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November 25, 2009, 19:31 |
negative temperature problem
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#1 |
New Member
Join Date: Apr 2009
Posts: 24
Rep Power: 16 |
Hi,
I am simulating a 2D turbomachinery with the laminar model. The negative temperature keeps occuring. But it is only in a small portion of one cell so Fluent still can proceed until non-positive volumes is found. Did anyone happen to experience this issue before? Best regards, Renold Last edited by Renold; November 25, 2009 at 23:27. |
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November 27, 2009, 15:41 |
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#2 |
Senior Member
karine
Join Date: Nov 2009
Posts: 158
Rep Power: 16 |
Hi
Are u using QUICK? can give overshoots and undershoots |
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November 28, 2009, 16:03 |
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#3 |
New Member
Join Date: Apr 2009
Posts: 24
Rep Power: 16 |
Thank you. I am using PISO method. And I figured out the non-positive volume issue was because of my interface setting.
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