turbulence model? -- CFD Online Discussion Forums

April 25, 2011, 08:00	turbulence model?	#1
jai Member jaikrishna Join Date: Mar 2009 Location: chennai Posts: 56 Rep Power: 17	hi, i'm simulating centrifugal compressor, which's rotating at 100,000rpm. which turbulence model is better for this? can i use k-E model (with y+ is 10-20) for this? some people recommended to use sst but for sst-model is y+ < 2. it difficult to maintain this y+ on all region. please help me to understand and choose. thanks.

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