Low Reynolds-number k-kl-omega turbulence model for incompressible flows. More...

#include <kkLOmega.H>

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Public Member Functions
	TypeName ("kkLOmega")
	Runtime type information.
	kkLOmega (const geometricOneField &alpha, const geometricOneField &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.
virtual	~kkLOmega ()=default
	Destructor.
virtual bool	read ()
	Re-read model coefficients if they have changed.
tmp< volScalarField >	DkEff (const volScalarField &alphaT) const
	Return the effective diffusivity for k.
tmp< volScalarField >	DomegaEff (const volScalarField &alphaT) const
	Return the effective diffusivity for omega.
virtual tmp< volScalarField >	kl () const
	Return the laminar kinetic energy.
virtual tmp< volScalarField >	kt () const
	Return the turbulence kinetic energy.
virtual tmp< volScalarField >	omega () const
	Return the turbulence specific dissipation rate.
virtual tmp< volScalarField >	k () const
	Return the total fluctuation kinetic energy.
virtual tmp< volScalarField >	epsilon () const
	Return the total fluctuation kinetic energy dissipation rate.
virtual void	validate ()
	Validate the turbulence fields after construction.
virtual void	correct ()
	Solve the turbulence equations and correct the turbulence viscosity.
Public Member Functions inherited from eddyViscosity< incompressible::RASModel >
	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.
virtual	~eddyViscosity ()=default
	Destructor.
virtual tmp< volScalarField >	nut () const
	Return the turbulence viscosity.
virtual tmp< volSymmTensorField >	R () const
	Return the Reynolds stress tensor.
Public Member Functions inherited from linearViscousStress< incompressible::RASModel >
	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.
virtual	~linearViscousStress ()=default
	Destructor.
virtual tmp< volSymmTensorField >	devRhoReff () const
	Return the effective stress tensor.
virtual tmp< fvVectorMatrix >	divDevRhoReff (volVectorField &U) const
	Return the source term for the momentum equation.

Protected Member Functions
virtual void	correctNut ()

Protected Attributes
dimensionedScalar	A0_
dimensionedScalar	As_
dimensionedScalar	Av_
dimensionedScalar	Abp_
dimensionedScalar	Anat_
dimensionedScalar	Ats_
dimensionedScalar	CbpCrit_
dimensionedScalar	Cnc_
dimensionedScalar	CnatCrit_
dimensionedScalar	Cint_
dimensionedScalar	CtsCrit_
dimensionedScalar	CrNat_
dimensionedScalar	C11_
dimensionedScalar	C12_
dimensionedScalar	CR_
dimensionedScalar	CalphaTheta_
dimensionedScalar	Css_
dimensionedScalar	CtauL_
dimensionedScalar	Cw1_
dimensionedScalar	Cw2_
dimensionedScalar	Cw3_
dimensionedScalar	CwR_
dimensionedScalar	Clambda_
dimensionedScalar	CmuStd_
dimensionedScalar	Prtheta_
dimensionedScalar	Sigmak_
dimensionedScalar	Sigmaw_
volScalarField	kt_
volScalarField	kl_
volScalarField	omega_
volScalarField	epsilon_
const volScalarField &	y_
	Wall distance.
Protected Attributes inherited from eddyViscosity< incompressible::RASModel >
volScalarField	nut_

Additional Inherited Members
Public Types inherited from eddyViscosity< incompressible::RASModel >
typedef incompressible::RASModel::alphaField	alphaField
typedef incompressible::RASModel::rhoField	rhoField
typedef incompressible::RASModel::transportModel	transportModel
Public Types inherited from linearViscousStress< incompressible::RASModel >
typedef incompressible::RASModel::alphaField	alphaField
typedef incompressible::RASModel::rhoField	rhoField
typedef incompressible::RASModel::transportModel	transportModel

Detailed Description

Low Reynolds-number k-kl-omega turbulence model for incompressible flows.

Reference:

    Standard model:
        Walters, D. K., & Cokljat, D. (2008).
        A three-equation eddy-viscosity model for Reynolds-averaged
        Navier–Stokes simulations of transitional flow.
        Journal of Fluids Engineering, 130(12), 121401.
        DOI:10.1115/1.2979230

    Typo corrections:
        Furst, J. (2013).
        Numerical simulation of transitional flows
        with laminar kinetic energy.
        Engineering MECHANICS, 20(5), 379-388.

