diff --git a/src/TurbulenceModels/phaseIncompressible/RAS/mixtureKEpsilon/mixtureKEpsilon.H b/src/TurbulenceModels/phaseIncompressible/RAS/mixtureKEpsilon/mixtureKEpsilon.H index ccc13b8035bf42e174191ecf9bbbdbe2a1f65b41..9efad2770e71352d1fd61e581cf06d63e0d8f82e 100644 --- a/src/TurbulenceModels/phaseIncompressible/RAS/mixtureKEpsilon/mixtureKEpsilon.H +++ b/src/TurbulenceModels/phaseIncompressible/RAS/mixtureKEpsilon/mixtureKEpsilon.H @@ -28,7 +28,23 @@ Group grpRASTurbulence Description - Standard k-epsilon turbulence model + Mixture k-epsilon turbulence model for two-phase gas-liquid systems + + The basic structure of the model is based on: + \verbatim + "Modelling of dispersed bubble and droplet ow at high phase fractions" + A. Behzadi, R.I. Issa , H. Rusche, + Chemical Engineering Science (59) 2004 pp.759-770. + \endverbatim + + but an effective density for the gas is used in the averaging and an + alternative model for bubble-generated turbulence from: + \verbatim + "The simulation of multidimensional multiphase flows", + Lahey R.T., + Nucl. Eng. & Design + (235) 2005 pp.1043-1060. + \endverbatim The default model coefficients correspond to the following: \verbatim @@ -37,7 +53,7 @@ Description Cmu 0.09; C1 1.44; C2 1.92; - C3 -0.33; + C3 C2; sigmak 1.0; sigmaEps 1.3; }