*HEADING : TRANSIENT HEAT TRANSFER ANALYSIS COMPARISON OF DC2D8 ELEMENTS AND 8 NODED UEL ELEMENTS ***** ***** DC2D8 ELEMENT DEFINITI0N ***** *NODE,NSET=N1 1, 11,0,.5 21,0,1 2,.3 22,.6,1 3,.6 13,.8,.5 23,1.2,1 4,1.3 24,1.6,1 5,2 15,2,.5 25,2,1 *NSET,NSET=L1 1,11,21 *NSET,NSET=R1 5,15,25 *ELEMENT,TYPE=DC2D8,ELSET=DC2D8 1,1,3,23,21,2,13,22,11 2,3,5,25,23,4,15,24,13 *SOLID SECTION,ELSET=DC2D8,MATERIAL=ALUM 1, *MATERIAL,NAME=ALUM *CONDUCTIVITY 204., *DENSITY 2707., *SPECIFIC HEAT 896., ***** ***** UEL ELEMENT DEFINITI0N ***** *NCOPY,OLDSET=N1,NEWSET=N2,CHANGE NUMBER=100,SHIFT 0,5,0 *NSET,NSET=L2 101,111,121 *NSET,NSET=R2 105,115,125 *USER ELEMENT,NODES=8,TYPE=U1,PROP=4,COORDINATES=2,VAR=1 11, *ELEMENT,TYPE=U1,ELSET=UEL 101,101,103,123,121,102,113,122,111 102,103,105,125,123,104,115,124,113 *UEL PROPERTY,ELSET=UEL 1., 2707.,896.,204. *INITIAL CONDITIONS,TYPE=TEMP N1,250 N2,250 *STEP,INC=25 *HEAT TRANSFER,DELTMX=25,END=SS 500,100000,,,1E-5 *DFLUX 1,S4,1E4 101,U4,1E4 *FILM 2,F2,200.,500. *NODE PRINT,FREQ=1 NT, *NODE FILE,FREQ=1 NT, *OUTPUT,FIELD,FREQ=1 *NODE OUTPUT NT, *END STEP