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[求助]
beam4与solid65单元之间如何约束
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这是个路面结构的模型 其中里面的钢筋采用beam4单元，混凝土面板采用solid65单元。beam单元和solid单元采用CEINTF,,ALL进行约束。但是计算不收敛。总的命令流如下所示 FINISH$/CLEAR$/FILNAME,BEAM4 /PREP7 Y1=0.6$Y2=0.3$Y3=0.18$Y4=0.24$ Y11=0.52$Y22=0.18$Y33=0.18$Y44=0.18$Y55=0.26 X1=5$Z1=2$Z2=2.5 B=1.42E-2$H=1.42E-2$A=B*H$IZZ=B*H*H*H/12$IYY=B*H*H*H/12 ET,1,SOLID65 KEYOPT,1,3,2$KEYOPT,1,7,1 ET,2,BEAM4 ET,3,SOLID45 R,1 R,2,A,IZZ,IYY,B,H MP,EX,1,2.85E10$MP,PRXY,1,0.15 MP,EX,2,1.5E9$MP,PRXY,2,0.25 MP,EX,3,7E8$MP,PRXY,3,0.3 MP,EX,4,5E7$MP,PRXY,4,0.35 MP,EX,5,1.4E9$MP,PRXY,5,0.25 MP,EX,6,1.3E9$MP,PRXY,6,0.25 MP,EX,7,3E10$MP,PRXY,7,0.15 MP,EX,8,2e11$MP,GXY,8,7.7E10 K,1,2.4,1.2,4.9$K,2,1.6,1.2,4.9$K,3,2.4,1.2,4.3$K,4,1.6,1.2,4.3 K,5,2.4,1.2,3.7$K,6,1.6,1.2,3.7$K,7,2.4,1.2,3.1$K,8,1.6,1.2,3.1 K,9,2.4,1.2,2.5$K,10,1.6,1.2,2.5$K,11,2.4,1.2,1.9$K,12,1.6,1.2,1.9 K,13,2.4,1.2,1.3$K,14,1.6,1.2,1.3$K,15,2.4,1.2,0.7$K,16,1.6,1.2,0.7 K,17,2.4,1.2,0.1$K,18,1.6,1.2,0.1$ L,1,2$L,3,4$L,5,6$L,7,8$L,9,10$L,11,12$L,13,14$L,15,16$L,17,18 LSEL,S,LINE,,1,9 CM,GJ,LINE BLC4,,,Z1,Y1,X1 BLOCK,,Z1,Y1,Y1+Y2,,X1 BLOCK,,Z1,Y1+Y2,Y1+Y2+Y3,,X1 BLOCK,,Z1,Y1+Y2+Y3,Y1+Y2+Y3+Y4,,X1 WPOFF,Z1 BLC4,,,Z2,Y11,X1 BLOCK,,Z2,Y11,Y11+Y22,,X1 BLOCK,,Z2,Y11+Y22,Y11+Y22+Y33,,X1 BLOCK,,Z2,Y11+Y22+Y33,Y11+Y22+Y33+Y44,,X1 BLOCK,,Z2,Y11+Y22+Y33+Y44,Y11+Y22+Y33+Y44+Y55,,X1 WPOFF,,1.06,2.3 BLC4,,,0.189,Y55,0.189 BLOCK,0.319,0.508,,Y55,,0.189 VSEL,ALL VSBW,ALL$WPOFF,,,0.189$VSBW,ALL$WPROT,,,-90$WPOFF,,,-0.189$VSBW,ALL$WPOFF,,,-0.13$VSBW,ALL$WPOFF,,,-0.189$VSBW,ALL$WPCSYS,-1 WPOFF,,Y11$WPROT,,-90$VSBW,ALL$WPOFF,,,0.08$VSBW,ALL$WPOFF,,,0.1$VSBW,ALL$WPOFF,,,0.18$VSBW,ALL WPOFF,,,0.02$VSBW,ALL$WPOFF,,,0.16$VSBW,ALL$WPOFF,,,0.02$VSBW,ALL$WPCSYS,-1 VSEL,S,LOC,Y,,Y1+Y2+Y3+Y4$VSEL,U,LOC,X,Z1,4.5$VGLUE,ALL VSEL,S,LOC,Y,,Y11+Y22+Y33+Y44+Y55$VSEL,U,LOC,X,,Z1$VOVLAP,ALL$VGLUE,ALL VSEL,S,LOC,Y,,Y1$VSEL,U,LOC,X,Z1,4.5$VATT,4,,3 VSEL,S,LOC,Y,Y1,Y1+Y2$VSEL,U,LOC,X,Z1,4.5$VATT,3,,3 VSEL,S,LOC,Y,Y1+Y2,Y1+Y2+Y3$VSEL,U,LOC,X,Z1,4.5$VATT,2,,3 VSEL,S,LOC,Y,Y1+Y2+Y3,Y1+Y2+Y3+Y4$VSEL,U,LOC,X,Z1,4.5$VATT,1,,1 VSEL,S,LOC,Y,,Y11$VSEL,U,LOC,X,0,Z1$VATT,4,,3 VSEL,S,LOC,Y,Y11,Y11+Y22$VSEL,U,LOC,X,0,Z1$VATT,3,,3 VSEL,S,LOC,Y,Y11+Y22,Y11+Y22+Y33$VSEL,U,LOC,X,0,Z1$VATT,6,,3 VSEL,S,LOC,Y,Y11+Y22+Y33,Y11+Y22+Y33+Y44$VSEL,U,LOC,X,0,Z1$VATT,5,,3 VSEL,S,LOC,Y,Y11+Y22+Y33+Y44,Y11+Y22+Y33+Y44+Y55$VSEL,U,LOC,X,0,Z1$VATT,7,,1 CMSEL,S,GJ,LINE$LATT,8,2,2 LSEL,S,LOC,Y,0.52,1.32$LSEL,A,LOC,Y,0 LESIZE,ALL,0.1,,,,,,,1 LSEL,S,LOC,Y,0,0.52$LSEL,U,LOC,Y,3$LSEL,U,LOC,Y,0 LESIZE,ALL,0.2,,,,,,,1 ALLSEL,ALL MSHAPE,0,3d MSHKEY,1 VMESH,ALL CMSEL,S,GJ,LINE LESIZE,ALL,0.01,,,,,,,1 LMESH,ALL ESEL,S,ENAME,,BEAM4 NSLE ESEL,S,ENAME,,SOLID65 CEINTF,,ALL /SOLU ASEL,S,LOC,X,0$ASEL,A,LOC,X,4.5$DA,ALL,UX,0 ASEL,S,LOC,Z,0$ASEL,A,LOC,Z,X1$DA,ALL,UZ,0 ASEL,S,LOC,Y,0$DA,ALL,UY,0 ASEL,S,AREA,,64$ASEL,A,AREA,,58 SFA,ALL,1,PRES,0.7E6$ALLSEL,ALL NLGEOM,ON$ANTYPE,0$NSUBST,500,,300$OUTRES,ALL,ALL$AUTOTS,ON NEQIT,50$CNVTOL,F,,0.05$SOLVE |
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