High error % moment coefficient -- CFD Online Discussion Forums

January 21, 2022, 13:09	High error % moment coefficient	#1
KaungMyat New Member Kaung Myat Join Date: Jan 2022 Posts: 1 Rep Power: 0	I simulated naca 4412 at 0 degree AoA and Re 1e6 in ansys fluent. Lift and drag coefficient results got acceptable value.but moment coefficient was positive value for chamber airfoil at 0 AoA(Cm= 0.21). Experimental value is -0.1. don't know why(. Advice me please

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