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Recent content by cannett

  1. cannett

    viscous damping in NE/Nastran?

    thanks pj for your help! If I was to go ahead and use the structural damping does anyone know where to find these values! They are extremely hard to find. Also, Brad you were mentioning the structural damping parameters param, G and GE. Are these the same? If you enter a structural damping...
  2. cannett

    viscous damping in NE/Nastran?

    Hi, I'm doing a ball drop simulation in NE/Nastran and am confused with how to handle the damping. Is the parameter 2*C/Co when defining the material the viscous damping coefficient? If it is, the tutorial supplied with the software says to enter the frequency of the first mode for the w4...
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