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  1. maartenbrink

    Orthotropic material

    Can anyone clarify the conventional equivalent to the suggested form of orthotropic properties in NX5.0 Nastran? This question is asked before by potrero (http://www.eng-tips.com/viewthread.cfm?qid=223824&page=128), who suggested the following interpretation; Poissons_Ratio_X = XY...
  2. maartenbrink

    Orthotropic material parameters

    Can anyone clarify the conventional equivalent to the suggested form of orthotropic properties in NX5.0 Nastran? This question is asked before by potrero (http://www.eng-tips.com/viewthread.cfm?qid=223824&page=128), who suggested the following interpretation; Poissons_Ratio_X = XY...
  3. maartenbrink

    Perform modal analysis for a range of frequencies

    Dear all, Is there an option in NX Nastran to perform a modal analysis (SEModes 103) for a range of frequencies? I guess the standard setting is to calculate the first 10 modal frequencies. In my case, I am analyzing a certain plate for which the fist 6 modal frequencies are calculated to be...

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