LaheyKEpsilon< BasicMomentumTransportModel > Class Template Reference

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 >	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< 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...

Protected Member Functions
virtual void	correctNut ()
tmp< volScalarField >	bubbleG () const
tmp< volScalarField >	phaseTransferCoeff () const
virtual tmp< fvScalarMatrix >	kSource () const
virtual tmp< fvScalarMatrix >	epsilonSource () const

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

• LaheyKEpsilon.H
• LaheyKEpsilon.C

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
	)

Construct from components.

Definition at line 42 of file LaheyKEpsilon.C.

References Foam::type().

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LaheyKEpsilon() [2/2]

LaheyKEpsilon ( const LaheyKEpsilon< BasicMomentumTransportModel > &  )

delete

Disallow default bitwise copy construction.

~LaheyKEpsilon()

virtual ~LaheyKEpsilon ( )

inlinevirtual

Destructor.

Definition at line 141 of file LaheyKEpsilon.H.

Member Function Documentation

correctNut()

void correctNut

protectedvirtual

Reimplemented from kEpsilon< BasicMomentumTransportModel >.

Definition at line 166 of file LaheyKEpsilon.C.

References phaseCompressibleMomentumTransportModel::alpha(), phaseModel::d(), Foam::mag(), dictionary::New(), phaseSystem::otherPhase(), Foam::sqr(), and momentumTransportModel::U().

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bubbleG()

tmp< volScalarField > bubbleG

protected

Definition at line 186 of file LaheyKEpsilon.C.

References phaseModel::d(), drag, phaseSystem::lookupInterfacialModel(), Foam::mag(), phaseSystem::otherPhase(), Foam::pow(), Foam::pow3(), and momentumTransportModel::U().

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phaseTransferCoeff()

tmp< volScalarField > phaseTransferCoeff

protected

Definition at line 219 of file LaheyKEpsilon.C.

References alpha(), momentumTransportModel::epsilon(), momentumTransportModel::k(), Foam::max(), Foam::min(), rho, and U.

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kSource()

tmp< fvScalarMatrix > kSource

protectedvirtual

Reimplemented from kEpsilon< BasicMomentumTransportModel >.

Definition at line 237 of file LaheyKEpsilon.C.

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

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epsilonSource()

tmp< fvScalarMatrix > epsilonSource

protectedvirtual

Reimplemented from kEpsilon< BasicMomentumTransportModel >.

Definition at line 256 of file LaheyKEpsilon.C.

References alpha(), momentumTransportModel::epsilon(), rho, and Foam::fvm::Sp().

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TypeName()

TypeName

(

"LaheyKEpsilon< BasicMomentumTransportModel >"

)

Runtime type information.

read()

bool read

virtual

Read model coefficients if they have changed.

Reimplemented from kEpsilon< BasicMomentumTransportModel >.

Definition at line 116 of file LaheyKEpsilon.C.

correct()

void correct

virtual

Solve the turbulence equations and correct the turbulence viscosity.

Reimplemented from kEpsilon< BasicMomentumTransportModel >.

Definition at line 274 of file LaheyKEpsilon.C.

References kEpsilon< BasicMomentumTransportModel >::correct().

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operator=()

void operator= ( const LaheyKEpsilon< BasicMomentumTransportModel > &  )

delete

Disallow default bitwise assignment.

Member Data Documentation

alphaInversion_

dimensionedScalar alphaInversion_

protected

Definition at line 97 of file LaheyKEpsilon.H.

Cp_

dimensionedScalar Cp_

protected

Definition at line 98 of file LaheyKEpsilon.H.

C4_

dimensionedScalar C4_

protected

Definition at line 99 of file LaheyKEpsilon.H.

Cmub_

dimensionedScalar Cmub_

protected

Definition at line 100 of file LaheyKEpsilon.H.

---

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

• src/MomentumTransportModels/phaseCompressible/RAS/LaheyKEpsilon/LaheyKEpsilon.H
• src/MomentumTransportModels/phaseCompressible/RAS/LaheyKEpsilon/LaheyKEpsilon.C