The default model coefficients are

    kkLOmegaCoeffs
    {
        A0             4.04
        As             2.12
        Av             6.75
        Abp            0.6
        Anat           200
        Ats            200
        CbpCrit        1.2
        Cnc            0.1
        CnatCrit       1250
        Cint           0.75
        CtsCrit        1000
        CrNat          0.02
        C11            3.4e-6
        C12            1.0e-10
        CR             0.12
        CalphaTheta    0.035
        Css            1.5
        CtauL          4360
        Cw1            0.44
        Cw2            0.92
        Cw3            0.3
        CwR            1.5
        Clambda        2.495
        CmuStd         0.09
        Prtheta        0.85
        Sigmak         1
        Sigmaw         1.17
    }

Source files

Definition at line 106 of file kkLOmega.H.

Constructor & Destructor Documentation

◆ kkLOmega()

kkLOmega	(	const geometricOneField &	alpha,
		const geometricOneField &	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 218 of file kkLOmega.C.

References A0_, Abp_, alpha, Anat_, As_, Ats_, Av_, Foam::bound(), C11_, C12_, CalphaTheta_, CbpCrit_, Cint_, Clambda_, CmuStd_, CnatCrit_, Cnc_, CR_, CrNat_, Css_, CtauL_, CtsCrit_, Cw1_, Cw2_, Cw3_, CwR_, eddyViscosity< incompressible::RASModel >::eddyViscosity(), epsilon_, Foam::GlobalIOList< Tuple2< scalar, vector > >::typeName, kl_, kt_, Foam::incompressible::New(), eddyViscosity< incompressible::RASModel >::nut_, omega_, phi, Prtheta_, rho, Sigmak_, Sigmaw_, timeName, U, y, and y_.

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◆ ~kkLOmega()

virtual ~kkLOmega ( )

virtualdefault

Destructor.

Member Function Documentation

◆ correctNut()

void correctNut ( )

protectedvirtual

Implements eddyViscosity< incompressible::RASModel >.

Definition at line 208 of file kkLOmega.C.

References NotImplemented.

◆ TypeName()

TypeName ( "kkLOmega" )

Runtime type information.

References alpha, Foam::GlobalIOList< Tuple2< scalar, vector > >::typeName, phi, turbulenceModel::propertiesName, rho, and U.

◆ read()

bool read ( )

virtual

Re-read model coefficients if they have changed.

Implements eddyViscosity< incompressible::RASModel >.

Definition at line 550 of file kkLOmega.C.

References A0_, Abp_, Anat_, As_, Ats_, Av_, C11_, C12_, CalphaTheta_, CbpCrit_, Cint_, Clambda_, CmuStd_, CnatCrit_, Cnc_, CR_, CrNat_, Css_, CtauL_, CtsCrit_, Cw1_, Cw2_, Cw3_, CwR_, Prtheta_, eddyViscosity< BasicTurbulenceModel >::read(), Sigmak_, and Sigmaw_.

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◆ DkEff()

tmp< volScalarField > DkEff ( const volScalarField & alphaT ) const

inline

Return the effective diffusivity for k.

Definition at line 251 of file kkLOmega.H.

References nu, and Sigmak_.

Referenced by correct().

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◆ DomegaEff()

tmp< volScalarField > DomegaEff ( const volScalarField & alphaT ) const

inline

Return the effective diffusivity for omega.

Definition at line 262 of file kkLOmega.H.

References nu, and Sigmaw_.

Referenced by correct().

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◆ kl()

virtual tmp< volScalarField > kl ( ) const

inlinevirtual

Return the laminar kinetic energy.

Definition at line 273 of file kkLOmega.H.

References kl_.

◆ kt()

virtual tmp< volScalarField > kt ( ) const

inlinevirtual

Return the turbulence kinetic energy.

Definition at line 281 of file kkLOmega.H.

References kt_.

◆ omega()

virtual tmp< volScalarField > omega ( ) const

inlinevirtual

Return the turbulence specific dissipation rate.

Definition at line 289 of file kkLOmega.H.

References omega_.

◆ k()

virtual tmp< volScalarField > k ( ) const

inlinevirtual

Return the total fluctuation kinetic energy.

