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Forum: FLUENT

October 10, 2021, 00:50

Replies: 10

Temperature dependent thermal expansion coefficient

Views: 2,345

Posted By haiteng

Yes, I chose "Boussinesq" in the density...

Yes, I chose "Boussinesq" in the density drop-list. As far as I know, Boussinesq approximation ignores variation in density. It is acceptable in my case where the temperature range in water is [293,...

Forum: FLUENT

October 8, 2021, 20:38

Replies: 10

Temperature dependent thermal expansion coefficient

Views: 2,345

Posted By haiteng

I am also facing the same dilemma in simulating...

I am also facing the same dilemma in simulating natural convection in water (single phase). The thermal expansion coefficient changes by 25% in my temperature range ([293, 305 K]) and should be taken...

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