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Forum: OpenFOAM Running, Solving & CFD

January 29, 2010, 01:23

Replies: 9

k-epsilon turbulence model

Views: 14,671

Posted By gwierink

Ah, yes, forgot that :). "mut" is the turbulent...

Ah, yes, forgot that :). "mut" is the turbulent (eddy) viscosity. Basically, turbulence makes the fluid a bit more viscous. "alphat" is, I think, the thermal diffusivity. It probably plays a role in...

Forum: OpenFOAM Running, Solving & CFD

January 28, 2010, 05:41

Replies: 9

k-epsilon turbulence model

Views: 14,671

Posted By gwierink

Hi James, Well, k is the turbulent kinetic...

Hi James,

Well, k is the turbulent kinetic energy and e (or epsilon) is the dissipation rate of k. If you are wondering how to calculate basic initial values for a case, you can use §2.1.8.1 of...

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