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high temperature jet flow converge issue.

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Old   October 5, 2010, 17:00
Default high temperature jet flow converge issue.
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hi, i use rhoPisoFoam to simulate high temperature (10000) jet flow out of a nozzle to air (300k), I have converge issue at the nozzle exit. I found that DpDt term had zigzag problem, see pics. For low temperature, it is ok.

Can any one give me some hint.

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