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  1. jameslamb

    Transient Shock Analysis in Creo Simulate vs Ansys

    Hi Shaun, Really the accuracy question was coming from my Mechanica analysis, by changing the damping (something I had anticipated to not affect the first maximum response of the system greatly) I was getting vastly different answers. If analysis has been done in the past with say a 15%...
  2. jameslamb

    Shock Response Function in Ansys

    Hi Edo, I am a fairly new Ansys user so apologies for my limited knowledge. I am under the impression that to perform a shock analysis you must perform a full transient analysis, SRS only works with a periodic input function. I was under the impression that the only way to input a shock pulse...
  3. jameslamb

    Uncertainty in transient simulations

    Hi Kevin, Afraid I have no answers for you but I have been encountering the same problem. I am finding that the shock attenuates as expected through any spring elements I have placed in my assembly but increases in magnitude through each solid part as if energy is being added somehow (this is...
  4. jameslamb

    Transient Shock Analysis in Creo Simulate vs Ansys

    Hi Shaun, Thanks for the reply. For the Simulate analysis I asked for 10 modes (the first two achieve 100% mass participation according to Simulate) and achieved the following convergence; Mode Frequency (Hz) Convergence ---- -------------- ----------- 1 9.600748e+00...
  5. jameslamb

    Transient Shock Analysis in Creo Simulate vs Ansys

    I am looking at a transient shock analysis of an assembly which contains 3 components each connected by springs of various stiffnesses, I am moving the base of the model and measuring the response of the structure using acceleration measures. I am finding that my Ansys and Creo Simulate results...

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