# Source term integration; Upwind scheme

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March 17, 2009, 19:44
Source term integration; Upwind scheme
#1
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Prakash Ayappan
Join Date: Mar 2009
Posts: 25
Rep Power: 10
Dear friends,

Like to know how to do the integration of the Temperature term "T" term in the governing equation.

Please go through the attachment for problem description and the CFD code.

Thanks in advance.
Attached Images
 Problem Defnition.JPG (19.7 KB, 18 views) CFD Code.jPg (32.7 KB, 20 views)

 March 21, 2009, 09:34 #2 Member   Join Date: Mar 2009 Posts: 62 Rep Power: 10 You can use some quadrature rules for multi-dimensional integration, or a simply mid-point rule.

 March 21, 2009, 09:50 #3 Senior Member     p ding Join Date: Mar 2009 Posts: 322 Rep Power: 11 so in the fvm method, 1, you'd better to write the governing equations in a conserved form, so it will be mor clear to you. 2. integrated T, just use T*volume of the cell that ok.

March 21, 2009, 10:30
#4
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Prakash Ayappan
Join Date: Mar 2009
Posts: 25
Rep Power: 10
Quote:
 Originally Posted by ztdep so in the fvm method, 1, you'd better to write the governing equations in a conserved form, so it will be mor clear to you. 2. integrated T, just use T*volume of the cell that ok.
Thanks guys. Let me check whether its working.

Last edited by jola; March 22, 2009 at 09:33.

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