interRegionHeatTransferModel.H

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Class
    Foam::fv::interRegionHeatTransferModel

Description
    Base class for inter region heat exchange. The derived classes must
    provide the heat transfer coeffisine (htc) which is used as follows
    in the energy equation.

     \f[
        -htc*Tmapped + Sp(htc, T)
     \f]

\*---------------------------------------------------------------------------*/

#ifndef interRegionHeatTransferModel_H
#define interRegionHeatTransferModel_H

#include "interRegionOption.H"
#include "volFields.H"

// * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * //

namespace Foam
{
namespace fv
{

/*---------------------------------------------------------------------------*\
                Class interRegionHeatTransferModel Declaration
\*---------------------------------------------------------------------------*/

class interRegionHeatTransferModel
:
    public interRegionOption
{
protected:

    // Protected data

        //- Name of the model in the neighbour mesh
        word nbrModelName_;

        //- Pointer to neighbour interRegionHeatTransferModel
        interRegionHeatTransferModel* nbrModel_;

        //- First iteration
        bool firstIter_;

        //- Time index - used for updating htc
        label timeIndex_;

        //- Heat transfer coefficient [W/m2/k] times area/volume [1/m]
        volScalarField htc_;

        //- Flag to activate semi-implicit coupling
        bool semiImplicit_;

        //- Name of temperature field; default = "T"
        word TName_;

        //- Name of neighbour temperature field; default = "T"
        word TNbrName_;


    // Protected member functions

        //- Set the neighbour interRegionHeatTransferModel
        void setNbrModel();

        //- Inherit correct from interRegionOption
        using interRegionOption::correct;

        //- Correct to calculate the inter-region heat transfer coefficient
        void correct();

        //- Interpolate field with nbrModel specified
        template<class Type>
        tmp<Field<Type>> interpolate
        (
            const interRegionHeatTransferModel& nbrModel,
            const Field<Type>& field
        ) const;

        //- Interpolate field without nbrModel specified
        template<class Type>
        tmp<Field<Type>> interpolate
        (
            const Field<Type>& field
        ) const;

        //- Interpolate field with nbrModel specified
        template<class Type>
        void interpolate
        (
            const interRegionHeatTransferModel& nbrModel,
            const Field<Type>& field,
            Field<Type>& result
        ) const;

        //- Interpolate field without nbrModel specified
        template<class Type>
        void interpolate
        (
            const Field<Type>& field,
            Field<Type>& result
        ) const;


public:

    //- Runtime type information
    TypeName("interRegionHeatTransferModel");


    // Constructors

        //- Construct from dictionary
        interRegionHeatTransferModel
        (
            const word& name,
            const word& modelType,
            const dictionary& dict,
            const fvMesh& mesh
        );


    //- Destructor
    virtual ~interRegionHeatTransferModel();


    // Member Functions

        // Access

            //- Return const access to the neighbour region name
            inline const word& nbrRegionName() const;

            //- Return const access to the mapToMap pointer
            inline const meshToMesh& meshInterp() const;

            //- Return the heat transfer coefficient
            inline const volScalarField& htc() const;

            //- Return const access to the neighbour model
            inline const interRegionHeatTransferModel& nbrModel() const;

            //- Return access to the neighbour model
            inline interRegionHeatTransferModel& nbrModel();

            //- Source term to energy equation
            virtual void addSup
            (
                fvMatrix<scalar>& eqn,
                const label fieldi
            );

            //- Source term to compressible energy equation
            virtual void addSup
            (
                const volScalarField& rho,
                fvMatrix<scalar>& eqn,
                const label fieldi
            );

            //- Calculate heat transfer coefficient
            virtual void calculateHtc() = 0;


        // IO

            //- Read dictionary
            virtual bool read(const dictionary& dict);
};


// * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * //

} // End namespace fv
} // End namespace Foam

// * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * //

#include "interRegionHeatTransferModelI.H"

// * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * //

#ifdef NoRepository
    #include "interRegionHeatTransferModelTemplates.C"
#endif

// * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * //

#endif

// ************************************************************************* //