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Forum: Main CFD Forum

October 12, 2012, 14:02

Replies: 9

Roe flux scheme, why Roe's averages important

Views: 8,356

Posted By francesco_capuano

I agree that Fluent uses simple average due to...

I agree that Fluent uses simple average due to its simplicity, also because the exact form of Roe's linearization depends on the specific nonlinear problem to be solved - and Fluent can solve...

Forum: Main CFD Forum

October 12, 2012, 08:52

Replies: 9

Roe flux scheme, why Roe's averages important

Views: 8,356

Posted By francesco_capuano

Hi Shenren, unfortunately a comprehensive...

Hi Shenren,

unfortunately a comprehensive answer to your question needs a detailed mathematical formulation, which you can find in the above-mentioned book. In simple words, use of arithmetic...

Forum: Main CFD Forum

October 12, 2012, 03:26

Replies: 9

Roe flux scheme, why Roe's averages important

Views: 8,356

Posted By francesco_capuano

You can find a very nice answer to your question...

You can find a very nice answer to your question in the book "Finite-volume methods for hyperbolic problems", by R.J. Leveque, pages 315-320.

In a few words, if one replaces the nonlinear problem...

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