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Hyperelastic anisotropic material modeling problem

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I have a hyperelastic anisotropic modeling problem. There is a swelling for the the body. That is to say, the determinant of the deformation gradient equals a fixed constant other than 1. Does anyone knows how to impose such constraint in Comsol? Thanks for your answers.

1 Reply Last Post 31 gen 2013, 16:17 GMT-5
David Quinn Certified Consultant

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Posted: 1 decade ago 31 gen 2013, 16:17 GMT-5
You can simulate the effect of swelling by adding thermal expansion to the hyperelastic material
You can simulate the effect of swelling by adding thermal expansion to the hyperelastic material

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