applications/solvers/basic/laplacianFoam/laplacianFoam.C

   1 /*---------------------------------------------------------------------------*\
   2   =========                 |
   3   \\      /  F ield         | OpenFOAM: The Open Source CFD Toolbox
   4    \\    /   O peration     |
   5     \\  /    A nd           | Copyright (C) 1991-2009 OpenCFD Ltd.
   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., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
  24
  25 Application
  26     laplacianFoam
  27
  28 Description
  29     Solves a simple Laplace equation, e.g. for thermal diffusion in a solid.
  30
  31 \*---------------------------------------------------------------------------*/
  32
  33 #include "fvCFD.H"
  34
  35
  36 // * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * //
  37
  38 int main(int argc, char *argv[])
  39 {
  40
  41 #   include "setRootCase.H"
  42
  43 #   include "createTime.H"
  44 #   include "createMesh.H"
  45 #   include "createFields.H"
  46
  47 // * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * //
  48
  49     Info<< "\nCalculating temperature distribution\n" << endl;
  50
  51     while (runTime.loop())
  52     {
  53         Info<< "Time = " << runTime.timeName() << nl << endl;
  54
  55 #       include "readSIMPLEControls.H"
  56
  57         for (int nonOrth=0; nonOrth<=nNonOrthCorr; nonOrth++)
  58         {
  59             solve
  60             (
  61                 fvm::ddt(T) - fvm::laplacian(DT, T)
  62             );
  63         }
  64
  65 #       include "write.H"
  66
  67         Info<< "ExecutionTime = " << runTime.elapsedCpuTime() << " s"
  68             << "  ClockTime = " << runTime.elapsedClockTime() << " s"
  69             << nl << endl;
  70     }
  71
  72     Info<< "End\n" << endl;
  73
  74     return 0;
  75 }
  76
  77
  78 // ************************************************************************* //