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Forum: CFX

February 18, 2011, 02:50

Replies: 5

Order of interpolation

Views: 4,703

Posted By gravis

Hi Glenn, Thank you for your reply. I...

Hi Glenn,

Thank you for your reply.

I am only referring to the interpolation scheme, not the advection scheme.

What I meant by this was to ask if the accuracy of the interpolation...

Forum: CFX

February 17, 2011, 10:07

Replies: 5

Order of interpolation

Views: 4,703

Posted By gravis

Update#2

Also, correct me if I am wrong, as I have understood a 1D linear interpolation (CDS) between two nodes of a regular grid is second order accurate. i.e. the leading truncation error term is...

Forum: CFX

February 17, 2011, 07:32

Replies: 5

Order of interpolation

Views: 4,703

Posted By gravis

Update

Since I have been in contact with the support I have learned that CFX-Post uses a trilinear interpolation of first order. Presumably, the interpolation in the solver is also of first order accuracy....

Forum: CFX

January 5, 2011, 08:10

Replies: 5

Order of interpolation

Views: 4,703

Posted By gravis

Order of interpolation

Hi,

I have not managed to find any info in the CFX-12 documentation regarding how the interpolation is done when using CFX-Post in "comparison mode" to compare different meshes. Basically, I would...

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