courant number selection -- CFD Online Discussion Forums

December 7, 2020, 19:14	courant number selection	#1
Aijiazi New Member Ajiazi Join Date: May 2020 Location: Hong Kong Posts: 23 Rep Power: 6	Hi experts, I am doing simulation for external flow over 3d bluf body at high Reynolds number. I experience that changing courant number affects time histories for forces. Is there any method to select optimum courant number, i am using pressure based solver and coupled sheme.

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