/usr/include/freefoam/chemistryModel/sequential.C is in libfreefoam-dev 0.1.0+dfsg-1build1.
This file is owned by root:root, with mode 0o644.
The actual contents of the file can be viewed below.
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========= |
\\ / F ield | OpenFOAM: The Open Source CFD Toolbox
\\ / O peration |
\\ / A nd | Copyright (C) 1991-2010 OpenCFD Ltd.
\\/ 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 "sequential.H"
#include <OpenFOAM/addToRunTimeSelectionTable.H>
// * * * * * * * * * * * * * * * * Constructors * * * * * * * * * * * * * * //
template<class CompType, class ThermoType>
Foam::sequential<CompType, ThermoType>::sequential
(
ODEChemistryModel<CompType, ThermoType>& model,
const word& modelName
)
:
chemistrySolver<CompType, ThermoType>(model, modelName),
coeffsDict_(model.subDict(modelName + "Coeffs")),
cTauChem_(readScalar(coeffsDict_.lookup("cTauChem"))),
equil_(coeffsDict_.lookup("equilibriumRateLimiter"))
{}
// * * * * * * * * * * * * * * * * Destructor * * * * * * * * * * * * * * * //
template<class CompType, class ThermoType>
Foam::sequential<CompType, ThermoType>::~sequential()
{}
// * * * * * * * * * * * * * * * Member Functions * * * * * * * * * * * * * //
template<class CompType, class ThermoType>
Foam::scalar Foam::sequential<CompType, ThermoType>::solve
(
scalarField &c,
const scalar T,
const scalar p,
const scalar t0,
const scalar dt
) const
{
scalar tChemInv = SMALL;
scalar pf, cf, pb, cb;
label lRef, rRef;
for (label i=0; i<this->model_.reactions().size(); i++)
{
const Reaction<ThermoType>& R = this->model_.reactions()[i];
scalar om0 = this->model_.omega
(
R, c, T, p, pf, cf, lRef, pb, cb, rRef
);
scalar omeg = 0.0;
if (!equil_)
{
omeg = om0;
}
else
{
if (om0<0.0)
{
omeg = om0/(1.0 + pb*dt);
}
else
{
omeg = om0/(1.0 + pf*dt);
}
}
tChemInv = max(tChemInv, mag(omeg));
// update species
for (label s=0; s<R.lhs().size(); s++)
{
label si = R.lhs()[s].index;
scalar sl = R.lhs()[s].stoichCoeff;
c[si] -= dt*sl*omeg;
c[si] = max(0.0, c[si]);
}
for (label s=0; s<R.rhs().size(); s++)
{
label si = R.rhs()[s].index;
scalar sr = R.rhs()[s].stoichCoeff;
c[si] += dt*sr*omeg;
c[si] = max(0.0, c[si]);
}
} // end for (label i...
return cTauChem_/tChemInv;
}
// ************************ vim: set sw=4 sts=4 et: ************************ //
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