117 lines
3.7 KiB
C++
117 lines
3.7 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: 4.1
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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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buoyantWallHeatFlux
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Description
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Calculates and writes the heat flux in incompressible flow with Boussinesq's
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buoyancy assumption (e.g. buoyantBoussineqSimpleFoam) for all patches as the
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boundary field of a volScalarField and also prints the integrated flux for
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all wall patches.
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\*---------------------------------------------------------------------------*/
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#include "fvCFD.H"
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#include "RASModel.H"
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#include "LESModel.H"
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#include "singlePhaseTransportModel.H"
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// * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * //
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int main(int argc, char *argv[])
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{
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timeSelector::addOptions();
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#include "setRootCase.H"
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#include "createTime.H"
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instantList timeDirs = timeSelector::select0(runTime, args);
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#include "createMesh.H"
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forAll(timeDirs, timeI)
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{
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runTime.setTime(timeDirs[timeI], timeI);
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Info<< "Time = " << runTime.timeName() << endl;
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mesh.readUpdate();
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#include "createFields.H"
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// Calculate effective kappa
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const volScalarField kappaEff
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(
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"kappaEff",
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turbulence->nu()/Pr + turbulence->nut()/Prt
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);
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// Calculate the heat flux
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const surfaceScalarField heatFlux =
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rhoRef*c*fvc::interpolate(kappaEff)*fvc::snGrad(T);
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// Get the heat flux at the patch
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const surfaceScalarField::GeometricBoundaryField& patchHeatFlux =
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heatFlux.boundaryField();
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Info<< "\nWall heat fluxes [W]" << endl;
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forAll(patchHeatFlux, patchi)
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{
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if (mesh.boundary()[patchi].isWall())
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{
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Info<< mesh.boundary()[patchi].name()
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<< " "
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<< gSum
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(
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mesh.magSf().boundaryField()[patchi]
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*patchHeatFlux[patchi]
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)
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<< endl;
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}
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}
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Info<< endl;
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// Create the volScalarField which will have heat fluxes at the boundary
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volScalarField buoyantWallHeatFlux
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(
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IOobject
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(
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"buoyantWallHeatFlux",
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runTime.timeName(),
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mesh
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),
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mesh,
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dimensionedScalar("buoyantWallHeatFlux", heatFlux.dimensions(), 0.0)
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);
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forAll(buoyantWallHeatFlux.boundaryField(), patchi)
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{
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buoyantWallHeatFlux.boundaryField()[patchi] = patchHeatFlux[patchi];
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}
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buoyantWallHeatFlux.write();
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}
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Info<< "End" << endl;
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return 0;
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}
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// ************************************************************************* //
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