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General Mechanical

General Mechanical

Topics related to Mechanical Enterprise, Motion, Additive Print and more.

Convergence issue: Tensile Test Model with progressive damage

    • s.hamade
      Subscriber

      Hi 

      I am trying to model a tensile test of a glass fiber laminate specimen, using ACP and static analyses.

      The model works fine and failure is reached at 0.9 s and model converges also at final time 1.0 s

      The problem is that when I include a progressive damage law:

      I get convergence issues when time approaches 0.9 s

      Any recommendation for contributors or ANSYS employees ?

      BR

      sami

    • s.hamade
      Subscriber

      I can send you the model for a closer investigation

    • David Weed
      Ansys Employee

      Hello,

      Are you able to plot the damage vs. time? Perhaps it's reaching a point where the specimen is losing integrity/stiffness and thus causing convergence issues.

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