Implements eddyViscosity< incompressible::RASModel >.

Definition at line 297 of file kkLOmega.H.

References kl_, kt_, and omega_.

◆ epsilon()

virtual tmp< volScalarField > epsilon ( ) const

inlinevirtual

Return the total fluctuation kinetic energy dissipation rate.

Definition at line 318 of file kkLOmega.H.

References epsilon_.

◆ validate()

void validate ( )

virtual

Validate the turbulence fields after construction.

Update turbulence viscosity and other derived fields as requires

Reimplemented from eddyViscosity< incompressible::RASModel >.

Definition at line 590 of file kkLOmega.C.

◆ correct()

void correct ( )

virtual

Solve the turbulence equations and correct the turbulence viscosity.

Implements eddyViscosity< incompressible::RASModel >.

Definition at line 594 of file kkLOmega.C.

References Abp_, Anat_, Foam::bound(), C11_, C12_, Clambda_, Cnc_, eddyViscosity< BasicTurbulenceModel >::correct(), CR_, CrNat_, Cw1_, Cw2_, Cw3_, CwR_, D, Foam::fvm::ddt(), Foam::devSymm(), Foam::dimLength, Foam::dimless, Foam::fvm::div(), DkEff(), DomegaEff(), epsilon_, Foam::exp(), Foam::fvc::grad(), kl_, kt_, Foam::fvm::laplacian(), Foam::mag(), Foam::magSqr(), Foam::min(), nu, eddyViscosity< incompressible::RASModel >::nut_, omega_, Foam::pow(), Foam::pow3(), tmp< T >::ref(), Foam::skew(), solve(), Foam::fvm::Sp(), Foam::sqr(), Foam::sqrt(), Foam::fvm::SuSp(), and y_.

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Member Data Documentation

◆ A0_

dimensionedScalar A0_

protected

Definition at line 159 of file kkLOmega.H.

Referenced by kkLOmega(), and read().

◆ As_

dimensionedScalar As_

protected

Definition at line 160 of file kkLOmega.H.

Referenced by kkLOmega(), and read().

◆ Av_

dimensionedScalar Av_

protected

Definition at line 161 of file kkLOmega.H.

Referenced by kkLOmega(), and read().

◆ Abp_

dimensionedScalar Abp_

protected

Definition at line 162 of file kkLOmega.H.

Referenced by correct(), kkLOmega(), and read().

◆ Anat_

dimensionedScalar Anat_

protected

Definition at line 163 of file kkLOmega.H.

Referenced by correct(), kkLOmega(), and read().

◆ Ats_

dimensionedScalar Ats_

protected

Definition at line 164 of file kkLOmega.H.

Referenced by kkLOmega(), and read().

◆ CbpCrit_

dimensionedScalar CbpCrit_

protected

Definition at line 165 of file kkLOmega.H.

Referenced by kkLOmega(), and read().

◆ Cnc_

dimensionedScalar Cnc_

protected

Definition at line 166 of file kkLOmega.H.

Referenced by correct(), kkLOmega(), and read().

◆ CnatCrit_

dimensionedScalar CnatCrit_

protected

Definition at line 167 of file kkLOmega.H.

Referenced by kkLOmega(), and read().

◆ Cint_

dimensionedScalar Cint_

protected

Definition at line 168 of file kkLOmega.H.

Referenced by kkLOmega(), and read().

◆ CtsCrit_

dimensionedScalar CtsCrit_

protected

Definition at line 169 of file kkLOmega.H.

Referenced by kkLOmega(), and read().

◆ CrNat_

dimensionedScalar CrNat_

protected

Definition at line 170 of file kkLOmega.H.

Referenced by correct(), kkLOmega(), and read().

◆ C11_

dimensionedScalar C11_

protected

Definition at line 171 of file kkLOmega.H.

Referenced by correct(), kkLOmega(), and read().

◆ C12_

dimensionedScalar C12_

protected

Definition at line 172 of file kkLOmega.H.

Referenced by correct(), kkLOmega(), and read().

◆ CR_

dimensionedScalar CR_

protected

Definition at line 173 of file kkLOmega.H.

Referenced by correct(), kkLOmega(), and read().

