96 lines
3.1 KiB
C
96 lines
3.1 KiB
C
/*---------------------------------------------------------------------------*\
|
|
========= |
|
|
\\ / F ield | OpenFOAM: The Open Source CFD Toolbox
|
|
\\ / O peration |
|
|
\\ / A nd | Copyright (C) 2015-2017 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 "tabulatedAccelerationSource.H"
|
|
#include "fvMesh.H"
|
|
#include "fvMatrices.H"
|
|
#include "uniformDimensionedFields.H"
|
|
|
|
// * * * * * * * * * * * * * Private Member Functions * * * * * * * * * * * //
|
|
|
|
template<class RhoFieldType>
|
|
void Foam::fv::tabulatedAccelerationSource::addSup
|
|
(
|
|
const RhoFieldType& rho,
|
|
fvMatrix<vector>& eqn,
|
|
const label fieldi
|
|
)
|
|
{
|
|
Vector<vector> acceleration(motion_.acceleration());
|
|
|
|
// If gravitational force is present combine with the linear acceleration
|
|
if (mesh_.foundObject<uniformDimensionedVectorField>("g"))
|
|
{
|
|
uniformDimensionedVectorField& g =
|
|
mesh_.lookupObjectRef<uniformDimensionedVectorField>("g");
|
|
|
|
const uniformDimensionedScalarField& hRef =
|
|
mesh_.lookupObject<uniformDimensionedScalarField>("hRef");
|
|
|
|
g = g0_ - dimensionedVector("a", dimAcceleration, acceleration.x());
|
|
|
|
dimensionedScalar ghRef
|
|
(
|
|
mag(g.value()) > SMALL
|
|
? g & (cmptMag(g.value())/mag(g.value()))*hRef
|
|
: dimensionedScalar("ghRef", g.dimensions()*dimLength, 0)
|
|
);
|
|
|
|
mesh_.lookupObjectRef<volScalarField>("gh") = (g & mesh_.C()) - ghRef;
|
|
|
|
mesh_.lookupObjectRef<surfaceScalarField>("ghf") =
|
|
(g & mesh_.Cf()) - ghRef;
|
|
}
|
|
// ... otherwise include explicitly in the momentum equation
|
|
else
|
|
{
|
|
eqn -= rho*dimensionedVector("a", dimAcceleration, acceleration.x());
|
|
}
|
|
|
|
dimensionedVector Omega
|
|
(
|
|
"Omega",
|
|
dimensionSet(0, 0, -1, 0, 0),
|
|
acceleration.y()
|
|
);
|
|
|
|
dimensionedVector dOmegaDT
|
|
(
|
|
"dOmegaDT",
|
|
dimensionSet(0, 0, -2, 0, 0),
|
|
acceleration.z()
|
|
);
|
|
|
|
eqn -=
|
|
(
|
|
rho*(2*Omega ^ eqn.psi()) // Coriolis force
|
|
+ rho*(Omega ^ (Omega ^ mesh_.C())) // Centrifugal force
|
|
+ rho*(dOmegaDT ^ mesh_.C()) // Angular tabulatedAcceleration force
|
|
);
|
|
}
|
|
|
|
|
|
// ************************************************************************* //
|