ansys悬臂梁压电能量收集器命令流,然后我想在质量块右端加一个轴向力,进行模态分析,但是不管加多大的力,结果不发生变化,请问哪里操作不对吗?还会弹出这个对话框。
/prep7
/RGB,INDEX,100,100,100, 0
/RGB,INDEX, 80, 80, 80,13
/RGB,INDEX, 60, 60, 60,14
/RGB,INDEX, 0, 0, 0,15
/REPLOT
et,1,solid227,1001
et,2,solid187
mp,DENS,1,7500
emunit,epzro,8.854e-12
mp,perx,1,1704.4
mp,pery,1,1704.4
mp,perz,1,1433.6
tb,ANEL,1
tbdata,1,12.72E10,8.021E10,8.467E10
tbdata,7,12.72E10,8.467E10
tbdata,12,11.744E10
tbdata,16,2.299E10
tbdata,19,2.299E10
tbdata,21,2.347E10
tb,PIEZ,1
tbdata,3,-6.6228
tbdata,6,-6.6228
tbdata,9,23.2403
tbdata,14,17.0345
tbdata,16,17.0345
mp,dens,2,2700
mp,EX,2,70e9
MP,DENS,3,8900
MP,EX,3,207E9
csys,0
L=85e-3
b=10e-3
hp=0.3e-3
hs=0.3e-3
Lt=4e-3
block,0,L,0,b,hp,hs+hp
block,0,L,0,b,0,hp
block,0,L,0,b,hp+hs,2*hp+hs
block,L,L+Lt,0,b,hp+1/2*hs-1/2*Lt,hp+1/2*hs+1/2*Lt
k,50,L+Lt,b/2,(2*hp+hs)/2
vglue,all
VSEL,S, , , 1
ESIZE,0.005,0,
VATT, 2, , 2, 0
Vmesh,all
VSEL,S, , , 5
vplot
VATT, 1, , 1, 0
ESIZE,0.0025,0,
MSHAPE,1,3D
MSHKEY,0
VMESH,all
VSEL,S, , , 6
local,11,,,,,,180
VATT, 1, , 1, 11
ESIZE,5e-3,0,
MSHAPE,1,3D
MSHKEY,0
VMESH,all
VSEL,S, , , 7
VATT, 3, , 2, 0
VMESH,all
csys,0
nsel,s,loc,z,0
nsel,u,loc, x,L,L+Lt
cp,1,volt,all
*get,n_bot,node,0,num,min
nsel,all
nsel,s,loc,z,2*hp+hs
nsel,u,loc, x,L,L+Lt
cp,2,volt,all
*get,n_top,node,0,num,min
nsel,all
nsel,s,loc,z,hp
nsel,u,loc, x,L,L+Lt
cm,cm_1,node
nsel,s,loc,z,hp+hs
nsel,u,loc, x,L,L+Lt
cm,cm_2,node
cmsel,s,cm_1,node
cmsel,a,cm_2,node
cp,3,volt,all
nsel,all
/solu
antype,modal
modopt,lanb,3
mxpand,3
nsel,s,loc,x,0
d,all,ux,0,,,,uy,uz
|