src/thermophysicalModels/combustion/mixtureThermos/mixtures/veryInhomogeneousMixture/veryInhomogeneousMixture.C

   1 /*---------------------------------------------------------------------------*\
   2   =========                 |
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   5     \\  /    A nd           | Copyright (C) 1991-2008 OpenCFD Ltd.
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   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
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  18     FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License
  19     for more details.
  20
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  23     Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
  24
  25 \*---------------------------------------------------------------------------*/
  26
  27 #include "veryInhomogeneousMixture.H"
  28 #include "fvMesh.H"
  29
  30 // * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * //
  31
  32 namespace Foam
  33 {
  34
  35 // * * * * * * * * * * * * * * Static Data Members * * * * * * * * * * * * * //
  36
  37 template<class ThermoType>
  38 const char* veryInhomogeneousMixture<ThermoType>::specieNames_[3] =
  39     {"ft", "fu", "b"};
  40
  41
  42 // * * * * * * * * * * * * * * * * Constructors  * * * * * * * * * * * * * * //
  43
  44 template<class ThermoType>
  45 veryInhomogeneousMixture<ThermoType>::veryInhomogeneousMixture
  46 (
  47     const dictionary& thermoDict,
  48     const fvMesh& mesh
  49 )
  50 :
  51     combustionMixture(thermoDict, speciesTable(nSpecies_, specieNames_), mesh),
  52
  53     stoicRatio_(thermoDict.lookup("stoichiometricAirFuelMassRatio")),
  54
  55     fuel_(thermoDict.lookup("fuel")),
  56     oxidant_(thermoDict.lookup("oxidant")),
  57     products_(thermoDict.lookup("burntProducts")),
  58
  59     mixture_("mixture", fuel_),
  60
  61     ft_(Y("ft")),
  62     fu_(Y("fu")),
  63     b_(Y("b"))
  64 {}
  65
  66
  67 // * * * * * * * * * * * * * * * Member Functions  * * * * * * * * * * * * * //
  68
  69 template<class ThermoType>
  70 const ThermoType& veryInhomogeneousMixture<ThermoType>::mixture
  71 (
  72     const scalar ft,
  73     const scalar fu
  74 ) const
  75 {
  76     if (ft < 0.0001)
  77     {
  78         return oxidant_;
  79     }
  80     else
  81     {
  82         scalar ox = 1 - ft - (ft - fu)*stoicRatio().value();
  83         scalar pr = 1 - fu - ox;
  84
  85         mixture_ = fu/fuel_.W()*fuel_;
  86         mixture_ += ox/oxidant_.W()*oxidant_;
  87         mixture_ += pr/products_.W()*products_;
  88
  89         return mixture_;
  90     }
  91 }
  92
  93
  94 template<class ThermoType>
  95 void veryInhomogeneousMixture<ThermoType>::read(const dictionary& thermoDict)
  96 {
  97     fuel_ = ThermoType(thermoDict.lookup("fuel"));
  98     oxidant_ = ThermoType(thermoDict.lookup("oxidant"));
  99     products_ = ThermoType(thermoDict.lookup("burntProducts"));
 100 }
 101
 102
 103 // * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * //
 104
 105 } // End namespace Foam
 106
 107 // ************************************************************************* //