ANSYS的beam188单元,变截面过渡部分截面突变且网格划分混乱?
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 beam188单元,第一张图是变截面正常的网格划分,后面的图是第41变截面与42变截面过渡处的网格,以下为部分代码:
!=======自定义截面
  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 
 
!!=======变截面
  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 
 
其他代码格式一样,但就只有这个部分存在这个问题。跪求各位大佬解答。

 zxkdlmu
 zxkdlmu 



















 
 