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Cards to obtain Reaction forces

I would like to get the reaction force in a drop or crash test, similar to the examples below. What are the cards that I should include and what is the procedure to define it on the part that I am interested in ?

Thanks in advance.

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    User: "PaulAltair"
    Altair Employee
    Accepted Answer
    Updated by PaulAltair

    Reaction forces are available for Rigid walls and interfaces

    In the starter, you can create a /TH/RWALL

    image

    Select the Rwalls that you want output for and set output variable to 'DEF'image

    The output frequency is controlled by TFILE in engine, typically you would set it 10-100 times higher frequency than your animation files.

    image

    image

    If you have a meshed ground plane and contact, you would create a /TH/INTER for that contact instead of the /TH/RWALL

    User: "Ram Dhiwakar Seetharaman_21015"
    Altair Community Member
    OP
    Updated by Ram Dhiwakar Seetharaman_21015

    Reaction forces are available for Rigid walls and interfaces

    In the starter, you can create a /TH/RWALL

    image

    Select the Rwalls that you want output for and set output variable to 'DEF'image

    The output frequency is controlled by TFILE in engine, typically you would set it 10-100 times higher frequency than your animation files.

    image

    image

    If you have a meshed ground plane and contact, you would create a /TH/INTER for that contact instead of the /TH/RWALL

    Thank you very much, Paul.