NicenoKEqn< BasicMomentumTransportModel > Class Template Reference

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

Inheritance diagram for NicenoKEqn< BasicMomentumTransportModel >:

Collaboration diagram for NicenoKEqn< BasicMomentumTransportModel >:

Public Types
typedef BasicMomentumTransportModel::alphaField	alphaField
typedef BasicMomentumTransportModel::rhoField	rhoField
Public Types inherited from kEqn< BasicMomentumTransportModel >
typedef BasicMomentumTransportModel::alphaField	alphaField
typedef BasicMomentumTransportModel::rhoField	rhoField
Public Types inherited from LESeddyViscosity< BasicMomentumTransportModel >
typedef BasicMomentumTransportModel::alphaField	alphaField
typedef BasicMomentumTransportModel::rhoField	rhoField
Public Types inherited from eddyViscosity< LESModel< BasicMomentumTransportModel > >
typedef LESModel< BasicMomentumTransportModel > ::alphaField	alphaField
typedef LESModel< BasicMomentumTransportModel > ::rhoField	rhoField
Public Types inherited from linearViscousStress< LESModel< BasicMomentumTransportModel > >
typedef LESModel< BasicMomentumTransportModel > ::alphaField	alphaField
typedef LESModel< BasicMomentumTransportModel > ::rhoField	rhoField
Public Types inherited from LESModel< BasicMomentumTransportModel >
typedef BasicMomentumTransportModel::alphaField	alphaField
typedef BasicMomentumTransportModel::rhoField	rhoField

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 viscosity &viscosity, const word &type=typeName)
	Construct from components. More...
	NicenoKEqn (const NicenoKEqn &)=delete
	Disallow default bitwise copy construction. More...
virtual	~NicenoKEqn ()
	Destructor. More...
virtual bool	read ()
	Read model coefficients if they have changed. More...
void	operator= (const NicenoKEqn &)=delete
	Disallow default bitwise assignment. More...
Public Member Functions inherited from kEqn< BasicMomentumTransportModel >
	TypeName ("kEqn")
	Runtime type information. More...
	kEqn (const alphaField &alpha, const rhoField &rho, const volVectorField &U, const surfaceScalarField &alphaRhoPhi, const surfaceScalarField &phi, const viscosity &viscosity, const word &type=typeName)
	Constructor from components. More...
	kEqn (const kEqn &)=delete
	Disallow default bitwise copy construction. More...
virtual	~kEqn ()
	Destructor. More...
virtual tmp< volScalarField >	k () const
	Return SGS kinetic energy. More...
virtual tmp< volScalarField >	epsilon () const
	Return sub-grid disipation rate. More...
tmp< volScalarField >	DkEff () const
	Return the effective diffusivity for k. More...
virtual void	correct ()
	Correct eddy-Viscosity and related properties. More...
void	operator= (const kEqn &)=delete
	Disallow default bitwise assignment. More...
Public Member Functions inherited from LESeddyViscosity< BasicMomentumTransportModel >
	LESeddyViscosity (const word &type, const alphaField &alpha, const rhoField &rho, const volVectorField &U, const surfaceScalarField &alphaRhoPhi, const surfaceScalarField &phi, const viscosity &viscosity)
	Construct from components. More...
	LESeddyViscosity (const LESeddyViscosity &)=delete
	Disallow default bitwise copy construction. More...
virtual	~LESeddyViscosity ()
	Destructor. More...
virtual tmp< volScalarField >	omega () const
	Return the turbulence specific dissipation rate. More...
void	operator= (const LESeddyViscosity &)=delete
	Disallow default bitwise assignment. More...
Public Member Functions inherited from eddyViscosity< LESModel< BasicMomentumTransportModel > >
	eddyViscosity (const word &modelName, const alphaField &alpha, const rhoField &rho, const volVectorField &U, const surfaceScalarField &alphaRhoPhi, const surfaceScalarField &phi, const viscosity &viscosity)
	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 >	sigma () const
	Return the Reynolds stress tensor [m^2/s^2]. More...
virtual void	validate ()
	Validate the turbulence fields after construction. More...
Public Member Functions inherited from linearViscousStress< LESModel< BasicMomentumTransportModel > >
	linearViscousStress (const word &modelName, const alphaField &alpha, const rhoField &rho, const volVectorField &U, const surfaceScalarField &alphaRhoPhi, const surfaceScalarField &phi, const viscosity &viscosity)
	Construct from components. More...
virtual	~linearViscousStress ()
	Destructor. More...
virtual tmp< volSymmTensorField >	devTau () const
	Return the effective stress tensor. More...
virtual tmp< fvVectorMatrix >	divDevTau (volVectorField &U) const
	Return the source term for the momentum equation. More...
virtual tmp< fvVectorMatrix >	divDevTau (const volScalarField &rho, volVectorField &U) const
	Return the source term for the momentum equation. More...
Public Member Functions inherited from LESModel< BasicMomentumTransportModel >
	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 viscosity &viscosity),(alpha, rho, U, alphaRhoPhi, phi, viscosity))
	LESModel (const word &type, const alphaField &alpha, const rhoField &rho, const volVectorField &U, const surfaceScalarField &alphaRhoPhi, const surfaceScalarField &phi, const viscosity &viscosity)
	Construct from components. More...
	LESModel (const LESModel &)=delete
	Disallow default bitwise copy construction. More...
virtual	~LESModel ()
	Destructor. More...
virtual const dictionary &	coeffDict () const
	Const access to the coefficients dictionary. More...
const dimensionedScalar &	kMin () const
	Return the lower allowable limit for k (default: small) More...
dimensionedScalar &	kMin ()
	Allow kMin to be changed. More...
const volScalarField &	delta () const
	Access function to filter width. More...
virtual tmp< volScalarField >	nu () const
	Return the laminar viscosity. More...
virtual tmp< scalarField >	nu (const label patchi) const
	Return the laminar viscosity on patchi. More...
virtual tmp< volScalarField >	nuEff () const
	Return the effective viscosity. More...
virtual tmp< scalarField >	nuEff (const label patchi) const
	Return the effective viscosity on patch. More...
void	operator= (const LESModel &)=delete
	Disallow default bitwise assignment. More...

