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Forum: OpenFOAM Running, Solving & CFD May 7, 2015, 17:25
Replies: 328
Views: 101,492
Posted By ssss
Dear kuechenrule, About the PIMPLE methods...

Dear kuechenrule,

About the PIMPLE methods and the rho, this is the easiest way of dealing with it. With the PIMPLE or PISO iterative method you try to converge the equations, eventhough the...
Forum: OpenFOAM Running, Solving & CFD May 7, 2015, 13:54
Replies: 328
Views: 101,492
Posted By ssss
Dear kuechenrule, The TEqn is known to...

Dear kuechenrule,

The TEqn is known to create troubles in interFoam, even without working melting problems. Are you working with the fields multiplied by the density? Something like rhoCp,...
Forum: OpenFOAM Running, Solving & CFD October 19, 2014, 14:54
Replies: 328
Views: 101,492
Posted By ssss
I would like to ask also a question about Voller...

I would like to ask also a question about Voller Linearized Source Term implementation:

Whenever I include TEqn.H inside the PIMPLE loop (in the outerloop or in the pressure correction loop) my...
Forum: OpenFOAM Running, Solving & CFD October 17, 2014, 10:09
Replies: 328
Views: 101,492
Posted By ssss
Maybe you should get the chtMultiRegion code, get...

Maybe you should get the chtMultiRegion code, get rid of the turbulence parts and write your own TEqn to be solved in each of the fluid Regions.

I'm not too experienced with chtMultiRegion, but...
Forum: OpenFOAM Running, Solving & CFD October 17, 2014, 08:15
Replies: 328
Views: 101,492
Posted By ssss
What's your interest for using...

What's your interest for using chtMultiregionFOAM? Grid Moving so that liquid and solid could be treated alone? Adding some solid-fins to modify the heat transfer?
Forum: OpenFOAM Running, Solving & CFD October 9, 2014, 06:23
Replies: 328
Views: 101,492
Posted By ssss
Dear Ahmmed, Thank you for your answer, I...

Dear Ahmmed,

Thank you for your answer, I really appreciate it. So it's prefered yo use FSM implementation just as Rösler did in his convMeltFoam solver and correct the liquid fraction as...
Forum: OpenFOAM Running, Solving & CFD October 6, 2014, 10:51
Replies: 328
Views: 101,492
Posted By ssss
Hi guys, I´m having some doubts about how to...

Hi guys,

I´m having some doubts about how to implement the source terms in Openfoam. Currently there seems to be two approaches:

1) Fabian Rösler's one, based on writing the enthalpy equation...
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