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Forum: OpenFOAM Pre-Processing

February 26, 2014, 09:40

Replies: 7

Supersonic helium jet with sonicFoam

Views: 4,021

Posted By tomf

Maybe you can get some grading in the...

Maybe you can get some grading in the y-direction, so you have more cells near the edge of your nozzle. Than also run the simulation longer and see what happens.

In using the totalPressure BC, p0...

Forum: OpenFOAM Pre-Processing

February 26, 2014, 03:15

Replies: 7

Supersonic helium jet with sonicFoam

Views: 4,021

Posted By tomf

Hi, I think you may need to change your...

Hi,

I think you may need to change your static pressure on the inlet to a total pressure. Also it may just be some startup effects. Or maybe your mesh density is not sufficient. Hard to tell.
...

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