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  • Users: kashm
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  1. kashm

    Contact definition between Hex8 and Tet10

    If I use Linear TET4 and Linear HEX8 I have a compatibl mesh and I can merge the nodes, but If I want to use parabolic Tet10 elements instead of Tet4, due to mid nodes I'm not having the Compatible mesh between two surfaces. I would like to define the contact with out using the Bsurf Cards...
  2. kashm

    Difference between MAT2 and MAT8 card in Nastran

    Does any body know how to convert MAT2 to MAT8 and vice- versa. Thanks!
  3. kashm

    Modelling Pipe using Composites in Nastran

    I'm new to composites. If anybody had already some experience in modelling using Composites. Please kindly share it..How to start?? Thanks a lot in advance..
  4. kashm

    Nastran:LOWER TRIANGULAR FACTOR HAS DIAGONAL TERM = 0

    Hello Guys! I got the following warning Msg. Does any body have an idea what does it exactly mean and how to fix it. I know Mode shapes should be Independent. But I don't know how to fix them If the are dependent. Waiting for your tips! Thanks a lot! ^^^ USER INFORMATION MESSAGE 9037...
  5. kashm

    *.DBALL and *.MASTER error message

    Dear all, I have copied*.Dball and *.Master from the other user on to my workstation. And I have used ASSIGN MASTER and DBALL in my DECK. This had resulted the following error: *** USER FATAL MESSAGE 1247 (BIOPNR) UNABLE TO VALIDATE DATABASE FILE FORMAT. DATABASE MAY NOT HAVE BEEN...
  6. kashm

    Youngs Modulus in Static Analysis

    Dear all, I am doing static Analysis of combustion chamber with Temperature as my loading. I considered one special steel as the material. Now, I am in confusion which pysical properties (like Youngs module, Density, Thermal Exp. coeff etc) should I use for the analysis. i.e Properties of the...

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