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foam-extend4.1-coherent-io/applications/solvers/basic/PODSolver/PODSolver.C
2015-05-17 15:58:16 +02:00

106 lines
2.8 KiB
C

/*---------------------------------------------------------------------------*\
========= |
\\ / F ield | foam-extend: Open Source CFD
\\ / O peration | Version: 3.2
\\ / A nd | Web: http://www.foam-extend.org
\\/ M anipulation | For copyright notice see file Copyright
-------------------------------------------------------------------------------
License
This file is part of foam-extend.
foam-extend 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.
foam-extend 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 foam-extend. If not, see <http://www.gnu.org/licenses/>.
Application
PODsolver
Description
Proper orthogonal decomposition solver with run-time selectable
physical model
\*---------------------------------------------------------------------------*/
#include "fvCFD.H"
#include "PODODE.H"
#include "ODESolver.H"
// * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * //
int main(int argc, char *argv[])
{
# include "setRootCase.H"
# include "createTime.H"
# include "createMesh.H"
Info<< "Reading PODsolverDict\n" << endl;
IOdictionary PODsolverDict
(
IOobject
(
"PODsolverDict",
runTime.system(),
mesh,
IOobject::MUST_READ,
IOobject::NO_WRITE
)
);
// Create equation
autoPtr<PODODE> equation
(
PODODE::New(mesh, PODsolverDict)
);
// Create solver
autoPtr<ODESolver> solver =
ODESolver::New
(
PODsolverDict.lookup("solver"),
equation()
);
// Read required accuracy
scalar eps = readScalar(PODsolverDict.lookup("eps"));
Info<< "\nStarting time loop\n" << endl;
for (runTime++; !runTime.end(); runTime++)
{
Info<< "Time = " << runTime.timeName() << nl << endl;
solver->solve
(
runTime.value(),
runTime.value() + runTime.deltaT().value(),
eps,
runTime.deltaT().value()
);
// Create fields and recalculate properties
if (runTime.outputTime())
{
Info << "Writing fields" << endl;
equation->write();
}
}
Info<< "End\n" << endl;
return(0);
}
// ************************************************************************* //