Variant of the standard k-epsilon turbulence model with additional source terms to handle the changes in turbulence in porous regions represented by the powerLawLopesdaCosta porosity model. More...
Public Types | |
typedef BasicTurbulenceModel::alphaField | alphaField |
typedef BasicTurbulenceModel::rhoField | rhoField |
typedef BasicTurbulenceModel::transportModel | transportModel |
Public Types inherited from eddyViscosity< RASModel< BasicTurbulenceModel > > | |
typedef RASModel< BasicTurbulenceModel > ::alphaField | alphaField |
typedef RASModel< BasicTurbulenceModel > ::rhoField | rhoField |
typedef RASModel< BasicTurbulenceModel > ::transportModel | transportModel |
Public Types inherited from linearViscousStress< RASModel< BasicTurbulenceModel > > | |
typedef RASModel< BasicTurbulenceModel > ::alphaField | alphaField |
typedef RASModel< BasicTurbulenceModel > ::rhoField | rhoField |
typedef RASModel< BasicTurbulenceModel > ::transportModel | transportModel |
Public Types inherited from RASModel< BasicTurbulenceModel > | |
typedef BasicTurbulenceModel::alphaField | alphaField |
typedef BasicTurbulenceModel::rhoField | rhoField |
typedef BasicTurbulenceModel::transportModel | transportModel |
Public Member Functions | |
TypeName ("kEpsilonLopesdaCosta") | |
Runtime type information. More... | |
kEpsilonLopesdaCosta (const alphaField &alpha, const rhoField &rho, const volVectorField &U, const surfaceScalarField &alphaRhoPhi, const surfaceScalarField &phi, const transportModel &transport, const word &propertiesName=turbulenceModel::propertiesName, const word &type=typeName) | |
Construct from components. More... | |
virtual | ~kEpsilonLopesdaCosta ()=default |
Destructor. More... | |
virtual bool | read () |
Re-read model coefficients if they have changed. More... | |
tmp< volScalarField > | DkEff () const |
Return the effective diffusivity for k. More... | |
tmp< volScalarField > | DepsilonEff () const |
Return the effective diffusivity for epsilon. More... | |
virtual tmp< volScalarField > | k () const |
Return the turbulence kinetic energy. 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< BasicTurbulenceModel > > | |
eddyViscosity (const word &modelName, const alphaField &alpha, const rhoField &rho, const volVectorField &U, const surfaceScalarField &alphaRhoPhi, const surfaceScalarField &phi, const transportModel &transport, const word &propertiesName) | |
Construct from components. More... | |
virtual | ~eddyViscosity ()=default |
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 > | R () const |
Return the Reynolds stress tensor. More... | |
virtual void | validate () |
Validate the turbulence fields after construction. More... | |
Public Member Functions inherited from linearViscousStress< RASModel< BasicTurbulenceModel > > | |
linearViscousStress (const word &modelName, const alphaField &alpha, const rhoField &rho, const volVectorField &U, const surfaceScalarField &alphaRhoPhi, const surfaceScalarField &phi, const transportModel &transport, const word &propertiesName) | |
Construct from components. More... | |
virtual | ~linearViscousStress ()=default |
Destructor. More... | |
virtual tmp< volSymmTensorField > | devRhoReff () const |
Return the effective stress tensor. More... | |
virtual tmp< volSymmTensorField > | devRhoReff (const volVectorField &U) const |
Return the effective stress tensor based on a given velocity field. More... | |
virtual tmp< fvVectorMatrix > | divDevRhoReff (volVectorField &U) const |
Return the source term for the momentum equation. More... | |
virtual tmp< fvVectorMatrix > | divDevRhoReff (const volScalarField &rho, volVectorField &U) const |
Return the source term for the momentum equation. More... | |
Public Member Functions inherited from RASModel< BasicTurbulenceModel > | |
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, const word &propertiesName),(alpha, rho, U, alphaRhoPhi, phi, transport, propertiesName)) | |
RASModel (const word &type, const alphaField &alpha, const rhoField &rho, const volVectorField &U, const surfaceScalarField &alphaRhoPhi, const surfaceScalarField &phi, const transportModel &transport, const word &propertiesName) | |
Construct from components. More... | |
virtual | ~RASModel ()=default |
