mean age of air calculations

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 June 11, 2008, 08:19 mean age of air calculations #1 eric Guest   Posts: n/a Hi, When calculating age of air in STAR-CCM+ should I set the region source term equal to 1/fluid density to get the value of the scalar in units of time. In the CFX forum they have suggested to let the source term equal to the density.

 July 10, 2008, 01:46 Re: mean age of air calculations #2 Aging air Guest   Posts: n/a Do it like the guys in the CFX-Forum say.

December 3, 2011, 09:55
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Ramy hamdy
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Quote:
 Originally Posted by eric ;175981 Hi, When calculating age of air in STAR-CCM+ should I set the region source term equal to 1/fluid density to get the value of the scalar in units of time. In the CFX forum they have suggested to let the source term equal to the density.
I want to calculate the mean age of the air by fluent, How to create the source and diffusion term and How to using UDS to achieve this task?

thanks

 December 3, 2011, 09:58 Maa #4 New Member   Ramy hamdy Join Date: May 2011 Posts: 5 Rep Power: 7 I want to calculate the mean age of air by FLUENT, I want to know how can i achieve this task by using UDS and the value of the source and diffusion term for mean age of the air. I am waiting your reply

 December 10, 2011, 10:39 #5 New Member   Ramy hamdy Join Date: May 2011 Posts: 5 Rep Power: 7 Dear Eric What is the value of source term for Mean Age of Air equation

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