problem with axis boudray and mixture flow -- CFD Online Discussion Forums

December 5, 2010, 03:13	problem with axis boudray and mixture flow	#1
m.beh New Member Join Date: Nov 2010 Posts: 19 Rep Power: 16	hi every body I want to model a bubble column so I use a symmetry boundary for my 3d model and axis for my 2d model.but the result are very unexpected. the velocity are higher near the wall boundary and I have back flow near symmetry and axis boundary and I have lower phase volume fraction near axis. do you have any idea about these wrong results?

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