interfaceCompositionModel.C

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#include "interfaceCompositionModel.H"
#include "phaseModel.H"
#include "phasePair.H"
#include "phaseSystem.H"
#include "rhoReactionThermo.H"

// * * * * * * * * * * * * * * Static Data Members * * * * * * * * * * * * * //

namespace Foam
{
    defineTypeNameAndDebug(interfaceCompositionModel, 0);
    defineRunTimeSelectionTable(interfaceCompositionModel, dictionary);
}


// * * * * * * * * * * * * * * * * Constructors  * * * * * * * * * * * * * * //

Foam::interfaceCompositionModel::interfaceCompositionModel
(
    const dictionary& dict,
    const phasePair& pair
)
:
    pair_(pair),
    species_(dict.lookup("species")),
    Le_("Le", dimless, dict),
    phase_
    (
        // !!! This is a hack, to let the models know which side of the
        // interface it applies to. In general, we are going to need improve
        // the phase-pair system to take into account model sidedness and other
        // types of asymmetry from just dispersed/continuous.
        pair.phase1().name() == IOobject::group(dict.dictName())
      ? pair.phase1()
      : pair.phase2()
    ),
    otherPhase_(pair.otherPhase(phase_)),
    thermo_
    (
        phase_.mesh().lookupObject<rhoReactionThermo>
        (
            IOobject::groupName(basicThermo::dictName, phase_.name())
        )
    ),
    otherThermo_
    (
        otherPhase_.mesh().lookupObject<rhoThermo>
        (
            IOobject::groupName(basicThermo::dictName, otherPhase_.name())
        )
    )
{}


// * * * * * * * * * * * * * * * * Destructor  * * * * * * * * * * * * * * * //

Foam::interfaceCompositionModel::~interfaceCompositionModel()
{}


// * * * * * * * * * * * * * * * Member Functions  * * * * * * * * * * * * * //

Foam::tmp<Foam::volScalarField> Foam::interfaceCompositionModel::dY
(
    const word& speciesName,
    const volScalarField& Tf
) const
{
    const label speciei = composition().species()[speciesName];

    return Yf(speciesName, Tf) - composition().Y()[speciei];
}


Foam::tmp<Foam::volScalarField> Foam::interfaceCompositionModel::D
(
    const word& speciesName
) const
{
    const label speciei = composition().species()[speciesName];
    const volScalarField& p(thermo_.p());
    const volScalarField& T(thermo_.T());

    return volScalarField::New
    (
        IOobject::groupName("D", pair_.name()),
        composition().alphah(speciei, p, T)
       /composition().rho(speciei, p, T)
       /Le_
    );
}


Foam::tmp<Foam::volScalarField> Foam::interfaceCompositionModel::L
(
    const word& speciesName,
    const volScalarField& Tf
) const
{
    const label speciei = composition().species()[speciesName];
    const volScalarField& p(thermo_.p());
    volScalarField Ha(composition().Ha(speciei, p, Tf));

    const volScalarField& otherP(otherThermo_.p());
    tmp<volScalarField> otherHa(nullptr);
    if (otherHasComposition())
    {
        const label otherSpeciei = otherComposition().species()[speciesName];
        otherHa = otherComposition().Ha(otherSpeciei, otherP, Tf);
    }
    else
    {
        otherHa = otherThermo_.ha(otherP, Tf);
    }

    return
        volScalarField::New
        (
            IOobject::groupName("L", pair_.name()),
            otherHa - Ha
        );
}


void Foam::interfaceCompositionModel::addDmdtL
(
    const volScalarField& K,
    const volScalarField& Tf,
    volScalarField& dmdtL,
    volScalarField& dmdtLPrime
) const
{
    forAllConstIter(hashedWordList, species_, iter)
    {
        const volScalarField rhoKDL(thermo_.rho()*K*D(*iter)*L(*iter, Tf));

        dmdtL += rhoKDL*dY(*iter, Tf);
        dmdtLPrime += rhoKDL*YfPrime(*iter, Tf);
    }
}


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