Standard high Reynolds-number k-omega turbulence model for incompressible and compressible flows. More...
Public Types | |
typedef BasicMomentumTransportModel::alphaField | alphaField |
typedef BasicMomentumTransportModel::rhoField | rhoField |
Public Types inherited from eddyViscosity< RASModel< BasicMomentumTransportModel > > | |
typedef BasicMomentumTransportModel::alphaField | alphaField |
typedef BasicMomentumTransportModel::rhoField | rhoField |
Public Types inherited from linearViscousStress< BasicMomentumTransportModel > | |
typedef BasicMomentumTransportModel::alphaField | alphaField |
typedef BasicMomentumTransportModel::rhoField | rhoField |
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 viscosity &viscosity, 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 viscosity &viscosity) | |
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< BasicMomentumTransportModel > | |
linearViscousStress (const word &modelName, const alphaField &alpha, const rhoField &rho, const volVectorField &U, const surfaceScalarField &alphaRhoPhi, const surfaceScalarField &phi, const viscosity &viscosity) | |
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... | |
Protected Member Functions | |
void | boundOmega () |
Bound omega. More... | |
virtual void | correctNut () |
Correct the eddy-viscosity nut. More... | |
virtual tmp< fvScalarMatrix > | kSource () const |
Source term for the k equation. More... | |
virtual tmp< fvScalarMatrix > | omegaSource () const |
Source term for the omega equation. More... | |
Protected Attributes | |
dimensionedScalar | betaStar_ |
dimensionedScalar | beta_ |
dimensionedScalar | gamma_ |
dimensionedScalar | alphaK_ |
dimensionedScalar | alphaOmega_ |
volScalarField | k_ |
volScalarField | omega_ |
Protected Attributes inherited from eddyViscosity< RASModel< BasicMomentumTransportModel > > | |
volScalarField | nut_ |
Standard high Reynolds-number k-omega turbulence model for incompressible and compressible flows.
References:
Wilcox, D. C. (1998). Turbulence modeling for CFD (Vol. 2, pp. 103-217). La Canada, CA: DCW industries.
The default model coefficients are
kOmegaCoeffs { betaStar 0.09; gamma 0.52; beta 0.072; alphak 0.5; alphaOmega 0.5; }
typedef BasicMomentumTransportModel::alphaField alphaField |
kOmega | ( | const alphaField & | alpha, |
const rhoField & | rho, | ||
const volVectorField & | U, | ||
const surfaceScalarField & | alphaRhoPhi, | ||
const surfaceScalarField & | phi, | ||
const viscosity & | viscosity, | ||
const word & | type = typeName |
||
) |
Construct from components.
Definition at line 88 of file kOmega.C.
References Foam::bound(), kOmega< BasicMomentumTransportModel >::boundOmega(), kOmega< BasicMomentumTransportModel >::k_, and Foam::type().
|
protected |
Bound omega.
Definition at line 41 of file kOmega.C.
References Foam::max().
Referenced by kOmega< BasicMomentumTransportModel >::kOmega().
|
protectedvirtual |
Correct the eddy-viscosity nut.
Implements eddyViscosity< RASModel< BasicMomentumTransportModel > >.
Definition at line 48 of file kOmega.C.
References dictionary::New().
|
protectedvirtual |
Source term for the k equation.
Definition at line 57 of file kOmega.C.
References Foam::dimTime, and Foam::dimVolume.
|
protectedvirtual |
Source term for the omega equation.
Definition at line 72 of file kOmega.C.
References Foam::dimTime, and Foam::dimVolume.
TypeName | ( | "kOmega< BasicMomentumTransportModel >" | ) |
Runtime type information.
|
virtual |
Read RASProperties dictionary.
Implements eddyViscosity< RASModel< BasicMomentumTransportModel > >.
Definition at line 194 of file kOmega.C.
References Foam::read().
|
inline |
Return the effective diffusivity for k.
Definition at line 147 of file kOmega.H.
References kOmega< BasicMomentumTransportModel >::alphaK_, GeometricField< Type, PatchField, GeoMesh >::New(), and eddyViscosity< RASModel< BasicMomentumTransportModel > >::nut_.
|
inline |
Return the effective diffusivity for omega.
Definition at line 157 of file kOmega.H.
References kOmega< BasicMomentumTransportModel >::alphaOmega_, GeometricField< Type, PatchField, GeoMesh >::New(), and eddyViscosity< RASModel< BasicMomentumTransportModel > >::nut_.
|
inlinevirtual |
Return the turbulence kinetic energy.
Implements eddyViscosity< RASModel< BasicMomentumTransportModel > >.
Definition at line 167 of file kOmega.H.
References kOmega< BasicMomentumTransportModel >::k_.
|
inlinevirtual |
Return the turbulence specific dissipation rate.
Definition at line 173 of file kOmega.H.
References kOmega< BasicMomentumTransportModel >::omega_.
|
inlinevirtual |
Return the turbulence kinetic energy dissipation rate.
Definition at line 179 of file kOmega.H.
References kOmega< BasicMomentumTransportModel >::betaStar_, kOmega< BasicMomentumTransportModel >::k_, GeometricField< Type, PatchField, GeoMesh >::New(), and kOmega< BasicMomentumTransportModel >::omega_.
|
virtual |
Solve the turbulence equations and correct the turbulence viscosity.
Implements eddyViscosity< RASModel< BasicMomentumTransportModel > >.
Definition at line 214 of file kOmega.C.
References Foam::fvc::absolute(), alpha(), Foam::bound(), tmp< T >::clear(), fvConstraints::constrain(), Foam::MULES::correct(), Foam::fvm::ddt(), Foam::dev(), Foam::fvc::div(), Foam::fvm::div(), fvConstraints(), fvModels(), Foam::constant::universal::G, Foam::fvc::grad(), Foam::fvm::laplacian(), dictionary::New(), nut, tmp< T >::ref(), rho, Foam::solve(), fvModels::source(), Foam::fvm::Sp(), Foam::fvm::SuSp(), Foam::twoSymm(), and U.
|
protected |
Definition at line 83 of file kOmega.H.
Referenced by kOmega< BasicMomentumTransportModel >::epsilon().
|
protected |
|
protected |
|
protected |
Definition at line 86 of file kOmega.H.
Referenced by kOmega< BasicMomentumTransportModel >::DkEff().
|
protected |
Definition at line 87 of file kOmega.H.
Referenced by kOmega< BasicMomentumTransportModel >::DomegaEff().
|
protected |
Definition at line 92 of file kOmega.H.
Referenced by kOmega< BasicMomentumTransportModel >::epsilon(), kOmega< BasicMomentumTransportModel >::k(), and kOmega< BasicMomentumTransportModel >::kOmega().
|
protected |
Definition at line 93 of file kOmega.H.
Referenced by kOmega< BasicMomentumTransportModel >::epsilon(), and kOmega< BasicMomentumTransportModel >::omega().