convergence: simulating a turbine, not getting very good residuals with a good mesh -- CFD Online Discussion Forums

September 4, 2015, 18:26	convergence: simulating a turbine, not getting very good residuals with a good mesh	#1
aja1345 Senior Member Aja Join Date: Nov 2013 Posts: 496 Rep Power: 15	Hi, I am simulating a turbine and residuals are as follow: As you see, the convergence is not good, what do I do until the convergence is became better. First, Under relaxation factors are 0.1and 0.1 for pressure and momentum.and then 0.3 and 0.7 respectively. Also, mesh is structure and very good. Thanks, Best, Aja

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