针冲击板块,点击solve后不计算,不知是哪里设置问题,可能是接触设置问题?求大神指点? 40
APDL语言复制如下,令有附件建立的模型和APDL语言,困惑以久,求大神指点一二。
注:model2.x_t文件格式不支持,将文件结尾改成了.txt,请大神自己改过来运行。谢谢
FINISH
/CLEAR
/prep7
/units,si !国际单位制mks
ET,1,SOLID164 !材料1较软,材料2较硬
MP,DENS,1,7824
MP,EX,1,2.09E11
MP,NUXY,1,0.29
TB,BISO,1,,,,
TBDAT,1,2e8
TBDAT,2,2e8
EDMP,RIGI,2,6,7
MP,DENS,2,7834
MP,EX,2,2.13E11
MP,NUXY,2,0.29
~PARAIN,'model2','x_t',,SOLIDS,0,0 !导入模型,针和板块
/VIEW,1,1,1,1
/FACET,NORML
/REPLOT
/pnum,volu,1
/pnum,area,1
/pnum,line,1
/replot
FLST,5,3,6,ORDE,2 !三个板块粘接
FITEM,5,3
FITEM,5,-5
VSEL,S, , ,P51X
FLST,2,3,6,ORDE,2
FITEM,2,3
FITEM,2,-5
VGLUE,P51X
FLST,5,2,6,ORDE,2 !针的两部分粘接
FITEM,5,1
FITEM,5,-2
VSEL,S, , ,P51X
FLST,2,2,6,ORDE,2
FITEM,2,1
FITEM,2,-2
VGLUE,P51X
LESIZE,19, , ,50 !划分网格,冲击区域较细
LESIZE,52, , ,25
LESIZE,48, , ,25
LESIZE,27, , ,30
LESIZE,28, , ,30
type,1
mat,1
MSHAPE,0,3d
MSHKEY,1
vsel,s,,,7
vsel,a,,,3
vsel,a,,,6
vmesh,all
SMRTSIZE,5 !针采用自动网格划分
TYPE,1
MAT,2
MSHKEY,0
MSHAPE,1,3d
vsel,s,,,1
vsel,a,,,4
vmesh,all
EDPART,CREATE !创建part
asel,s,,,12 !限制底部所有自由度
asel,a,,,28
asel,a,,,32
nsla
d,all,uy,0
d,all,ux,0
d,all,uz,0
asel,s,,,30 !非反射边界条件
asel,a,,,9
asel,a,,,26
asel,a,,,24
asel,a,,,27
asel,a,,,11
asel,a,,,31
asel,a,,,18
NSLA
CM,nonreflectboundary,NODE
/MREP,EPLOT
EDNB,ADD,nonreflectboundary,0,0
asel,s,,,1
asel,a,,,3
nsla
CM,Semicircle,NODE !针头部建立component
EDCGEN,ANTS,SEMICIRCLE,1,0.3,0.3,0,0,0, , , , ,0,10000000,0,0 !接触
EDCONTACT,0.1,0,2,0,1,1,1,4,0
EDSP,OFF,' ',' ',1,
EDPV,VELO,2,0,-5,0,0,0,0 !针初始速度
*DIM,TIME,ARRAY,2,1,1, , , !重力
!*
*DIM,ACCY,ARRAY,2,1,1, , ,
!*
*SET,TIME(2,1,1) , 1
*SET,ACCY(1,1,1) , 9.8
*SET,ACCY(2,1,1) , 9.8
VSEL,S,,,1
Vsel,a,,,4
NSLV
CM,ABC,NODE
EDLOAD,ADD,ACLY,0,ABC,TIME,ACCY, 0
ALLSEL
/SOLU
EDHGLS,0.1
EDENERGY,1,1,1,1
TIME,0.001
EDRST,40
EDHTIME,1000
EDDUMP,1
SOLVE