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  1. jwh2

    How do MSC Nastran, nx Nastran, and NE Nastran compare?

    Hi, I have been using NE Nastran ever since CSA Nastran sold out to MSC. The latest version of NE has a very fast solver and works well with Femap. The annual fee for NE Nastran and Femap is about $1800 for statics and modal analysis capabilty. Thanks jwh Warren Hoskins warren_hoskins@att.net
  2. jwh2

    Large Mass Method

    Hi John, The large mass method is easy to emplement but there are a few cautions. 1. You must define a large mass. Large is a relative term. This mass magnitude needs to produce an inertia force which is significantly larger than and load in the attached members. 2. If...
  3. jwh2

    need universal file dataset format for 2412 (elements)

    Hi, Does anyone know where I can find the format page for universal file dataset format for 2412. I am use FEMAP and someone sent me an universal file for a FEM model. I get an error message saying that this dataset is in error. Thanks jwh2 Warren Hoskins
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