Public Types | Public Member Functions | Protected Member Functions | Protected Attributes | List of all members
LaheyKEpsilon< BasicTurbulenceModel > Class Template Reference

Continuous-phase k-epsilon model including bubble-generated turbulence. More...

Inheritance diagram for LaheyKEpsilon< BasicTurbulenceModel >:
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Public Types

typedef BasicTurbulenceModel::alphaField alphaField
 
typedef BasicTurbulenceModel::rhoField rhoField
 
typedef BasicTurbulenceModel::transportModel transportModel
 
- Public Types inherited from kEpsilon< BasicTurbulenceModel >
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 ("LaheyKEpsilon")
 Runtime type information. More...
 
 LaheyKEpsilon (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 ~LaheyKEpsilon ()
 Destructor. More...
 
virtual bool read ()
 Read model coefficients if they have changed. More...
 
virtual void correct ()
 Solve the turbulence equations and correct the turbulence viscosity. More...
 
- Public Member Functions inherited from kEpsilon< BasicTurbulenceModel >
 TypeName ("kEpsilon")
 Runtime type information. More...
 
 kEpsilon (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 ~kEpsilon ()
 Destructor. 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...
 
- 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 ()
 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< 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 ()
 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...
 
- 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 ()
 Destructor. More...
 
const dimensionedScalarkMin () const
 Return the lower allowable limit for k (default: SMALL) More...
 
const dimensionedScalarepsilonMin () const
 Return the lower allowable limit for epsilon (default: SMALL) More...
 
const dimensionedScalaromegaMin () const
 Return the lower allowable limit for omega (default: SMALL) More...
 
dimensionedScalarkMin ()
 Allow kMin to be changed. More...
 
dimensionedScalarepsilonMin ()
 Allow epsilonMin to be changed. More...
 
dimensionedScalaromegaMin ()
 Allow omegaMin to be changed. More...
 
virtual const dictionarycoeffDict () const
 Const access to the coefficients dictionary. More...
 
virtual tmp< volScalarFieldnuEff () const
 Return the effective viscosity. More...
 
virtual tmp< scalarFieldnuEff (const label patchi) const
 Return the effective viscosity on patch. More...
 

Protected Member Functions

virtual void correctNut ()
 
tmp< volScalarFieldbubbleG () const
 
tmp< volScalarFieldphaseTransferCoeff () const
 
virtual tmp< fvScalarMatrixkSource () const
 
virtual tmp< fvScalarMatrixepsilonSource () const
 
- Protected Member Functions inherited from RASModel< BasicTurbulenceModel >
virtual void printCoeffs (const word &type)
 Print model coefficients. More...
 

Protected Attributes

dimensionedScalar alphaInversion_
 
dimensionedScalar Cp_
 
dimensionedScalar C3_
 
dimensionedScalar Cmub_
 
- Protected Attributes inherited from kEpsilon< BasicTurbulenceModel >
dimensionedScalar Cmu_
 
dimensionedScalar C1_
 
dimensionedScalar C2_
 
dimensionedScalar C3_
 
dimensionedScalar sigmak_
 
dimensionedScalar sigmaEps_
 
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< RASModelNew (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...
 

Detailed Description

template<class BasicTurbulenceModel>
class Foam::RASModels::LaheyKEpsilon< BasicTurbulenceModel >

Continuous-phase k-epsilon model including bubble-generated turbulence.

Reference:

    Lahey Jr, R. T. (2005).
    The simulation of multidimensional multiphase flows.
    Nuclear Engineering and Design, 235(10), 1043-1060.

The default model coefficients are

    LaheyKEpsilonCoeffs
    {
        Cmu             0.09;
        C1              1.44;
        C2              1.92;
        C3              -0.33;
        sigmak          1.0;
        sigmaEps        1.3;
        Cp              0.25;
        Cmub            0.6;
        alphaInversion  0.3;
    }
Source files

Definition at line 77 of file LaheyKEpsilon.H.

Member Typedef Documentation

typedef BasicTurbulenceModel::alphaField alphaField

Definition at line 126 of file LaheyKEpsilon.H.

typedef BasicTurbulenceModel::rhoField rhoField

Definition at line 127 of file LaheyKEpsilon.H.

typedef BasicTurbulenceModel::transportModel transportModel

Definition at line 128 of file LaheyKEpsilon.H.

Constructor & Destructor Documentation

LaheyKEpsilon ( 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.

Definition at line 42 of file LaheyKEpsilon.C.

virtual ~LaheyKEpsilon ( )
inlinevirtual

Destructor.

Definition at line 152 of file LaheyKEpsilon.H.

References LaheyKEpsilon< BasicTurbulenceModel >::correct(), and LaheyKEpsilon< BasicTurbulenceModel >::read().

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Member Function Documentation

void correctNut ( )
protectedvirtual

Reimplemented from kEpsilon< BasicTurbulenceModel >.

Definition at line 171 of file LaheyKEpsilon.C.

References Foam::mag(), and Foam::sqr().

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tmp< volScalarField > bubbleG ( ) const
protected

Definition at line 186 of file LaheyKEpsilon.C.

References dragModel::CdRe(), twoPhaseSystem::drag(), fluid, Foam::mag(), twoPhaseSystem::otherPhase(), Foam::pow(), and Foam::pow3().

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tmp< volScalarField > phaseTransferCoeff ( ) const
protected

Definition at line 215 of file LaheyKEpsilon.C.

References TimeState::deltaT(), turbulenceModel::epsilon(), turbulenceModel::k(), Foam::max(), Foam::min(), and IOobject::time().

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tmp< fvScalarMatrix > kSource ( ) const
protectedvirtual

Reimplemented from kEpsilon< BasicTurbulenceModel >.

Definition at line 233 of file LaheyKEpsilon.C.

References Foam::fvm::Sp().

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tmp< fvScalarMatrix > epsilonSource ( ) const
protectedvirtual

Reimplemented from kEpsilon< BasicTurbulenceModel >.

Definition at line 251 of file LaheyKEpsilon.C.

References Foam::fvm::Sp().

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TypeName ( "LaheyKEpsilon< BasicTurbulenceModel >"  )

Runtime type information.

bool read ( )
virtual

Read model coefficients if they have changed.

Reimplemented from kEpsilon< BasicTurbulenceModel >.

Definition at line 120 of file LaheyKEpsilon.C.

References IOobject::db(), fluid, IOobject::groupName(), objectRegistry::lookupObject(), twoPhaseSystem::otherPhase(), and turbulenceModel::propertiesName.

Referenced by LaheyKEpsilon< BasicTurbulenceModel >::~LaheyKEpsilon().

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void correct ( )
virtual

Solve the turbulence equations and correct the turbulence viscosity.

Reimplemented from kEpsilon< BasicTurbulenceModel >.

Definition at line 269 of file LaheyKEpsilon.C.

References kEpsilon< BasicTurbulenceModel >::correct().

Referenced by LaheyKEpsilon< BasicTurbulenceModel >::~LaheyKEpsilon().

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Member Data Documentation

dimensionedScalar alphaInversion_
protected

Definition at line 109 of file LaheyKEpsilon.H.

dimensionedScalar Cp_
protected

Definition at line 110 of file LaheyKEpsilon.H.

dimensionedScalar C3_
protected

Definition at line 111 of file LaheyKEpsilon.H.

dimensionedScalar Cmub_
protected

Definition at line 112 of file LaheyKEpsilon.H.


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