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turbulent mixed convection

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Old   April 3, 2007, 15:45
Default turbulent mixed convection
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yamina.h
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Hi, dear freids,; can any one help me. I'm working on the mixed convection with number of Grashof greater than 2.5e07. when I fixe the temperature on the wall to obtain gradient of temperature for calculation of the Gr desired, fluent limits the temperature 5e03. I don't understand how if I use g>9.81 or what? thank you

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Old   February 28, 2011, 15:42
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lyes
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are u sure about units ? how u chose the coefficient B to calculat Gr ?
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Old   February 28, 2011, 17:26
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http://www.wolframalpha.com/input/?i...nu_1+m%5E2%2Fs
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