190 lines
5.6 KiB
C++
190 lines
5.6 KiB
C++
/*---------------------------------------------------------------------------*\
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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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potentialDyMOversetFoam
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Description
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Transient solver for potential flow with dynamic overset mesh.
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Author
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Hrvoje Jasak, Wikki Ltd. All rights reserved.
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Vuko Vukcevic, FMENA Zagreb. 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 "pisoControl.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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// * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * //
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int main(int argc, char *argv[])
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{
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argList::validOptions.insert("reconstructU", "");
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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 "createFields.H"
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# include "initTotalVolume.H"
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# include "initContinuityErrs.H"
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// * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * //
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Info<< "\nStarting time loop\n" << endl;
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while (runTime.loop())
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{
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# include "checkTotalVolume.H"
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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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// Update moving wall velocity boundary condition and calculate the flux
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U.correctBoundaryConditions();
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// Forced overset update: make sure the overset interpolation is
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// performed regardless of whether the coupledFringe is specified.
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oversetFvPatchVectorField::oversetInterpolate(U);
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phi == (linearInterpolate(U) & mesh.Sf());
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// Resetting pressure field
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p.internalField() = 0;
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# include "volContinuity.H"
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# include "meshCourantNo.H"
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// Solve potential flow equations
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// Adjust 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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p.storePrevIter();
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Info<< "Initial flux contour continuity error = "
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<< mag(sum(phi.boundaryField()))
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<< endl;
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fvScalarMatrix pEqn
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(
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fvm::laplacian
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(
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dimensionedScalar
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(
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"1",
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dimTime/p.dimensions()*dimensionSet(0, 2, -2, 0, 0),
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1
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),
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p
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)
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==
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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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if (piso.finalNonOrthogonalIter())
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{
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phi -= pEqn.flux();
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# include "oversetContinuityErrs.H"
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}
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else
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{
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p.relax();
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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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// Update div phi field for visualisation purposes
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oversetDivPhi = cellOversetMask*fvc::div(phi);
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if (args.optionFound("reconstructU"))
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{
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U = fvc::reconstruct(phi);
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U.correctBoundaryConditions();
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}
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Info<< "Interpolated U error = "
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<< (
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sqrt
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(
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sum
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(
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sqr
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(
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faceOversetMask*
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(
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(fvc::interpolate(U) & mesh.Sf())
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- phi
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)
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)
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)
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)/sum(mesh.magSf())
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).value()
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<< endl;
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// Calculate velocity magnitude
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{
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volScalarField magU = mag(U);
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Info<< "mag(U): max: " << gMax(magU.internalField())
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<< " min: " << gMin(magU.internalField()) << endl;
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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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