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residuals error by MRFSimpleFOAM

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Old   December 2, 2009, 22:55
Default residuals error by MRFSimpleFOAM
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hi everyone,
i use MRFSimpleFOAM to simulate a centrifugal pump impeller,it iterate 4500 steps,and the hydraulic head calculated by OpenFOAM is 65m,while the experimental head is 136m.i don't know why? and the residual as follows looks very strange,could someone mind helping me?
http://www.cfd-online.com/Forums/mem...simplefoam.jpg
thanks
yours
jennifer

Last edited by renyun0511; December 3, 2009 at 03:26.
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