Lam and Bremhorst low-Reynolds number k-epsilon turbulence model for incompressible flows. More...

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Public Member Functions
	TypeName ("LamBremhorstKE")
	Runtime type information. More...

	LamBremhorstKE (const geometricOneField &alpha, const geometricOneField &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	~LamBremhorstKE ()
	Destructor. More...

virtual bool	read ()
	Read RASProperties dictionary. 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< incompressible::RASModel >
	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 ()
	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< incompressible::RASModel >
	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 ()
	Destructor. More...

virtual tmp< volSymmTensorField >	devRhoReff () const
	Return the effective stress tensor. 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...

Protected Member Functions
virtual void	correctNut ()

Protected Attributes
dimensionedScalar	Cmu_

dimensionedScalar	Ceps1_

dimensionedScalar	Ceps2_

dimensionedScalar	sigmaEps_

volScalarField	k_

volScalarField	epsilon_

const volScalarField &	y_
	Wall distance. More...

Protected Attributes inherited from eddyViscosity< incompressible::RASModel >
volScalarField	nut_

Additional Inherited Members
Public Types inherited from eddyViscosity< incompressible::RASModel >
typedef incompressible::RASModel ::alphaField	alphaField

typedef incompressible::RASModel ::rhoField	rhoField

typedef incompressible::RASModel ::transportModel	transportModel

Public Types inherited from linearViscousStress< incompressible::RASModel >
typedef incompressible::RASModel ::alphaField	alphaField

typedef incompressible::RASModel ::rhoField	rhoField

typedef incompressible::RASModel ::transportModel	transportModel

Detailed Description

Lam and Bremhorst low-Reynolds number k-epsilon turbulence model for incompressible flows.

This turbulence model is described in:

    Lam, C. K. G., & Bremhorst, K. (1981).
    A modified form of the k-ε model for predicting wall turbulence.
    Journal of Fluids Engineering, 103(3), 456-460.

Source files

Definition at line 61 of file LamBremhorstKE.H.

Constructor & Destructor Documentation

◆ LamBremhorstKE()

LamBremhorstKE	(	const geometricOneField &	alpha,
		const geometricOneField &	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.

Definition at line 90 of file LamBremhorstKE.C.

References Foam::bound(), LamBremhorstKE::epsilon_, and LamBremhorstKE::k_.

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◆ ~LamBremhorstKE()

virtual ~LamBremhorstKE ( )

inlinevirtual

Destructor.

Definition at line 124 of file LamBremhorstKE.H.

References LamBremhorstKE::read().

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Member Function Documentation

◆ correctNut()

void correctNut ( )

protectedvirtual

Implements eddyViscosity< incompressible::RASModel >.

Definition at line 81 of file LamBremhorstKE.C.

Referenced by LamBremhorstKE::correct().

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◆ TypeName()

TypeName ( "LamBremhorstKE" )

Runtime type information.

◆ read()

bool read ( )

virtual

Read RASProperties dictionary.

Implements eddyViscosity< incompressible::RASModel >.

Definition at line 190 of file LamBremhorstKE.C.

References LamBremhorstKE::Ceps1_, LamBremhorstKE::Ceps2_, LamBremhorstKE::Cmu_, dimensioned< Type >::readIfPresent(), and LamBremhorstKE::sigmaEps_.

Referenced by LamBremhorstKE::~LamBremhorstKE().

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◆ DkEff()

tmp<volScalarField> DkEff ( ) const

inline

Return the effective diffusivity for k.

Definition at line 134 of file LamBremhorstKE.H.

References nu, and eddyViscosity< incompressible::RASModel >::nut_.

Referenced by LamBremhorstKE::correct().

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◆ DepsilonEff()

tmp<volScalarField> DepsilonEff ( ) const

inline

Return the effective diffusivity for epsilon.

Definition at line 143 of file LamBremhorstKE.H.

References nu, and eddyViscosity< incompressible::RASModel >::nut_.

Referenced by LamBremhorstKE::correct().

