viscosityModel.H

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/*---------------------------------------------------------------------------*\
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    Copyright (C) 2011 OpenFOAM Foundation
    Copyright (C) 2019 OpenCFD Ltd.
-------------------------------------------------------------------------------
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/>.
 
Namespace
    Foam::viscosityModels
 
Description
    A namespace for various incompressible viscosityModel implementations.
 
Class
    Foam::viscosityModel
 
Description
    An abstract base class for incompressible viscosityModels.
 
    The strain rate is defined by:
 
        mag(symm(grad(U)))
 
 
SourceFiles
    viscosityModel.C
    viscosityModelNew.C
 
\*---------------------------------------------------------------------------*/
 
#ifndef viscosityModel_H
#define viscosityModel_H
 
#include "dictionary.H"
#include "volFieldsFwd.H"
#include "surfaceFieldsFwd.H"
#include "dimensionedScalar.H"
#include "runTimeSelectionTables.H"
 
// * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * //
 
namespace Foam
{
 
/*---------------------------------------------------------------------------*\
                Class viscosityModel Declaration
\*---------------------------------------------------------------------------*/
 
class viscosityModel
{
 
protected:
 
    // Protected data
 
        word name_;
        dictionary viscosityProperties_;
 
        const volVectorField& U_;
        const surfaceScalarField& phi_;
 
 
    // Private Member Functions
 
        //- No copy construct
        viscosityModel(const viscosityModel&) = delete;
 
        //- No copy assignment
        void operator=(const viscosityModel&) = delete;
 
 
public:
 
    //- Runtime type information
    TypeName("viscosityModel");
 
 
    // Declare run-time constructor selection table
 
        declareRunTimeSelectionTable
        (
            autoPtr,
            viscosityModel,
            dictionary,
            (
                const word& name,
                const dictionary& viscosityProperties,
                const volVectorField& U,
                const surfaceScalarField& phi
            ),
            (name, viscosityProperties, U, phi)
        );
 
 
    // Selectors
 
        //- Return a reference to the selected viscosity model
        static autoPtr<viscosityModel> New
        (
            const word& name,
            const dictionary& viscosityProperties,
            const volVectorField& U,
            const surfaceScalarField& phi
        );
 
 
    // Constructors
 
        //- Construct from components
        viscosityModel
        (
            const word& name,
            const dictionary& viscosityProperties,
            const volVectorField& U,
            const surfaceScalarField& phi
        );
 
 
    //- Destructor
    virtual ~viscosityModel() = default;
 
 
    // Member Functions
 
        //- Return the phase transport properties dictionary
        const dictionary& viscosityProperties() const
        {
            return viscosityProperties_;
        }
 
        //- Return the strain rate
        tmp<volScalarField> strainRate() const;
 
        //- Return the laminar viscosity
        virtual tmp<volScalarField> nu() const = 0;
 
        //- Return the laminar viscosity for patch
        virtual tmp<scalarField> nu(const label patchi) const = 0;
 
        //- Correct the laminar viscosity
        virtual void correct() = 0;
 
        //- Read transportProperties dictionary
        virtual bool read(const dictionary& viscosityProperties) = 0;
};
 
 
// * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * //
 
} // End namespace Foam
 
// * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * //
 
#endif
 
// ************************************************************************* //