Public Member Functions | Protected Member Functions | Protected Attributes | List of all members
LamBremhorstKE Class Reference

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< volScalarFieldDkEff () const
 Return the effective diffusivity for k. More...
 
tmp< volScalarFieldDepsilonEff () const
 Return the effective diffusivity for epsilon. More...
 
virtual tmp< volScalarFieldk () const
 Return the turbulence kinetic energy. More...
 
virtual tmp< volScalarFieldepsilon () 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...
 
volScalarFieldevNut ()
 Return non-const access to the turbulence viscosity. More...
 
virtual tmp< volScalarFieldnut () const
 Return the turbulence viscosity. More...
 
virtual tmp< scalarFieldnut (const label patchi) const
 Return the turbulence viscosity on patch. More...
 
virtual tmp< volSymmTensorFieldR () const
 Return the Reynolds stress tensor. 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< volSymmTensorFielddevRhoReff () const
 Return the effective stress tensor. More...
 
virtual tmp< fvVectorMatrixdivDevRhoReff (volVectorField &U) const
 Return the source term for the momentum equation. More...
 
virtual tmp< fvVectorMatrixdivDevRhoReff (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 volScalarFieldy_
 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 64 of file LamBremhorstKE.H.

Constructor & Destructor Documentation

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::correctNut(), LamBremhorstKE::epsilon_, and LamBremhorstKE::k_.

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virtual ~LamBremhorstKE ( )
inlinevirtual

Destructor.

Definition at line 127 of file LamBremhorstKE.H.

References LamBremhorstKE::read().

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Member Function Documentation

void correctNut ( )
protectedvirtual

Implements eddyViscosity< incompressible::RASModel >.

Definition at line 81 of file LamBremhorstKE.C.

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

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TypeName ( "LamBremhorstKE"  )

Runtime type information.

bool read ( )
virtual

Read RASProperties dictionary.

Implements eddyViscosity< incompressible::RASModel >.

Definition at line 191 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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tmp<volScalarField> DkEff ( ) const
inline

Return the effective diffusivity for k.

Definition at line 137 of file LamBremhorstKE.H.

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

Referenced by LamBremhorstKE::correct().

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tmp<volScalarField> DepsilonEff ( ) const
inline

Return the effective diffusivity for epsilon.

Definition at line 146 of file LamBremhorstKE.H.

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

Referenced by LamBremhorstKE::correct().

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virtual tmp<volScalarField> k ( ) const
inlinevirtual

Return the turbulence kinetic energy.

Implements eddyViscosity< incompressible::RASModel >.

Definition at line 155 of file LamBremhorstKE.H.

References LamBremhorstKE::k_.

virtual tmp<volScalarField> epsilon ( ) const
inlinevirtual

Return the turbulence kinetic energy dissipation rate.

Definition at line 161 of file LamBremhorstKE.H.

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

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void correct ( )
virtual

Member Data Documentation

dimensionedScalar Cmu_
protected

Definition at line 85 of file LamBremhorstKE.H.

Referenced by LamBremhorstKE::read().

dimensionedScalar Ceps1_
protected

Definition at line 86 of file LamBremhorstKE.H.

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

dimensionedScalar Ceps2_
protected

Definition at line 87 of file LamBremhorstKE.H.

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

dimensionedScalar sigmaEps_
protected

Definition at line 88 of file LamBremhorstKE.H.

Referenced by LamBremhorstKE::read().

volScalarField k_
protected
volScalarField epsilon_
protected
const volScalarField& y_
protected

Wall distance.

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

Definition at line 96 of file LamBremhorstKE.H.


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