166 lines
4.2 KiB
C
166 lines
4.2 KiB
C
/*---------------------------------------------------------------------------*\
|
|
========= |
|
|
\\ / F ield | OpenFOAM: The Open Source CFD Toolbox
|
|
\\ / O peration |
|
|
\\ / A nd | Copyright held by original author
|
|
\\/ 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 2 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, write to the Free Software Foundation,
|
|
Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
|
|
|
|
Description
|
|
COnvert volumetric to mass flux
|
|
|
|
\*---------------------------------------------------------------------------*/
|
|
|
|
#include "argList.H"
|
|
#include "fvCFD.H"
|
|
|
|
// * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * //
|
|
|
|
int main(int argc, char *argv[])
|
|
{
|
|
argList::validOptions.insert("rhoRef", "scalar");
|
|
|
|
# include "setRootCase.H"
|
|
|
|
if (!args.options().found("rhoRef"))
|
|
{
|
|
FatalErrorIn(args.executable())
|
|
<< "Missing reference density"
|
|
<< endl;
|
|
|
|
FatalError.exit();
|
|
}
|
|
|
|
|
|
dimensionedScalar rhoRef
|
|
(
|
|
"rhoRef",
|
|
dimDensity,
|
|
readScalar(IStringStream(args.options()["rhoRef"])())
|
|
);
|
|
|
|
Info<< "Reference density = " << rhoRef.value() << endl;
|
|
|
|
|
|
# include "createTime.H"
|
|
# include "createMesh.H"
|
|
|
|
Info<< "Time = " << runTime.value() << endl;
|
|
|
|
Info<< " Reading p" << endl;
|
|
volScalarField p
|
|
(
|
|
IOobject
|
|
(
|
|
"p",
|
|
runTime.timeName(),
|
|
mesh,
|
|
IOobject::MUST_READ,
|
|
IOobject::NO_WRITE
|
|
),
|
|
mesh
|
|
);
|
|
|
|
if (p.dimensions() == dimPressure)
|
|
{
|
|
Info<< "Pressure " << p.name() << " is a dynamic pressure. "
|
|
<< "Nothing to do"
|
|
<< endl;
|
|
}
|
|
else if (p.dimensions() == dimPressure/dimDensity)
|
|
{
|
|
volScalarField rhoP
|
|
(
|
|
IOobject
|
|
(
|
|
"rho" + p.name(),
|
|
runTime.timeName(),
|
|
mesh,
|
|
IOobject::NO_READ,
|
|
IOobject::NO_WRITE
|
|
),
|
|
rhoRef*p
|
|
);
|
|
|
|
Info<< "Correcting kinematic pressure " << p.name()
|
|
<< " into dynamic pressure " << rhoP.name()
|
|
<< endl;
|
|
|
|
rhoP.write();
|
|
}
|
|
else
|
|
{
|
|
Info<< "Cannot recognise dimensions of pressure field " << p.name()
|
|
<< ": " << p.dimensions() << ". Ignoring" << endl;
|
|
|
|
}
|
|
|
|
Info<< " Reading phi" << endl;
|
|
surfaceScalarField phi
|
|
(
|
|
IOobject
|
|
(
|
|
"phi",
|
|
runTime.timeName(),
|
|
mesh,
|
|
IOobject::MUST_READ,
|
|
IOobject::NO_WRITE
|
|
),
|
|
mesh
|
|
);
|
|
|
|
if (phi.dimensions() == dimMass/dimTime)
|
|
{
|
|
Info<< "Flux " << phi.name() << " is a mass flux. Nothing to do"
|
|
<< endl;
|
|
}
|
|
else if (phi.dimensions() == dimVolume/dimTime)
|
|
{
|
|
surfaceScalarField rhoPhi
|
|
(
|
|
IOobject
|
|
(
|
|
"rho" + phi.name(),
|
|
runTime.timeName(),
|
|
mesh,
|
|
IOobject::NO_READ,
|
|
IOobject::NO_WRITE
|
|
),
|
|
rhoRef*phi
|
|
);
|
|
|
|
Info<< "Correcting volume flux " << phi.name()
|
|
<< " into mass flux " << rhoPhi.name()
|
|
<< endl;
|
|
|
|
rhoPhi.write();
|
|
}
|
|
else
|
|
{
|
|
Info<< "Cannot recognise dimensions of flux field " << phi.name()
|
|
<< ": " << phi.dimensions() << ". Ignoring" << endl;
|
|
}
|
|
|
|
Info<< "End\n" << endl;
|
|
|
|
return(0);
|
|
}
|
|
|
|
|
|
// ************************************************************************* //
|