Surface Roughness -- CFD Online Discussion Forums

January 22, 2014, 10:32	Surface Roughness	#1
Magnus123456 New Member magnus nytun Join Date: Sep 2012 Posts: 9 Rep Power: 13	Hi I need to add surface roughness in the form of long spanwise square rods to the floor of my 3D diffuser. Is this possible by utilizing the roughness function in the setup menu, or must I create a new floor and then draw in every roughness element and push extrude to get 3D. Thanks

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