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

Inheritance diagram for LamBremhorstKE:

Collaboration diagram for LamBremhorstKE:

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 ()=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< 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 ()=default
	Destructor. More...

virtual bool	read ()=0
	Re-read model coefficients if they have changed. 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< volScalarField >	k () const=0
	Return the turbulence kinetic energy. More...

virtual tmp< volSymmTensorField >	R () const
	Return the Reynolds stress tensor. More...

virtual void	validate ()
	Validate the turbulence fields after construction. More...

virtual void	correct ()=0
	Solve the turbulence equations and correct the turbulence viscosity. More...

Public Member Functions inherited from linearViscousStress< 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 bool	read ()=0
	Re-read model coefficients if they have changed. 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...

virtual void	correct ()=0
	Solve the turbulence equations and correct the turbulence viscosity. More...

Protected Member Functions
virtual void	correctNut ()

virtual void	correctNut ()=0

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 BasicTurbulenceModel::alphaField	alphaField

typedef BasicTurbulenceModel::rhoField	rhoField

typedef BasicTurbulenceModel::transportModel	transportModel

Public Types inherited from linearViscousStress< BasicTurbulenceModel >
typedef BasicTurbulenceModel::alphaField	alphaField

typedef BasicTurbulenceModel::rhoField	rhoField

typedef BasicTurbulenceModel::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 67 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 92 of file LamBremhorstKE.C.

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

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◆ ~LamBremhorstKE()

virtual ~LamBremhorstKE ( )

virtualdefault

Destructor.

Member Function Documentation

◆ correctNut()

void correctNut ( )

protectedvirtual

Implements eddyViscosity< incompressible::RASModel >.

Definition at line 84 of file LamBremhorstKE.C.

References LamBremhorstKE::correctNut().

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

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◆ TypeName()

TypeName ( "LamBremhorstKE" )

Runtime type information.

◆ read()

bool read ( )

virtual

Re-read model coefficients if they have changed.

Implements eddyViscosity< incompressible::RASModel >.

Definition at line 193 of file LamBremhorstKE.C.

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

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◆ DkEff()

tmp< volScalarField > DkEff ( ) const

inline

Return the effective diffusivity for k.

Definition at line 141 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 150 of file LamBremhorstKE.H.

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

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 159 of file LamBremhorstKE.H.

References LamBremhorstKE::k_.

◆ epsilon()

virtual tmp< volScalarField > epsilon ( ) const

inlinevirtual

Return the turbulence kinetic energy dissipation rate.

Definition at line 165 of file LamBremhorstKE.H.

References LamBremhorstKE::epsilon_.

◆ correct()

void correct ( )

virtual

Solve the turbulence equations and correct the turbulence viscosity.

Implements eddyViscosity< incompressible::RASModel >.

Definition at line 209 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::fvc::grad(), LamBremhorstKE::k_, Foam::fvm::laplacian(), eddyViscosity< incompressible::RASModel >::nut_, tmp< T >::ref(), solve(), Foam::fvm::Sp(), Foam::twoSymm(), and GeometricBoundaryField< Type, PatchField, GeoMesh >::updateCoeffs().

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Member Data Documentation

◆ Cmu_

dimensionedScalar Cmu_

protected

Definition at line 90 of file LamBremhorstKE.H.

Referenced by LamBremhorstKE::read().

◆ Ceps1_

dimensionedScalar Ceps1_

protected

Definition at line 91 of file LamBremhorstKE.H.

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

◆ Ceps2_

dimensionedScalar Ceps2_

protected

Definition at line 92 of file LamBremhorstKE.H.

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

◆ sigmaEps_

dimensionedScalar sigmaEps_

protected

Definition at line 93 of file LamBremhorstKE.H.

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

◆ k_

volScalarField k_

protected

Definition at line 95 of file LamBremhorstKE.H.

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

◆ epsilon_

volScalarField epsilon_

protected

Definition at line 96 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 101 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_