explicitPorositySource.C

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    Copyright (C) 2012-2018 OpenFOAM Foundation
    Copyright (C) 2020-2022 OpenCFD Ltd.
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License
    This file is part of OpenFOAM.
 
    OpenFOAM is free software: you can redistribute it and/or modify it
    under the terms of the GNU General Public License as published by
    the Free Software Foundation, either version 3 of the License, or
    (at your option) any later version.
 
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    ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
    FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License
    for more details.
 
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#include "explicitPorositySource.H"
#include "fvMesh.H"
#include "fvMatrices.H"
#include "porosityModel.H"
#include "addToRunTimeSelectionTable.H"
 
// * * * * * * * * * * * * * * Static Data Members * * * * * * * * * * * * * //
 
namespace Foam
{
namespace fv
{
    defineTypeNameAndDebug(explicitPorositySource, 0);
    addToRunTimeSelectionTable(option, explicitPorositySource, dictionary);
}
}
 
 
// * * * * * * * * * * * * * * * * Constructors  * * * * * * * * * * * * * * //
 
Foam::fv::explicitPorositySource::explicitPorositySource
(
    const word& name,
    const word& modelType,
    const dictionary& dict,
    const fvMesh& mesh
)
:
    fv::cellSetOption(name, modelType, dict, mesh),
    porosityPtr_(nullptr)
{
    read(dict);
 
    porosityPtr_.reset(porosityModel::New(name_, mesh_, coeffs_, zoneName()));
}
 
 
// * * * * * * * * * * * * * * * Member Functions  * * * * * * * * * * * * * //
 
void Foam::fv::explicitPorositySource::addSup
(
    fvMatrix<vector>& eqn,
    const label fieldi
)
{
    fvMatrix<vector> porosityEqn(eqn.psi(), eqn.dimensions());
    porosityPtr_->addResistance(porosityEqn);
    eqn -= porosityEqn;
}
 
 
void Foam::fv::explicitPorositySource::addSup
(
    const volScalarField& rho,
    fvMatrix<vector>& eqn,
    const label fieldi
)
{
    fvMatrix<vector> porosityEqn(eqn.psi(), eqn.dimensions());
    porosityPtr_->addResistance(porosityEqn);
    eqn -= porosityEqn;
}
 
 
void Foam::fv::explicitPorositySource::addSup
(
    const volScalarField& alpha,
    const volScalarField& rho,
    fvMatrix<vector>& eqn,
    const label fieldi
)
{
    fvMatrix<vector> porosityEqn(eqn.psi(), eqn.dimensions());
    porosityPtr_->addResistance(porosityEqn);
    eqn -= alpha*porosityEqn;
}
 
 
bool Foam::fv::explicitPorositySource::read(const dictionary& dict)
{
    if (fv::cellSetOption::read(dict))
    {
        if (!coeffs_.readIfPresent("UNames", fieldNames_))
        {
            fieldNames_.resize(1);
            fieldNames_.first() = coeffs_.getOrDefault<word>("U", "U");
        }
 
        fv::option::resetApplied();
 
        return true;
    }
 
    return false;
}
 
 
// ************************************************************************* //