applications/solvers/solidMechanics/elasticOrthoSolidFoam/elasticOrthoSolidFoam.C

   1 /*---------------------------------------------------------------------------*\
   2   =========                 |
   3   \\      /  F ield         | OpenFOAM: The Open Source CFD Toolbox
   4    \\    /   O peration     |
   5     \\  /    A nd           | Copyright (C) 2004-2007 Hrvoje Jasak
   6      \\/     M anipulation  |
   7 -------------------------------------------------------------------------------
   8 License
   9     This file is part of OpenFOAM.
  10
  11     OpenFOAM is free software; you can redistribute it and/or modify it
  12     under the terms of the GNU General Public License as published by the
  13     Free Software Foundation; either version 2 of the License, or (at your
  14     option) any later version.
  15
  16     OpenFOAM is distributed in the hope that it will be useful, but WITHOUT
  17     ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
  18     FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License
  19     for more details.
  20
  21     You should have received a copy of the GNU General Public License
  22     along with OpenFOAM; if not, write to the Free Software Foundation,
  23     Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
  24
  25 Application
  26     elasticOrthoSolidFoam
  27
  28 Description
  29     Transient/steady-state segregated finite-volume solver for small strain
  30     elastic orthotropic solid bodies allowing for general principal material
  31     directions.
  32
  33     Please cite:
  34     Cardiff P, Karac A & Ivankovic A, A Large Strain Finite Volume Method for
  35     Orthotropic Bodies with General Material Orientations, Computer Methods
  36     in Applied Mechanics & Engineering, 2013,
  37     http://dx.doi.org/10.1016/j.cma.2013.09.008
  38
  39 Author
  40     Philip Cardiff UCD
  41
  42 \*---------------------------------------------------------------------------*/
  43
  44 #include "fvCFD.H"
  45 #include "constitutiveModel.H"
  46 #include "solidInterface.H"
  47
  48 // * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * //
  49
  50 int main(int argc, char *argv[])
  51 {
  52 # include "setRootCase.H"
  53 # include "createTime.H"
  54 # include "createMesh.H"
  55 # include "createFields.H"
  56 # include "createHistory.H"
  57 # include "readDivSigmaExpMethod.H"
  58 # include "createSolidInterfaceOrthotropic.H"
  59
  60 // * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * //
  61
  62   Info<< "\nStarting time loop\n" << endl;
  63
  64   for (runTime++; !runTime.end(); runTime++)
  65     {
  66       Info<< "Time: " << runTime.timeName() << nl << endl;
  67
  68 #     include "readSolidMechanicsControls.H"
  69
  70       int iCorr = 0;
  71       lduMatrix::solverPerformance solverPerf;
  72       scalar initialResidual = 1.0;
  73       scalar relativeResidual = 1.0;
  74       lduMatrix::debug = 0;
  75
  76       do
  77       {
  78           U.storePrevIter();
  79
  80 #         include "calculateDivSigmaExp.H"
  81
  82           //- Linear momentum equation
  83           fvVectorMatrix UEqn
  84               (
  85                   rho*fvm::d2dt2(U)
  86                   ==
  87                   fvm::laplacian(Kf, U, "laplacian(K,U)")
  88                   + divSigmaExp
  89                   );
  90
  91           if (solidInterfaceCorr)
  92           {
  93               solidInterfacePtr->correct(UEqn);
  94           }
  95
  96           solverPerf = UEqn.solve();
  97
  98           if (iCorr == 0)
  99           {
 100               initialResidual = solverPerf.initialResidual();
 101           }
 102
 103           U.relax();
 104
 105           gradU = fvc::grad(U); // use leastSquaresSolidInterface
 106
 107           //#         include "setPlaneStressGradU.H"
 108
 109 #         include "calculateRelativeResidual.H"
 110
 111           if (iCorr % infoFrequency == 0)
 112           {
 113               Info << "\tTime " << runTime.value()
 114                    << ", Corr " << iCorr
 115                    << ", Solving for " << U.name()
 116                    << " using " << solverPerf.solverName()
 117                    << ", res = " << solverPerf.initialResidual()
 118                    << ", rel res = " << relativeResidual
 119                    << ", inner iters " << solverPerf.nIterations() << endl;
 120           }
 121       }
 122     while
 123         (
 124             solverPerf.initialResidual() > convergenceTolerance
 125             &&
 126             ++iCorr < nCorr
 127             );
 128
 129       Info<< nl << "Time " << runTime.value() << ", Solving for " << U.name()
 130           << ", Initial residual = " << initialResidual
 131           << ", Final residual = " << solverPerf.initialResidual()
 132           << ", No outer iterations " << iCorr
 133           << nl << "ExecutionTime = " << runTime.elapsedCpuTime() << " s"
 134           << "  ClockTime = " << runTime.elapsedClockTime() << " s"
 135           << endl;
 136
 137 #     include "calculateEpsilonSigma.H"
 138 #     include "writeFields.H"
 139 #     include "writeHistory.H"
 140
 141       Info<< "ExecutionTime = "
 142           << runTime.elapsedCpuTime()
 143           << " s\n\n" << endl;
 144     }
 145
 146   Info<< "End\n" << endl;
 147
 148   return(0);
 149 }
 150
 151
 152 // ************************************************************************* //