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

Inheritance diagram for LaheyKEpsilon< BasicMomentumTransportModel >:

Collaboration diagram for LaheyKEpsilon< BasicMomentumTransportModel >:

Public Types
typedef BasicMomentumTransportModel::alphaField	alphaField

typedef BasicMomentumTransportModel::rhoField	rhoField

Public Types inherited from kEpsilon< BasicMomentumTransportModel >
typedef BasicMomentumTransportModel::alphaField	alphaField

typedef BasicMomentumTransportModel::rhoField	rhoField

Public Types inherited from eddyViscosity< RASModel< BasicMomentumTransportModel > >
typedef BasicMomentumTransportModel::alphaField	alphaField

typedef BasicMomentumTransportModel::rhoField	rhoField

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

typedef BasicMomentumTransportModel::rhoField	rhoField

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 viscosity &viscosity, const word &type=typeName)
	Construct from components. More...

	LaheyKEpsilon (const LaheyKEpsilon &)=delete
	Disallow default bitwise copy construction. 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...

void	operator= (const LaheyKEpsilon &)=delete
	Disallow default bitwise assignment. More...

Public Member Functions inherited from kEpsilon< BasicMomentumTransportModel >
	TypeName ("kEpsilon")
	Runtime type information. More...

	kEpsilon (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...

	kEpsilon (const kEpsilon &)=delete
	Disallow default bitwise copy construction. More...

virtual	~kEpsilon ()
	Destructor. 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 tmp< volScalarField >	omega () const
	Return the turbulence specific dissipation rate. More...

void	operator= (const kEpsilon &)=delete
	Disallow default bitwise assignment. More...

Public Member Functions inherited from eddyViscosity< RASModel< 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 >	R () 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< 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< surfaceVectorField >	devTau () const
	Return the effective surface stress. 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...

template<class RhoFieldType >
Foam::tmp< Foam::fvVectorMatrix >	DivDevTau (const RhoFieldType &rho, volVectorField &U) const

Protected Member Functions
virtual void	correctNut ()
	Correct the eddy-viscosity nut. More...

tmp< volScalarField >	bubbleG () const

tmp< volScalarField >	phaseTransferCoeff () const

virtual tmp< fvScalarMatrix >	kSource () const
	Source term for the k equation. More...

virtual tmp< fvScalarMatrix >	epsilonSource () const
	Source term for the epsilon equation. More...

Protected Member Functions inherited from kEpsilon< BasicMomentumTransportModel >
tmp< volScalarField >	boundEpsilon ()
	Bound epsilon and return Cmu*sqr(k) for nut. More...

Protected Member Functions inherited from linearViscousStress< BasicMomentumTransportModel >
template<class RhoFieldType >
tmp< fvVectorMatrix >	DivDevTau (const RhoFieldType &rho, volVectorField &U) const
	Return the source term for the momentum equation. More...

Protected Attributes
dimensionedScalar	alphaInversion_

dimensionedScalar	Cp_

dimensionedScalar	C4_

dimensionedScalar	Cmub_

Protected Attributes inherited from kEpsilon< BasicMomentumTransportModel >
dimensionedScalar	Cmu_

dimensionedScalar	C1_

dimensionedScalar	C2_

dimensionedScalar	C3_

dimensionedScalar	sigmak_

dimensionedScalar	sigmaEps_

volScalarField	k_

volScalarField	epsilon_

Protected Attributes inherited from eddyViscosity< RASModel< BasicMomentumTransportModel > >
volScalarField	nut_

Detailed Description

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

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;
        C4              1.92;
        sigmak          1.0;
        sigmaEps        1.3;
        Cp              0.25;
        Cmub            0.6;
        alphaInversion  0.3;
    }

Source files

Definition at line 75 of file LaheyKEpsilon.H.

Member Typedef Documentation

◆ alphaField

typedef BasicMomentumTransportModel::alphaField alphaField

Definition at line 114 of file LaheyKEpsilon.H.

◆ rhoField

typedef BasicMomentumTransportModel::rhoField rhoField

Definition at line 115 of file LaheyKEpsilon.H.

Constructor & Destructor Documentation

◆ LaheyKEpsilon() [1/2]

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