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  3. When we define a viscoelastic material model as a combination of elastic or hyperelastic material and Prony series, what do the elastic/hyperelastic constants represent – the long term or the instantaneous response?

When we define a viscoelastic material model as a combination of elastic or hyperelastic material and Prony series, what do the elastic/hyperelastic constants represent – the long term or the instantaneous response?

Tagged: 19.2, hyperelasticity, materials, mechanical, Nonlinear mechanics, structural-mechanics
    • January 25, 2023 at 7:34 am
      FAQFAQ
      Participant

      The elastic or the hyperelastic terms represent the instantaneous (at t=0 s) response, or in other words, it represents the high strain-rate response.

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