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Forum: OpenFOAM Programming & Development

June 27, 2013, 04:12

Replies: 9

Difference between UEqn in sonicFoam & Theory

Views: 1,682

Posted By vwibaut

You will not find this term because it is into...

You will not find this term because it is into the pressure term. More clearly, the pressure in your equation isn't the real pressure. It is the real pressure+ 2/3 rho k.

But it is close to the...

Forum: OpenFOAM Programming & Development

June 27, 2013, 02:54

Replies: 9

Difference between UEqn in sonicFoam & Theory

Views: 1,682

Posted By vwibaut

The term with 2/3 rho k is present in the...

The term with 2/3 rho k is present in the equation. It is taken into account in the pressure (in the equation p = ps + 2/3 rho k). The results you have, after simulations, give you a pressure wich...

Forum: OpenFOAM Programming & Development

June 26, 2013, 09:20

Replies: 9

Difference between UEqn in sonicFoam & Theory

Views: 1,682

Posted By vwibaut

Your ferziger's equation comes from...

Your ferziger's equation comes from incompressible theory, no? You haven't any term
dui/dxi

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