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About density treatmen for velocity inlet BC.

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Old   January 8, 2011, 23:14
Default About density treatmen for velocity inlet BC.
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Bill
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Hi,If now have an Air flow problem,we give velocity inlet BC,but we want to know about how CFX to calculate the density?
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Old   January 9, 2011, 20:41
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Glenn Horrocks
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You do not specify density directly. The density is defined by the inlet temperature.
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Old   January 10, 2011, 07:07
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Quote:
Originally Posted by ghorrocks View Post
You do not specify density directly. The density is defined by the inlet temperature.
thanks, calculate density need temperature and pressure,how the pressure is defined?
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Old   January 10, 2011, 17:38
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This is all described in the documentation. Pressure is taken from the boundary control volume, ie from the domain.
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