Saturated.C

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  \\      /  F ield         | OpenFOAM: The Open Source CFD Toolbox
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    \\  /    A nd           | Copyright (C) 2015 OpenFOAM Foundation
     \\/     M anipulation  |
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License
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#include "Saturated.H"

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

template<class Thermo, class OtherThermo>
Foam::tmp<Foam::volScalarField>
Foam::interfaceCompositionModels::Saturated<Thermo, OtherThermo>::
wRatioByP() const
{
    return
        this->thermo_.composition().W(saturatedIndex_)
       /this->thermo_.composition().W()
       /this->thermo_.p();
}


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

template<class Thermo, class OtherThermo>
Foam::interfaceCompositionModels::Saturated<Thermo, OtherThermo>::Saturated
(
    const dictionary& dict,
    const phasePair& pair
)
:
    InterfaceCompositionModel<Thermo, OtherThermo>(dict, pair),
    saturatedName_(this->speciesNames_[0]),
    saturatedIndex_
    (
        this->thermo_.composition().species()[saturatedName_]
    ),
    saturationModel_
    (
        saturationModel::New
        (
            dict.subDict("saturationPressure")
        )
    )
{
    if (this->speciesNames_.size() != 1)
    {
        FatalErrorInFunction
            << "Saturated model is suitable for one species only."
            << exit(FatalError);
    }
}


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

template<class Thermo, class OtherThermo>
Foam::interfaceCompositionModels::Saturated<Thermo, OtherThermo>::~Saturated()
{}


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

template<class Thermo, class OtherThermo>
void
Foam::interfaceCompositionModels::Saturated<Thermo, OtherThermo>::update
(
    const volScalarField& Tf
)
{
    // do nothing
}


template<class Thermo, class OtherThermo>
Foam::tmp<Foam::volScalarField>
Foam::interfaceCompositionModels::Saturated<Thermo, OtherThermo>::Yf
(
    const word& speciesName,
    const volScalarField& Tf
) const
{
    if (saturatedName_ == speciesName)
    {
        return wRatioByP()*saturationModel_->pSat(Tf);
    }
    else
    {
        const label speciesIndex
        (
            this->thermo_.composition().species()[speciesName]
        );

        return
            this->thermo_.Y()[speciesIndex]
           *(scalar(1) - wRatioByP()*saturationModel_->pSat(Tf))
           /max(scalar(1) - this->thermo_.Y()[saturatedIndex_], SMALL);
    }
}


template<class Thermo, class OtherThermo>
Foam::tmp<Foam::volScalarField>
Foam::interfaceCompositionModels::Saturated<Thermo, OtherThermo>::YfPrime
(
    const word& speciesName,
    const volScalarField& Tf
) const
{
    if (saturatedName_ == speciesName)
    {
        return wRatioByP()*saturationModel_->pSatPrime(Tf);
    }
    else
    {
        const label speciesIndex
        (
            this->thermo_.composition().species()[speciesName]
        );

        return
          - this->thermo_.Y()[speciesIndex]
           *wRatioByP()*saturationModel_->pSatPrime(Tf)
           /max(scalar(1) - this->thermo_.Y()[saturatedIndex_], SMALL);
    }
}


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