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在动力分析中,常用到谐波分析,以下提供一例子,供诸位参考。
/prep7
width=1
length=2
high=-1
mass_hig=0.1
et,1,63
et,2,4
et,3,21
r,1,0.02
r,2,2e-4,2e-8,2e-8,0.01,0.02
r,3,100
mp,ex,1,2e11
mp,nuxy,1,0.3
mp,dens,1,7800
rect,,length,,width
k,5,,,high
k,6,length,,high
k,7,length,width,high
k,8,,width,high
l,1,5
*rep,4,1,1
esiz,0.1
amesh,all
type,2
real,2
lmesh,5,8
n,500,lenght/2,width/2,mass_hig
type,3
real,3
en,500,500
cerig,500,136,all
cerig,500,138,all
cerig,500,154,all
cerig,500,156,all
fini
/solu
anty,modal
modopt,Lanb,10
mxpand,10,,,yes
nsel,s,loc,z,high
d,all,all
alls
solv
fini
/solu
anty,harm
alph,5
f,500,fx,100
f,500,fz,0,100
harfrq,0,10
nsubst,10
solv
fini
/post26
nsol,2,500,u,x
nsol,3,500,u,y
nsol,4,500,u,z
/grid,1
plvar,2,3,4 |