◆ CalphaTheta_

dimensionedScalar CalphaTheta_

protected

Definition at line 174 of file kkLOmega.H.

Referenced by kkLOmega(), and read().

◆ Css_

dimensionedScalar Css_

protected

Definition at line 175 of file kkLOmega.H.

Referenced by kkLOmega(), and read().

◆ CtauL_

dimensionedScalar CtauL_

protected

Definition at line 176 of file kkLOmega.H.

Referenced by kkLOmega(), and read().

◆ Cw1_

dimensionedScalar Cw1_

protected

Definition at line 177 of file kkLOmega.H.

Referenced by correct(), kkLOmega(), and read().

◆ Cw2_

dimensionedScalar Cw2_

protected

Definition at line 178 of file kkLOmega.H.

Referenced by correct(), kkLOmega(), and read().

◆ Cw3_

dimensionedScalar Cw3_

protected

Definition at line 179 of file kkLOmega.H.

Referenced by correct(), kkLOmega(), and read().

◆ CwR_

dimensionedScalar CwR_

protected

Definition at line 180 of file kkLOmega.H.

Referenced by correct(), kkLOmega(), and read().

◆ Clambda_

dimensionedScalar Clambda_

protected

Definition at line 181 of file kkLOmega.H.

Referenced by correct(), kkLOmega(), and read().

◆ CmuStd_

dimensionedScalar CmuStd_

protected

Definition at line 182 of file kkLOmega.H.

Referenced by kkLOmega(), and read().

◆ Prtheta_

dimensionedScalar Prtheta_

protected

Definition at line 183 of file kkLOmega.H.

Referenced by kkLOmega(), and read().

◆ Sigmak_

dimensionedScalar Sigmak_

protected

Definition at line 184 of file kkLOmega.H.

Referenced by DkEff(), kkLOmega(), and read().

◆ Sigmaw_

dimensionedScalar Sigmaw_

protected

Definition at line 185 of file kkLOmega.H.

Referenced by DomegaEff(), kkLOmega(), and read().

◆ kt_

volScalarField kt_

protected

Definition at line 190 of file kkLOmega.H.

Referenced by correct(), k(), kkLOmega(), and kt().

◆ kl_

volScalarField kl_

protected

Definition at line 191 of file kkLOmega.H.

Referenced by correct(), k(), kkLOmega(), and kl().

◆ omega_

volScalarField omega_

protected

Definition at line 192 of file kkLOmega.H.

Referenced by correct(), k(), kkLOmega(), and omega().

◆ epsilon_

volScalarField epsilon_

protected

Definition at line 193 of file kkLOmega.H.

Referenced by correct(), epsilon(), and kkLOmega().

◆ y_

const volScalarField& y_

protected

Wall distance.

Note: different to wall distance in parent RASModel which is for near-wall cells only

Definition at line 201 of file kkLOmega.H.

Referenced by correct(), and kkLOmega().

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

src/TurbulenceModels/incompressible/turbulentTransportModels/RAS/kkLOmega/kkLOmega.H
src/TurbulenceModels/incompressible/turbulentTransportModels/RAS/kkLOmega/kkLOmega.C

Public Member Functions

Protected Member Functions

Protected Attributes

Additional Inherited Members

Detailed Description

Constructor & Destructor Documentation

◆ kkLOmega()

◆ ~kkLOmega()

Member Function Documentation

◆ correctNut()

◆ TypeName()

◆ read()

◆ DkEff()

◆ DomegaEff()

◆ kl()

◆ kt()

◆ omega()

◆ k()

◆ epsilon()

◆ validate()

◆ correct()

Member Data Documentation

◆ A0_

◆ As_

◆ Av_

◆ Abp_

◆ Anat_

◆ Ats_

◆ CbpCrit_

◆ Cnc_

◆ CnatCrit_

◆ Cint_

◆ CtsCrit_

◆ CrNat_

◆ C11_

◆ C12_

◆ CR_

◆ CalphaTheta_

◆ Css_

◆ CtauL_

◆ Cw1_

◆ Cw2_

◆ Cw3_

◆ CwR_

◆ Clambda_

◆ CmuStd_

◆ Prtheta_

◆ Sigmak_

◆ Sigmaw_

◆ kt_

◆ kl_

◆ omega_

◆ epsilon_

◆ y_