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Posted March 26, 2013 at 04:39 by skeptik (CFD notes)
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Quote:
Originally Posted by chegdan
Nick,
There are some strategies that I would try to get these residuals down to something you would like.
- Lower your pressure relTol by an order of magnitude compared to U i.e. relTol = 0.001 for P and relTol = 0.01 for U.
- Without knowing the mesh you are using you may need to increase the nonorthogonal corrector by 1 or 2. if you are using a tet mesh...then there are many things you can do.
- Use first order schemes to start with (you will move to higher order ones
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