Standard high Reynolds-number k-omega turbulence model for incompressible and compressible flows. More...
Public Types | |
typedef BasicMomentumTransportModel::alphaField | alphaField |
typedef BasicMomentumTransportModel::rhoField | rhoField |
typedef BasicMomentumTransportModel::transportModel | transportModel |
Public Types inherited from eddyViscosity< RASModel< BasicMomentumTransportModel > > | |
typedef RASModel< BasicMomentumTransportModel > ::alphaField | alphaField |
typedef RASModel< BasicMomentumTransportModel > ::rhoField | rhoField |
typedef RASModel< BasicMomentumTransportModel > ::transportModel | transportModel |
Public Types inherited from linearViscousStress< RASModel< BasicMomentumTransportModel > > | |
typedef RASModel< BasicMomentumTransportModel > ::alphaField | alphaField |
typedef RASModel< BasicMomentumTransportModel > ::rhoField | rhoField |
typedef RASModel< BasicMomentumTransportModel > ::transportModel | transportModel |
Public Types inherited from RASModel< BasicMomentumTransportModel > | |
typedef BasicMomentumTransportModel::alphaField | alphaField |
typedef BasicMomentumTransportModel::rhoField | rhoField |
typedef BasicMomentumTransportModel::transportModel | transportModel |
Public Member Functions | |
TypeName ("kOmega") | |
Runtime type information. More... | |
kOmega (const alphaField &alpha, const rhoField &rho, const volVectorField &U, const surfaceScalarField &alphaRhoPhi, const surfaceScalarField &phi, const transportModel &transport, const word &type=typeName) | |
Construct from components. More... | |
virtual | ~kOmega () |
Destructor. More... | |
virtual bool | read () |
Read RASProperties dictionary. More... | |
tmp< volScalarField > | DkEff () const |
Return the effective diffusivity for k. More... | |
tmp< volScalarField > | DomegaEff () const |
Return the effective diffusivity for omega. More... | |
virtual tmp< volScalarField > | k () const |
Return the turbulence kinetic energy. More... | |
virtual tmp< volScalarField > | omega () const |
Return the turbulence specific dissipation rate. More... | |
virtual tmp< volScalarField > | epsilon () const |
Return the turbulence kinetic energy dissipation rate. More... | |
virtual void | correct () |
Solve the turbulence equations and correct the turbulence viscosity. More... | |
Public Member Functions inherited from eddyViscosity< RASModel< BasicMomentumTransportModel > > | |
eddyViscosity (const word &modelName, const alphaField &alpha, const rhoField &rho, const volVectorField &U, const surfaceScalarField &alphaRhoPhi, const surfaceScalarField &phi, const transportModel &transport) | |
Construct from components. More... | |
virtual | ~eddyViscosity () |
Destructor. More... | |
virtual tmp< volScalarField > | nut () const |
Return the turbulence viscosity. More... | |
virtual tmp< scalarField > | nut (const label patchi) const |
Return the turbulence viscosity on patch. More... | |
virtual tmp< volSymmTensorField > | sigma () const |
Return the Reynolds stress tensor [m^2/s^2]. More... | |
virtual void | validate () |
Validate the turbulence fields after construction. More... | |
Public Member Functions inherited from linearViscousStress< RASModel< BasicMomentumTransportModel > > | |
linearViscousStress (const word &modelName, const alphaField &alpha, const rhoField &rho, const volVectorField &U, const surfaceScalarField &alphaRhoPhi, const surfaceScalarField &phi, const transportModel &transport) | |
Construct from components. More... | |
virtual | ~linearViscousStress () |
Destructor. More... | |
virtual tmp< volSymmTensorField > | devTau () const |
Return the effective stress tensor. More... | |
virtual tmp< fvVectorMatrix > | divDevTau (volVectorField &U) const |
Return the source term for the momentum equation. More... | |
