db7fac3f24
git-svn-id: https://openfoam-extend.svn.sourceforge.net/svnroot/openfoam-extend/trunk/Core/OpenFOAM-1.5-dev@1731 e4e07f05-0c2f-0410-a05a-b8ba57e0c909
175 lines
4.6 KiB
C
175 lines
4.6 KiB
C
/*---------------------------------------------------------------------------*\
|
|
========= |
|
|
\\ / F ield | OpenFOAM: The Open Source CFD Toolbox
|
|
\\ / O peration |
|
|
\\ / A nd | Copyright (C) 2004-2007 Z. Tukovic and H. Jasak
|
|
\\/ 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., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
|
|
|
|
Application
|
|
interfaceTrackinFoam
|
|
|
|
Description
|
|
Incompressible laminar CFD code for simulation of a single bubble rising
|
|
in a stil liquid. Interface between fluid phases is tracked using moving
|
|
mesh.
|
|
|
|
\*---------------------------------------------------------------------------*/
|
|
|
|
#include "Ostream.H"
|
|
#include "OFstream.H"
|
|
|
|
#include "fvCFD.H"
|
|
|
|
#include "inletOutletFvPatchFields.H"
|
|
#include "zeroGradientFvPatchFields.H"
|
|
#include "fixedGradientFvPatchFields.H"
|
|
|
|
#include "motionSolver.H"
|
|
#include "freeSurface.H"
|
|
|
|
// * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * //
|
|
|
|
int main(int argc, char *argv[])
|
|
{
|
|
# include "setRootCase.H"
|
|
|
|
# include "createTime.H"
|
|
|
|
# include "createMeshNoClear.H"
|
|
|
|
# include "createFields.H"
|
|
|
|
# include "initContinuityErrs.H"
|
|
|
|
# include "createBubble.H"
|
|
|
|
# include "createPath.H"
|
|
|
|
# include "createForces.H"
|
|
|
|
// * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * //
|
|
|
|
Info << "\nStarting time loop\n" << endl;
|
|
|
|
for (runTime++; !runTime.end(); runTime++)
|
|
{
|
|
Info << "Time = " << runTime.value() << endl;
|
|
|
|
# include "readBubbleSIMPLEControls.H"
|
|
# include "CourantNo.H"
|
|
|
|
interface.updateDisplacementDirections();
|
|
|
|
interface.moveMeshPointsForOldFreeSurfDisplacement();
|
|
|
|
interface.smooth();
|
|
|
|
# include "updateMovingReferenceFrame.H"
|
|
|
|
// --- SIMPLE loop
|
|
for (label timeCorr=0; timeCorr<=nTimeCorr; timeCorr++)
|
|
{
|
|
Info << endl;
|
|
|
|
p.storePrevIter();
|
|
|
|
interface.correctBoundaryConditions();
|
|
|
|
tmp<fvVectorMatrix> UEqn
|
|
(
|
|
fvm::ddt(rho, U)
|
|
+ rho*aF
|
|
+ fvm::div(phiNet, U)
|
|
- fvm::laplacian(mu, U)
|
|
);
|
|
|
|
UEqn().relax();
|
|
|
|
solve(UEqn() == -fvc::grad(p));
|
|
|
|
volScalarField AU = UEqn().A();
|
|
|
|
U = UEqn().H()/AU;
|
|
U.correctBoundaryConditions();
|
|
|
|
UEqn.clear();
|
|
|
|
phi = (fvc::interpolate(U) & mesh.Sf());
|
|
|
|
# include "spacePatchFlowRateScaling.H"
|
|
|
|
# include "freeSurfacePatchFlowRateScaling.H"
|
|
|
|
// Non-orthogonal pressure corrector loop
|
|
for (label nonOrth=0; nonOrth<=nNonOrthCorr; nonOrth++)
|
|
{
|
|
fvScalarMatrix pEqn
|
|
(
|
|
fvm::laplacian(1.0/AU, p) == fvc::div(phi)
|
|
);
|
|
|
|
pEqn.setReference(0, 0.0);
|
|
pEqn.solve();
|
|
|
|
if (nonOrth == nNonOrthCorr)
|
|
{
|
|
phi -= pEqn.flux();
|
|
}
|
|
}
|
|
|
|
# include "continuityErrs.H"
|
|
|
|
// Explicitly relax pressure
|
|
p.relax();
|
|
|
|
// Momentum corrector
|
|
U -= fvc::grad(p)/AU;
|
|
U.correctBoundaryConditions();
|
|
|
|
// Move mesh
|
|
interface.movePoints();
|
|
|
|
// Update motion fluxes
|
|
phiNet = fvc::interpolate(rho)*(phi - fvc::meshPhi(rho, U));
|
|
|
|
# include "freeSurfaceContinuityErrs.H"
|
|
}
|
|
|
|
# include "bubbleVolumeReduction.H"
|
|
|
|
runTime.write();
|
|
|
|
# include "writeData.H"
|
|
|
|
# include "writePath.H"
|
|
|
|
# include "writeForces.H"
|
|
|
|
Info << "ExecutionTime = "
|
|
<< scalar(runTime.elapsedCpuTime())
|
|
<< " s\n" << endl << endl;
|
|
}
|
|
|
|
Info << "End\n" << endl;
|
|
|
|
return(0);
|
|
}
|
|
|
|
// ************************************************************************* //
|