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  1. ben38360

    Abaqus VS Patran/Nastran for Tsai Wu

    Thank you for your answer. I will try to do so.
  2. ben38360

    Abaqus VS Patran/Nastran for Tsai Wu

    Hi, Thank you but I'm already able to plot the tsai wu failure indices. My question is about the fact I don't get the good failure indices even if I have the good stresses in the laminate.
  3. ben38360

    Abaqus VS Patran/Nastran for Tsai Wu

    Hello everyone, I'm currently doing a finite element analysis of a composite plate (45/0/0/-45/90/-45/0/0/45) under tensile load. I'm using 2 softwares to calculate the F.I. according Tsai Wu theory. Patran/Nastran gives me : FI (90deg ply) = 0.65, FI (45deg ply)=0.25 and FI(0deg ply) = -0.1...
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