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[求助]
求ANSYS用195单元做垫片接触分析的实例
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/COM,ANSYS MEDIA REL. 150 (11/8/2013) REF. VERIF. MANUAL: REL. 150 /VERIFY,VM250 /TITLE,VM250, GASKET MATERIAL UNDER UNIAXIAL COMPRESSION LOAD /COM, REF: ANY NONLINEAR MATERIAL VERIFICATION TEXT /COM, USING 3D 8-NODE INTER195 GASKET ELEMENTS /PREP7 MP, EX, 1,15.2E6*6890 MP,NUXY, 1, 0.21 MP,DENS,1,7203 TB,GASKET,2,,13,COMP !* COMPRESSION CURVE TBPT,,0.508000E-04, 0.161226E+07 TBPT,,0.101600E-03, 0.520884E+07 TBPT,,0.152400E-03, 0.113134E+08 TBPT,,0.203200E-03, 0.200499E+08 TBPT,,0.254000E-03, 0.259960E+08 TBPT,,0.304800E-03, 0.290345E+08 TBPT,,0.355600E-03, 0.357453E+08 TBPT,,0.406400E-03, 0.440064E+08 TBPT,,0.457200E-03, 0.563189E+08 TBPT,,0.508000E-03, 0.748254E+08 TBPT,,0.558800E-03, 0.967287E+08 TBPT,,0.609600E-03, 0.129001E+09 TBPT,,0.683260E-03, 0.157147E+09 TB,GASKET,2,,5,LUNL !* COMPRESSION CURVE TBPT,,0.152400E-03, 2.430000E+11 TBPT,,0.304800E-03, 3.565000E+11 TBPT,,0.406400E-03, 5.923000E+11 TBPT,,0.558800E-03, 1.088000E+12 TBPT,,0.683260E-03, 1.490000E+12 /PREP7 ET,1,185 !* 3D 8-NODE STRUCTURAL SOLID ELEMENT ET,2,195,,0 !* 3D 8-NODE GASKET ELEMENT BLOCK,0,1,0,1,0,1 BLOCK,0,1,0,1,1.02,2.02 BLOCK,0,1,0,1,1,1.02 VSEL,S,LOC,Z,1,2.02 ASLV VGLUE,ALL ALLS ESIZE,1/4 TYPE,1 MAT, 1 VMESH,1 VMESH,2 VMESH,4 TYPE,2 MAT,2 VSEL,S,,,4 ESLV EMODIFY,ALL,0 VSEL,S,,,4 ASLV ASEL,R,LOC,Z,1 NSLA,,1 CM,N_TARGET,NODE VSEL,S,,,1 ASLV ASEL,R,LOC,Z,1 NSLA,,1 CM,N_CONTACT,NODE MP,MU,1, MAT,1 R,3 REAL,3 ET,3,170 ET,4,174 KEYOPT,4,9,0 KEYOPT,4,10,2 R,3, RMORE, RMORE,,0 RMORE,0 ! Generate the target surface NSEL,S,,,N_TARGET CM,_TARGET,NODE TYPE,3 ESLN,S,0 ESURF CMSEL,S,_ELEMCM ! Generate the contact surface NSEL,S,,,N_CONTACT CM,_CONTACT,NODE TYPE,4 ESLN,S,0 ESURF ALLS NSEL,S,LOC,X,0 D,ALL,UX NSEL,S,LOC,Y,0 D,ALL,UY NSEL,S,LOC,Z,0 D,ALL,UZ Asel,s,loc,z,1 Vsel,s,,,4 Aslv,r Nsla,,1 D,all,ux D,all,uy !为什么约束195单元接触面的横向位移以后才能计算？ alls NSEL,ALL FINISH /out,scratch /SOLU NLGEOM,ON NSUBST,50,50,50 OUTRES,ALL,-10 NSEL,S,LOC,Z,2.02 SF,ALL,PRES,44006400 !* 1ST LOAD STEP -- LOAD THE MODEL NSEL,ALL SOLVE NSEL,S,LOC,Z,2.02 SF,ALL,PRES,0 !* 2ND LOAD STEP -- UNLOAD THE MODEL NSEL,ALL SOLVE NSEL,S,LOC,Z,2.02 !* 3RD LOAD STEP -- RELOAD THE MODEL SF,ALL,PRES,157147000 NSEL,ALL SOLVE NSEL,S,LOC,Z,2.02 SF,ALL,PRES,0 !* 4TH LOAD STEP -- UNLOAD THE MODEL NSEL,ALL SOLVE FINISH |
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