k-wSST convergence problem -- CFD Online Discussion Forums

March 25, 2018, 04:49	k-wSST convergence problem	#1
oguzsusam New Member oz Join Date: Oct 2014 Posts: 9 Rep Power: 0	Hello everyone, ı tried obtain drag and lift forces for an airfoil. ı couldnt decrease k-residual under 1e-3 with linearUpwind scheme and (i guess) it is not enough to calculate accurate drag force(ı get drag force with %20 error). When ı use Gauss upwind for k, all residuals decrease under 10E-5, but, i get very inaccurate drag force. thanks for your advice about k and other parameters.

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