144 lines
4.3 KiB
C
144 lines
4.3 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
|
|
|
|
Application
|
|
icoDyMOversetFoam
|
|
|
|
Description
|
|
Transient solver for incompressible, laminar flow of Newtonian fluids
|
|
with dynamic mesh and immersed boundary mesh support.
|
|
|
|
Author
|
|
Hrvoje Jasak, Wikki Ltd. All rights reserved
|
|
|
|
\*---------------------------------------------------------------------------*/
|
|
|
|
#include "fvCFD.H"
|
|
#include "dynamicFvMesh.H"
|
|
#include "immersedBoundaryFvPatch.H"
|
|
#include "immersedBoundaryAdjustPhi.H"
|
|
#include "pimpleControl.H"
|
|
|
|
// * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * //
|
|
|
|
int main(int argc, char *argv[])
|
|
{
|
|
# include "setRootCase.H"
|
|
# include "createTime.H"
|
|
# include "createDynamicFvMesh.H"
|
|
|
|
pimpleControl pimple(mesh);
|
|
|
|
# include "createFields.H"
|
|
# include "initContinuityErrs.H"
|
|
|
|
// * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * //
|
|
|
|
Info<< "\nStarting time loop\n" << endl;
|
|
|
|
while (runTime.loop())
|
|
{
|
|
Info<< "Time = " << runTime.timeName() << nl << endl;
|
|
|
|
// Make the fluxes absolute
|
|
fvc::makeAbsolute(phi, U);
|
|
|
|
bool meshChanged = mesh.update();
|
|
reduce(meshChanged, orOp<bool>());
|
|
Info<< "Mesh update" << meshChanged << endl;
|
|
# include "createIbMasks.H"
|
|
|
|
// Make the fluxes relative to the mesh motion
|
|
fvc::makeRelative(phi, U);
|
|
|
|
# include "CourantNo.H"
|
|
|
|
// Pressure-velocity corrector
|
|
while (pimple.loop())
|
|
{
|
|
fvVectorMatrix UEqn
|
|
(
|
|
fvm::ddt(U)
|
|
+ fvm::div(phi, U)
|
|
- fvm::laplacian(nu, U)
|
|
);
|
|
|
|
solve(UEqn == -fvc::grad(p));
|
|
|
|
// --- PISO loop
|
|
while (pimple.correct())
|
|
{
|
|
volScalarField rUA = 1.0/UEqn.A();
|
|
|
|
U = rUA*UEqn.H();
|
|
// Immersed boundary update
|
|
U.correctBoundaryConditions();
|
|
|
|
phi = faceIbMask*(fvc::interpolate(U) & mesh.Sf());
|
|
|
|
// Adjust immersed boundary fluxes
|
|
immersedBoundaryAdjustPhi(phi, U);
|
|
adjustPhi(phi, U, p);
|
|
|
|
// Non-orthogonal pressure corrector loop
|
|
while (pimple.correctNonOrthogonal())
|
|
{
|
|
fvScalarMatrix pEqn
|
|
(
|
|
fvm::laplacian(rUA, p) == fvc::div(phi)
|
|
);
|
|
|
|
pEqn.setReference(pRefCell, pRefValue);
|
|
pEqn.solve();
|
|
|
|
if (pimple.finalNonOrthogonalIter())
|
|
{
|
|
phi -= pEqn.flux();
|
|
}
|
|
}
|
|
|
|
# include "immersedBoundaryContinuityErrs.H"
|
|
|
|
// Make the fluxes relative to the mesh motion
|
|
fvc::makeRelative(phi, U);
|
|
|
|
U -= rUA*fvc::grad(p);
|
|
U.correctBoundaryConditions();
|
|
}
|
|
}
|
|
|
|
runTime.write();
|
|
|
|
Info<< "ExecutionTime = " << runTime.elapsedCpuTime() << " s"
|
|
<< " ClockTime = " << runTime.elapsedClockTime() << " s"
|
|
<< nl << endl;
|
|
}
|
|
|
|
Info<< "End\n" << endl;
|
|
|
|
return(0);
|
|
}
|
|
|
|
|
|
// ************************************************************************* //
|