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LS Dyna

LS Dyna

Topics related to LS-DYNA, Autodyn, Explicit STR and more.

Setting up contacts between an ALE body and a Lagrange body

    • Michael Warfield
      Subscriber

      I'm trying to simulate a bone block being cut by a burr. I want to use an ALE method to simulate this. Currently I'm running into issues when setting up the connections tab of the simulation because in the frictional contact the selections for target and body stay yellowed out. I'll attach screenshots of the contact and geometry definitions. I added a coupling between the two but I don't know what that does or if it helps.

    • Ram Gopisetti
      Ansys Employee

       

      Hi Michael, 

      You need not specify the “contact” between the lagrangian and ALE body as coupling will handle the interaction between them. 

      Cheers, Ram 

       

       

      • Michael Warfield
        Subscriber

        Hi Ram, 

        I've got that connection setup, but I'm getting an error when I try and run "There is not a body defined with reference frame S-ALE domain. Therefore bodies with reference frame S-ALE fille are redundant" I've got one geometry setup as lagrange and the other as S-ALE fill because when I try and select S-ALE domain it's highlighted as yellow and will not let me select. How would I fix this issue?

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