eddyViscosity.H

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/*---------------------------------------------------------------------------*\
  =========                 |
  \\      /  F ield         | OpenFOAM: The Open Source CFD Toolbox
   \\    /   O peration     |
    \\  /    A nd           | Copyright (C) 2013-2015 OpenFOAM Foundation
     \\/     M anipulation  |
-------------------------------------------------------------------------------
License
    This file is part of OpenFOAM.
 
    OpenFOAM is free software: you can redistribute it and/or modify it
    under the terms of the GNU General Public License as published by
    the Free Software Foundation, either version 3 of the License, or
    (at your option) any later version.
 
    OpenFOAM is distributed in the hope that it will be useful, but WITHOUT
    ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
    FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License
    for more details.
 
    You should have received a copy of the GNU General Public License
    along with OpenFOAM.  If not, see <http://www.gnu.org/licenses/>.
 
Class
    Foam::eddyViscosity
 
Group
    grpTurbulence
 
Description
    Eddy viscosity turbulence model base class
 
SourceFiles
    eddyViscosity.C
 
\*---------------------------------------------------------------------------*/
 
#ifndef eddyViscosity_H
#define eddyViscosity_H
 
#include "linearViscousStress.H"
 
// * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * //
 
namespace Foam
{
 
/*---------------------------------------------------------------------------*\
                           Class eddyViscosity Declaration
\*---------------------------------------------------------------------------*/
 
template<class BasicTurbulenceModel>
class eddyViscosity
:
    public linearViscousStress<BasicTurbulenceModel>
{
 
protected:
 
    // Protected data
 
        // Fields
 
            volScalarField nut_;
 
 
    // Protected Member Functions
 
        virtual void correctNut() = 0;
 
 
public:
 
    typedef typename BasicTurbulenceModel::alphaField alphaField;
    typedef typename BasicTurbulenceModel::rhoField rhoField;
    typedef typename BasicTurbulenceModel::transportModel transportModel;
 
 
    // Constructors
 
        //- Construct from components
        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
        );
 
 
    //- Destructor
    virtual ~eddyViscosity()
    {}
 
 
    // Member Functions
 
        //- Re-read model coefficients if they have changed
        virtual bool read() = 0;
 
        //- Return non-const access to the turbulence viscosity
        //  to allow modification by means other than derivation
        volScalarField& evNut()
        {
            return nut_;
        }
 
        //- Return the turbulence viscosity
        virtual tmp<volScalarField> nut() const
        {
            return nut_;
        }
 
        //- Return the turbulence viscosity on patch
        virtual tmp<scalarField> nut(const label patchi) const
        {
            return nut_.boundaryField()[patchi];
        }
 
        //- Return the turbulence kinetic energy
        virtual tmp<volScalarField> k() const = 0;
 
        //- Return the Reynolds stress tensor
        virtual tmp<volSymmTensorField> R() const;
 
        //- Validate the turbulence fields after construction
        //  Update turbulence viscosity and other derived fields as requires
        virtual void validate();
 
        //- Solve the turbulence equations and correct the turbulence viscosity
        virtual void correct() = 0;
};
 
 
// * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * //
 
} // End namespace Foam
 
// * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * //
 
#ifdef NoRepository
#   include "eddyViscosity.C"
#endif
 
// * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * //
 
#endif
 
// ************************************************************************* //