Realizable k-epsilon turbulence model for incompressible flows. More...
#include <incompressibleRASModels/realizableKE.H>
Realizable k-epsilon turbulence model for incompressible flows.
"A New k-epsilon Eddy Viscosity Model for High Reynolds Number Turbulent Flows" Tsan-Hsing Shih, William W. Liou, Aamir Shabbir, Zhigang Tang and Jiang Zhu Computers and Fluids Vol. 24, No. 3, pp. 227-238, 1995
The default model coefficients correspond to the following:
realizableKECoeffs { Cmu 0.09; A0 4.0; C2 1.9; sigmak 1.0; sigmaEps1.2; }
Definition at line 76 of file realizableKE.H.
Public Member Functions | |
TypeName ("realizableKE") | |
Runtime type information.
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realizableKE (const volVectorField &U, const surfaceScalarField &phi, transportModel &transport) | |
Construct from components.
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virtual | ~realizableKE () |
Destructor.
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virtual tmp< volScalarField > | nut () const |
Return the turbulence viscosity.
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tmp< volScalarField > | DkEff () const |
Return the effective diffusivity for k.
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tmp< volScalarField > | DepsilonEff () const |
Return the effective diffusivity for epsilon.
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virtual tmp< volScalarField > | k () const |
Return the turbulence kinetic energy.
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virtual tmp< volScalarField > | epsilon () const |
Return the turbulence kinetic energy dissipation rate.
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virtual tmp< volSymmTensorField > | R () const |
Return the Reynolds stress tensor.
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virtual tmp< volSymmTensorField > | devReff () const |
Return the effective stress tensor including the laminar stress.
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virtual tmp< fvVectorMatrix > | divDevReff (volVectorField &U) const |
Return the source term for the momentum equation.
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virtual void | correct () |
Solve the turbulence equations and correct the turbulence viscosity.
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virtual bool | read () |
Read RASProperties dictionary.
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realizableKE | ( | const volVectorField & | U, |
const surfaceScalarField & | phi, | ||
transportModel & | transport | ||
) |
Construct from components.
Definition at line 89 of file realizableKE.C.
References Foam::bound(), Foam::fvc::grad(), and Foam::sqr().
virtual ~realizableKE | ( | ) | [inline, virtual]
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Destructor.
Definition at line 127 of file realizableKE.H.
TypeName | ( | "realizableKE" | ) |
Runtime type information.
virtual tmp<volScalarField> nut | ( | ) | const [inline, virtual]
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Return the turbulence viscosity.
Implements incompressible::RASModel.
Definition at line 134 of file realizableKE.H.
tmp<volScalarField> DkEff | ( | ) | const [inline]
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Return the effective diffusivity for k.
Definition at line 140 of file realizableKE.H.
References incompressible::turbulenceModel::nu().
Referenced by realizableKE::correct().
tmp<volScalarField> DepsilonEff | ( | ) | const [inline]
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Return the effective diffusivity for epsilon.
Definition at line 149 of file realizableKE.H.
References incompressible::turbulenceModel::nu().
Referenced by realizableKE::correct().
virtual tmp<volScalarField> k | ( | ) | const [inline, virtual]
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Return the turbulence kinetic energy.
Implements incompressible::RASModel.
Definition at line 158 of file realizableKE.H.
virtual tmp<volScalarField> epsilon | ( | ) | const [inline, virtual]
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Return the turbulence kinetic energy dissipation rate.
Implements incompressible::RASModel.
Definition at line 164 of file realizableKE.H.
tmp< volSymmTensorField > R | ( | ) | const [virtual]
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Return the Reynolds stress tensor.
Implements incompressible::RASModel.
Definition at line 192 of file realizableKE.C.
References GeometricField< Type, PatchField, GeoMesh >::boundaryField(), Foam::fvc::grad(), Foam::I, incompressible::turbulenceModel::mesh_, IOobject::NO_READ, IOobject::NO_WRITE, incompressible::turbulenceModel::runTime_, Time::timeName(), Foam::twoSymm(), and incompressible::turbulenceModel::U_.
tmp< volSymmTensorField > devReff | ( | ) | const [virtual]
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Return the effective stress tensor including the laminar stress.
Implements incompressible::RASModel.
Definition at line 213 of file realizableKE.C.
References Foam::dev(), Foam::fvc::grad(), incompressible::turbulenceModel::mesh_, IOobject::NO_READ, IOobject::NO_WRITE, incompressible::RASModel::nuEff(), incompressible::turbulenceModel::runTime_, Time::timeName(), Foam::twoSymm(), and incompressible::turbulenceModel::U_.
tmp< fvVectorMatrix > divDevReff | ( | volVectorField & | U ) | const [virtual]
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Return the source term for the momentum equation.
Implements incompressible::RASModel.
Definition at line 233 of file realizableKE.C.
References Foam::dev(), Foam::fvc::div(), Foam::fvc::grad(), Foam::fvm::laplacian(), incompressible::RASModel::nuEff(), and Foam::T().
void correct | ( | ) | [virtual]
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Solve the turbulence equations and correct the turbulence viscosity.
Implements incompressible::RASModel.
Definition at line 262 of file realizableKE.C.
References Foam::bound(), GeometricField< Type, PatchField, GeoMesh >::boundaryField(), C1(), GeometricField< Type, PatchField, GeoMesh >::correctBoundaryConditions(), Foam::fvm::ddt(), realizableKE::DepsilonEff(), Foam::dev(), Foam::fvc::div(), Foam::fvm::div(), realizableKE::DkEff(), incompressible::RASModel::epsilon0_, Foam::fvc::grad(), incompressible::RASModel::k0_, Foam::fvm::laplacian(), Foam::magSqr(), Foam::max(), incompressible::turbulenceModel::nu(), incompressible::turbulenceModel::phi_, Foam::solve(), Foam::fvm::Sp(), Foam::sqr(), Foam::sqrt(), Foam::symm(), incompressible::RASModel::turbulence_, and incompressible::turbulenceModel::U_.
bool read | ( | ) | [virtual]
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Read RASProperties dictionary.
Implements incompressible::RASModel.
Definition at line 243 of file realizableKE.C.
References incompressible::RASModel::coeffDict(), and dimensioned< Type >::readIfPresent().