filmCloudTransfer.H

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License
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Class
    Foam::fv::filmCloudTransfer
 
Description
    Film<->cloud transfer model
 
Usage
    Example usage:
    \verbatim
    filmCloudTransfer
    {
        type    filmCloudTransfer;
    }
    \endverbatim
 
SourceFiles
    filmCloudTransfer.C
 
\*---------------------------------------------------------------------------*/
 
#ifndef filmCloudTransfer_H
#define filmCloudTransfer_H
 
#include "fvModel.H"
#include "isothermalFilm.H"
#include "ejectionModel.H"
 
// * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * //
 
namespace Foam
{
namespace fv
{
 
/*---------------------------------------------------------------------------*\
                       Class filmCloudTransfer Declaration
\*---------------------------------------------------------------------------*/
 
class filmCloudTransfer
:
    public fvModel
{
    // Private Data
 
        //- The film model
        const solvers::isothermalFilm& film_;
 
        // Transfers from cloud
 
            //- Switch to indicate the cloud fields have been transferred
            bool cloudFieldsTransferred_;
 
            scalarField massFromCloud_;
            vectorField momentumFromCloud_;
            scalarField pressureFromCloud_;
            scalarField energyFromCloud_;
 
        //- Switch to ensure the ejection rate is not updated until
        //  the last set of ejected parcels have been included in the cloud
        bool correctEjection_;
 
        //- Pointer to the ejection model
        autoPtr<ejectionModel> ejection_;
 
 
    // Private Member Functions
 
        //- Cloud to film rate transfer function
        template<class Type>
        tmp<VolInternalField<Type>>
        inline CloudToFilmTransferRate
        (
            const Field<Type>& prop,
            const dimensionSet& dimProp
        ) const;
 
        //- Film to cloud transfer function
        template<class Type>
        tmp<Field<Type>>
        inline filmToCloudTransfer
        (
            const VolInternalField<Type>& prop
        ) const;
 
 
public:
 
    //- Runtime type information
    TypeName("filmCloudTransfer");
 
 
    // Constructors
 
        //- Construct from explicit source name and mesh
        filmCloudTransfer
        (
            const word& sourceName,
            const word& modelType,
            const fvMesh& mesh,
            const dictionary& dict
        );
 
        //- Disallow default bitwise copy construction
        filmCloudTransfer
        (
            const filmCloudTransfer&
        ) = delete;
 
 
    // Member Functions
 
        // Checks
 
            //- Return the list of fields for which the option adds source term
            //  to the transport equation
            virtual wordList addSupFields() const;
 
 
        // Correct
 
            //- Solve the film and update the sources
            virtual void correct();
 
 
        // Add explicit and implicit contributions to compressible equation
 
            //- Add explicit droplet impingement contribution to pressure field
            virtual void addSup
            (
                fvMatrix<scalar>& eqn,
                const word& fieldName
            ) const;
 
            //- Add explicit contribution to phase continuity
            virtual void addSup
            (
                const volScalarField& alpha,
                fvMatrix<scalar>& eqn,
                const word& fieldName
            ) const;
 
            //- Add explicit contribution to phase energy equation
            virtual void addSup
            (
                const volScalarField& alpha,
                const volScalarField& rho,
                fvMatrix<scalar>& eqn,
                const word& fieldName
            ) const;
 
            //- Add implicit contribution to mixture momentum equation
            virtual void addSup
            (
                const volScalarField& alpha,
                const volScalarField& rho,
                fvMatrix<vector>& eqn,
                const word& fieldName
            ) const;
 
 
        // Transfer from cloud
 
            //- Reset the fields accumulated cloud transfer fields
            void resetFromCloudFields();
 
            //- Transfer parcel properties from cloud to the film
            //  accumulated fields
            void parcelFromCloud
            (
                const label facei,
                const scalar mass,
                const vector& momentum,
                const scalar pressure,
                const scalar energy
            );
 
 
        // Transfer to cloud
 
            //- Return true if the film is ejecting to the cloud
            bool ejecting() const;
 
            //- Transfer the ejected mass to the cloud
            tmp<Field<scalar>> ejectedMassToCloud() const;
 
            //- Transfer the ejected droplet diameter to the cloud
            tmp<Field<scalar>> ejectedDiameterToCloud() const;
 
            //- Transfer the film delta field to the cloud
            tmp<Field<scalar>> deltaToCloud() const;
 
            //- Transfer the film velocity field to the cloud
            tmp<Field<vector>> UToCloud() const;
 
            //- Transfer the film density field to the cloud
            tmp<Field<scalar>> rhoToCloud() const;
 
            //- Transfer the film temperature field to the cloud
            tmp<Field<scalar>> TToCloud() const;
 
            //- Transfer the film heat capacity field to the cloud
            tmp<Field<scalar>> CpToCloud() const;
 
 
        // Mesh changes
 
            //- Update topology using the given map
            virtual void topoChange(const polyTopoChangeMap&);
 
            //- Update from another mesh using the given map
            virtual void mapMesh(const polyMeshMap&);
 
            //- Redistribute or update using the given distribution map
            virtual void distribute(const polyDistributionMap&);
 
            //- Update for mesh motion
            virtual bool movePoints();
 
 
    // Member Operators
 
        //- Disallow default bitwise assignment
        void operator=(const filmCloudTransfer&) = delete;
};
 
 
// * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * //
 
} // End namespace fv
} // End namespace Foam
 
// * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * //
 
#endif
 
// ************************************************************************* //