Launder-Gibson Reynolds stress turbulence model for incompressible flows. More...
#include <incompressibleRASModels/LaunderGibsonRSTM.H>
Launder-Gibson Reynolds stress turbulence model for incompressible flows.
The default model coefficients correspond to the following:
LaunderGibsonRSTMCoeffs
{
Cmu 0.09;
kappa 0.41;
Clg11.8;
Clg20.6;
C1 1.44;
C2 1.92;
C1Ref 0.5;
C2Ref 0.3;
Cs 0.25;
Ceps0.15;
sigmaEps1.3;
sigmaR 0.81967;
couplingFactor 0.0;
}
Definition at line 74 of file LaunderGibsonRSTM.H.
Inheritance diagram for LaunderGibsonRSTM: Collaboration diagram for LaunderGibsonRSTM:Public Member Functions | |
| TypeName ("LaunderGibsonRSTM") | |
| Runtime type information.
| |
| LaunderGibsonRSTM (const volVectorField &U, const surfaceScalarField &phi, transportModel &transport) | |
| Construct from components.
| |
| virtual | ~LaunderGibsonRSTM () |
| Destructor.
| |
| virtual tmp< volScalarField > | nut () const |
| Return the turbulence viscosity.
| |
| tmp< volScalarField > | DREff () const |
| Return the effective diffusivity for R.
| |
| tmp< volScalarField > | DepsilonEff () const |
| Return the effective diffusivity for epsilon.
| |
| virtual tmp< volScalarField > | k () const |
| Return the turbulence kinetic energy.
| |
| virtual tmp< volScalarField > | epsilon () const |
| Return the turbulence kinetic energy dissipation rate.
| |
| virtual tmp< volSymmTensorField > | R () const |
| Return the Reynolds stress tensor.
| |
| virtual tmp< volSymmTensorField > | devReff () const |
| Return the effective stress tensor including the laminar stress.
| |
| virtual tmp< fvVectorMatrix > | divDevReff (volVectorField &U) const |
| Return the source term for the momentum equation.
| |
| virtual void | correct () |
| Solve the turbulence equations and correct the turbulence viscosity.
| |
| virtual bool | read () |
| Read RASProperties dictionary.
| |
| LaunderGibsonRSTM | ( | const volVectorField & | U, |
| const surfaceScalarField & | phi, | ||
| transportModel & | transport | ||
| ) |
Construct from components.
Definition at line 49 of file LaunderGibsonRSTM.C.
References Foam::exit(), Foam::FatalError, FatalErrorIn, Foam::nl, and Foam::sqr().
| virtual ~LaunderGibsonRSTM | ( | ) | [inline, virtual]
|
Destructor.
Definition at line 128 of file LaunderGibsonRSTM.H.
| TypeName | ( | "LaunderGibsonRSTM" | ) |
Runtime type information.
| virtual tmp<volScalarField> nut | ( | ) | const [inline, virtual]
|
Return the turbulence viscosity.
Implements incompressible::RASModel.
Definition at line 135 of file LaunderGibsonRSTM.H.
| tmp<volScalarField> DREff | ( | ) | const [inline]
|
Return the effective diffusivity for R.
Definition at line 141 of file LaunderGibsonRSTM.H.
References incompressible::turbulenceModel::nu().
Referenced by LaunderGibsonRSTM::correct().
| tmp<volScalarField> DepsilonEff | ( | ) | const [inline]
|
Return the effective diffusivity for epsilon.
Definition at line 150 of file LaunderGibsonRSTM.H.
References incompressible::turbulenceModel::nu().
Referenced by LaunderGibsonRSTM::correct().
| virtual tmp<volScalarField> k | ( | ) | const [inline, virtual]
|
Return the turbulence kinetic energy.
Implements incompressible::RASModel.
Definition at line 159 of file LaunderGibsonRSTM.H.
| virtual tmp<volScalarField> epsilon | ( | ) | const [inline, virtual]
|
Return the turbulence kinetic energy dissipation rate.
Implements incompressible::RASModel.
Definition at line 165 of file LaunderGibsonRSTM.H.
| virtual tmp<volSymmTensorField> R | ( | ) | const [inline, virtual]
|
Return the Reynolds stress tensor.
Implements incompressible::RASModel.
Definition at line 171 of file LaunderGibsonRSTM.H.
| tmp< volSymmTensorField > devReff | ( | ) | const [virtual]
|
Return the effective stress tensor including the laminar stress.
Implements incompressible::RASModel.
Definition at line 247 of file LaunderGibsonRSTM.C.
References Foam::dev(), Foam::fvc::grad(), incompressible::turbulenceModel::mesh_, IOobject::NO_READ, IOobject::NO_WRITE, incompressible::turbulenceModel::nu(), incompressible::turbulenceModel::runTime_, Time::timeName(), Foam::twoSymm(), and incompressible::turbulenceModel::U_.
| tmp< fvVectorMatrix > divDevReff | ( | volVectorField & | U ) | const [virtual]
|
Return the source term for the momentum equation.
Implements incompressible::RASModel.
Definition at line 267 of file LaunderGibsonRSTM.C.
References Foam::fvc::div(), Foam::fvc::grad(), Foam::resError::laplacian(), incompressible::RASModel::nuEff(), and dimensioned< Type >::value().
| void correct | ( | ) | [virtual]
|
Solve the turbulence equations and correct the turbulence viscosity.
fvm::laplacian(Ceps*(k_/epsilon_)*R_, epsilon_)
fvm::laplacian(Cs*(k_/epsilon_)*R_, R_)
Implements incompressible::RASModel.
Definition at line 325 of file LaunderGibsonRSTM.C.
References Foam::bound(), fvMesh::boundary(), GeometricField< Type, PatchField, GeoMesh >::boundaryField(), polyMesh::changing(), wallDistReflection::correct(), GeometricField< Type, PatchField, GeoMesh >::correctBoundaryConditions(), Foam::fvm::ddt(), LaunderGibsonRSTM::DepsilonEff(), Foam::dev(), DimensionedField< Type, GeoMesh >::dimensions(), Foam::fvc::div(), Foam::fvm::div(), LaunderGibsonRSTM::DREff(), incompressible::RASModel::epsilon0_, fvPatch::faceCells(), forAll, Foam::fvc::grad(), Foam::I, incompressible::RASModel::k0_, Foam::fvm::laplacian(), Foam::mag(), fvMesh::magSf(), GeometricField< Type, PatchField, GeoMesh >::max(), incompressible::turbulenceModel::mesh_, Foam::min(), reflectionVectors::n(), patches, incompressible::turbulenceModel::phi_, Foam::pow(), fvMesh::Sf(), Foam::solve(), Foam::fvm::Sp(), Foam::sqr(), Foam::symm(), Foam::tr(), incompressible::RASModel::turbulence_, Foam::twoSymm(), incompressible::turbulenceModel::U_, dimensioned< Type >::value(), Tensor< Cmpt >::xy(), Tensor< Cmpt >::xz(), and Tensor< Cmpt >::yz().
| bool read | ( | ) | [virtual]
|
Read RASProperties dictionary.
Implements incompressible::RASModel.
Definition at line 290 of file LaunderGibsonRSTM.C.
References incompressible::RASModel::coeffDict(), Foam::exit(), Foam::FatalError, FatalErrorIn, dimensioned< Type >::readIfPresent(), and dimensioned< Type >::value().