Destructor. More... | |
const dimensionedScalar & | kMin () const noexcept |
Return the lower allowable limit for k (default: SMALL) More... | |
const dimensionedScalar & | epsilonMin () const noexcept |
Return the lower allowable limit for epsilon (default: SMALL) More... | |
const dimensionedScalar & | omegaMin () const noexcept |
Return the lower allowable limit for omega (default: SMALL) More... | |
dimensionedScalar & | kMin () noexcept |
Allow kMin to be changed. More... | |
dimensionedScalar & | epsilonMin () noexcept |
Allow epsilonMin to be changed. More... | |
dimensionedScalar & | omegaMin () noexcept |
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... | |
virtual tmp< volScalarField > | omega () const |
Return the specific dissipation rate. More... | |
Public Member Functions inherited from RASModelBase | |
ClassName ("RASModelBase") | |
Runtime type information. More... | |
RASModelBase () noexcept=default | |
Constructor. More... | |
virtual | ~RASModelBase ()=default |
Destructor. More... | |
Protected Member Functions | |
void | setPorosityCoefficient (volScalarField::Internal &C, const porosityModels::powerLawLopesdaCosta &pm) |
void | setCdSigma (volScalarField::Internal &C, const porosityModels::powerLawLopesdaCosta &pm) |
void | setPorosityCoefficients () |
virtual void | correctNut () |
virtual tmp< fvScalarMatrix > | kSource (const volScalarField::Internal &magU, const volScalarField::Internal &magU3) const |
virtual tmp< fvScalarMatrix > | epsilonSource (const volScalarField::Internal &magU, const volScalarField::Internal &magU3) const |
Protected Member Functions inherited from RASModel< BasicTurbulenceModel > | |
virtual void | printCoeffs (const word &type) |
Print model coefficients. More... | |
RASModel (const RASModel &)=delete | |
No copy construct. More... | |
void | operator= (const RASModel &)=delete |
No copy assignment. More... | |
Protected Attributes | |
volScalarField | Cmu_ |
volScalarField::Internal | C1_ |
volScalarField::Internal | C2_ |
volScalarField | sigmak_ |
volScalarField | sigmaEps_ |
volScalarField::Internal | CdSigma_ |
volScalarField::Internal | betap_ |
volScalarField::Internal | betad_ |
volScalarField::Internal | C4_ |
volScalarField::Internal | C5_ |
volScalarField | k_ |
volScalarField | epsilon_ |
Protected Attributes inherited from eddyViscosity< RASModel< BasicTurbulenceModel > > | |
volScalarField | nut_ |
Protected Attributes inherited from RASModel< BasicTurbulenceModel > | |
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< BasicTurbulenceModel > | |
static autoPtr< RASModel > | New (const alphaField &alpha, const rhoField &rho, const volVectorField &U, const surfaceScalarField &alphaRhoPhi, const surfaceScalarField &phi, const transportModel &transport, const word &propertiesName=turbulenceModel::propertiesName) |
Return a reference to the selected RAS model. More... | |
Variant of the standard k-epsilon turbulence model with additional source terms to handle the changes in turbulence in porous regions represented by the powerLawLopesdaCosta porosity model.
Costa, J. C. P. L. D. (2007). Atmospheric flow over forested and non-forested complex terrain.
The default model coefficients are
kEpsilonLopesdaCostaCoeffs { Cmu 0.09; C1 1.44; C2 1.92; sigmak 1.0; sigmaEps 1.3; }
Definition at line 79 of file kEpsilonLopesdaCosta.H.
typedef BasicTurbulenceModel::alphaField alphaField |
Definition at line 156 of file kEpsilonLopesdaCosta.H.
typedef BasicTurbulenceModel::rhoField rhoField |
Definition at line 157 of file kEpsilonLopesdaCosta.H.
typedef BasicTurbulenceModel::transportModel transportModel |
Definition at line 158 of file kEpsilonLopesdaCosta.H.
kEpsilonLopesdaCosta | ( | const alphaField & | alpha, |
const rhoField & | rho, | ||
const volVectorField & | U, | ||
const surfaceScalarField & | alphaRhoPhi, | ||
const surfaceScalarField & | phi, | ||
const transportModel & | transport, | ||
const word & | propertiesName = turbulenceModel::propertiesName , |
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const word & | type = typeName |
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) |
Construct from components.
Definition at line 173 of file kEpsilonLopesdaCosta.C.