virtual tmp< fvVectorMatrix > | divDevTau (const volScalarField &rho, volVectorField &U) const |
Return the source term for the momentum equation. More... | |
Public Member Functions inherited from RASModel< BasicMomentumTransportModel > | |
TypeName ("RAS") | |
Runtime type information. More... | |
declareRunTimeSelectionTable (autoPtr, RASModel, dictionary,(const alphaField &alpha, const rhoField &rho, const volVectorField &U, const surfaceScalarField &alphaRhoPhi, const surfaceScalarField &phi, const transportModel &transport),(alpha, rho, U, alphaRhoPhi, phi, transport)) | |
RASModel (const word &type, const alphaField &alpha, const rhoField &rho, const volVectorField &U, const surfaceScalarField &alphaRhoPhi, const surfaceScalarField &phi, const transportModel &transport) | |
Construct from components. More... | |
RASModel (const RASModel &)=delete | |
Disallow default bitwise copy construction. More... | |
virtual | ~RASModel () |
Destructor. More... | |
const dimensionedScalar & | kMin () const |
Return the lower allowable limit for k (default: small) More... | |
const dimensionedScalar & | epsilonMin () const |
Return the lower allowable limit for epsilon (default: small) More... | |
const dimensionedScalar & | omegaMin () const |
Return the lower allowable limit for omega (default: small) More... | |
dimensionedScalar & | kMin () |
Allow kMin to be changed. More... | |
dimensionedScalar & | epsilonMin () |
Allow epsilonMin to be changed. More... | |
dimensionedScalar & | omegaMin () |
Allow omegaMin to be changed. More... | |
virtual const dictionary & | coeffDict () const |
Const access to the coefficients dictionary. More... | |
virtual tmp< volScalarField > | nuEff () const |
Return the effective viscosity. More... | |
virtual tmp< scalarField > | nuEff (const label patchi) const |
Return the effective viscosity on patch. More... | |
void | operator= (const RASModel &)=delete |
Disallow default bitwise assignment. More... | |
Protected Member Functions | |
virtual void | correctNut () |
virtual tmp< fvScalarMatrix > | kSource () const |
virtual tmp< fvScalarMatrix > | omegaSource () const |
Protected Member Functions inherited from RASModel< BasicMomentumTransportModel > | |
virtual void | printCoeffs (const word &type) |
Print model coefficients. More... | |
Protected Attributes | |
dimensionedScalar | Cmu_ |
dimensionedScalar | beta_ |
dimensionedScalar | gamma_ |
dimensionedScalar | alphaK_ |
dimensionedScalar | alphaOmega_ |
volScalarField | k_ |
volScalarField | omega_ |
Protected Attributes inherited from eddyViscosity< RASModel< BasicMomentumTransportModel > > | |
volScalarField | nut_ |
Protected Attributes inherited from RASModel< BasicMomentumTransportModel > | |
dictionary | RASDict_ |
RAS coefficients dictionary. More... | |
Switch | turbulence_ |
Turbulence on/off flag. More... | |
Switch | printCoeffs_ |
Flag to print the model coeffs at run-time. More... | |
dictionary | coeffDict_ |
Model coefficients dictionary. More... | |
dimensionedScalar | kMin_ |
Lower limit of k. More... | |
dimensionedScalar | epsilonMin_ |
Lower limit of epsilon. More... | |
dimensionedScalar | omegaMin_ |
Lower limit for omega. More... | |
Additional Inherited Members | |
Static Public Member Functions inherited from RASModel< BasicMomentumTransportModel > | |
static autoPtr< RASModel > | New (const alphaField &alpha, const rhoField &rho, const volVectorField &U, const surfaceScalarField &alphaRhoPhi, const surfaceScalarField &phi, const transportModel &transport) |
Return a reference to the selected RAS model. More... | |
Standard high Reynolds-number k-omega turbulence model for incompressible and compressible flows.
Wilcox, D. C. (1998). Turbulence modeling for CFD (Vol. 2, pp. 103-217). La Canada, CA: DCW industries.
