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General Mechanical

General Mechanical

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Ansys Apdl

    • sadaqathussayn
      Subscriber

      Hi everyone!
      I am working on a bridge model in Ansys Apdl. When i tried to apply stresses (Von Misses), it showed this error "The request data S is not available. The PLNSOL command is ignored" And when i tried to import this Ansys  file into UM (Universal Mechanism) software to create a bridge.rst file, it showed this error: "Inadmissible DOF constraint UX found in node 1203. Remove all DOF constraints and repeat the calculation" In this regard, suggestions are required. I've included the screenshots. Thank you very much.

    • Ashish Khemka
      Forum Moderator

      Hi,

       

      When you say that you tried to apply stresses - do you intend to apply initial or residual stress? The image indicates that you are evaluating the results for von-Mises Stress and the stress data is not there. Can you try reading the results for a load step and they try evaluating the results? Also, if this does not work then try issuing OUTRES, ALL,ALL and then resolve the analysis.

       

      Regards,

      Ashish Khemka

    • sadaqathussayn
      Subscriber

      Thank you, Ashish Khemka, for your reply. I have successfully solved the above problem. I just added this code:

      ESLN, s, 0,all
      CM,ESTRS,ELEM ESEL,all ALLSEL,ALL

      Then I select entities and desired nodes on the bridge. Nodes were also selected by NSEL and KSEL commands, but I selected them manually. To import into UM software, I used the UM,10,1,1,1 command. 

       

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