pressureControl.H

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License
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Class
    Foam::pressureControl

Description
    Provides controls for the pressure reference is closed-volume simulations
    and a general method for limiting the pressure during the startup of
    steady-state simulations.

SourceFiles
    pressureControlI.H
    pressureControl.C

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

#ifndef pressureControl_H
#define pressureControl_H

#include "dimensionedScalar.H"
#include "volFieldsFwd.H"

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

namespace Foam
{

/*---------------------------------------------------------------------------*\
                         Class pressureControl Declaration
\*---------------------------------------------------------------------------*/

class pressureControl
{
    // Private data

        //- Optional cell in which the reference pressure is set
        label refCell_;

        //- Optional pressure reference level
        scalar refValue_;

        //- Pressure lower-limit
        dimensionedScalar pMax_;

        //- Pressure upper-limit
        dimensionedScalar pMin_;

        //- Pressure lower-limit
        bool limitMaxP_;

        //- Pressure upper-limit
        bool limitMinP_;


public:

    // Constructors

        //- Construct from the simple/pimple sub-dictionary
        pressureControl
        (
            const volScalarField& p,
            const volScalarField& rho,
            const dictionary& dict,
            const bool pRefRequired = true
        );


    // Member Functions

        //- Return the cell in which the reference pressure is set
        inline label refCell() const;

        //- Return the pressure reference level
        inline scalar refValue() const;

        //- Limit the pressure if necessary and return true if so
        bool limit(volScalarField& p) const;
};


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

} // End namespace Foam

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

#include "pressureControlI.H"

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

#endif

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