General Mechanical

General Mechanical

Topics related to Mechanical Enterprise, Motion, Additive Print and more.

Rotordynamic modal analysis: longitudinal springs

    • ah05085
      Subscriber

      Hello all,

      I'm having trouble conducting modal rotodynamic simulation, specifically regarding inputting springs. From my reference it seems as though I need to attach the springs to a vertex. I only have a face to attach the springs and I'm assuming this is not going to give me the results I want which is to simulate bearings. It is mandatory that I create a line body like the reference picture or can I just create a center vertex to use for my longitudinal springs on the exterior xyz axes.

      reference video

    • 1shan
      Ansys Employee
      ,nWhy don't you add a bearing connection instead of spring? Please check this discussion on the forum /forum/discussion/comment/107804#Comment_107804.nRegards,nIshan.n
    • ah05085
      Subscriber
      I wanted to conduct the same experiment with my model. Is there a way to find the center of my cylinder's end face in ansys or do I have to do that in spaceclaim? Thanks for the great link. n
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