Protected Member Functions
virtual void	correctNut ()
tmp< volScalarField >	bubbleG () const
tmp< volScalarField >	phaseTransferCoeff () const
virtual tmp< fvScalarMatrix >	kSource () const
Protected Member Functions inherited from LESModel< BasicMomentumTransportModel >
virtual void	printCoeffs (const word &type)
	Print model coefficients. More...

Protected Attributes
dimensionedScalar	alphaInversion_
dimensionedScalar	Cp_
dimensionedScalar	Cmub_
Protected Attributes inherited from kEqn< BasicMomentumTransportModel >
volScalarField	k_
dimensionedScalar	Ck_
Protected Attributes inherited from LESeddyViscosity< BasicMomentumTransportModel >
dimensionedScalar	Ck_
dimensionedScalar	Ce_
Protected Attributes inherited from eddyViscosity< LESModel< BasicMomentumTransportModel > >
volScalarField	nut_
Protected Attributes inherited from LESModel< BasicMomentumTransportModel >
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...
dimensionedScalar	epsilonMin_
	Lower limit of epsilon. More...
dimensionedScalar	omegaMin_
	Lower limit for omega. More...
autoPtr< laminarModels::generalisedNewtonianViscosityModel >	viscosityModel_
	Run-time selectable generalised Newtonian viscosity model. More...
autoPtr< Foam::LESdelta >	delta_
	Run-time selectable delta model. More...

Additional Inherited Members
Static Public Member Functions inherited from LESModel< BasicMomentumTransportModel >
static autoPtr< LESModel >	New (const alphaField &alpha, const rhoField &rho, const volVectorField &U, const surfaceScalarField &alphaRhoPhi, const surfaceScalarField &phi, const viscosity &viscosity)
	Return a reference to the selected LES model. More...

