#$r002 PHOTON USE AUTOPLOT file PHI 5 cl msg Temperature profile msg Analytical solution shows that TS=430K (middle) da 1 tem1 col3 1 le y 430 le y 293 le x .5 pause ENDUSE TEXT(1-D CARTESIAN Y-DIRECTION : R115 DISPLAY The test case considers combined radiation and conduction in the domain indicated below. The thin region on the left is solid aluminum, and the TL condition is at the left edge of this zone. ______________________________________________________ |/| |/ |/ |/|<---TL=1000K |/<---TS TR=293K|/ |/| |/ SOLID |/ |/| AIR |/ ALUMINUM |/ |/| PRPS=0 |/ PRPS=100 |/ |/| |/ |/ |/|<---Radiative zone 1 |/<---Radiative zone 2 |/ |_|________________________|__________________________| ----------> Y length of domain = 1.0 m, height of domain = 1.0m The PHOENICS solution can be compared with the analytical solution which shows that TS=430K ENDDIS ************************************************************ * GROUP 4. y-direction grid specification. NREGY=3;REGEXT(Y,5.0000E-01) * Region 1 for a thin solid cell IREGY=1;GRDPWR(Y,1,0.002,1.0) * Region 1 for fluid IREGY=2;GRDPWR(Y,4,5.0000E-01,-2.0) * Region 2 for Solid IREGY=3;GRDPWR(Y,4,5.0000E-01,2.0) * GROUP 7. Variables (including porosities) named, * stored & solved. SOLVE(TEM1);SOLUTN(TEM1,Y,Y,Y,N,N,Y) STORE(PRPS) * GROUP 9. Properties of the medium (or media). SETPRPS(1,0) PRESS0=1.0000E+05 * GROUP 11. Initialization of fields of variables, * porosities, etc. * Initialize Properties Field and block-correction * (Meaning of integers used to represent different * properties(PRPS) can be found in the Manual) * Define a solid cell for the linear heat transfer CONPOR(SLD1,-1,CELL,#1,#1,#1,#1,#1,#1) COVAL(SLD1,PRPS,0.0,100);COVAL(SLD1,TEM1,0.0,1000) * Define the aluminum block CONPOR(SLD,-1,CELL,-#1,-#1,-#3,-#3,-#1,-#1) COVAL(SLD,PRPS,0.0,100) FIINIT(TEM1)=10 * GROUP 13. Boundary conditions and special sources * WALL boundary condition, name TFIXL to set the fixed TL for the conductive boundary condition PATCH(TFIXL,SWALL,#1,#1,#1,#1,#1,#1,#1,#NREGT) COVAL(TFIXL,TEM1,1.0,1000) * WALL boundary condition, name TFIXR to set the fixed TR for the conductive boundary condition PATCH(TFIXR,NWALL,#1,#1,#3,#3,#1,#1,#1,#NREGT) COVAL(TFIXR,TEM1,1.0,293) PATCH(@RI001,NORTH,#1,#1,#1,#1,#1,#1,#1,#NREGT) COVAL(@RI001,TEM1,GRND1,GRND1) PATCH(@RI002,SOUTH,#1,#1,#3,#3,#1,#1,#1,#nregt) COVAL(@RI002,TEM1,GRND1,GRND1) * GROUP 15. Termination criteria for sweeps and * outer iterations. LSWEEP=25;TSTSWP=-1 RESFAC=1E-5 IYMON=NY/2 S2SR=T LIBREF = 115 spedat(set,cvd,radcvd,l,t) STOP