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◆ k()

virtual tmp<volScalarField> k ( ) const

inlinevirtual

Return the turbulence kinetic energy.

Implements eddyViscosity< incompressible::RASModel >.

Definition at line 152 of file LamBremhorstKE.H.

References LamBremhorstKE::k_.

◆ epsilon()

virtual tmp<volScalarField> epsilon ( ) const

inlinevirtual

Return the turbulence kinetic energy dissipation rate.

Definition at line 158 of file LamBremhorstKE.H.

References LamBremhorstKE::correct(), and LamBremhorstKE::epsilon_.

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◆ correct()

void correct ( )

virtual

Solve the turbulence equations and correct the turbulence viscosity.

Implements eddyViscosity< incompressible::RASModel >.

Definition at line 208 of file LamBremhorstKE.C.

References Foam::bound(), GeometricField< Type, PatchField, GeoMesh >::boundaryFieldRef(), LamBremhorstKE::Ceps1_, LamBremhorstKE::Ceps2_, tmp< T >::clear(), eddyViscosity< BasicTurbulenceModel >::correct(), LamBremhorstKE::correctNut(), Foam::fvm::ddt(), LamBremhorstKE::DepsilonEff(), Foam::fvm::div(), LamBremhorstKE::DkEff(), LamBremhorstKE::epsilon_, Foam::constant::universal::G, Foam::fvc::grad(), LamBremhorstKE::k_, Foam::fvm::laplacian(), eddyViscosity< incompressible::RASModel >::nut_, tmp< T >::ref(), Foam::solve(), Foam::fvm::Sp(), and Foam::twoSymm().

Referenced by LamBremhorstKE::epsilon().

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Member Data Documentation

◆ Cmu_

dimensionedScalar Cmu_

protected

Definition at line 82 of file LamBremhorstKE.H.

Referenced by LamBremhorstKE::read().

◆ Ceps1_

dimensionedScalar Ceps1_

protected

Definition at line 83 of file LamBremhorstKE.H.

Referenced by LamBremhorstKE::correct(), and LamBremhorstKE::read().

◆ Ceps2_

dimensionedScalar Ceps2_

protected

Definition at line 84 of file LamBremhorstKE.H.

Referenced by LamBremhorstKE::correct(), and LamBremhorstKE::read().

◆ sigmaEps_

dimensionedScalar sigmaEps_

protected

Definition at line 85 of file LamBremhorstKE.H.

Referenced by LamBremhorstKE::read().

◆ k_

volScalarField k_

protected

Definition at line 87 of file LamBremhorstKE.H.

Referenced by LamBremhorstKE::correct(), LamBremhorstKE::k(), and LamBremhorstKE::LamBremhorstKE().

◆ epsilon_

volScalarField epsilon_

protected

Definition at line 88 of file LamBremhorstKE.H.

Referenced by LamBremhorstKE::correct(), LamBremhorstKE::epsilon(), and LamBremhorstKE::LamBremhorstKE().

◆ y_

const volScalarField& y_

protected

Wall distance.

Note: different to wall distance in parent RASModel which is for near-wall cells only

Definition at line 93 of file LamBremhorstKE.H.

The documentation for this class was generated from the following files:

src/TurbulenceModels/incompressible/turbulentTransportModels/RAS/LamBremhorstKE/LamBremhorstKE.H
src/TurbulenceModels/incompressible/turbulentTransportModels/RAS/LamBremhorstKE/LamBremhorstKE.C

Public Member Functions

Protected Member Functions

Protected Attributes

Additional Inherited Members

Detailed Description

Constructor & Destructor Documentation

◆ LamBremhorstKE()

◆ ~LamBremhorstKE()

Member Function Documentation

◆ correctNut()

◆ TypeName()

◆ read()

◆ DkEff()

◆ DepsilonEff()

◆ k()

◆ epsilon()

◆ correct()

Member Data Documentation

◆ Cmu_

◆ Ceps1_

◆ Ceps2_

◆ sigmaEps_

◆ k_

◆ epsilon_

◆ y_