100 lines
2.8 KiB
C++
100 lines
2.8 KiB
C++
|
/*---------------------------------------------------------------------------*\
|
||
|
|
========= |
|
||
|
|
\\ / F ield | foam-extend: Open Source CFD
|
||
|
|
\\ / O peration | Version: 4.0
|
||
|
|
\\ / 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
|
||
|
|
laplaciantOversetFoam
|
||
|
|
|
||
|
|
Description
|
||
|
|
Solves a simple Laplace equation, e.g. for thermal diffusion in a solid
|
||
|
|
with support for overset meshes.
|
||
|
|
|
||
|
|
Experimental: no overset mesh changes required
|
||
|
|
|
||
|
|
Author
|
||
|
|
Hrvoje Jasak, Wikki Ltd. All rights reserved
|
||
|
|
|
||
|
|
\*---------------------------------------------------------------------------*/
|
||
|
|
|
||
|
|
#include "fvCFD.H"
|
||
|
|
#include "simpleControl.H"
|
||
|
|
|
||
|
|
// * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * //
|
||
|
|
|
||
|
|
int main(int argc, char *argv[])
|
||
|
|
{
|
||
|
|
|
||
|
|
# include "setRootCase.H"
|
||
|
|
|
||
|
|
# include "createTime.H"
|
||
|
|
# include "createMesh.H"
|
||
|
|
|
||
|
|
simpleControl simple(mesh);
|
||
|
|
|
||
|
|
# include "createFields.H"
|
||
|
|
|
||
|
|
// * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * //
|
||
|
|
|
||
|
|
Info<< "\nCalculating temperature distribution\n" << endl;
|
||
|
|
|
||
|
|
while (simple.loop())
|
||
|
|
{
|
||
|
|
Info<< "Time = " << runTime.timeName() << nl << endl;
|
||
|
|
|
||
|
|
T.correctBoundaryConditions();
|
||
|
|
Pout<< "T: " << T.internalField() << endl;
|
||
|
|
return 0;
|
||
|
|
|
||
|
|
fvScalarMatrix TEqn
|
||
|
|
(
|
||
|
|
fvm::laplacian(DT, T)
|
||
|
|
);
|
||
|
|
Pout<< "TEqn: " << TEqn << endl;
|
||
|
|
// TEqn.solve();
|
||
|
|
|
||
|
|
volScalarField residual
|
||
|
|
(
|
||
|
|
"residual",
|
||
|
|
T
|
||
|
|
);
|
||
|
|
|
||
|
|
residual.internalField() = TEqn.residual();
|
||
|
|
// residual.boundaryField() == 0;
|
||
|
|
residual.write();
|
||
|
|
|
||
|
|
Info<< "residual " << gSumMag(residual.internalField()) << endl;
|
||
|
|
|
||
|
|
# include "write.H"
|
||
|
|
|
||
|
|
Info<< "ExecutionTime = " << runTime.elapsedCpuTime() << " s"
|
||
|
|
<< " ClockTime = " << runTime.elapsedClockTime() << " s"
|
||
|
|
<< nl << endl;
|
||
|
|
}
|
||
|
|
|
||
|
|
Info<< "End\n" << endl;
|
||
|
|
|
||
|
|
return 0;
|
||
|
|
}
|
||
|
|
|
||
|
|
|
||
|
|
// ************************************************************************* //
|