variable porous resistance -- CFD Online Discussion Forums

August 18, 2011, 19:27	variable porous resistance	#1
sajad_abasi Member sajad Join Date: Nov 2010 Posts: 51 Rep Power: 15	hi to all is it possible to change porous resistance by time? i use a "CEL expression" in form of "if(t<0.08[s],20000[m^-1],100000[m^-2] *t)" but it gives me that the dimenssins are inconsistent.... what is the problem? best regards

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