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Forum: OpenFOAM Running, Solving & CFD

August 24, 2023, 10:34

Replies: 7

TEqn in compressibleInterFoam

Views: 516

Posted By Tobermory

The way to think of it, I reckon, is as follows:...

The way to think of it, I reckon, is as follows: we need to integrate the differential equations over the cell volume to get the finite volume expressions. Focus just on the first two terms, for...

Forum: OpenFOAM Running, Solving & CFD

August 16, 2023, 11:32

Replies: 7

TEqn in compressibleInterFoam

Views: 516

Posted By Tobermory

Okay - let me break this down. First up, the...

Okay - let me break this down. First up, the following is not correct I am afraid:

You need to start with the definition of the specific heat capacity, which is C_v=(\frac{\partial...

Forum: OpenFOAM Running, Solving & CFD

August 15, 2023, 10:55

Replies: 7

TEqn in compressibleInterFoam

Views: 516

Posted By Tobermory

I think the problem lies with your first Teqn...

I think the problem lies with your first Teqn equation ... Start from basics - the underlying energy equation is stated in terms of the internal energy, i.e. in conservative form:

\frac{\partial...

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