constantRadiation.C

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/*---------------------------------------------------------------------------*\
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  \\      /  F ield         | OpenFOAM: The Open Source CFD Toolbox
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    \\  /    A nd           | Copyright (C) 2012-2022 OpenFOAM Foundation
     \\/     M anipulation  |
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License
    This file is part of OpenFOAM.

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    under the terms of the GNU General Public License as published by
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#include "constantRadiation.H"
#include "addToRunTimeSelectionTable.H"

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

namespace Foam
{
namespace regionModels
{
namespace surfaceFilmModels
{

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

defineTypeNameAndDebug(constantRadiation, 0);

addToRunTimeSelectionTable
(
    radiationModel,
    constantRadiation,
    dictionary
);

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

constantRadiation::constantRadiation
(
    surfaceFilmRegionModel& film,
    const dictionary& dict
)
:
    radiationModel(typeName, film, dict),
    qrConst_
    (
        IOobject
        (
            IOobject::modelName("qrConst", typeName),
            film.time().timeName(),
            film.regionMesh(),
            IOobject::MUST_READ,
            IOobject::AUTO_WRITE
        ),
        film.regionMesh()
    ),
    mask_
    (
        IOobject
        (
            IOobject::modelName("mask", typeName),
            film.time().timeName(),
            film.regionMesh(),
            IOobject::READ_IF_PRESENT,
            IOobject::AUTO_WRITE
        ),
        film.regionMesh(),
        dimensionedScalar(dimless, 1.0)
    ),
    absorptivity_(coeffDict_.lookup<scalar>("absorptivity")),
    timeStart_(coeffDict_.lookup<scalar>("timeStart")),
    duration_(coeffDict_.lookup<scalar>("duration"))
{
    mask_ = pos0(mask_);
}


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

constantRadiation::~constantRadiation()
{}


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

void constantRadiation::correct()
{}


tmp<volScalarField::Internal> constantRadiation::Shs()
{
    const scalar time = film().time().userTimeValue();

    if ((time >= timeStart_) && (time <= timeStart_ + duration_))
    {
        return volScalarField::Internal::New
        (
            IOobject::modelName("Shs", typeName),
            mask_*qrConst_*filmModel_.coverage()*absorptivity_
        );
    }
    else
    {
        return volScalarField::Internal::New
        (
            IOobject::modelName("Shs", typeName),
            film().regionMesh(),
            dimensionedScalar(dimMass/pow3(dimTime), 0)
        );
    }
}


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

} // End namespace surfaceFilmModels
} // End namespace regionModels
} // End namespace Foam

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