investigation of nanofluid in fluent -- CFD Online Discussion Forums

October 31, 2014, 13:55	investigation of nanofluid in fluent	#1
azi90 New Member Join Date: Oct 2014 Posts: 1 Rep Power: 0	hi, I want to investigate the effect of the nanofluids on heat transfer enhancement in fluent by dpm. according to my channel size,it needs 10^17 nanoparticles for 1% volume fraction. in this method(dpm), it needs to determine mass rate of nanoparticles instead of the number of nanoparticles as input parameter in fluent. also, it needs to determine the injection surface of nanoparticles.It seems that flluent sets the number of particles using mass rate of nanoparticles.Now, when i determine the inlet surface with 400 nodes (400 streams for nanoparticles),the pressure difference between the inlet and outlet channel is significantly different with when i determine the inlet surface with 1000 nodes (1000 streams for nanoparticles).What is wrong? thanks in advance

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