ANSYS的beam188單元,變截面過渡部分截面突變且網格劃分混亂?
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beam188單元,第一張圖是變截面正常的網格劃分,后面的圖是第41變截面與42變截面過渡處的網格,以下為部分代碼:
!=======自定義截面
sectype,7,beam,mesh
secread,jm7,sect,,mesh
secoffset,user,0,0.54
sectype,8,beam,mesh
secread,jm8,sect,,mesh
secoffset,user,0,0.72
sectype,9,beam,mesh
secread,jm9,sect,,mesh
secoffset,user,0,0.93
!!=======變截面
sectype,40,taper
secdate,6,0,0,22.5
secdate,7,0,0,27
sectype,41,taper
secdate,7,0,0,27
secdate,8,0,0,31.5
sectype,42,taper
secdate,8,0,0,31.5
secdate,9,0,0,36
sectype,43,taper
secdate,9,0,0,36
secdate,10,0,0,40.5
!=======
k,7,0,0,27
k,8,0,0,31.5
k,9,0,0,36
K,50,0,10,0
l,7,8
l,8,9
lesize,all,,,10
lsel,s,,,7
latt,1,,1,,50,,41
lsel,s,,,8
latt,1,,1,,50,,42
lsel,all
lmesh,all
其他代碼格式一樣,但就只有這個部分存在這個問題。跪求各位大佬解答。

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