when velocity (Reynolds number) increases ...... -- CFD Online Discussion Forums

February 10, 2018, 14:29	when velocity (Reynolds number) increases ......	#1
waqarha2003 New Member waqar hazoor Join Date: Oct 2017 Posts: 24 Rep Power: 8	hi all. i am facing problem in my simulation work. in fluent when i put small values around 30 to 50 m/s for flow the solution work well and converged. but for higher values above 50 to 80 it gives me " Divergence detected in AMG for temperature : protective actions enabled! "Divergence detected in AMG for Temperature, temporarily solve with BCGSTAB! other setup is same for each case only i chance velocity and this happened. can anyone please explain me , the case is jet impingement heat transfer Regards.

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