COxidationDiffusionLimitedRate.H

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    Copyright (C) 2018-2019 OpenCFD Ltd.
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License
    This file is part of OpenFOAM.
 
    OpenFOAM is free software: you can redistribute it and/or modify it
    under the terms of the GNU General Public License as published by
    the Free Software Foundation, either version 3 of the License, or
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Class
    Foam::COxidationDiffusionLimitedRate
 
Group
    grpLagrangianIntermediateSurfaceReactionSubModels
 
Description
    Diffusion limited rate surface reaction model for coal parcels. Limited to:
 
        C(s) + Sb*O2 -> CO2
 
    where Sb is the stoichiometry of the reaction
 
\*---------------------------------------------------------------------------*/
 
#ifndef COxidationDiffusionLimitedRate_H
#define COxidationDiffusionLimitedRate_H
 
#include "SurfaceReactionModel.H"
 
// * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * //
 
namespace Foam
{
 
// * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * //
 
// Forward declarations
template<class CloudType>
class COxidationDiffusionLimitedRate;
 
/*---------------------------------------------------------------------------*\
              Class COxidationDiffusionLimitedRate Declaration
\*---------------------------------------------------------------------------*/
 
template<class CloudType>
class COxidationDiffusionLimitedRate
:
    public SurfaceReactionModel<CloudType>
{
    // Private data
 
        // Model constants
 
            //- Stoichiometry of reaction
            const scalar Sb_;
 
            //- Diffusion coefficient of oxidants [m2/s]
            const scalar D_;
 
 
        // Addressing
 
            //- Cs positions in global/local lists
            label CsLocalId_;
 
            //- O2 position in global list
            label O2GlobalId_;
 
            //- CO2 positions in global list
            label CO2GlobalId_;
 
 
        // Local copies of thermo properties
 
            //- Molecular weight of C [kg/kmol]
            scalar WC_;
 
            //- Molecular weight of O2 [kg/kmol]
            scalar WO2_;
 
            //- Formation enthalpy for CO2 [J/kg]
            scalar HcCO2_;
 
 
public:
 
    //- Runtime type information
    TypeName("COxidationDiffusionLimitedRate");
 
 
    // Constructors
 
        //- Construct from dictionary
        COxidationDiffusionLimitedRate
        (
            const dictionary& dict,
            CloudType& owner
        );
 
        //- Construct copy
        COxidationDiffusionLimitedRate
        (
            const COxidationDiffusionLimitedRate<CloudType>& srm
        );
 
        //- Construct and return a clone
        virtual autoPtr<SurfaceReactionModel<CloudType>> clone() const
        {
            return autoPtr<SurfaceReactionModel<CloudType>>
            (
                new COxidationDiffusionLimitedRate<CloudType>(*this)
            );
        }
 
 
    //- Destructor
    virtual ~COxidationDiffusionLimitedRate() = default;
 
 
    // Member Functions
 
        //- Update surface reactions
        virtual scalar calculate
        (
            const scalar dt,
            const scalar Re,
            const scalar nu,
            const label celli,
            const scalar d,
            const scalar T,
            const scalar Tc,
            const scalar pc,
            const scalar rhoc,
            const scalar mass,
            const scalarField& YGas,
            const scalarField& YLiquid,
            const scalarField& YSolid,
            const scalarField& YMixture,
            const scalar N,
            scalarField& dMassGas,
            scalarField& dMassLiquid,
            scalarField& dMassSolid,
            scalarField& dMassSRCarrier
        ) const;
};
 
 
// * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * //
 
} // End namespace Foam
 
// * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * //
 
#ifdef NoRepository
    #include "COxidationDiffusionLimitedRate.C"
#endif
 
// * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * //
 
#endif
 
// ************************************************************************* //