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Forum: OpenFOAM Running, Solving & CFD

April 4, 2013, 15:08

Replies: 4

Compressible flow through an orifice

Views: 3,066

Posted By callumso

:p Thanks to Pascal Doran, setting U to advective...

:p Thanks to Pascal Doran, setting U to advective boundary condition does the trick.

Forum: OpenFOAM Running, Solving & CFD

March 31, 2013, 19:02

Replies: 4

Compressible flow through an orifice

Views: 3,066

Posted By callumso

Hi Omkar, Thank you for the reply. No, I...

Hi Omkar,

Thank you for the reply. No, I didn't use that solver. But I did try rhoSimplecFoam, even though I expected the jet flow to be an unsteady one. Unfortunately this unsteady solver broke...

Forum: OpenFOAM Running, Solving & CFD

March 31, 2013, 17:02

Replies: 4

Compressible flow through an orifice

Views: 3,066

Posted By callumso

I have tried different combinations of boundary...

I have tried different combinations of boundary conditions:

Pressure: Inlet: totalpressure; Outlet: fixed pressure
Velocity: Inlet: pressureInletVelocity; Outlet: zero-gradient
Temperature:...

Forum: OpenFOAM Running, Solving & CFD

March 30, 2013, 18:09

Replies: 4

Compressible flow through an orifice

Views: 3,066

Posted By callumso

Compressible flow through an orifice

Hi folks,

I am investigating the effects of sound waves on the flow through an orifice. As a starting point, I need to set up a flow with certain pressure drop across the orifice.

The flow...

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