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

One-equation SGS model for the continuous phase in a two-phase system including bubble-generated turbulence. More...

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Public Types

typedef BasicTurbulenceModel::alphaField alphaField
 
typedef BasicTurbulenceModel::rhoField rhoField
 
typedef BasicTurbulenceModel::transportModel transportModel
 
- Public Types inherited from kEqn< BasicTurbulenceModel >
typedef BasicTurbulenceModel::alphaField alphaField
 
typedef BasicTurbulenceModel::rhoField rhoField
 
typedef BasicTurbulenceModel::transportModel transportModel
 
- Public Types inherited from LESeddyViscosity< BasicTurbulenceModel >
typedef BasicTurbulenceModel::alphaField alphaField
 
typedef BasicTurbulenceModel::rhoField rhoField
 
typedef BasicTurbulenceModel::transportModel transportModel
 
- Public Types inherited from eddyViscosity< LESModel< BasicTurbulenceModel > >
typedef LESModel< BasicTurbulenceModel >::alphaField alphaField
 
typedef LESModel< BasicTurbulenceModel >::rhoField rhoField
 
typedef LESModel< BasicTurbulenceModel >::transportModel transportModel
 
- Public Types inherited from linearViscousStress< LESModel< BasicTurbulenceModel > >
typedef LESModel< BasicTurbulenceModel >::alphaField alphaField
 
typedef LESModel< BasicTurbulenceModel >::rhoField rhoField
 
typedef LESModel< BasicTurbulenceModel >::transportModel transportModel
 
- Public Types inherited from LESModel< BasicTurbulenceModel >
typedef BasicTurbulenceModel::alphaField alphaField
 
typedef BasicTurbulenceModel::rhoField rhoField
 
typedef BasicTurbulenceModel::transportModel transportModel
 

Public Member Functions

 TypeName ("NicenoKEqn")
 Runtime type information. More...
 
 NicenoKEqn (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 ~NicenoKEqn ()
 Destructor. More...
 
virtual bool read ()
 Read model coefficients if they have changed. More...
 
- Public Member Functions inherited from kEqn< BasicTurbulenceModel >
 TypeName ("kEqn")
 Runtime type information. More...
 
 kEqn (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)
 Constructor from components. More...
 
virtual ~kEqn ()
 Destructor. More...
 
virtual tmp< volScalarFieldk () const
 Return SGS kinetic energy. More...
 
virtual tmp< volScalarFieldepsilon () const
 Return sub-grid disipation rate. More...
 
tmp< volScalarFieldDkEff () const
 Return the effective diffusivity for k. More...
 
virtual void correct ()
 Correct eddy-Viscosity and related properties. More...
 
- Public Member Functions inherited from LESeddyViscosity< BasicTurbulenceModel >
 LESeddyViscosity (const word &type, const alphaField &alpha, const rhoField &rho, const volVectorField &U, const surfaceScalarField &alphaRhoPhi, const surfaceScalarField &phi, const transportModel &transport, const word &propertiesName=turbulenceModel::propertiesName)
 Construct from components. More...
 
virtual ~LESeddyViscosity ()
 Destructor. More...
 
- Public Member Functions inherited from eddyViscosity< LESModel< 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< LESModel< 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 LESModel< BasicTurbulenceModel >
 TypeName ("LES")
 Runtime type information. More...
 
 declareRunTimeSelectionTable (autoPtr, LESModel, 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))
 
 LESModel (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 ~LESModel ()
 Destructor. More...
 
virtual const dictionarycoeffDict () const
 Const access to the coefficients dictionary. More...
 
const dimensionedScalarkMin () const
 Return the lower allowable limit for k (default: SMALL) More...
 
dimensionedScalarkMin ()
 Allow kMin to be changed. More...
 
const volScalarFielddelta () const
 Access function to filter width. 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
 
- Protected Member Functions inherited from LESModel< BasicTurbulenceModel >
virtual void printCoeffs (const word &type)
 Print model coefficients. More...
 

