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Forum: Main CFD Forum

January 18, 2012, 06:38

Replies: 5

2nd order (convection) schemes

Views: 1,499

Posted By cfdnewbie

Hey Ford, sorry, I guess I got carried away a...

Hey Ford,
sorry, I guess I got carried away a little bit. Well, to answer your original questions, I guess the only good way to find out is to do a dissipation / dispersion analysis of the schemes...

Forum: Main CFD Forum

January 17, 2012, 15:41

Replies: 5

2nd order (convection) schemes

Views: 1,499

Posted By cfdnewbie

Hey Ford, I haven't personally worked with the...

Hey Ford,
I haven't personally worked with the QUICK scheme, but from Fluent's handbook (which I just googled) it seems that QUICK is a blend of upwind and CD scheme.

Let me take a step back for...

Forum: Main CFD Forum

January 17, 2012, 15:18

Replies: 5

2nd order (convection) schemes

Views: 1,499

Posted By cfdnewbie

Hello Ford, I'm wondering: Why/in what way do...

Hello Ford,
I'm wondering: Why/in what way do upwind schemes become more accurate than CD schemes? in the classical FD setting, CD schemes are dissipation-error free, while having larger dispersive...

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