ArdenBuck.H

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/*---------------------------------------------------------------------------*\
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License
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Class
    Foam::saturationModels::ArdenBuck

Description
    ArdenBuck equation for the vapour pressure of moist air.

SourceFiles
    ArdenBuck.C

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

#ifndef ArdenBuck_H
#define ArdenBuck_H

#include "saturationModel.H"

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

namespace Foam
{
namespace saturationModels
{

/*---------------------------------------------------------------------------*\
                         Class ArdenBuck Declaration
\*---------------------------------------------------------------------------*/

class ArdenBuck
:
    public saturationModel
{
private:

    // Private Member Functions

        //- Exponent divided by the temperature
        tmp<volScalarField> xByTC(const volScalarField& TC) const;


public:

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

    // Constructors

        //- Construct from a dictionary
        ArdenBuck(const dictionary& dict);


    //- Destructor
    virtual ~ArdenBuck();


    // Member Functions

        //- Saturation pressure
        virtual tmp<volScalarField> pSat(const volScalarField& T) const;

        //- Saturation pressure derivetive w.r.t. temperature
        virtual tmp<volScalarField> pSatPrime(const volScalarField& T) const;

        //- Natural log of the saturation pressure
        virtual tmp<volScalarField> lnPSat(const volScalarField& T) const;

        //- Saturation temperature
        virtual tmp<volScalarField> Tsat(const volScalarField& p) const;
};


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

} // End namespace saturationModels
} // End namespace Foam

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

#endif

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