Detailed Description

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

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

• NicenoKEqn.H
• NicenoKEqn.C

Definition at line 72 of file NicenoKEqn.H.

Member Typedef Documentation

alphaField

typedef BasicMomentumTransportModel::alphaField alphaField

Definition at line 109 of file NicenoKEqn.H.

rhoField

typedef BasicMomentumTransportModel::rhoField rhoField

Definition at line 110 of file NicenoKEqn.H.

Constructor & Destructor Documentation

NicenoKEqn() [1/2]

NicenoKEqn	(	const alphaField &	alpha,
		const rhoField &	rho,
		const volVectorField &	U,
		const surfaceScalarField &	alphaRhoPhi,
		const surfaceScalarField &	phi,
		const viscosity &	viscosity,
		const word &	type = typeName
	)

Construct from components.

Definition at line 43 of file NicenoKEqn.C.

NicenoKEqn() [2/2]

NicenoKEqn ( const NicenoKEqn< BasicMomentumTransportModel > &  )

delete

Disallow default bitwise copy construction.

~NicenoKEqn()

virtual ~NicenoKEqn ( )

inlinevirtual

Destructor.

Definition at line 136 of file NicenoKEqn.H.

References NicenoKEqn< BasicMomentumTransportModel >::operator=(), and NicenoKEqn< BasicMomentumTransportModel >::read().

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Member Function Documentation

correctNut()

void correctNut ( )

protectedvirtual

Reimplemented from kEqn< BasicMomentumTransportModel >.

Definition at line 155 of file NicenoKEqn.C.

References phaseCompressibleMomentumTransportModel::alpha(), phaseModel::d(), delta, fluid, phaseModel::fluid(), Foam::mag(), dictionary::New(), Foam::sqrt(), and momentumTransportModel::U().

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bubbleG()

tmp< volScalarField > bubbleG ( ) const

protected

Definition at line 175 of file NicenoKEqn.C.

References drag, fluid, phaseModel::fluid(), dispersedDragModel::K(), Foam::mag(), phaseModel::rho(), Foam::sqr(), and momentumTransportModel::U().

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phaseTransferCoeff()

tmp< volScalarField > phaseTransferCoeff ( ) const

protected

Definition at line 201 of file NicenoKEqn.C.

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

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kSource()

tmp< fvScalarMatrix > kSource ( ) const

protectedvirtual

Reimplemented from kEqn< BasicMomentumTransportModel >.

Definition at line 223 of file NicenoKEqn.C.

References momentumTransportModel::k(), and Foam::fvm::Sp().

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TypeName()

TypeName

(

"NicenoKEqn< BasicMomentumTransportModel >"

)

Runtime type information.

read()

bool read ( )

virtual

Read model coefficients if they have changed.

Reimplemented from kEqn< BasicMomentumTransportModel >.

Definition at line 106 of file NicenoKEqn.C.

References IOobject::db(), fluid, phaseModel::fluid(), IOobject::groupName(), objectRegistry::lookupObject(), and phaseModel::name().

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

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operator=()

void operator= ( const NicenoKEqn< BasicMomentumTransportModel > &  )

delete

Disallow default bitwise assignment.

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

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Member Data Documentation

alphaInversion_

dimensionedScalar alphaInversion_

protected

Definition at line 94 of file NicenoKEqn.H.

Cp_

dimensionedScalar Cp_

protected

Definition at line 95 of file NicenoKEqn.H.

Cmub_

dimensionedScalar Cmub_

protected

Definition at line 96 of file NicenoKEqn.H.

---

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

• src/MomentumTransportModels/phaseCompressible/LES/Niceno/NicenoKEqn.H
• src/MomentumTransportModels/phaseCompressible/LES/Niceno/NicenoKEqn.C