deposition.C

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    Copyright (C) 2020 OpenCFD Ltd.
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License
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#include "deposition.H"
#include "phasePair.H"
#include "phaseSystem.H"
#include "addToRunTimeSelectionTable.H"
 
// * * * * * * * * * * * * * * Static Data Members * * * * * * * * * * * * * //
 
namespace Foam
{
namespace phaseTransferModels
{
    defineTypeNameAndDebug(deposition, 0);
    addToRunTimeSelectionTable(phaseTransferModel, deposition, dictionary);
}
}
 
 
// * * * * * * * * * * * * * * * * Constructors  * * * * * * * * * * * * * * //
 
Foam::phaseTransferModels::deposition::deposition
(
    const dictionary& dict,
    const phasePair& pair
)
:
    phaseTransferModel(dict, pair),
    dropletName_(dict.get<word>("droplet")),
    surfaceName_(dict.get<word>("surface")),
    efficiency_(dict.get<scalar>("efficiency"))
{}
 
 
// * * * * * * * * * * * * * * * * Destructor  * * * * * * * * * * * * * * * //
 
Foam::phaseTransferModels::deposition::~deposition()
{}
 
 
// * * * * * * * * * * * * * * * Member Functions  * * * * * * * * * * * * * //
 
Foam::tmp<Foam::volScalarField>
Foam::phaseTransferModels::deposition::dmdt() const
{
    const phaseModel* dropletPtr = nullptr;
    scalar sign = 1;
    if (dropletName_ == pair_.first())
    {
        dropletPtr = &pair_.phase1();
        sign = -1;
    }
    else if (dropletName_ == pair_.second())
    {
        dropletPtr = &pair_.phase2();
        sign = 1;
    }
    else
    {
        FatalErrorInFunction
            << "The specified droplet phase, " << dropletName_ << ", is not in "
            << "the " << pair_ << " pair"
            << exit(FatalError);
    }
 
    const phaseModel& droplet = *dropletPtr;
    const phaseModel& surface = droplet.fluid().phases()[surfaceName_];
 
    return
        1.5*sign*efficiency_
       *droplet.rho()*droplet*surface/surface.d()
       *mag(droplet.U() - surface.U());
}
 
 
// ************************************************************************* //