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3D Helix Laminar flow, heat transfer in fluids and heat transfer in solids

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Hello,
I need help with the Solving method, I'm trying to solve a 3D problem with three multiphysics, my geometry have two domains. Somebody now the difference between the direct model and the iterative model to solve in Comsol which is better, and anyway to reduce the time calculation, please.
Thanks

0 Replies Last Post 9 giu 2015, 11:28 GMT-4
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Hello Naiara Garcia

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