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/*---------------------------------------------------------------------------*\
========= |
\\ / F ield | OpenFOAM: The Open Source CFD Toolbox
\\ / O peration | Website: https://openfoam.org
\\ / A nd | Copyright (C) 2012-2026 OpenFOAM Foundation
\\/ M anipulation |
-------------------------------------------------------------------------------
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.
OpenFOAM is distributed in the hope that it will be useful, but WITHOUT
ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
for more details.
You should have received a copy of the GNU General Public License
along with OpenFOAM. If not, see <http://www.gnu.org/licenses/>.
\*---------------------------------------------------------------------------*/
#include "limitTemperature.H"
#include "basicThermo.H"
#include "addToRunTimeSelectionTable.H"
// * * * * * * * * * * * * * * Static Data Members * * * * * * * * * * * * * //
namespace Foam
{
namespace fv
{
defineTypeNameAndDebug(limitTemperature, 0);
addToRunTimeSelectionTable
(
fvConstraint,
limitTemperature,
dictionary
);
}
}
// * * * * * * * * * * * * * Private Member Functions * * * * * * * * * * * //
void Foam::fv::limitTemperature::readCoeffs(const dictionary& dict)
{
Tmin_ = dict.lookup<scalar>("min");
Tmax_ = dict.lookup<scalar>("max");
fieldName_ = dict.lookupOrDefault<word>("field", word::null);
phaseName_ = dict.lookupOrDefault<word>("phase", word::null);
}
// * * * * * * * * * * * * * * * * Constructors * * * * * * * * * * * * * * //
Foam::fv::limitTemperature::limitTemperature
(
const word& name,
const word& modelType,
const fvMesh& mesh,
const dictionary& dict
)
:
fvConstraint(name, modelType, mesh, dict),
zone_(mesh, coeffs(dict)),
Tmin_(-vGreat),
Tmax_(vGreat),
fieldName_(word::null),
phaseName_(word::null)
{
readCoeffs(coeffs(dict));
}
// * * * * * * * * * * * * * * * Member Functions * * * * * * * * * * * * * //
Foam::wordList Foam::fv::limitTemperature::constrainedFields() const
{
if (fieldName_ != word::null)
{
return wordList(1, IOobject::groupName(fieldName_, phaseName_));
}
else
{
const basicThermo& thermo =
mesh().lookupObject<basicThermo>
(
IOobject::groupName(physicalProperties::typeName, phaseName_)
);
return wordList(1, thermo.he().name());
}
}
bool Foam::fv::limitTemperature::constrain(volScalarField& he) const
{
zone_.regenerate();
const labelList& cells = zone_.zone();
if (he.dimensions() == dimensions::temperature)
{
scalarField& Tc = he.primitiveFieldRef();
forAll(cells, i)
{
const label celli = cells[i];
Tc[celli] = max(min(Tc[celli], Tmax_), Tmin_);
}
// Handle boundaries in the case of 'all'
if (zone_.all())
{
volScalarField::BoundaryField& Tbf = he.boundaryFieldRef();
forAll(Tbf, patchi)
{
fvPatchScalarField& Tp = Tbf[patchi];
if (!Tp.fixesValue())
{
forAll(Tp, facei)
{
Tp[facei] = max(min(Tp[facei], Tmax_), Tmin_);
}
}
}
}
}
else
{
const basicThermo& thermo =
mesh().lookupObject<basicThermo>
(
IOobject::groupName(physicalProperties::typeName, phaseName_)
);
const scalarField Tmin(cells.size(), Tmin_);
const scalarField Tmax(cells.size(), Tmax_);
const scalarField heMin(thermo.he(Tmin, cells));
const scalarField heMax(thermo.he(Tmax, cells));
scalarField& hec = he.primitiveFieldRef();
forAll(cells, i)
{
const label celli = cells[i];
hec[celli] = max(min(hec[celli], heMax[i]), heMin[i]);
}
// Handle boundaries in the case of 'all'
if (zone_.all())
{
volScalarField::BoundaryField& bf = he.boundaryFieldRef();
forAll(bf, patchi)
{
fvPatchScalarField& hep = bf[patchi];
if (!hep.fixesValue())
{
const scalarField Tminp(hep.size(), Tmin_);
const scalarField Tmaxp(hep.size(), Tmax_);
const scalarField heMinp(thermo.he(Tminp, patchi));
const scalarField heMaxp(thermo.he(Tmaxp, patchi));
forAll(hep, facei)
{
hep[facei] =
max(min(hep[facei], heMaxp[facei]), heMinp[facei]);
}
}
}
}
}
return cells.size();
}
bool Foam::fv::limitTemperature::movePoints()
{
zone_.movePoints();
return true;
}
void Foam::fv::limitTemperature::topoChange(const polyTopoChangeMap& map)
{
zone_.topoChange(map);
}
void Foam::fv::limitTemperature::mapMesh(const polyMeshMap& map)
{
zone_.mapMesh(map);
}
void Foam::fv::limitTemperature::distribute(const polyDistributionMap& map)
{
zone_.distribute(map);
}
bool Foam::fv::limitTemperature::read(const dictionary& dict)
{
if (fvConstraint::read(dict))
{
zone_.read(coeffs(dict));
readCoeffs(coeffs(dict));
return true;
}
else
{
return false;
}
}
// ************************************************************************* //