General Mechanical

General Mechanical

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Challenges with Importing Complex Geometries into ANSYS APDL

    • me262
      Subscriber

      Hi,

      I’m trying to import some geometry files into APDL, but it seems impossible to import complex geometries properly. I’ve tried formats like IGES, SAT, Parasolid, etc., but none of them seem to work well with complex curved geometries. They work for simpler models, but not for more intricate ones.

      Can anyone confirm if it’s really difficult or even impossible to import complex geometries into APDL? Someone mentioned that it’s possible to create surface geometries in SpaceClaim, import them into APDL, and then convert them into volumes inside APDL.

      If none of that works, I’ll have to create the geometry directly in APDL, but it’s much easier to use something like SpaceClaim for geometry creation—if only the import would work properly.

      How should I proceed?

    • Gary_S
      Ansys Employee

      The geometry interfaces into APDL all convert into ANF format. 
      These interfaces and the Ansys Solid Modeling in APDL have not been enhanced in 20 +years. 

      On the other hand, if you are havang issue with all CAD formats, the issue may stem from your original CAD models. 
      Hint: The CAD imports may work better if the original model is upscaled by 10x or 100x. You could then use nscale (downscale) once you are in APDL.

      Discovery, SpaceClaim and DesignModeler can export CAD geometry to .ANF Ansys Neutral file which can import into APDL. 




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