wrong values for resistance -- CFD Online Discussion Forums

October 27, 2011, 20:36	wrong values for resistance	#1
Surfboy New Member Eran Join Date: Sep 2011 Location: Massachusetts Posts: 11 Rep Power: 14	Hi, I am running a ship's hull fixed (not 6dof) with slow speed current. i am getting very accurate result for the frictional resistance (about 3% from ITTC formula) but very low pressure drag (half from what was found in tow tank). what could be wrong? E.

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