问题:想在ANSYS中使用LS-DYNA进行显示动力学计算,想把两个部件用edpart进行定义,但未得到想要的结果。命令流如下:
finish
/clear
/filname,cut
/title,Cut the Metal Block (2D)
/units,si
/prep7
et,1,plane162
mp,ex,1,1.8e11
mp,nuxy,1,0.31
mp,dens,1,8490
tb,biso,1
tbdata,1,9e8
tbdata,2,4.45e8
rectng,0,0.25,0,0.25
aesize,1,0.005
amesh,1
asel,s,,,1
esla,s
cm,CutBlock,elem
edpart,create,1,CutBlock
mp,ex,2,2.07e11
mp,nuxy,2,0.3
mp,dens,2,7850
edmp,rigid,2,5,7
k,5,0.3,0.22,0
k,6,0.5,0.3,0
k,7,0.5,0.5,0
k,8,0.4,0.5,0
a,5,6,7,8
aesize,2,0.005
amap,2,5,6,8,7
asel,s,,,2
esla,s
cm,CutKnife,elem
edpart,add,2,CutKnife
finish
说明:目的是CutBlock建立1#部件,用CutKnife建立2#部件,但是用edpart,list列出的1#部件单元数为零;同时我想用刚体定义2#部件,即2#材料,但是列出的2#部件材料编号还是1,不知如何解决,请教,先谢了。 |