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  1. teeder

    Nastran Permanent Deformation

    Dear All, I am a fairly new user for non linear material analysis. I am analyzing an aluminum part, with a static load, and have seemly successfully ran a solution 600,106 model. The model goes through about 20 steps in about 60 minutes and outputs an .OP2 file that I can post process in...
  2. teeder

    Rotational Stiffness

    Dear All, I am trying to calculate the rotational stiffness of a front knuckle. I applied three seperate 1Nm torques at the wheel center in X,Y,Z. I constrained the UBJ and LBJ in 1,2,3 and the OTR in 2. The analysis runs fine, but I am having a hard time determining what the true rotation...

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