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Forum: OpenFOAM Running, Solving & CFD

January 10, 2018, 12:16

Replies: 4

Unsteady conjugate heat transfer Negative initial temperature T0: -3918.142

Views: 1,488

Posted By peterhess

Well, in this case you need to think about if it...

Well, in this case you need to think about if it is the right target to find a relation Nu=f(Re)!

I would make a relation Nu=f(Ra)!

https://en.wikipedia.org/wiki/Rayleigh_number

See:
...

Forum: OpenFOAM Running, Solving & CFD

January 10, 2018, 11:39

Replies: 4

Unsteady conjugate heat transfer Negative initial temperature T0: -3918.142

Views: 1,488

Posted By peterhess

Hello Cagatayemre! Do you have a forced or...

Hello Cagatayemre!

Do you have a forced or natural convection?

You are talking about Reynolds number. Well in the case you uploaded there is no forced flow but free convection via gravity! All...

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