How to perform pre stress analysis under random and shock load analysis?

Mintu
Mintu Altair Community Member
edited May 2022 in Community Q&A
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  • Adriano A. Koga
    Adriano A. Koga
    Altair Employee
    edited January 2022

    please, read the help for 'Prestressed Linear Analysis' and also take a look at the example 'OS-E: 0305 Preloaded Modal Frequency Response Analysis'

    Essentially you run a linear subcase first, and add it as STATSUB(PRELOAD) to the next loadcase.

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  • Mintu
    Mintu Altair Community Member
    edited May 2022

    Hi,

    I have performed MFRA with pretension stat sub, i got the following error.

    Internal programming error.

    delete detects overwriting of data block:skge

    DATAMANAGER ERROR IN SUBROUTINE "DATAMD"

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