT,KE,ONLYMS, SAME); COVAL(OUT,EP,ONLYMS, SAME) ENDIF ** PLATE-patch: COVAL(PLT*1,PRPS,101.,0.001) IF(LTURB) THEN + COVAL(PLT*1 ,KE , GRND2 , GRND2 ) + COVAL(PLT*1 ,EP , GRND2 , GRND2 ) + COVAL(PLT_1 ,KE , GRND2 , GRND2 ) + COVAL(PLT_1 ,EP , GRND2 , GRND2 ) ENDIF COVAL(PLT*1 ,TEM1,0. ,0. ) COVAL(PLT_1 ,TEM1,0. ,0. ) set material index to 101 SPEDAT(SET,MATERIAL,101,L,T) SPEDAT(SET,POROSITY,PLT*1,R,0.01) SPEDAT(SET,PDROP_LAW,PLT*1,R,100.0) ** Walls: COVAL(W1,TEM1,WALLCO,20.0); COVAL(W2,TEM1,WALLCO,20.0) COVAL(W3,TEM1,WALLCO,20.0); COVAL(W4,TEM1,WALLCO,20.0) IF(LTURB) THEN + COVAL(W1,KE,WALLCO,GRND2); COVAL(W1,EP,WALLCO,GRND2) + COVAL(W2,KE,WALLCO,GRND2); COVAL(W2,EP,WALLCO,GRND2) + COVAL(W3,KE,WALLCO,GRND2); COVAL(W3,EP,WALLCO,GRND2) + COVAL(W4,KE,WALLCO,GRND2); COVAL(W4,EP,WALLCO,GRND2) ENDIF GROUP 15. Termination of sweeps TSTSWP= -1 GROUP 17. Under-relaxation devices RELAX(U1,FALSDT,DTF); RELAX(V1,FALSDT,DTF); RELAX(W1,FALSDT,DTF) RELAX(TEM1,LINRLX,0.5) IF(LTURB) THEN + RELAX(KE,LINRLX,0.5); RELAX(EP,LINRLX,0.5) ENDIF GROUP 22. Spot-value print-out IXMON= NX/2+1; IYMON= NY/2+1; IZMON= NZ/2+1 LIBREF = 350