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How is VonMises strain output in hyperview calculated by Optistruct?

User: "Joel Rodarte"
New Altair Community Member
Updated by Joel Rodarte

Hello,

 

I have corroborated that Von Mises STRESS is output considering this formula, with principal stresses

VM.png.3295c95a92bbaa4d51ba3294f935cce3.png

What formula does hypermesh  uses for strain?

 

Thank you!

 

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    User: "FaroukM"
    Altair Community Member
    Updated by FaroukM

    Hello,

     

    I have corroborated that Von Mises STRESS is output considering this formula, with principal stresses

    <?xml version="1.0" encoding="UTF-8"?>VM.png.3295c95a92bbaa4d51ba3294f935cce3.png

    What formula does hypermesh  uses for strain?

     

    Thank you!

     

     

    Hi, 

     

    Normally, we use the same criteria for each solver ... Just be sure that you plot stress in Gauss point or ... 

     

    Cheers, 

    User: "Joel Rodarte"
    New Altair Community Member
    OP
    Updated by Joel Rodarte

    Hello Farouk,

     

    WHat do you mean by same critera?

    User: "FaroukM"
    Altair Community Member
    Updated by FaroukM

    Hello Farouk,

     

    WHat do you mean by same critera?

     

    I hope it will be clear for you 

    <?xml version="1.0" encoding="UTF-8"?>image.thumb.png.9140e977e3e1bc1ddad007cbb0ead721.png

    User: "Joel Rodarte"
    New Altair Community Member
    OP
    Updated by Joel Rodarte

    This was what I was searching for!

     

    Thank you Farouk! :)/emoticons/default_smile.png' srcset='/emoticons/smile@2x.png 2x' title=':)' width='20' />

    User: "FaroukM"
    Altair Community Member
    Updated by FaroukM

    This was what I was searching for!

     

    Thank you Farouk! :)/emoticons/default_smile.png' srcset='/emoticons/smile@2x.png 2x' title=':)' width='20' />

    Welcome mate :)/emoticons/default_smile.png' srcset='/emoticons/smile@2x.png 2x' title=':)' width='20' />