Modeling > Modeling Turbulence > Using K-Epsilon Turbulence > Formulation > V2F Low-Reynolds Number Model
V2F Low-Reynolds Number Model
Basic Transport Equations
The transport equations for the V2F k-
model are:
|
(231) |
|
(232) |
|
(233) |
|
(234) |
Turbulent Production
The turbulent production term
is defined identically to the corresponding term in the standard k-e model (see Eqn. 189).
Buoyancy Production
The production term
is defined identically to the corresponding term in the standard k-e model (see Eqn. 193).
Compressibility Modification
The dilatation dissipation
is defined identically to the corresponding term in the standard k-e model (see Eqn. 197).
Relation for Turbulent Viscosity
The turbulent viscosity is computed as:
|
(235) |
Turbulent Time and Length Scales
The turbulent time scale is computed as:
|
(236) |
The turbulent length scale is defined as:
|
(237) |
Model Coefficients
|
(238) |
Return to CD-adapco STAR-CCM+ Index