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nusselt calculation in patch

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August 24, 2010, 16:43	nusselt calculation in patch	#1
nimasam Senior Member Nima Samkhaniani Join Date: Sep 2009 Location: Tehran, Iran Posts: 1,267 Blog Entries: 1 Rep Power: 25	i want to calculate the following expression Nu=L*/(Tw-T0)d(T)/dy @y=0 how can i define d(T)/dy @y=0 at patch i in openFoam ?

August 29, 2010, 22:42		#2
nimasam Senior Member Nima Samkhaniani Join Date: Sep 2009 Location: Tehran, Iran Posts: 1,267 Blog Entries: 1 Rep Power: 25	follow the below link its totally helpful http://www.cfd-online.com/Forums/ope...l?nojs=1#links gradT.boundaryField()[patchi] =T.boundaryField()[patchi].snGrad();

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