implicit and explicit filtering in LES -- CFD Online Discussion Forums

February 19, 2014, 03:27	implicit and explicit filtering in LES	#1
kkpal Senior Member Join Date: Jan 2013 Posts: 135 Rep Power: 13	Hi, I'm confused about the filtering process in Openfoam. Mostly speaking, implicit filtering is used in which the mesh and discretization act as the filter. However, I've also heard that some dynamic SGS models utilize explicit filtering. Does this mean that in OpenFoam, SGS models like dynOneEqEddy, dynSmagorinsky, etc. use explicit filtering?

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