RMS Stress from Random analysis

Arul
Arul Altair Community Member
edited October 2020 in Community Q&A

How to get RMS stress from random response analysis in optistruct? pls share the procedure for that.

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Answers

  • Rahul Rajan_21763
    Rahul Rajan_21763 New Altair Community Member
    edited February 2017

    If you are observing while ploting RMS stresses N/A.See attached screenshot.

    Then make sure you select RMS over frequencies while plotting RMS stresses.

    <?xml version="1.0" encoding="UTF-8"?>RMS stresses.JPG

    <?xml version="1.0" encoding="UTF-8"?>RMS over freq.JPG

  • Rahul Rajan_21763
    Rahul Rajan_21763 New Altair Community Member
    edited November 2020

    fem & h3d file for your reference OS-1325 tutorial.

    Unable to find an attachment - read this blog

  • Arul
    Arul Altair Community Member
    edited February 2017

    Hi Rahul,

     

    Thanks for your reply.  But three RANDPS cards defined. Could you explain?

  • Rahul Rajan_21763
    Rahul Rajan_21763 New Altair Community Member
    edited February 2017

    RANDPS for 3 loadstep combination in X, Y and Z.

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