pimpleControl.H

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    Copyright (C) 2017-2020 OpenCFD Ltd.
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License
    This file is part of OpenFOAM.

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Class
    Foam::pimpleControl

Description
    PIMPLE control class to supply convergence information/checks for
    the PIMPLE loop.

    May also be used to for PISO-based algorithms as PISO controls are a
    sub-set of PIMPLE controls.

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

#ifndef pimpleControl_H
#define pimpleControl_H

#include "solutionControl.H"

//- Declare that pimpleControl will be used
#define PIMPLE_CONTROL

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

namespace Foam
{

/*---------------------------------------------------------------------------*\
                        Class pimpleControl Declaration
\*---------------------------------------------------------------------------*/

class pimpleControl
:
    public solutionControl
{
    // Private member functions

        //- No copy construct
        pimpleControl(const pimpleControl&) = delete;

        //- No copy assignment
        void operator=(const pimpleControl&) = delete;


protected:

    // Protected data

        // Solution controls

            //- Flag to indicate whether to solve for the flow
            bool solveFlow_;

            //- Maximum number of PIMPLE correctors
            label nCorrPIMPLE_;

            //- Maximum number of PISO correctors
            label nCorrPISO_;

            //- Current PISO corrector
            label corrPISO_;

            //- Flag to indicate whether to update density in SIMPLE
            //- rather than PISO mode
            bool SIMPLErho_;

            //- Flag to indicate whether to only solve turbulence on final iter
            bool turbOnFinalIterOnly_;

            //- Flag to indicate wheter the final solver is used only on the
            //- final pimple iter
            bool finalOnLastPimpleIterOnly_;

            //- Flag to indicate that ddtCorr should be applied; default = yes
            bool ddtCorr_;

            //- Converged flag
            bool converged_;


    // Protected Member Functions

        //- Read controls from fvSolution dictionary
        virtual bool read();

        //- Return true if all convergence checks are satisfied
        virtual bool criteriaSatisfied();

        //- Set the firstIteration flag on the mesh data dictionary
        virtual void setFirstIterFlag
        (
            const bool check = true,
            const bool force = false
        );


public:

    // Static Data Members

        //- Run-time type information
        TypeName("pimpleControl");


    // Constructors

        //- Construct from mesh and the name of control sub-dictionary
        pimpleControl
        (
            fvMesh& mesh,
            const word& dictName = "PIMPLE",
            const bool verbose = true
        );


    //- Destructor
    virtual ~pimpleControl() = default;


    // Member Functions

        // Access

            //- Maximum number of PIMPLE correctors
            inline label nCorrPIMPLE() const;

            //- Maximum number of PISO correctors
            inline label nCorrPISO() const;

            //- Current PISO corrector index
            inline label corrPISO() const;

            //- Flag to indicate whether to update density in SIMPLE
            //  rather than PISO mode
            inline bool SIMPLErho() const;


        // Solution control

            //- PIMPLE loop
            virtual bool loop();

            //- Pressure corrector loop control
            inline bool correct();

            //- Return true to store the initial residuals
            inline bool storeInitialResiduals() const;

            //- Return true for first PIMPLE (outer) iteration
            inline bool firstIter() const;

            //- Return true for final PIMPLE (outer) iteration
            inline bool finalIter() const;

            //- Return true for final inner iteration
            inline bool finalInnerIter() const;

            //- Return true to solve for flow
            inline bool solveFlow() const;

            //- Return true to solve for turbulence
            inline bool turbCorr();

            //- Return true to apply ddtCorr
            inline bool ddtCorr() const;
};


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

} // End namespace Foam

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

#include "pimpleControlI.H"

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

#endif

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