168 lines
5 KiB
C++
168 lines
5 KiB
C++
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/*---------------------------------------------------------------------------*\
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========= |
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\\ / F ield | foam-extend: Open Source CFD
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\\ / O peration | Version: 4.0
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\\ / A nd | Web: http://www.foam-extend.org
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\\/ M anipulation | For copyright notice see file Copyright
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-------------------------------------------------------------------------------
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License
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This file is part of foam-extend.
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foam-extend is free software: you can redistribute it and/or modify it
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under the terms of the GNU General Public License as published by the
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Free Software Foundation, either version 3 of the License, or (at your
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option) any later version.
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foam-extend is distributed in the hope that it will be useful, but
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WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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General Public License for more details.
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You should have received a copy of the GNU General Public License
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along with foam-extend. If not, see <http://www.gnu.org/licenses/>.
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Application
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icoDyMOversetFoam
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Description
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Transient solver for incompressible, laminar flow of Newtonian fluids
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with dynamic mesh and overset mesh support.
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Author
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Hrvoje Jasak, Wikki Ltd. All rights reserved
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\*---------------------------------------------------------------------------*/
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#include "fvCFD.H"
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#include "dynamicFvMesh.H"
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#include "oversetMesh.H"
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#include "oversetFvPatchFields.H"
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#include "oversetAdjustPhi.H"
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#include "globalOversetAdjustPhi.H"
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#include "pisoControl.H"
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// * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * //
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int main(int argc, char *argv[])
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{
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# include "setRootCase.H"
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# include "createTime.H"
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# include "createDynamicFvMesh.H"
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pisoControl piso(mesh);
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# include "initContinuityErrs.H"
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# include "initTotalVolume.H"
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# include "createControls.H"
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# include "createFields.H"
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// * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * //
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Info<< "\nStarting time loop\n" << endl;
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while (runTime.run())
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{
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# include "readControls.H"
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# include "checkTotalVolume.H"
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// Make the fluxes absolute
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fvc::makeAbsolute(phi, U);
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runTime++;
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Info<< "Time = " << runTime.timeName() << nl << endl;
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bool meshChanged = mesh.update();
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reduce(meshChanged, orOp<bool>());
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# include "createOversetMasks.H"
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if (correctPhi && (mesh.moving() || meshChanged))
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{
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# include "correctPhi.H"
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}
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// Make the fluxes relative to the mesh motion
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fvc::makeRelative(phi, U);
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# include "oversetCourantNo.H"
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# include "setDeltaT.H"
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if (mesh.moving() && checkMeshCourantNo)
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{
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# include "meshCourantNo.H"
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}
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# include "UEqn.H"
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// --- PISO loop
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while (piso.correct())
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{
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p.boundaryField().updateCoeffs();
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rAU = 1.0/UEqn.A();
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oversetFvPatchScalarField::oversetInterpolate(rAU); // Overset update
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U = rAU*UEqn.H();
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oversetFvPatchVectorField::oversetInterpolate(U); // Overset update
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phi = fvc::interpolate(U) & mesh.Sf();
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// Adjust overset fluxes
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oversetAdjustPhi(phi, U); // Fringe flux adjustment
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globalOversetAdjustPhi(phi, U, p); // Global flux adjustment
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while (piso.correctNonOrthogonal())
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{
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fvScalarMatrix pEqn
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(
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fvm::laplacian(rAU, p) == fvc::div(phi)
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);
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// Adjust non-orthogonal fringe fluxes if necessary
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om.correctNonOrthoFluxes(pEqn, U);
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pEqn.setReference(pRefCell, pRefValue);
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pEqn.solve
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(
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mesh.solutionDict().solver(p.select(piso.finalInnerIter()))
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);
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if (piso.finalNonOrthogonalIter())
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{
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phi -= pEqn.flux();
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}
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// Perform overset interpolation (after flux reconstruction)
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oversetFvPatchScalarField::oversetInterpolate(p);
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}
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# include "oversetContinuityErrs.H"
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U -= rAU*fvc::grad(p);
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U.correctBoundaryConditions();
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oversetFvPatchVectorField::oversetInterpolate(U); // Overset update
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// Note: if implicit fringe is switched on, we are doing the
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// interpolation twice (once in correctBoundaryConditions and once
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// in oversetInterpolate). Reorganize. VV, 4/Oct/2016.
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// Make the fluxes relative to the mesh motion
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fvc::makeRelative(phi, U);
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}
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runTime.write();
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Info<< "ExecutionTime = " << runTime.elapsedCpuTime() << " s"
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<< " ClockTime = " << runTime.elapsedClockTime() << " s"
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<< nl << endl;
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}
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Info<< "End\n" << endl;
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return(0);
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}
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// ************************************************************************* //
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