shell elements share the same node ?

About the development of the FEM module/workbench.

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atakebones
Posts: 6
Joined: Sun Jun 16, 2019 3:48 am

shell elements share the same node ?

Postby atakebones » Thu Jul 11, 2019 12:37 pm

Calculation stops with such an error message
What cause can be considered


*INFO in gen3dnor: in some nodes opposite normals are defined
*ERROR in gen3dnor: more than 100 ?hell elements share the
same node
2.2: CalculiX execute error:


このようなエラーメッセージで計算が止まります
どんな原因が考えられるでしょうか
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bernd
Posts: 8046
Joined: Sun Sep 08, 2013 8:07 pm
Location: Zürich, Switzerland

Re: shell elements share the same node ?

Postby bernd » Thu Jul 11, 2019 12:51 pm

seams some bad mesh. Difficault to say what caused the mesh to be bad. Would you post the FreeCAD file with mesh cleared?

bernd
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bernd
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Joined: Sun Sep 08, 2013 8:07 pm
Location: Zürich, Switzerland

Re: shell elements share the same node ?

Postby bernd » Thu Jul 11, 2019 12:52 pm

Make sure to use 0.19 dev version if you gone work with FEM. See https://forum.freecadweb.org/viewtopic.php?f=18&t=12212