References Foam::bound(), and Foam::type().
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Destructor.
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Definition at line 38 of file kEpsilonLopesdaCosta.C.
References cells, porosityModel::cellZoneIDs(), porosityModel::dict(), dictionary::found(), and dictionary::get().
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Definition at line 64 of file kEpsilonLopesdaCosta.C.
References cells, porosityModel::cellZoneIDs(), porosityModel::dict(), forAll, dictionary::found(), dictionary::get(), and powerLawLopesdaCostaZone::Sigma().
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Definition at line 91 of file kEpsilonLopesdaCosta.C.
References forAll, fvOptions, explicitPorositySource::model(), options::New(), and optionList::optionList().
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Implements eddyViscosity< RASModel< BasicTurbulenceModel > >.
Definition at line 131 of file kEpsilonLopesdaCosta.C.
References optionList::correct(), options::New(), and Foam::sqr().
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Definition at line 143 of file kEpsilonLopesdaCosta.C.
References Foam::fvm::Su().
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Definition at line 155 of file kEpsilonLopesdaCosta.C.
References Foam::fvm::Su().
TypeName | ( | "kEpsilonLopesdaCosta< BasicTurbulenceModel >" | ) |
Runtime type information.
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virtual |
Re-read model coefficients if they have changed.
Implements eddyViscosity< RASModel< BasicTurbulenceModel > >.
Definition at line 373 of file kEpsilonLopesdaCosta.C.
References Foam::read().
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inline |
Return the effective diffusivity for k.
Definition at line 201 of file kEpsilonLopesdaCosta.H.
References nu, and eddyViscosity< RASModel< BasicTurbulenceModel > >::nut_.
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inline |
Return the effective diffusivity for epsilon.
Definition at line 216 of file kEpsilonLopesdaCosta.H.
References nu, and eddyViscosity< RASModel< BasicTurbulenceModel > >::nut_.
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Return the turbulence kinetic energy.
Implements eddyViscosity< RASModel< BasicTurbulenceModel > >.
Definition at line 231 of file kEpsilonLopesdaCosta.H.
References kEpsilonLopesdaCosta< BasicTurbulenceModel >::k_.
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inlinevirtual |
Return the turbulence kinetic energy dissipation rate.
Reimplemented from RASModel< BasicTurbulenceModel >.
Definition at line 239 of file kEpsilonLopesdaCosta.H.
References kEpsilonLopesdaCosta< BasicTurbulenceModel >::epsilon_.
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virtual |
Solve the turbulence equations and correct the turbulence viscosity.
Implements eddyViscosity< RASModel< BasicTurbulenceModel > >.
Definition at line 385 of file kEpsilonLopesdaCosta.C.
References Foam::fvc::absolute(), Foam::constant::atomic::alpha, Foam::bound(), tmp< T >::clear(), correct, Foam::fvm::ddt(), Foam::dev(), Foam::fvm::div(), Foam::fvc::div(), divU, fvOptions, Foam::constant::universal::G, Foam::fvc::grad(), Foam::fvm::laplacian(), Foam::mag(), options::New(), nut, phi, Foam::pow3(), tmp< T >::ref(), rho, Foam::solve(), Foam::fvm::Sp(), Foam::fvm::SuSp(), Foam::twoSymm(), and U.
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Definition at line 102 of file kEpsilonLopesdaCosta.H.
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Definition at line 103 of file kEpsilonLopesdaCosta.H.
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Definition at line 104 of file kEpsilonLopesdaCosta.H.
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Definition at line 105 of file kEpsilonLopesdaCosta.H.
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Definition at line 106 of file kEpsilonLopesdaCosta.H.
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Definition at line 110 of file kEpsilonLopesdaCosta.H.
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Definition at line 111 of file kEpsilonLopesdaCosta.H.
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Definition at line 112 of file kEpsilonLopesdaCosta.H.
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Definition at line 113 of file kEpsilonLopesdaCosta.H.
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Definition at line 114 of file kEpsilonLopesdaCosta.H.
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Definition at line 119 of file kEpsilonLopesdaCosta.H.
Referenced by kEpsilonLopesdaCosta< BasicTurbulenceModel >::k().
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Definition at line 120 of file kEpsilonLopesdaCosta.H.
Referenced by kEpsilonLopesdaCosta< BasicTurbulenceModel >::epsilon().
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