Stress in LAW36

Altair Forum User
Altair Forum User
Altair Employee
edited October 2020 in Community Q&A

Hi everyone,

I used law36 to analyze my models. Elements are failed base on plastic strain criterion.

When I set l_thick = 1 (thickness change is taken into account) in shell property, elements are failed earlier.

What is the reason?

Thanks you!

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Answers

  • Altair Forum User
    Altair Forum User
    Altair Employee
    edited April 2012

    check for initial penetrations and the values in the material card X/Y scale factor for the stress strain curve..happened to me before

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