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  1. jas12345

    Response to Acoustic Excitation

    hi what is the best way to model a cylindrical structure that will undergo SPL of 150db for 15 minutes? i have a Ansys FEM modal analysis of the structure to 3000Hz. i was thinking of working out the pressure from the 150db SPL and applying this to the external surfaces of the structure and...
  2. jas12345

    Inconel 718 creep equation from MILHDBK5H to FE form

    hi i've asked this question a few places & had no reply, so maybe someone on this forum can help. i want to perform a creep analysis in Ansys. i have the following creep equation for Inconel 718 taken from MILHDBK5H (Table 6.3.5.1.7(a)-(e)), Log t = B1 + B2.T + B3.X + B4.X^2 + B5.X^3 where...

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