129 lines
3.8 KiB
C
129 lines
3.8 KiB
C
/*---------------------------------------------------------------------------*\
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========= |
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\\ / F ield | OpenFOAM: The Open Source CFD Toolbox
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\\ / O peration |
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\\ / A nd | Copyright held by original author
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\\/ M anipulation |
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-------------------------------------------------------------------------------
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License
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This file is part of OpenFOAM.
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OpenFOAM 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 2 of the License, or (at your
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option) any later version.
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OpenFOAM is distributed in the hope that it will be useful, but WITHOUT
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ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
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FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
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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 OpenFOAM; if not, write to the Free Software Foundation,
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Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
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Application
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MRFSimpleFoam
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Description
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Steady-state solver for incompressible, turbulent flow of non-Newtonian
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fluids with MRF regions.
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\*---------------------------------------------------------------------------*/
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#include "fvCFD.H"
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#include "incompressible/singlePhaseTransportModel/singlePhaseTransportModel.H"
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#include "incompressible/RAS/RASModel/RASModel.H"
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#include "MRFZones.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 "createMesh.H"
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# include "createFields.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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for (runTime++; !runTime.end(); runTime++)
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{
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Info<< "Time = " << runTime.timeName() << nl << endl;
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# include "readSIMPLEControls.H"
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p.storePrevIter();
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// Pressure-velocity SIMPLE corrector
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{
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// Momentum predictor
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tmp<fvVectorMatrix> UEqn
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(
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fvm::div(phi, U)
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+ turbulence->divDevReff(U)
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);
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mrfZones.addCoriolis(UEqn());
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UEqn().relax();
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solve(UEqn() == -fvc::grad(p));
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p.boundaryField().updateCoeffs();
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volScalarField rAU = 1.0/UEqn().A();
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U = rAU*UEqn().H();
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UEqn.clear();
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phi = fvc::interpolate(U, "interpolate(HbyA)") & mesh.Sf();
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mrfZones.relativeFlux(phi);
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adjustPhi(phi, U, p);
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// Non-orthogonal pressure corrector loop
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for (int nonOrth=0; nonOrth<=nNonOrthCorr; nonOrth++)
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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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pEqn.setReference(pRefCell, pRefValue);
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pEqn.solve();
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if (nonOrth == nNonOrthCorr)
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{
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phi -= pEqn.flux();
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}
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}
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# include "continuityErrs.H"
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// Explicitly relax pressure for momentum corrector
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p.relax();
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// Momentum corrector
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U -= rAU*fvc::grad(p);
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U.correctBoundaryConditions();
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}
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turbulence->correct();
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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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