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-   -   high resolution or upwind (http://www.cfd-online.com/Forums/cfx/22258-high-resolution-upwind.html)

erick March 5, 2006 21:47

high resolution or upwind
 
Dear Sir,

I want to simulate compressible in a pipe with CFX 10.0.

Which way is better, high resolution or upwind? Thank you in advace

TB March 5, 2006 22:39

Re: high resolution or upwind
 
Upwind is only 1st order accurate. Use high resolution if accuracy is needed.

Richard March 9, 2006 01:09

Re: high resolution or upwind
 
use upwind to test the system, see the flow pattern first. Then use high reslution with the upwind.def file as initial value


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