Commit 9a7ca2b9 authored by henry's avatar henry
Browse files

Added pimpleFoam to the collection.

parent ef794a45
pimpleFoam.C
EXE = $(FOAM_USER_APPBIN)/pimpleFoam
EXE_INC = \
-I$(LIB_SRC)/finiteVolume/lnInclude \
-I$(LIB_SRC)/turbulenceModels/RAS \
-I$(LIB_SRC)/transportModels
EXE_LIBS = \
-lincompressibleRASModels \
-lincompressibleTransportModels \
-lfiniteVolume \
-lmeshTools
// Solve the Momentum equation
tmp<fvVectorMatrix> UEqn
(
fvm::ddt(U)
+ fvm::div(phi, U)
+ turbulence->divDevReff(U)
);
if (oCorr == nOuterCorr-1)
{
UEqn().relax(1);
}
else
{
UEqn().relax();
}
volScalarField rUA = 1.0/UEqn().A();
if (momentumPredictor)
{
if (oCorr == nOuterCorr-1)
{
solve(UEqn() == -fvc::grad(p), mesh.solver("UFinal"));
}
else
{
solve(UEqn() == -fvc::grad(p));
}
}
else
{
U = rUA*(UEqn().H() - fvc::grad(p));
U.correctBoundaryConditions();
}
Info<< "Reading field p\n" << endl;
volScalarField p
(
IOobject
(
"p",
runTime.timeName(),
mesh,
IOobject::MUST_READ,
IOobject::AUTO_WRITE
),
mesh
);
Info<< "Reading field U\n" << endl;
volVectorField U
(
IOobject
(
"U",
runTime.timeName(),
mesh,
IOobject::MUST_READ,
IOobject::AUTO_WRITE
),
mesh
);
#include "createPhi.H"
label pRefCell = 0;
scalar pRefValue = 0.0;
setRefCell(p, mesh.solutionDict().subDict("PISO"), pRefCell, pRefValue);
singlePhaseTransportModel laminarTransport(U, phi);
autoPtr<incompressible::RASModel> turbulence
(
incompressible::RASModel::New(U, phi, laminarTransport)
);
U = rUA*UEqn().H();
if (nCorr <= 1)
{
UEqn.clear();
}
phi = (fvc::interpolate(U) & mesh.Sf())
+ fvc::ddtPhiCorr(rUA, U, phi);
adjustPhi(phi, U, p);
// Non-orthogonal pressure corrector loop
for (int nonOrth=0; nonOrth<=nNonOrthCorr; nonOrth++)
{
// Pressure corrector
fvScalarMatrix pEqn
(
fvm::laplacian(rUA, p) == fvc::div(phi)
);
pEqn.setReference(pRefCell, pRefValue);
if
(
oCorr == nOuterCorr-1
&& corr == nCorr-1
&& nonOrth == nNonOrthCorr
)
{
pEqn.solve(mesh.solver("pFinal"));
}
else
{
pEqn.solve();
}
if (nonOrth == nNonOrthCorr)
{
phi -= pEqn.flux();
}
}
#include "continuityErrs.H"
// Explicitly relax pressure for momentum corrector except for last corrector
if (oCorr != nOuterCorr-1)
{
p.relax();
}
U -= rUA*fvc::grad(p);
U.correctBoundaryConditions();
/*---------------------------------------------------------------------------*\
========= |
\\ / F ield | OpenFOAM: The Open Source CFD Toolbox
\\ / O peration |
\\ / A nd | Copyright (C) 1991-2007 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 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
Application
pimpleFoam
Description
Large time-step transient solver for incompressible, turbulent flow using
the PIMPLE (merged PISO-SIMPLE) algorithm.
\*---------------------------------------------------------------------------*/
#include "fvCFD.H"
#include "incompressible/singlePhaseTransportModel/singlePhaseTransportModel.H"
#include "incompressible/RASModel/RASModel.H"
// * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * //
int main(int argc, char *argv[])
{
#include "setRootCase.H"
#include "createTime.H"
#include "createMesh.H"
#include "createFields.H"
#include "initContinuityErrs.H"
Info<< "\nStarting time loop\n" << endl;
while (runTime.run())
{
#include "readTimeControls.H"
#include "readPIMPLEControls.H"
#include "CourantNo.H"
#include "setDeltaT.H"
runTime++;
Info<< "Time = " << runTime.timeName() << nl << endl;
if (nOuterCorr != 1)
{
p.storePrevIter();
}
// --- Pressure-velocity PIMPLE corrector loop
for (int oCorr=0; oCorr<nOuterCorr; oCorr++)
{
#include "UEqn.H"
// --- PISO loop
for (int corr=0; corr<nCorr; corr++)
{
#include "pEqn.H"
}
turbulence->correct();
}
runTime.write();
Info<< "ExecutionTime = " << runTime.elapsedCpuTime() << " s"
<< " ClockTime = " << runTime.elapsedClockTime() << " s"
<< nl << endl;
}
Info<< "End\n" << endl;
return 0;
}
// ************************************************************************* //
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