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  1. rwangope

    Error in ANSYS Contact modeling.

    Thanks cbrn. Your comments are really valuable. I will try the different things you mentioned coz my model is still have some problems when there are multiple contact pairs even with much more substeps. Regards. Rick
  2. rwangope

    Question in ANSYS Piping RUN: Flexible B.C. Definition?

    Hello All, I am doing some piping analysis using ANSYS Piping module (Piping Run), instead of using a fixed boundary, I want to define a boundary with some freedom to move, i.e. Ux less than 1mm & Uy less than 2mm. But I could not find a perfect way to do this, though the PGAP command seems to...
  3. rwangope

    Error in ANSYS Contact modeling.

    Thanks Transient1. I have solved the problem by giving more sub-steps to the solution process. In my model, I am using solid contact element (contact170 and contact174). After the contact is set-up, I can see them. From your post, it seems pipe element can also be used to model contact. If...
  4. rwangope

    Error in ANSYS Contact modeling.

    BTW, there is 1/4 inch gap between the two pipes? Thanks. Rick
  5. rwangope

    Error in ANSYS Contact modeling.

    Hey, I am doing a contact modeling for pipe in pipe structure. Basically, my 3D pipe model has two annulus pipes,i.e. a small OD pipe is sitting in the middle of a large OD pipe. In ANSYS GUI 'Contact Manger', I defined the following contact pair: Pick Target-> large pipe inner wall, Pick...

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