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Successfully modelling gravel.

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Hi all comsol wizards!

I'm trying trying to model gravel as isolation in a floor between apartments. As for now i have modelled the gravel isolation as a block in comsol 5.3a and if i now assign the block any certain material, it will have a stiffness matrix and take up bending stress and in other words behave as a solid.

How do i prevent this and create a non-solid object? Is it correct to define a new linear elastic material in the solid mechanics field and reduce its stiffness parameters to zero?

Thank you in advance!

Best regards, Mark


0 Replies Last Post 21.02.2018, 08:13 GMT-5
COMSOL Moderator

Hello Mark Ekvall

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