Numerical Wave tank -- CFD Online Discussion Forums

April 7, 2011, 08:26	Numerical Wave tank	#1
greathairday New Member Join Date: Nov 2010 Posts: 2 Rep Power: 0	Hi I'm using STAR to do a numierical wave tank, I will test both linear and nonlinear waves, at deep and shallow water, but I have just started on linear waves. I have experienced some problems, eg weird back flow from the pressure outlet, making the waves not sine-shaped. Which boundary conditions is recommended? I prefer to to the calculation in 2D, because of my bad computer. Is this possible? How fine should the mesh at the free surface be? Regards.

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