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Modeling Ergun with Brinkman equation ?

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Hello,

I am modelling a gas flow through a porous media. The viscosity of the gas depends on the temperature and a source term of gas production (solid conversion) is necessary.

As I am in intermediary regime, I want to use Ergun equation.

For this purpose, I am trying to configure Brinkman equation to obtain the Ergun equation including viscous transport (Brinkman Term).

My questions:
Have someone done this kind of configuration ? (in order to compare my configuration)
Is the expression of the source term in both momentum equation and continuity equation normal ? --> My bibliography shows that most models just include source term of gas production in the continuity equation and not in the momentum equation.


Thank you very much for your help.

Gabriel.

1 Reply Last Post Apr 12, 2012, 5:15 a.m. EDT
COMSOL Moderator

Hello Gabriel Teixeira

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Posted: 1 decade ago Apr 12, 2012, 5:15 a.m. EDT
Hi Gabriel,

have you find a solution to your question?
I am also trying to do something similar wit v4.2a.

Regards,
Yalcin
Hi Gabriel, have you find a solution to your question? I am also trying to do something similar wit v4.2a. Regards, Yalcin

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