C:\Users\lenovo\Desktop\1111.png
如图所示,不知道是我模型哪里出问题了?
这是我的命令流,我是按着书本做的
/prep7
et,1,beam161
et,2,shell163
r,1
rmore
rmodif,1,1,5/6,0.5,0.5,0.25,0.25
rmodif,1,6,0,0
r,2
rmore
rmodif,2,1,5/6,0.4,0.4,0.4,0.4
rmodif,2,6,0,0
r,3
rmore
rmodif,3,1,5/6,,0.1,0.1,0.1,0.1
mp,dens,1,2500
mp,ex,1,3e10
mp,nuxy,1,0.2
n,1,
n,2,5,
n,3,10
n,4,0,0,5
n,5,5,0,5
n,6,10,0,5
ngen,7,6,1,6,1,0,3,0
nsel,s,loc,x,9.5,10.5
nsel,r,loc,y,9.5,18.5
ndele,all
allsel,all
n,100,0,50,0
n,101,5,50,5
n,102,10,50,5
type,2
mat,1
real,3
*do,i,7,37,6
e,i,i+3,i+4,i+1
*enddo
*do,i,8,20,6
e,i,i+3,i+4,i+1
*enddo
type,1
mat,1
real,1
*do,i,10,40,6
e,i,i+1,101
e,i-3,i-2,100
e,i,i-3,100
e,i+1,i-2,101
*enddo
*do,i,11,23,6
e,i,i+1,101
e,i-3,i-2,100
e,i+1,i-2,102
*enddo
type,1
mat,1
real,2
*do,i,1,31,6
e,i,i+6,2
e,i+1,i+7,100
e,i+4,i+10,2
e,i+3,i+9,1
*enddo
*do,i,3,15,6
e,i,i+6,2
e,i+3,i+9,3
*enddo
cp,1,ux,1,2,3,4,5,6
cp,3,uz,1,2,3,4,5,6
nsel,s,loc,y,-0.1,0.1
d,all,,0,,,,uy,rotx,roty,rotz,,
*dim,time,array,301,1,1,,,
*dim,acc,array,301,1,1,,,
*do,i,1,301,1
time(i,1,1)=(i-1)*0.01
acc(i,1,1)=sin(100*((i-1)*0.01))+sin(110*((i-1)*0.01))+sin(120*((i-1)*0.01))
acc(i,1,1)=acc(i,1,1)*500*sin(10*((i-1)*0.01))*(1-cos(2*((i-1)*0.01)))
*enddo
cm,base,node
edload,add,ax,,base,time,acc
allsel,all
eddamp,all,0.1,
/sol
time,5,
edopt,add,blank,lsdyna
edrs,,0.005
edht,,0.005
eddump,1,
edwrite,lsdyna,buiding,k, |