Natural convection in vertical tube -- CFD Online Discussion Forums

November 4, 2005, 04:49	Natural convection in vertical tube	#1
Ravi Guest Posts: n/a	why do we get the message "non-positive area exists" when we do grid check in fluent. I've created an uniform mesh of 1 cm spacing in a rectangular area of 0.2 by 1 m. what to do when this message comes? anyone please help me.

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