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Equivalent sand grain roughness alternatives

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Old   May 8, 2018, 09:51
Default Equivalent sand grain roughness alternatives
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Arun subramanian
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Hello !

Are there approaches to model the roughness effects in the RANS equations for wall corrections other than the usual equivalent sand grain roughness ?

I understand it is the most used approach , but i would like to explore others in RANS LES or DNS ( In DNS how the meshing is done ,instead of wall corrections) . Will be thankful if I can atleast get some papers or links to look at


Cheers,
Arun
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rans modelling, roughness, wall correction


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