Manceau (2015)'s elliptic-blending Reynolds-stress turbulence model for incompressible and compressible flows. More...

Inheritance diagram for EBRSM< BasicTurbulenceModel >:

Collaboration diagram for EBRSM< BasicTurbulenceModel >:

Public Types
typedef BasicTurbulenceModel::alphaField	alphaField

typedef BasicTurbulenceModel::rhoField	rhoField

typedef BasicTurbulenceModel::transportModel	transportModel

Public Types inherited from ReynoldsStress< RASModel< BasicTurbulenceModel > >
typedef RASModel< BasicTurbulenceModel > ::alphaField	alphaField

typedef RASModel< BasicTurbulenceModel > ::rhoField	rhoField

typedef RASModel< BasicTurbulenceModel > ::transportModel	transportModel

Public Types inherited from RASModel< BasicTurbulenceModel >
typedef BasicTurbulenceModel::alphaField	alphaField

typedef BasicTurbulenceModel::rhoField	rhoField

typedef BasicTurbulenceModel::transportModel	transportModel

Public Member Functions
	TypeName ("EBRSM")
	Runtime type information. More...

	EBRSM (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	~EBRSM ()=default
	Destructor. More...

virtual tmp< volScalarField >	epsilon () const
	Return the turbulence kinetic energy dissipation rate. More...

virtual bool	read ()
	Re-read model coefficients if they have changed. More...

virtual void	correct ()
	Solve the transport equations and correct the turbulent viscosity. More...

Public Member Functions inherited from ReynoldsStress< RASModel< BasicTurbulenceModel > >
Foam::tmp< Foam::fvVectorMatrix >	DivDevRhoReff (const RhoFieldType &rho, volVectorField &U) const

	ReynoldsStress (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	~ReynoldsStress ()=default
	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< volScalarField >	k () const
	Return the turbulence kinetic energy. More...

virtual tmp< volSymmTensorField >	R () const
	Return the Reynolds stress tensor. More...

virtual tmp< volSymmTensorField >	devRhoReff () const
	Return the effective stress tensor. More...

virtual tmp< volSymmTensorField >	devRhoReff (const volVectorField &U) const
	Return the effective stress tensor based on a given velocity field. More...

virtual tmp< fvVectorMatrix >	divDevRhoReff (volVectorField &U) const
	Return the source term for the momentum equation. More...

virtual tmp< fvVectorMatrix >	divDevRhoReff (const volScalarField &rho, volVectorField &U) const
	Return the source term for the momentum equation. More...

virtual void	validate ()
	Validate the turbulence fields after construction. More...

Public Member Functions inherited from RASModel< BasicTurbulenceModel >
	TypeName ("RAS")
	Runtime type information. More...

	declareRunTimeSelectionTable (autoPtr, RASModel, 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))

	RASModel (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	~RASModel ()=default
	Destructor. More...

const dimensionedScalar &	kMin () const noexcept
	Return the lower allowable limit for k (default: SMALL) More...

const dimensionedScalar &	epsilonMin () const noexcept
	Return the lower allowable limit for epsilon (default: SMALL) More...

const dimensionedScalar &	omegaMin () const noexcept
	Return the lower allowable limit for omega (default: SMALL) More...

dimensionedScalar &	kMin () noexcept
	Allow kMin to be changed. More...

dimensionedScalar &	epsilonMin () noexcept
	Allow epsilonMin to be changed. More...

dimensionedScalar &	omegaMin () noexcept
	Allow omegaMin to be changed. More...

virtual const dictionary &	coeffDict () const
	Const access to the coefficients dictionary. 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...

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

Public Member Functions inherited from RASModelBase
	ClassName ("RASModelBase")
	Runtime type information. More...

	RASModelBase () noexcept=default
	Constructor. More...

virtual	~RASModelBase ()=default
	Destructor. More...

Additional Inherited Members
Static Public Member Functions inherited from RASModel< BasicTurbulenceModel >
static autoPtr< RASModel >	New (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 RAS model. More...

Protected Member Functions inherited from ReynoldsStress< RASModel< BasicTurbulenceModel > >
void	boundNormalStress (volSymmTensorField &R) const

void	correctWallShearStress (volSymmTensorField &R) const

void	checkRealizabilityConditions (const volSymmTensorField &R) const

tmp< fvVectorMatrix >	DivDevRhoReff (const RhoFieldType &rho, volVectorField &U) const
	Return the source term for the momentum equation. More...

Protected Member Functions inherited from RASModel< BasicTurbulenceModel >
virtual void	printCoeffs (const word &type)
	Print model coefficients. More...

	RASModel (const RASModel &)=delete
	No copy construct. More...

void	operator= (const RASModel &)=delete
	No copy assignment. More...

Protected Attributes inherited from ReynoldsStress< RASModel< BasicTurbulenceModel > >
dimensionedScalar	couplingFactor_

volSymmTensorField	R_

volScalarField	nut_

Protected Attributes inherited from RASModel< BasicTurbulenceModel >
dictionary	RASDict_
	RAS 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...

Detailed Description

template<class BasicTurbulenceModel>
class Foam::RASModels::EBRSM< BasicTurbulenceModel >

Manceau (2015)'s elliptic-blending Reynolds-stress turbulence model for incompressible and compressible flows.

References:

    Standard model (tag:M):
        Manceau, R. (2015).
        Recent progress in the development of the elliptic
        blending Reynolds-stress model.
        International Journal of Heat and Fluid Flow, 51, 195-220.
        DOI:10.1016/j.ijheatfluidflow.2014.09.002

    Simple gradient diffusion hypothesis (tag:LM):
        Lardeau, S., & Manceau, R. (2014).
        Computations of complex flow configurations using
        a modified elliptic-blending Reynolds-stress model.
        10th International ERCOFTAC Symposium on Engineering
        Turbulence Modelling and Measurements. Marbella, Spain.
        https://hal.archives-ouvertes.fr/hal-01051799

The default model coefficients are (M:p. 219):

    EBRSMCoeffs
    {
        g1          3.4;
        g1star      1.8;
        g3          0.8;
        g3star      1.3;
        g4          1.25;
        g5          0.2;
        Cmu         0.21;
        Ceps1       1.44;
        Ceps2       1.83;
        sigmaK      1.0;
        sigmaEps    1.15;
        A1          0.065;
        Ct          6.0;
        Cl          0.133;
        Ceta        80.0;
        Cstability  10.0;

        simpleGradientDiffusion  false;
    }

Note

g5 coefficient has been changed from its original value of 0.4 to 0.2 after obtaining better results in smooth-wall plane channel flow cases.

Source files

Definition at line 101 of file EBRSM.H.

Member Typedef Documentation

◆ alphaField

typedef BasicTurbulenceModel::alphaField alphaField

Definition at line 208 of file EBRSM.H.

◆ rhoField

typedef BasicTurbulenceModel::rhoField rhoField

Definition at line 209 of file EBRSM.H.

◆ transportModel

typedef BasicTurbulenceModel::transportModel transportModel

Definition at line 210 of file EBRSM.H.

Constructor & Destructor Documentation

◆ EBRSM()

EBRSM	(	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`
	)