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Showing results 1 to 3 of 3 Search took 0.00 seconds. Search: Posts Made By: FMDenaro

Forum: Main CFD Forum December 2, 2013, 10:21

Replies: 19 Numerical Diffusion in Star and Fluent Views: 5,192 Posted By FMDenaro the problem is not simple...the key of your... the problem is not simple...the key of your question is: does the numerical viscosity overwhelms the molecular one in such a way to affect in a relevant way the solution? The analsysis and the...

Forum: Main CFD Forum November 28, 2013, 12:08

Replies: 19 Numerical Diffusion in Star and Fluent Views: 5,192 Posted By FMDenaro In Fluent you can set the centred second order... In Fluent you can set the centred second order scheme, avoiding numerical diffusion produced by the upwind discretization

Forum: Main CFD Forum November 27, 2013, 16:00

Replies: 19 Numerical Diffusion in Star and Fluent Views: 5,192 Posted By FMDenaro second order means nothing... you can have a... second order means nothing... you can have a central second order as well as an upwind second order...check the exact scheme you are using in time and space

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