116 lines
3.1 KiB
C
116 lines
3.1 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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PSD
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Description
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Calculates and writes the Principal Stress Difference (PSD) for each time.
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Author
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Jovani L. Favero. All rights reserved
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\*---------------------------------------------------------------------------*/
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#include "fvCFD.H"
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// * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * //
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int main(int argc, char *argv[])
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{
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# include "addTimeOptions.H"
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# include "setRootCase.H"
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# include "createTime.H"
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// Get times list
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instantList Times = runTime.times();
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// set startTime and endTime depending on -time and -latestTime options
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# include "checkTimeOptions.H"
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runTime.setTime(Times[startTime], startTime);
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# include "createMesh.H"
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for (label i=startTime; i<endTime; i++)
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{
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runTime.setTime(Times[i], i);
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Info<< "Time = " << runTime.timeName() << endl;
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mesh.readUpdate();
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IOobject tauHeader
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(
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"tau",
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runTime.timeName(),
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mesh,
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IOobject::MUST_READ
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);
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// Check tau exists
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if (tauHeader.headerOk())
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{
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mesh.readUpdate();
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Info<< " Reading tau" << endl;
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volSymmTensorField tau(tauHeader, mesh);
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Info<< " Calculating PSD"<< endl;
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volScalarField PSD
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(
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IOobject
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(
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"PSD",
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runTime.timeName(),
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mesh,
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IOobject::NO_READ
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),
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Foam::sqrt
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(
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Foam::sqr(tau.component(symmTensor::YY)
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- tau.component(symmTensor::XX))
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+ 4*Foam::sqr(tau.component(symmTensor::XY))
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)
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);
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PSD.write();
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}
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else
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{
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Info<< " No tau" << endl;
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}
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Info<< endl;
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} //for time
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Info<< endl;
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Info<< " End"<< nl << endl;
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return(0);
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}
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// ************************************************************************* //
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