exponential.C

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    Copyright (C) 2021 OpenCFD Ltd
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License
    This file is part of OpenFOAM.
 
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#include "exponential.H"
#include "addToRunTimeSelectionTable.H"
#include "uniformDimensionedFields.H"
#include "phasePairKey.H"
#include "phaseSystem.H"
 
// * * * * * * * * * * * * * * Static Data Members * * * * * * * * * * * * * //
 
namespace Foam
{
namespace wallBoilingModels
{
namespace nucleateFluxModels
{
    defineTypeNameAndDebug(exponential, 0);
    addToRunTimeSelectionTable
    (
        nucleateFluxModel,
        exponential,
        dictionary
    );
}
}
}
 
// * * * * * * * * * * * * * * * * Constructors  * * * * * * * * * * * * * * //
 
Foam::wallBoilingModels::nucleateFluxModels::exponential::exponential
(
    const dictionary& dict
)
:
    nucleateFluxModel(),
    a_(dict.getOrDefault<scalar>("a", 6309)),
    b_(dict.getOrDefault<scalar>("b", 2.52))
{}
 
 
// * * * * * * * * * * * * * * * Member Functions  * * * * * * * * * * * * * //
 
Foam::tmp<Foam::scalarField>
Foam::wallBoilingModels::nucleateFluxModels::exponential::qNucleate
(
    const phaseModel& liquid,
    const phaseModel& vapor,
    const label patchi,
    const scalarField& Tl,
    const scalarField& Tsatw,
    const scalarField& L
) const
{
    const fvPatchScalarField& Tw =
        liquid.thermo().T().boundaryField()[patchi];
 
    return a_*pow(max((Tw-Tsatw), scalar(0)), b_);
}
 
 
void Foam::wallBoilingModels::nucleateFluxModels::exponential::write
(
    Ostream& os
) const
{
    nucleateFluxModel::write(os);
    os.writeEntry("a", a_);
    os.writeEntry("b", b_);
}
 
 
// ************************************************************************* //