*HEADING SIMPLE CONTACT TEST, COUPLED TEMPERATURE-DIPLACEMENT [] *RESTART,WRITE *NODE 1, 1., 5. 2, 1.5, 5. 3, 2., 5. 4, 1., 7.5 5, 2., 7.5 6, 1., 10. 7, 1.5, 10. 8, 2., 10. 9, 1., 5., 0.5 10, 2., 5., 0.5 11, 1., 10., 0.5 12, 2., 10., 0.5 13, 1., 5., 1. 14, 1.5, 5., 1. 15, 2., 5., 1. 16, 1., 7.5, 1. 17, 2., 7.5, 1. 18, 1., 10., 1. 19, 1.5, 10., 1. 20, 2., 10., 1. 21, 1.5, 5., 0.5 22, 1.5, 10., 0.5 23, 1.5, 7.5, 24, 1.5, 7.5, 1. 25, 2., 7.5, 0.5 26, 1., 7.5, 0.5 121, 1., 12.5 122, 1., 11.25 123, 1., 10., 124, 1.25, 12.5, 125, 1.25, 10., 126, 1.5, 12.5 127, 1.5, 11.25 128, 1.5, 10. 129, 1., 12.5, 0.5 130, 1., 10., 0.5 131, 1.5, 12.5, 0.5 132, 1.5, 10., 0.5 133, 1., 12.5, 1. 134, 1., 11.25, 1. 135, 1., 10., 1. 136, 1.25, 12.5, 1. 137, 1.25, 10., 1. 138, 1.5, 12.5, 1. 139, 1.5, 11.25, 1. 140, 1.5, 10., 1., 144, 1.75, 12.5, 145, 1.75, 10. 146, 2., 12.5 147, 2., 11.25 148, 2., 10. 151, 2., 12.5, 0.5 152, 2., 10., 0.5 156, 1.75, 12.5, 1. 157, 1.75, 10., 1. 158, 2., 12.5, 1. 159, 2., 11.25, 1. 160, 2., 10., 1. 161, 1.25, 10., 0.5 162, 1.25, 12.5, 0.5 163, 1.25, 11.25, 164, 1.25, 11.25, 1. 165, 1.5, 11.25, 0.5 166, 1., 11.25, 0.5 167, 1.75, 10., 0.5 168, 1.75, 12.5, 0.5 169, 1.75, 11.25, 170, 1.75, 11.25, 1. 171, 2., 11.25, 0.5 261, 1., 12.5 262, 1.5, 12.5 263, 2., 12.5 264, 1., 13.75 265, 2., 13.75 266, 1., 15. 267, 1.5, 15. 268, 2., 15. 269, 1., 12.5, 0.5 270, 2., 12.5, 0.5 271, 1., 15., 0.5 272, 2., 15., 0.5 273, 1., 12.5, 1. 274, 1.5, 12.5, 1. 275, 2., 12.5, 1. 276, 1., 13.75, 1. 277, 2., 13.75, 1. 278, 1., 15., 1. 279, 1.5, 15., 1. 280, 2., 15., 1. 281, 1.5, 12.5, 0.5 282, 1.5, 15., 0.5 283, 1.5, 13.75, 284, 1.5, 13.75, 1. 285, 2., 13.75, 0.5 286, 1., 13.75, 0.5 *NSET,NSET=BOTTOM 1,2,3,9,10,13,14,15,21 *NSET,NSET=TOP 266,267,268,271,272, 278,279,280,282 *NSET,NSET=BACK 1,2,3 266,267,268, *ELEMENT, TYPE=C3D10MT, ELSET=SOLID 1, 15, 3, 1, 8, 10, 2, 21, 25, 5, 23 2, 1, 13, 15, 18, 9, 14, 21, 26, 16, 24 3, 8, 20, 18, 15, 12, 19, 22, 25, 17, 24 4, 18, 6, 8, 1, 11, 7, 22, 26, 4, 23 5, 15, 8, 1, 18, 25, 23, 21, 24, 22, 26 6, 140, 128, 123, 126, 132, 125, 161, 165, 127, 163 7, 123, 135, 140, 133, 130, 137, 161, 166, 134, 164 8, 126, 138, 133, 140, 131, 136, 162, 165, 139, 164 9, 133, 121, 126, 123, 129, 124 ,162, 166, 122, 163 10, 140, 126, 123, 133, 165, 163, 161, 164, 162, 166 11, 160, 148, 128, 146, 152, 145, 167, 171, 147, 169 12, 128, 140, 160, 138, 132, 157, 167, 165, 139, 170 13, 146, 158, 138, 160, 151, 156, 168, 171, 159 ,170 14, 138, 126, 146, 128, 131, 144, 168, 165, 127, 169 15, 160, 146, 128, 138, 171, 169, 167, 170, 168, 165 16, 275, 263, 261, 268, 270, 262, 281, 285, 265, 283 17, 261, 273, 275, 278, 269, 274, 281, 286, 276, 284 18, 268, 280, 278, 275, 272, 279, 282, 285, 277, 284 19, 278, 266, 268, 261, 271, 267, 282, 286, 264, 283 20, 275, 268, 261, 278, 285, 283, 281, 284, 282, 286 *SOLID SECTION, ELSET=SOLID, MATERIAL=SOLMAT *MATERIAL, NAME=SOLMAT *ELASTIC 30.E6,0.3 *EXPANSION 10.E-6, *CONDUCTIVITY 43.0, *DENSITY 7700., *SPECIFIC HEAT 600., *SURFACE INTERACTION, NAME=GAP 1.0, *GAP CONDUCTANCE 1.,0. 