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Questions related from Dakshitha Weerasinghe
I want to represent near-zero flexural rigidity in combination with a very high elastic modulus for a beam element (preferably in LS-DYNA). Does LS-DYNA already have an element formulation I can...
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Hello All! I'm finding it hard to fill the attached keyword shell volume with SPH elements. Can anybody tell me why? Is it because of the complex geometry? Thanks in advance
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Hello All! Anybody knows a better way than eps(i) / dt1 to calculate strain rates in a UMAT? I'm trying with eps / dt1 but apparently it is not giving me a proper rate-dependent result. Thanks..
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Hello All! I am using both ANSYS and MCalibration to get model constants for a 9 parameter Mooney Rivlin model using my uni-axial tension test data. These two software give me extremely different...
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I see in many papers, the rotational viscometer is used to characterize the behaviour of STFs which yields apparent viscosity vs shear rate graph. And the shear rate that triggers thickening is...
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Hello Scholars! I'm currently trying to model a viscoelastic material using LS Dyna and as part of it, I would like to constitutively model its behaviour using a model as shown in the attached...
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