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Forum: OpenFOAM Running, Solving & CFD

June 28, 2009, 21:26

Replies: 10

How can deltaT exceed the limitation of courant?

Views: 1,819

Posted By alberto

Hi, I think the condition you notice on your...

Hi,

I think the condition you notice on your time step in OpenFOAM due to some other reason than the time integration scheme, to which, strictly speaking, the Courant number refers. Using Euler's...

Forum: OpenFOAM Running, Solving & CFD

June 28, 2009, 14:13

Replies: 10

How can deltaT exceed the limitation of courant?

Views: 1,819

Posted By alberto

Hi, the schemes are pretty much standard....

Hi,

the schemes are pretty much standard. You might try to see what happens switching to "upwind" for the divergence schemes, but this will lower the order of accuracy.

Might the difference be...

Forum: OpenFOAM Running, Solving & CFD

June 28, 2009, 02:31

Replies: 10

How can deltaT exceed the limitation of courant?

Views: 1,819

Posted By alberto

You should provide some more information to...

You should provide some more information to obtain a specific answer on your case. In particular you should tell us what are the numerical schemes you are using for spatial and temporal...

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