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LRR Class Reference

Launder, Reece and Rodi Reynolds-stress turbulence model for incompressible flows. More...

#include <incompressibleRASModels/LRR.H>


Detailed Description

Launder, Reece and Rodi Reynolds-stress turbulence model for incompressible flows.

The default model coefficients correspond to the following:

LRRCoeffs
{
Cmu 0.09;
Clrr1   1.8;
Clrr2   0.6;
C1  1.44;
C2  1.92;
Cs  0.25;
Ceps0.15;
sigmaEps1.3;
couplingFactor  0.0;// only for incompressible
}
Source files

Definition at line 70 of file LRR.H.

Inheritance diagram for LRR:
Collaboration diagram for LRR:

List of all members.

Public Member Functions

 TypeName ("LRR")
 Runtime type information.
 LRR (const volVectorField &U, const surfaceScalarField &phi, transportModel &transport)
 Construct from components.
virtual  ~LRR ()
 Destructor.
virtual tmp< volScalarField >  nut () const
 Return the turbulence viscosity.
tmp< volScalarField >  DREff () const
 Return the effective diffusivity for R.
tmp< volScalarField >  DepsilonEff () const
 Return the effective diffusivity for epsilon.
virtual tmp< volScalarField >  k () const
 Return the turbulence kinetic energy.
virtual tmp< volScalarField >  epsilon () const
 Return the turbulence kinetic energy dissipation rate.
virtual tmp< volSymmTensorField >  R () const
 Return the Reynolds stress tensor.
virtual tmp< volSymmTensorField >  devReff () const
 Return the effective stress tensor including the laminar stress.
virtual tmp< fvVectorMatrix >  divDevReff (volVectorField &U) const
 Return the source term for the momentum equation.
virtual void  correct ()
 Solve the turbulence equations and correct the turbulence viscosity.
virtual bool  read ()
 Read RASProperties dictionary.

Constructor & Destructor Documentation

LRR ( const volVectorField &   U,
const surfaceScalarField &   phi,
transportModel &   transport  
)

Construct from components.

Definition at line 49 of file LRR.C.

References Foam::exit(), Foam::FatalError, FatalErrorIn, Foam::nl, and Foam::sqr().

virtual ~LRR (  ) [inline, virtual]

Destructor.

Definition at line 117 of file LRR.H.


Member Function Documentation

TypeName ( "LRR"    )

Runtime type information.

virtual tmp<volScalarField> nut (  ) const [inline, virtual]

Return the turbulence viscosity.

Implements incompressible::RASModel.

Definition at line 124 of file LRR.H.

tmp<volScalarField> DREff (  ) const [inline]

Return the effective diffusivity for R.

Definition at line 130 of file LRR.H.

References incompressible::turbulenceModel::nu().

Referenced by LRR::correct().

tmp<volScalarField> DepsilonEff (  ) const [inline]

Return the effective diffusivity for epsilon.

Definition at line 139 of file LRR.H.

References incompressible::turbulenceModel::nu().

Referenced by LRR::correct().

virtual tmp<volScalarField> k (  ) const [inline, virtual]

Return the turbulence kinetic energy.

Implements incompressible::RASModel.

Definition at line 148 of file LRR.H.

virtual tmp<volScalarField> epsilon (  ) const [inline, virtual]

Return the turbulence kinetic energy dissipation rate.

Implements incompressible::RASModel.

Definition at line 154 of file LRR.H.

virtual tmp<volSymmTensorField> R (  ) const [inline, virtual]

Return the Reynolds stress tensor.

Implements incompressible::RASModel.

Definition at line 160 of file LRR.H.

tmp< fvVectorMatrix > divDevReff ( volVectorField &   U  ) const [virtual]

Return the source term for the momentum equation.

Implements incompressible::RASModel.

Definition at line 229 of file LRR.C.

References Foam::fvc::div(), Foam::fvc::grad(), Foam::resError::laplacian(), incompressible::RASModel::nuEff(), and dimensioned< Type >::value().

bool read (  ) [virtual]

The documentation for this class was generated from the following files:
  • src/turbulenceModels/incompressible/RAS/LRR/LRR.H
  • src/turbulenceModels/incompressible/RAS/LRR/LRR.C