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  1. PPDServices

    Shear Force along a part section.

    There is a part in my model that works as a positioning item, so that it carries the whole shear from the load applied to the assembly. I just want to know the value of the SHEAR FORCE across this part. Does anyone know how to? Thanks!
  2. PPDServices

    NLGEOM problems with LAMINATE section!

    Hi everybody! I am working on a model representing a structure with LAMINATE sections. As there are DLOADs acting on it, I need to run it with NLGEOM=yes, so that the deformed new position of the structure is taken into account while the loads are acting on it. The problem is, although it runs...
  3. PPDServices

    Membrane and Bending stress extraction from NASTRAN solids elements

    I did not get the WRC Bulletin 429 yet, so I try on with solid modelling (There is a specific geometry between plate and shell to be evaluated) I put shells (CQUAD4) with very low thickness on the top and bottom of my solid-modeled plate, sharing nodes with HEXA element faces, and with the same...
  4. PPDServices

    Membrane and Bending stress extraction from NASTRAN solids elements

    Hi all!! I am working on a heat exchanger analysis with NASTRAN. The sheet plate is modeled with CHEXA elements. As the analysis results must be checked with the ASME code, I need to extract the MEMBRANE and BENDING stresses from these solid elements. Does anybody know how to? Thank you!! PPD

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