1.,1. *GAP RADIATION 3.4664e-2, 3.4664e-2 1.,0. 1.,1. *GAP HEAT GENERATION 0.5,0.5 ** *PHYSICAL CONSTANTS, ABSOLUTE ZERO=-273.16,STEFANB=5.6697E-8 ** *** nset definitions for prescribing temperatures. ** *NSET,NSET=NELEM15,GEN 1,26 *NSET, NSET=NELEM620 122,123,125,127,128,130 132,134,135,137,139,140 141,142,143,145,147,148,149,150 152,153,154,155,157,159,160 161,163,164,165,166,167 169,170,171 *NSET, NSET=NELEM620, GEN 261,286,1 ** ** surfaces ** *surface, NAME=ASURF 3, S1 4, S1 *surface, NAME=BSURF 6, S1 7, S1 11,S1 12,S1 *CONTACT PAIR, SMALL SLIDING, INTERACTION=GAP, TYPE=SURFACE TO SURFACE BSURF, ASURF *surface, NAME=ATIED 8, S1 9, S1 13,S1 14,S1 *surface, NAME=BTIED 16,S1 17,S1 *CONTACT PAIR, SMALL SLIDING, TIED, ADJUST=0.01, INTERACTION=GAP, TYPE=SURFACE TO SURFACE ATIED, BTIED ** *** Apply different temperatures to the nodes above and *** below the contact surface ** *AMPLITUDE,name=STEP 0,1,100,1 *STEP *COUPLED TEMPERATURE-DISPLACEMENT,STEADY STATE 1.,1. *ENERGY FILE *EL FILE S, E, EE, TEMP, *NODE FILE RF, NT,RFL *ENERGY PRINT *EL PRINT ,SUM=NO S, E, EE, TEMP, *NODE PRINT,SUM=NO RF, NT,RFL U, *BOUNDARY BACK,3,3 BOTTOM,2,2 TOP,2,2 1, 1, 1 9, 1, 1 13,1, 1 266,1, 1 271,1, 1 278,1, 1 NELEM15, 11, 11, 700.0 NELEM620, 11, 11, 500.0 *CONTACT PRINT CSTRESS,CDISP HFL,HFLA,HTL SFDR,SFDRA *CONTACT FILE CSTRESS,CDISP HFL,HFLA,HTL, SFDR,SFDRA, *END STEP ** **** STEP 2. Push top block to the right. ** *STEP, NLGEOM ,INC=10 *COUPLED TEMPERATURE-DISPLACEMENT,STEADY STATE 0.1,1.0,0.1,0.1 *CHANGE FRICTION,INTERACTION=GAP,amplitude=step *FRICTION 0.01, *BOUNDARY, OP=NEW BACK,3,3 123, 1, 1, 0.01 130, 1, 1, 0.01 135, 1, 1, 0.01 122, 1, 1, 0.01 134, 1, 1, 0.01 166, 1, 1, 0.01 261, 1, 1, 0.01 269, 1, 1, 0.01 273, 1, 1, 0.01 264, 1, 1, 0.01 276, 1, 1, 0.01 266, 1, 1, 0.01 271, 1, 1, 0.01 278, 1, 1, 0.01 286, 1, 1, 0.01 NELEM15, 11, 11, 700 NELEM620, 11, 11, 500 TOP, 2, 2 BOTTOM, 2, 2 1, 1, 1 9, 1, 1 13,1, 1 4,1,1 16,1,1 6,1,1 11,1,1 18,1,1 26,1,1 *EL FILE S, E, *NODE FILE RF, NT,RFL, *CONTACT PRINT CSTRESS,CDISP HFL,HFLA,HTL, SFDR,SFDRA, *CONTACT FILE CSTRESS,CDISP HFL,HFLA,HTL, SFDR,SFDRA, *END STEP ** *** STEP 3. Push top block back into position. ** *STEP, NLGEOM, INC=10 *COUPLED TEMPERATURE-DISPLACEMENT,STEADY STATE 0.1,1.,0.1,0.1 *BOUNDARY, OP=NEW BACK,3,3 123, 1, 1, 130, 1, 1, 135, 1, 1, 122, 1, 1, 134, 1, 1, 166, 1, 1, 261, 1, 1, 269, 1, 1, 273, 1, 1, 264, 1, 1, 276, 1, 1, 266, 1, 1, 271, 1, 1, 278, 1, 1, 286, 1, 1, NELEM15, 11, 11, 700 NELEM620, 11, 11, 500 TOP, 2, 2 BOTTOM, 2, 2 1, 1, 1 9, 1, 1 13,1, 1 4,1,1 16,1,1 6,1,1 11,1,1 18,1,1 26,1,1 *EL FILE S, E, *NODE FILE RF, NT, RFL, *CONTACT PRINT CSTRESS,CDISP HFL,HFLA,HTL, SFDR,SFDRA, *CONTACT FILE CSTRESS,CDISP HFL,HFLA,HTL, SFDR,SFDRA, *END STEP ** **** test for linear perturbation *** *STEP,NLGEOM,PERTURBATION *STATIC *BOUNDARY,OP=NEW BACK,3,3 BOTTOM,2,2 TOP ,2,2 , 0.05 1, 1, 1 9, 1, 1 13,1, 1 266,1, 1 271,1, 1 278,1, 1 *ENERGY FILE *EL FILE S, E, *NODE FILE RF, *ENERGY PRINT *EL PRINT ,SUM=NO S, E, TEMP, *NODE PRINT,SUM=NO RF, NT, *CONTACT PRINT *CONTACT FILE *END STEP