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Forum: OpenFOAM Running, Solving & CFD

November 13, 2013, 04:00

Replies: 10

Heat transfer, natural convection: Heat sink <-> Air

Views: 4,203

Posted By mirx

The domains seem to be from a previous mesh run,...

The domains seem to be from a previous mesh run, which failed.

Run the attached Allclean script. It removes all domains except domain0. Then mesh again.

Forum: OpenFOAM Running, Solving & CFD

November 12, 2013, 14:13

Replies: 10

Heat transfer, natural convection: Heat sink <-> Air

Views: 4,203

Posted By mirx

Try to get a proper mesh an case structure first....

Try to get a proper mesh an case structure first. You have domain(0-10) and no mesh for the heatsink.

I would recommend to use volumetric heat fluxes instead of surface heat fluxes. This is much...

Forum: OpenFOAM Running, Solving & CFD

November 11, 2013, 10:18

Replies: 10

Heat transfer, natural convection: Heat sink <-> Air

Views: 4,203

Posted By mirx

splitMeshRegion created a third region: domain0. ...

splitMeshRegion created a third region: domain0.

This region is present in your boundary files:

constant/heater/polyMesh/boundary

heater_to_domain0
{
type ...

Forum: OpenFOAM Running, Solving & CFD

November 11, 2013, 09:08

Replies: 10

Heat transfer, natural convection: Heat sink <-> Air

Views: 4,203

Posted By mirx

The best starting point would be the...

The best starting point would be the chtMultiRegionFoam tutorial snappyMultiRegionHeater.

Study the Allrun-script and the whole case structure and all files.

If you would like to get a correct...

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