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foam-extend4.1-coherent-io/applications/solvers/stressAnalysis/stressFemFoam/stressFemFoam.C

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C

/*---------------------------------------------------------------------------*\
========= |
\\ / F ield | OpenFOAM: The Open Source CFD Toolbox
\\ / O peration |
\\ / A nd | Copyright held by original author
\\/ M anipulation |
-------------------------------------------------------------------------------
License
This file is part of OpenFOAM.
OpenFOAM is free software; you can redistribute it and/or modify it
under the terms of the GNU General Public License as published by the
Free Software Foundation; either version 2 of the License, or (at your
option) any later version.
OpenFOAM is distributed in the hope that it will be useful, but WITHOUT
ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
for more details.
You should have received a copy of the GNU General Public License
along with OpenFOAM; if not, write to the Free Software Foundation,
Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
Application
stressFemFoam
Description
Steady-state segregated finite-element solver of linear-elastic,
small-strain deformation of a solid body.
Simple linear elasticity structural analysis code.
Solves for the displacement vector field U, also generating the
stress tensor field sigma.
\*---------------------------------------------------------------------------*/
#include "fvCFD.H"
#include "tetPolyMesh.H"
#include "tetPointFields.H"
#include "tetFem.H"
#include "tetFec.H"
// * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * //
int main(int argc, char *argv[])
{
# include "setRootCase.H"
# include "createTime.H"
# include "createMesh.H"
# include "createFemMesh.H"
# include "createFemFields.H"
# include "readMechanicalProperties.H"
// * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * //
Info << "\nCalculating displacement field\n" << endl;
for (runTime++; !runTime.end(); runTime++)
{
Info<< "Iteration: " << runTime.timeName() << nl << endl;
tetFemVectorMatrix UEqn
(
tetFem::laplacian(mu, U)
+ tetFem::laplacianTranspose(mu, U)
+ tetFem::laplacianTrace(lambda, U)
);
solve(UEqn);
# include "calculateStress.H"
Info<< "ExecutionTime = " << runTime.elapsedCpuTime() << " s"
<< " ClockTime = " << runTime.elapsedClockTime() << " s"
<< nl << endl;
}
Info << "End\n" << endl;
return(0);
}
// ************************************************************************* //