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foam-extend4.1-coherent-io/applications/utilities/errorEstimation/simpleFoamResidual/simpleFoamResidual.C
2015-05-17 15:58:16 +02:00

135 lines
3.7 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
simpleFoamResidual
Author
Hrvoje Jasak, Wikki Ltd. All rights reserved.
Description
Calculate and write residual for a simpleFoam momentum equation
\*---------------------------------------------------------------------------*/
#include "fvCFD.H"
#include "singlePhaseTransportModel.H"
#include "RASModel.H"
// * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * //
int main(int argc, char *argv[])
{
timeSelector::addOptions();
# include "setRootCase.H"
# include "createTime.H"
instantList timeDirs = timeSelector::select0(runTime, args);
# include "createMesh.H"
forAll(timeDirs, timeI)
{
runTime.setTime(timeDirs[timeI], timeI);
Info<< "Time = " << runTime.timeName() << endl;
IOobject Uheader
(
"U",
runTime.timeName(),
mesh,
IOobject::MUST_READ
);
IOobject pHeader
(
"p",
runTime.timeName(),
mesh,
IOobject::MUST_READ
);
// Check U exists
if (Uheader.headerOk() && pHeader.headerOk())
{
mesh.readUpdate();
Info<< " Reading U" << endl;
volVectorField U(Uheader, mesh);
Info<< " Reading p" << endl;
volScalarField p(pHeader, mesh);
# include "createPhi.H"
singlePhaseTransportModel laminarTransport(U, phi);
autoPtr<incompressible::RASModel> turbulence
(
incompressible::RASModel::New(U, phi, laminarTransport)
);
Info<< " Calculating uResidual" << endl;
volScalarField uResidual
(
IOobject
(
"uResidual",
runTime.timeName(),
mesh,
IOobject::NO_READ
),
mag
(
fvc::div(phi, U)
+ fvc::div(turbulence->R())
+ fvc::grad(p)
)
);
Info<< "uResidual max: " << max(uResidual.internalField())
<< " mean: "
<< sum(uResidual.internalField()*mesh.V())/
sum(mesh.V()).value()
<< endl;
uResidual.write();
}
else
{
Info<< " No U or p" << endl;
}
Info<< endl;
}
Info<< "End\n" << endl;
return(0);
}
// ************************************************************************* //