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Forum: OpenFOAM Programming & Development

July 7, 2010, 15:34

Replies: 5

TVD Schemes in OF

Views: 4,738

Posted By joern

Sry, i have no electronic copy. i found the book...

Sry, i have no electronic copy. i found the book in our bib but not in the part for math. i found it within books for mechanical engeneering.

Forum: OpenFOAM Programming & Development

June 20, 2010, 16:54

Replies: 5

TVD Schemes in OF

Views: 4,738

Posted By joern

not i do so, OF does. :) Thats right, r...

not i do so, OF does. :)

Thats right, r has to be calculated every timestep but most literature, i found, either used a complete explicit TVD sheme or ignored the time index in their text.
When...

Forum: OpenFOAM Programming & Development

January 29, 2010, 08:50

Replies: 5

TVD Schemes in OF

Views: 4,738

Posted By joern

Can anyone help me? i need help. OF...

Can anyone help me?

i need help.

OF uses the TVD schemes in an implicit way, but the factor r for the limiter is calculated explicit.

why is this kind of scheme still TVD?
In literature i...

Forum: OpenFOAM Programming & Development

January 14, 2010, 09:06

Replies: 5

TVD Schemes in OF

Views: 4,738

Posted By joern

TVD Schemes in OF

Hi,

I read the OpenFOAM Code parts for the TVD-Schemes and i have some questions about it.

In literature the TVD-schemes are derived in a time independend manner.
For a value U it is:
U_f =...

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