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Forum: OpenFOAM Running, Solving & CFD

November 29, 2012, 03:34

Replies: 19

mass flow split BC

Views: 3,708

Posted By vainilreb

Sounds reasonable... But I'm afraid it won't help...

Sounds reasonable... But I'm afraid it won't help kpax to list all the things that will NOT work? :rolleyes:

Forum: OpenFOAM Running, Solving & CFD

November 27, 2012, 10:02

Replies: 19

mass flow split BC

Views: 3,708

Posted By vainilreb

But it's be possible to fix all three pressure...

But it's be possible to fix all three pressure levels to get the desired mass flow without bursting into tears, does it?

Forum: OpenFOAM Running, Solving & CFD

November 27, 2012, 09:07

Replies: 19

mass flow split BC

Views: 3,708

Posted By vainilreb

I would have made a first try by setting the...

I would have made a first try by setting the pressure as fixedValue, but even then it's a tough task finding the right pressure level. I would have tried keeping pi*r²*p equal for both outlets. You...

Forum: OpenFOAM Running, Solving & CFD

November 27, 2012, 08:39

Replies: 19

mass flow split BC

Views: 3,708

Posted By vainilreb

If you know your inlet mass flow, you could...

If you know your inlet mass flow, you could calculate the outlet mass flow for each pipe and assume the velocity profile to be a fully developed turbulent or laminar profile... Afaik this should be...

Forum: OpenFOAM Running, Solving & CFD

November 27, 2012, 06:52

Replies: 19

mass flow split BC

Views: 3,708

Posted By vainilreb

Well there is the mass flow BC for the inlet...

Well there is the mass flow BC for the inlet which calculates the velocity by the mass flow and the density. Maybe you could simply take the formula of this BC to calculate the flux over the inlet...

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