The default model coefficients are
kOmegaCoeffs { Cmu 0.09; // Equivalent to betaStar gamma 0.52; beta 0.072; alphak 0.5; alphaOmega 0.5; }
typedef BasicMomentumTransportModel::alphaField alphaField |
typedef BasicMomentumTransportModel::transportModel transportModel |
kOmega | ( | const alphaField & | alpha, |
const rhoField & | rho, | ||
const volVectorField & | U, | ||
const surfaceScalarField & | alphaRhoPhi, | ||
const surfaceScalarField & | phi, | ||
const transportModel & | transport, | ||
const word & | type = typeName |
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Construct from components.
Definition at line 82 of file kOmega.C.
References Foam::bound().
Referenced by kOmega< BasicMomentumTransportModel >::omegaSource().
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Destructor.
Definition at line 130 of file kOmega.H.
References kOmega< BasicMomentumTransportModel >::read().
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Implements eddyViscosity< RASModel< BasicMomentumTransportModel > >.
Definition at line 41 of file kOmega.C.
References dictionary::New().
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protectedvirtual |
Definition at line 50 of file kOmega.C.
References Foam::dimTime, and Foam::dimVolume.
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protectedvirtual |
Definition at line 65 of file kOmega.C.
References Foam::dimTime, Foam::dimVolume, and kOmega< BasicMomentumTransportModel >::kOmega().
TypeName | ( | "kOmega< BasicMomentumTransportModel >" | ) |
Runtime type information.
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Read RASProperties dictionary.
Implements eddyViscosity< RASModel< BasicMomentumTransportModel > >.
Definition at line 187 of file kOmega.C.
References Foam::read().
Referenced by kOmega< BasicMomentumTransportModel >::~kOmega().
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Return the effective diffusivity for k.
Definition at line 140 of file kOmega.H.
References GeometricField< scalar, fvPatchField, volMesh >::New(), and eddyViscosity< RASModel< BasicMomentumTransportModel > >::nut_.
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inline |
Return the effective diffusivity for omega.
Definition at line 150 of file kOmega.H.
References GeometricField< scalar, fvPatchField, volMesh >::New(), and eddyViscosity< RASModel< BasicMomentumTransportModel > >::nut_.
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Return the turbulence kinetic energy.
Implements eddyViscosity< RASModel< BasicMomentumTransportModel > >.
Definition at line 160 of file kOmega.H.
References kOmega< BasicMomentumTransportModel >::k_.
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Return the turbulence specific dissipation rate.
Definition at line 166 of file kOmega.H.
References kOmega< BasicMomentumTransportModel >::omega_.
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Return the turbulence kinetic energy dissipation rate.
Definition at line 172 of file kOmega.H.
References GeometricField< Type, PatchField, GeoMesh >::boundaryField(), kOmega< BasicMomentumTransportModel >::correct(), and GeometricField< scalar, fvPatchField, volMesh >::New().
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Solve the turbulence equations and correct the turbulence viscosity.
Implements eddyViscosity< RASModel< BasicMomentumTransportModel > >.
Definition at line 207 of file kOmega.C.
References Foam::fvc::absolute(), alpha(), Foam::bound(), tmp< T >::clear(), fvConstraints::constrain(), correct, Foam::fvm::ddt(), Foam::dev(), Foam::fvm::div(), Foam::fvc::div(), divU, fvConstraints, fvModels, Foam::constant::universal::G, Foam::fvc::grad(), Foam::fvm::laplacian(), dictionary::New(), nut, phi, tmp< T >::ref(), rho, Foam::solve(), Foam::fvm::Sp(), Foam::fvm::SuSp(), Foam::twoSymm(), and GeometricField< Type, PatchField, GeoMesh >::v().
Referenced by kOmega< BasicMomentumTransportModel >::epsilon().
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Definition at line 92 of file kOmega.H.
Referenced by kOmega< BasicMomentumTransportModel >::k().
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Definition at line 93 of file kOmega.H.
Referenced by kOmega< BasicMomentumTransportModel >::omega().