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  1. DomenicoPezzella

    To set Pshell-card and 12I/T^3 for laminate.

    Hy guys, I have to set a Pshell-card for laminate ( 8 layer), because I have to set a lamination parameters in optimization analysis, and I haven't understood the I (the actual bending moment inertia of the shell or bending stiffness parameter) in 12I/T^3 (Bending moment of inertia ratio or...
  2. DomenicoPezzella

    Trim Condition with SOL144 USER. FATAL MESSAGE 9133 (AESTATRS)

    Hello Everyone, I'm Domenico Pezzella. I'm dealing with my master thesis. I have a problem. When I set a trim analysis, Nastran told me this Fatal Message: ^^^ USER WARNING MESSAGE 9132 (AESTATRS) ^^^ INITIAL PRBDOFS APPEARS TO BE INVALID. ^^^ NUMBER OF NONZERO TERMS IN PRBDOFS =...

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