applications/solvers/compressible/sonicLiquidFoam/sonicLiquidFoam.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     sonicLiquidFoam
  27
  28 Description
  29     Transient solver for trans-sonic/supersonic, laminar flow of a
  30     compressible liquid.
  31
  32 Usage
  33     - sonicLiquidFoam [OPTION]
  34
  35     @param -case \<dir\> \n
  36     Specify the case directory
  37
  38     @param -parallel \n
  39     Run the case in parallel
  40
  41     @param -help \n
  42     Display short usage message
  43
  44     @param -doc \n
  45     Display Doxygen documentation page
  46
  47     @param -srcDoc \n
  48     Display source code
  49
  50 \*---------------------------------------------------------------------------*/
  51
  52 #include <finiteVolume/fvCFD.H>
  53
  54 // * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * //
  55
  56 int main(int argc, char *argv[])
  57 {
  58     #include <OpenFOAM/setRootCase.H>
  59     #include <OpenFOAM/createTime.H>
  60     #include <OpenFOAM/createMesh.H>
  61     #include "readThermodynamicProperties.H"
  62     #include "readTransportProperties.H"
  63     #include "createFields.H"
  64     #include <finiteVolume/initContinuityErrs.H>
  65
  66     // * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * //
  67
  68     Info<< "\nStarting time loop\n" << endl;
  69
  70     while (runTime.loop())
  71     {
  72         Info<< "Time = " << runTime.timeName() << nl << endl;
  73
  74         #include <finiteVolume/readPISOControls.H>
  75         #include <finiteVolume/compressibleCourantNo.H>
  76
  77         #include <finiteVolume/rhoEqn.H>
  78
  79         fvVectorMatrix UEqn
  80         (
  81             fvm::ddt(rho, U)
  82           + fvm::div(phi, U)
  83           - fvm::laplacian(mu, U)
  84         );
  85
  86         solve(UEqn == -fvc::grad(p));
  87
  88
  89         // --- PISO loop
  90
  91         for (int corr=0; corr<nCorr; corr++)
  92         {
  93             volScalarField rUA = 1.0/UEqn.A();
  94             U = rUA*UEqn.H();
  95
  96             surfaceScalarField phid
  97             (
  98                 "phid",
  99                 psi
 100                *(
 101                     (fvc::interpolate(U) & mesh.Sf())
 102                   + fvc::ddtPhiCorr(rUA, rho, U, phi)
 103                 )
 104             );
 105
 106             phi = (rhoO/psi)*phid;
 107
 108             fvScalarMatrix pEqn
 109             (
 110                 fvm::ddt(psi, p)
 111               + fvc::div(phi)
 112               + fvm::div(phid, p)
 113               - fvm::laplacian(rho*rUA, p)
 114             );
 115
 116             pEqn.solve();
 117
 118             phi += pEqn.flux();
 119
 120             #include "compressibleContinuityErrs.H"
 121
 122             U -= rUA*fvc::grad(p);
 123             U.correctBoundaryConditions();
 124         }
 125
 126         rho = rhoO + psi*p;
 127
 128         runTime.write();
 129
 130         Info<< "ExecutionTime = " << runTime.elapsedCpuTime() << " s"
 131             << "  ClockTime = " << runTime.elapsedClockTime() << " s"
 132             << nl << endl;
 133     }
 134
 135     Info<< "End\n" << endl;
 136
 137     return 0;
 138 }
 139
 140
 141 // ************************ vim: set sw=4 sts=4 et: ************************ //