Unsteady Flow over an Airfoil -- CFD Online Discussion Forums

October 1, 2015, 00:56	Unsteady Flow over an Airfoil	#1
Skabirian New Member Siavash Join Date: Nov 2013 Posts: 20 Rep Power: 12	Hi everybody I'm trying to simulate NACA0015 airfoil separation in unsteady flow situations. M=0.22. mesh is C-Type.AOA=15 deg. I have tried Pressure far-field BC all around.Divergence in Temp and Press occurred. for next try, used velocity inlet and 3-pressure farfield. Divergence! Can anybody help me? regards

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