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-   -   a question about CFX4.4 (http://www.cfd-online.com/Forums/cfx/72310-question-about-cfx4-4-a.html)

zidanzm February 2, 2010 04:57

a question about CFX4.4
 
hi everyone,i have a question about CFX4.4,my question is as following:what's the difference between the user Scalar equations and Mass fraction equations? i want to get the volume concentration of the (N2) in the air, when i use the CFX4.4, i don't know which equation should be used, and how to get the the volume concentration of the (N2) in the air? thanks a lot.


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