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non isotherm flow to study natural convection current?

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i want to study natural convection of air inside a heated pipe, i created 2 physics: laminar flow physics and fluid heat transfer physics but when i run simulation i get error is there missing node that i can add to my model to couple the two physics

0 Replies Last Post May 16, 2017, 7:11 p.m. EDT
COMSOL Moderator

Hello Bouregbi Lakhdar

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