buoyancyForce.H

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License
    This file is part of OpenFOAM.
 
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Class
    Foam::fv::buoyancyForce
 
Description
    Calculates and applies the buoyancy force rho*g to the momentum equation
    corresponding to the specified velocity field.
 
    \heading Source usage
    Example usage:
    \verbatim
    buoyancyForceCoeffs
    {
        fieldNames      (U);                    // Name of velocity field
    }
    \endverbatim
 
SourceFiles
    buoyancyForce.C
 
\*---------------------------------------------------------------------------*/
 
#ifndef buoyancyForce_H
#define buoyancyForce_H
 
#include "fvOption.H"
#include "uniformDimensionedFields.H"
 
// * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * //
 
namespace Foam
{
namespace fv
{
 
/*---------------------------------------------------------------------------*\
               Class buoyancyForce Declaration
\*---------------------------------------------------------------------------*/
 
class buoyancyForce
:
    public option
{
    // Private data
 
        uniformDimensionedVectorField g_;
 
 
    // Private Member Functions
 
        //- Disallow default bitwise copy construct
        buoyancyForce(const buoyancyForce&);
 
        //- Disallow default bitwise assignment
        void operator=(const buoyancyForce&);
 
 
public:
 
    //- Runtime type information
    TypeName("buoyancyForce");
 
 
    // Constructors
 
        //- Construct from explicit source name and mesh
        buoyancyForce
        (
            const word& sourceName,
            const word& modelType,
            const dictionary& dict,
            const fvMesh& mesh
        );
 
 
    // Member Functions
 
        // Evaluate
 
            //- Add explicit contribution to compressible momentum equation
            virtual void addSup
            (
                const volScalarField& rho,
                fvMatrix<vector>& eqn,
                const label fieldI
            );
 
 
        // IO
 
            //- Read source dictionary
            virtual bool read(const dictionary& dict);
};
 
 
// * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * //
 
} // End namespace fv
} // End namespace Foam
 
// * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * //
 
#endif
 
// ************************************************************************* //