*HEADING
 : IDENTICAL, PARALLEL DIRECTLY OPPOSED RECTANGES
 TWO ELEMENTS TOTAL
*NODE,NSET=BASE1
1,0.,0.,0.
2,5.,0.,0.
3,5.,8.,0.
4,0.,8.,0.
*NCOPY,CHANGE NUMBER=10,OLD SET=BASE1,SHIFT
0.,0.,15.

*NSET,NSET=BASE2
11,12,13,14
*ELEMENT,TYPE=DS3,ELSET=EALL
1,1,2,3
3,1,3,4
*ELEMENT,TYPE=DS3,ELSET=EALL
2,11,12,13
4,11,13,14
*SHELL SECTION,ELSET=EALL,MATERIAL=ALU
0.1, 
*MATERIAL,NAME=ALU
*CONDUCTIVITY
237., 
*DENSITY
2702., 
*SPECIFIC HEAT
903., 
*surface,NAME=SURF1,PROPERTY=PROP1
1,SPOS
3,SPOS
2,SNEG
4,SNEG
*CAVITY DEFINITION,NAME=CAV1,AMB=100
SURF1, 
*SURFACE PROPERTY,NAME=PROP1
*EMISSIVITY
0.76, 
*PHYSICAL CONSTANTS,STEFANB=5.67E-08,ABSOLUTE ZERO=0.
**
*RESTART,WRITE,FREQ=5
*STEP,INC=20
 HEAT TRANSTER TEST 1.0
*HEAT TRANSFER,STEADY STATE
1.,1.
*RADIATION VIEWFACTOR,REFLECTION=NO
*BOUNDARY
BASE1,11,11,10.
BASE2,15,15,1000.
*NODE PRINT
NT,COORD
*NODE FILE
NT, 
*OUTPUT,FIELD
*NODE OUTPUT
NT,
*RADIATION PRINT 
RADFL,RADFLA,RADTL,RADTLA,VFTOT,FTEMP
*RADIATION FILE
RADFL,RADFLA,RADTL,RADTLA,VFTOT,FTEMP
*OUTPUT,FIELD
*RADIATION OUTPUT
RADFL,RADFLA,RADTL,RADTLA,VFTOT,FTEMP
*END STEP