SSI建模出问题,求助
我建了一个四层钢管混凝土框架模型,结果模态分析做不出来,分析结果全是0,本人是初学者,希望哪位大侠帮我调一下finish
/clear
/prep7
et,1,beam189
et,2,shell63
et,3,combin14
R,1,0.05
R,2,0.06,
R,3,0.09,
R,4,4.86e6,
mp,ex,1,6.2485e10
mp,prxy,1,0.25
mp,dens,1,3058
mp,ex,2,2e11
mp,prxy,2,0.3
mp,dens,2,7800
mp,dens,3,2500
mp,ex,3,6.3667e9
mp,prxy,3,0.167
mp,ex,4,3.0e10
mp,prxy,4,0.167
mp,dens,4,2500
mp,damp,5,0.05
k,1,
k,2,0.68,
k,3,,,0.68
k,4,0.68,,0.68
k,5,,0.5,
k,6,0.68,0.5,
k,7,,0.5,0.68
k,8,0.68,0.5,0.68
sectype,1,beam,csolid
secoffset,cent
secdata,0.0415,
sectype,2,beam,I,
secoffset, user, , 0.05
secdata,0.05,0.05,0.05,0.003,0.003,0.004,
l,1,5
l,2,6
l,3,7
l,4,8
l,5,6
l,5,7
l,6,8
l,7,8
al,5,7,8,6
agen,4,1,1,1,,0.4,,5
l,5,10
l,6,11
l,7,12
l,8,13
l,10,15
l,11,16
l,12,17
l,13,18
l,15,20
l,16,21
l,17,22
l,18,23
k,100,-0.11,,-0.11
k,101,0.79,,-0.11
k,102,-0.11,,0.79
k,103,0.79,,0.79
k,104,-0.11,-0.6,-0.11
k,105,0.79,-0.6,-0.11
k,106,-0.11,-0.6,0.79
k,107,0.79,-0.6,0.79
l,100,101
l,100,1
l,101,2
l,100,102
l,102,103
l,101,103
l,102,3
l,103,4
l,1,2
l,1,3
l,2,4
l,3,4
l,100,104
l,101,105
l,103,107
l,102,106
l,104,105
l,104,106
l,105,107
l,106,107
lsel,all
lglue,all
al,33,35,41,34
al,41,43,44,42
al,35,38,40,43
al,40,37,39,44
al,42,39,36,34
al,33,46,49,45
al,45,50,48,36
al,38,46,51,47
al,37,47,52,48
al,49,51,52,50
asel,all
aglue,all
k,110,-0.51,,-0.11
l,110,100
lgen,4,53,53,1,,,0.3,20
lgen,4,53,56,1,,-0.2,,100
k,500,0.79,,1.19
l,103,500
lgen,4,69,69,1,-0.3,,,20
lgen,4,69,72,1,,-0.2,,100
k,900,1.19,,-0.11
l,900,101
lgen,4,85,85,1,,,0.3,20
lgen,4,85,88,1,,-0.2,,100
k,1600,0.79,,-0.51
l,101,1600
lgen,4,101,101,1,-0.3,,,500
lgen,4,101,104,1,,-0.2,,100
k,3500,-0.11,-1,-0.11
l,3500,104
lgen,4,117,117,1,0.3,,,20
lgen,4,117,120,1,,,0.3,200
lsel,all
lglue,all
asel,all
aglue,all
nummrg,all
numcmp,all
type,1
mat,1
lsel,s,loc,x,0
lsel,a,loc,x,0.68
lsel,r,loc,z,0
lesize,all,0.1
lmesh,all
type,1
mat,1
lsel,s,loc,x,0
lsel,a,loc,x,0.68
lsel,r,loc,z,0.68
lesize,all,0.1
lmesh,all
type,1
mat,2
lsel,s,loc,y,0.5
lsel,a,loc,y,0.9
lsel,a,loc,y,1.3
lsel,a,loc,y,1.7
lesize,all,0.1
lmesh,all
type,2
mat,3
real,1
asel,s,loc,y,0.5
asel,a,loc,y,0.9
asel,a,loc,y,1.3
asel,a,loc,y,1.7
amesh,all
type,2
mat,4
real,2
lsel,all
lesize,all,0.1
asel,s,loc,y,0
asel,a,loc,x,-0.11
asel,a,loc,x,0.79
asel,a,loc,z,-0.11
asel,a,loc,z,0.79
amesh,all
type,2
mat,4
real,3
asel,s,loc,y,-0.6
amesh,all
type,3
real,4
lsel,s,loc,y,0
lsel,a,loc,y,-0.2
lsel,a,loc,y,-0.4
lsel,a,loc,y,-0.6
lsel,a,loc,x,-0.11
lsel,a,loc,x,0.19
lsel,a,loc,x,0.49
lsel,a,loc,x,0.79
lsel,u,loc,x,0
lsel,u,loc,x,0.68
lsel,u,loc,z,,
lsel,u,loc,z,0.68
lesize,all,0.1
lmesh,all
nsel,s,loc,x,-0.51
nsel,a,loc,x,1.19
nsel,a,loc,z,-0.51
nsel,a,loc,z,1.19
nsel,a,loc,y,-1
d,all,,,,,,all
allsel,all
eplot
finish
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