heatExchangerModel.H

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/*---------------------------------------------------------------------------*\
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  \\      /  F ield         | OpenFOAM: The Open Source CFD Toolbox
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-------------------------------------------------------------------------------
    Copyright (C) 2022 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.
 
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    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::heatExchangerModels
 
Description
    A namespace for various heat exchanger model implementations.
 
Class
    Foam::heatExchangerModel
 
Description
    Base class for heat exchanger models to handle various
    characteristics for the \c heatExchangerSource fvOption.
 
SourceFiles
    heatExchangerModel.C
    heatExchangerModelNew.C
 
\*---------------------------------------------------------------------------*/
 
#ifndef Foam_heatExchangerModel_H
#define Foam_heatExchangerModel_H
 
#include "fvMesh.H"
#include "writeFile.H"
 
// * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * //
 
namespace Foam
{
 
/*---------------------------------------------------------------------------*\
                    Class heatExchangerModel Declaration
\*---------------------------------------------------------------------------*/
 
class heatExchangerModel
:
    public functionObjects::writeFile
{
protected:
 
    // Protected Data
 
        //- Reference to the mesh
        const fvMesh& mesh_;
 
        //- Dictionary containing coefficients specific to the chosen model
        const dictionary& coeffs_;
 
        //- Reference to the name of the fvOption source
        const word& name_;
 
        //- Name of operand velocity field
        word UName_;
 
        //- Name of operand temperature field
        word TName_;
 
        //- Name of operand flux field
        word phiName_;
 
        //- Name of the faceZone at the heat exchanger inlet
        word faceZoneName_;
 
        //- Local list of face IDs
        labelList faceId_;
 
        //- Local list of patch IDs per face
        labelList facePatchId_;
 
        //- List of +1/-1 representing face flip map (1 use as is, -1 negate)
        labelList faceSign_;
 
 
public:
 
    //- Runtime type information
    TypeName("heatExchangerModel");
 
 
    // Declare runtime constructor selection table
 
        declareRunTimeSelectionTable
        (
            autoPtr,
            heatExchangerModel,
            dictionary,
            (
                const fvMesh& mesh,
                const word& name,
                const dictionary& coeffs
            ),
            (mesh, name, coeffs)
        );
 
 
    // Selectors
 
        //- Return a reference to the selected heat exchanger model
        static autoPtr<heatExchangerModel> New
        (
            const fvMesh& mesh,
            const word& name,
            const dictionary& coeffs
        );
 
 
    // Constructors
 
        //- Construct from components
        heatExchangerModel
        (
            const fvMesh& mesh,
            const word& name,
            const dictionary& coeffs
        );
 
        //- No copy construct
        heatExchangerModel(const heatExchangerModel&) = delete;
 
        //- No copy assignment
        void operator=(const heatExchangerModel&) = delete;
 
 
    //- Destructor
    virtual ~heatExchangerModel() = default;
 
 
    // Member Functions
 
    // Access
 
        //- Return const reference to the name of velocity field
        virtual const word& U() const
        {
            return UName_;
        }
 
 
    // Evaluation
 
        //- Initialise data members of the model
        virtual void initialise();
 
        //- Return energy density per unit length [J/m3/m]
        virtual tmp<scalarField> energyDensity(const labelList& cells) = 0;
 
 
    // I-O
 
        //- Read top-level dictionary
        virtual bool read(const dictionary& dict) = 0;
 
        //- Write data to stream and files
        virtual void write(const bool log) = 0;
};
 
 
// * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * //
 
} // End namespace Foam
 
// * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * //
 
#endif
 
// ************************************************************************* //