Over-prediction in expansion pressure -- CFD Online Discussion Forums

October 27, 2017, 16:03	Over-prediction in expansion pressure	#1
amin_u50 Senior Member amin u3fi Join Date: Feb 2013 Posts: 137 Rep Power: 13	Hello, I am simulating NG/diesel dual-fuel engine. When I'm validating my case with experiments I have over-prediction of in-cylinder pressure during the expansion stroke? The same thing happens for heat release rate. Does anybody know why does this happen? Amin.

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