force against fluid flow -- CFD Online Discussion Forums

May 10, 2021, 15:34	force against fluid flow	#1
carolee New Member simona Join Date: Apr 2021 Posts: 21 Rep Power: 5	hi, I want to add body force to momentum equation that oppose the flow of fluid in a tube in order to attenuate the flow velocity, I am using the simpleFoam solver has anyone ever worked this case can help me how to add this force?

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