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========= |
\\ / F ield | OpenFOAM: The Open Source CFD Toolbox
\\ / O peration | Website: https://openfoam.org
\\ / A nd | Copyright (C) 2024-2026 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 "multiValveEngine.H"
#include "pointDist.H"
// * * * * * * * * * * * * * * * * Constructors * * * * * * * * * * * * * * //
Foam::fvMeshMovers::multiValveEngine::valveObject::valveObject
(
const word& name,
const multiValveEngine& engine,
const dictionary& dict
)
:
movingObject(name, engine, dict),
minLift_(dict.lookup<scalar>("minLift", dimensions::length))
{}
// * * * * * * * * * * * * * * * Member Functions * * * * * * * * * * * * * //
Foam::scalar Foam::fvMeshMovers::multiValveEngine::valveObject::lift
(
const scalar theta
) const
{
return motion_->value(theta);
}
bool Foam::fvMeshMovers::multiValveEngine::valveObject::isOpen() const
{
return lift(meshMover_.userTime()) >= minLift_;
}
Foam::scalar Foam::fvMeshMovers::multiValveEngine::valveObject::lift() const
{
return max
(
lift(meshMover_.userTime()),
minLift_
);
}
Foam::scalar Foam::fvMeshMovers::multiValveEngine::valveObject::speed() const
{
return
-(
lift()
- max
(
lift(meshMover_.userTime() - meshMover_.userDeltaT()),
minLift_
)
)/(meshMover_.mesh().time().deltaTValue() + vSmall);
}
Foam::scalar
Foam::fvMeshMovers::multiValveEngine::valveObject::displacement() const
{
return
lift(meshMover_.userTime() - meshMover_.userDeltaT())
- lift(meshMover_.userTime());
}
void Foam::fvMeshMovers::multiValveEngine::valveObject::updatePoints
(
pointField& newPoints
)
{
// Update points only if valve is moving
if (isOpen())
{
const scalar position = this->lift();
// Update a cached scale_ field if needed
if
(
executionCount_ == 0
|| mag(position - position0_) > travelInterval_
)
{
const pointMesh& pMesh = pointMesh::New(meshMover_.mesh());
const pointField& points(meshMover_.mesh().points());
const pointDist pDistMoving
(
pMesh,
patchSet,
movingPointZones(),
staticPatchSet_,
staticPointZones(),
points,
maxMotionDistance_
);
const pointDist pDistStatic
(
pMesh,
staticPatchSet_,
staticPointZones(),
patchSet,
movingPointZones(),
points,
maxMotionDistance_
);
calcScale
(
pMesh,
pDistMoving,
pDistStatic,
movingFrozenLayerThickness_,
maxMotionDistance_,
staticFrozenLayerThickness_
);
position0_ = position;
}
const vector translationVector(displacement()*axis);
pointTransform(newPoints, translationVector);
}
}
// ************************************************************************* //
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