Protected Attributes

dimensionedScalar alphaInversion_
 
dimensionedScalar Cp_
 
dimensionedScalar Cmub_
 
- Protected Attributes inherited from kEqn< BasicTurbulenceModel >
volScalarField k_
 
dimensionedScalar Ck_
 
- Protected Attributes inherited from LESeddyViscosity< BasicTurbulenceModel >
dimensionedScalar Ce_
 
- Protected Attributes inherited from eddyViscosity< LESModel< BasicTurbulenceModel > >
volScalarField nut_
 
- Protected Attributes inherited from LESModel< BasicTurbulenceModel >
dictionary LESDict_
 LES 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...
 
autoPtr< Foam::LESdeltadelta_
 Run-time selectable delta model. More...
 

Additional Inherited Members

- Static Public Member Functions inherited from LESModel< BasicTurbulenceModel >
static autoPtr< LESModelNew (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 LES model. More...
 

Detailed Description

template<class BasicTurbulenceModel>
class Foam::LESModels::NicenoKEqn< BasicTurbulenceModel >

One-equation SGS model for the continuous phase in a two-phase system including bubble-generated turbulence.

Reference:

    Niceno, B., Dhotre, M. T., & Deen, N. G. (2008).
    One-equation sub-grid scale (SGS) modelling for
    Euler–Euler large eddy simulation (EELES) of dispersed bubbly flow.
    Chemical Engineering Science, 63(15), 3923-3931.

The default model coefficients are:

    NicenoKEqnCoeffs
    {
        Ck              0.094;
        Ce              1.048;
        alphaInversion  0.3;
        Cp              Ck;
        Cmub            0.6;
    }
Source files

Definition at line 75 of file NicenoKEqn.H.

Member Typedef Documentation

typedef BasicTurbulenceModel::alphaField alphaField

Definition at line 122 of file NicenoKEqn.H.

typedef BasicTurbulenceModel::rhoField rhoField

Definition at line 123 of file NicenoKEqn.H.

typedef BasicTurbulenceModel::transportModel transportModel

Definition at line 124 of file NicenoKEqn.H.

Constructor & Destructor Documentation

NicenoKEqn ( 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 NicenoKEqn.C.

virtual ~NicenoKEqn ( )
inlinevirtual

Destructor.

Definition at line 148 of file NicenoKEqn.H.

References NicenoKEqn< BasicTurbulenceModel >::read().

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Member Function Documentation

void correctNut ( )
protectedvirtual

Reimplemented from kEqn< BasicTurbulenceModel >.

Definition at line 160 of file NicenoKEqn.C.

References delta, Foam::mag(), and Foam::sqrt().

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tmp< volScalarField > bubbleG ( ) const
protected

Definition at line 175 of file NicenoKEqn.C.

References twoPhaseSystem::drag(), fluid, dragModel::K(), Foam::mag(), twoPhaseSystem::otherPhase(), and Foam::sqr().

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tmp< volScalarField > phaseTransferCoeff ( ) const
protected

Definition at line 198 of file NicenoKEqn.C.

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

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tmp< fvScalarMatrix > kSource ( ) const
protectedvirtual

Reimplemented from kEqn< BasicTurbulenceModel >.

Definition at line 220 of file NicenoKEqn.C.

References Foam::fvm::Sp().

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TypeName ( "NicenoKEqn< BasicTurbulenceModel >"  )

Runtime type information.

bool read ( )
virtual

Read model coefficients if they have changed.

Reimplemented from kEqn< BasicTurbulenceModel >.

Definition at line 110 of file NicenoKEqn.C.

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

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

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Member Data Documentation

dimensionedScalar alphaInversion_
protected

Definition at line 107 of file NicenoKEqn.H.

dimensionedScalar Cp_
protected

Definition at line 108 of file NicenoKEqn.H.

dimensionedScalar Cmub_
protected

Definition at line 109 of file NicenoKEqn.H.


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