population balance-mixing in a tank -- CFD Online Discussion Forums

July 13, 2017, 10:49	population balance-mixing in a tank	#1
sepehrkhn New Member sepehr Join Date: Jul 2017 Posts: 5 Rep Power: 8	Hi I am modeling two phase(water-in-oil) multiphase in a tank with Rushton impeller and I face a problem in aggregation and breakage system of my PBM. the problem is that I use discrete method for population balance and I have 7 bins. the bin fractions are not correct. (bin0=.99 and other bins are totally 0.01) I should mention that bin0 is the bin with largest droplet diameter. it seems that breakage doesn't happen in my tank. even I just use breakage without coalescence I saw no change in droplet diameter. any help will be appreciated

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