1 /*---------------------------------------------------------------------------*\
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26 Foam::incompressible::RASModels::LienCubicKE
29 Lien cubic non-linear k-epsilon turbulence model for incompressible flows.
34 \*---------------------------------------------------------------------------*/
41 // * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * //
45 namespace incompressible
50 /*---------------------------------------------------------------------------*\
51 Class LienCubicKE Declaration
52 \*---------------------------------------------------------------------------*/
60 dimensionedScalar C1_;
61 dimensionedScalar C2_;
62 dimensionedScalar alphak_;
63 dimensionedScalar alphaEps_;
64 dimensionedScalar A1_;
65 dimensionedScalar A2_;
66 dimensionedScalar Ctau1_;
67 dimensionedScalar Ctau2_;
68 dimensionedScalar Ctau3_;
69 dimensionedScalar alphaKsi_;
72 volScalarField epsilon_;
74 volTensorField gradU_;
79 volScalarField C5viscosity_;
83 volSymmTensorField nonlinearStress_;
88 //- Runtime type information
89 TypeName("LienCubicKE");
96 const volVectorField& U,
97 const surfaceScalarField& phi,
98 transportModel& transport
110 //- Return the turbulence viscosity
111 tmp<volScalarField> nut() const
116 //- Return the effective diffusivity for k
117 tmp<volScalarField> DkEff() const
119 return tmp<volScalarField>
121 new volScalarField("DkEff", alphak_*nut_ + nu())
125 //- Return the effective diffusivity for epsilon
126 tmp<volScalarField> DepsilonEff() const
128 return tmp<volScalarField>
130 new volScalarField("DepsilonEff", alphaEps_*nut_ + nu())
134 //- Return the turbulence kinetic energy
135 tmp<volScalarField> k() const
140 //- Return the turbulence kinetic energy dissipation rate
141 tmp<volScalarField> epsilon() const
146 //- Return the Reynolds stress tensor
147 tmp<volSymmTensorField> R() const;
149 //- Return the effective stress tensor including the laminar stress
150 tmp<volSymmTensorField> devReff() const;
152 //- Return the source term for the momentum equation
153 tmp<fvVectorMatrix> divDevReff(volVectorField& U) const;
155 //- Solve the turbulence equations and correct the turbulence viscosity
158 //- Read turbulenceProperties dictionary
163 // * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * //
165 } // End namespace RASModels
166 } // End namespace incompressible
167 } // End namespace Foam
169 // * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * //
173 // ************************************************************************* //