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Forum: OpenFOAM Running, Solving & CFD

March 25, 2024, 11:35

Replies: 7

Issue with MULES alpha

Views: 217

Posted By GardenLake

Does anyone have an idea on what my pressure...

Does anyone have an idea on what my pressure boundary condition should be for a boundary that is immediately above the inlet (which has wetting fluid going through it at a specified velocity), and is...

Forum: OpenFOAM Running, Solving & CFD

March 21, 2024, 23:34

Replies: 7

Issue with MULES alpha

Views: 217

Posted By GardenLake

Hello, Thank you for the response! I...

Hello,

Thank you for the response!

I tried the zeroGradient but now I am getting pressure GAMG value to crash. My alpha values at the crash are still quite large (+- 10^9). My crash occurs...

Forum: OpenFOAM Running, Solving & CFD

March 21, 2024, 21:05

Replies: 7

Issue with MULES alpha

Views: 217

Posted By GardenLake

It is supposed to be open channel flow. My U...

It is supposed to be open channel flow.
My U boundary conditions are...

wall: fixed value uniform (0 0 0)
inlet: fixed value uniform (1 0 0)
outlet: zeroGradient
Top:...

Forum: OpenFOAM Running, Solving & CFD

March 21, 2024, 19:56

Replies: 7

Issue with MULES alpha

Views: 217

Posted By GardenLake

Hello, So I was able to fix the problem, I...

Hello,

So I was able to fix the problem, I had forgot to designate a boundary and it was "default face".

Now I am having issues with my alpha value gets very high and low (2*10^18 and...

Forum: OpenFOAM Running, Solving & CFD

March 16, 2024, 13:37

Replies: 7

Issue with MULES alpha

Views: 217

Posted By GardenLake

Issue with MULES alpha

Hello everyone,

I am having an issue with the interfoam solver. I have a water flowing through the model with an inlet and outlet. I also have air on top of the water. When I have flow=0, I have...

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