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Forum: OpenFOAM Meshing & Mesh Conversion

March 15, 2011, 01:01

Replies: 14

[Gmsh] empty boundry for interFoam

Views: 2,062

Posted By gwierink

You can set a reference pressure and a reference...

You can set a reference pressure and a reference point in the PISO parameters in system/fvSolution:

pRefPoint (0.51 0.51 0.51);
pRefValue 0;
Instead of pRefPoint you can also set a...

Forum: OpenFOAM Meshing & Mesh Conversion

March 11, 2011, 14:09

Replies: 14

[Gmsh] empty boundry for interFoam

Views: 2,062

Posted By gwierink

Hi Anton, Yep, good point, you live and you...

Hi Anton,

Yep, good point, you live and you learn hehe :D

Forum: OpenFOAM Meshing & Mesh Conversion

March 11, 2011, 00:41

Replies: 14

[Gmsh] empty boundry for interFoam

Views: 2,062

Posted By gwierink

Alright, so if it's a concentration of oxygen in...

Alright, so if it's a concentration of oxygen in water, you could model that as a tracer concentration. The tracer can then also be defined in the air, with different diffusivity of course. If you...

Forum: OpenFOAM Meshing & Mesh Conversion

March 10, 2011, 13:38

Replies: 14

[Gmsh] empty boundry for interFoam

Views: 2,062

Posted By gwierink

Hi William, If you're talking about the same...

Hi William,

If you're talking about the same gas (i.e. the air next to the water and not some third gas) (another gas could be a scalar that is transported, then you can implement Fick's law...

Forum: OpenFOAM Meshing & Mesh Conversion

March 9, 2011, 13:50

Replies: 14

[Gmsh] empty boundry for interFoam

Views: 2,062

Posted By gwierink

I think in your case you can just do cp...

I think in your case you can just do

cp $FOAM_TUTORIALS/multiphase/interFoam/laminar/damBreak/system/setFieldsDict system/ in your case directory. Then adjust the box area in system/setFieldsDict...

Forum: OpenFOAM Meshing & Mesh Conversion

March 9, 2011, 12:57

Replies: 14

[Gmsh] empty boundry for interFoam

Views: 2,062

Posted By gwierink

So you have a kind of cake slice, is that...

So you have a kind of cake slice, is that correct? And you put another cake slice on top for the air? What kind of constraint do you want to apply? A membrane? If you just want air on top of water, I...

Forum: OpenFOAM Meshing & Mesh Conversion

March 9, 2011, 11:29

Replies: 14

[Gmsh] empty boundry for interFoam

Views: 2,062

Posted By gwierink

Hi William, After your PM I'll continue here...

Hi William,

After your PM I'll continue here for the forum.

I am not sure if I understand what you are trying to do. From your post it seems that you want to separate the two phases by a...

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