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

   1 /*---------------------------------------------------------------------------*\
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   7 -------------------------------------------------------------------------------
   8 License
   9     This file is part of OpenFOAM.
  10
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  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.
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  16     OpenFOAM is distributed in the hope that it will be useful, but WITHOUT
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  19     for more details.
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  23     Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
  24
  25 \*---------------------------------------------------------------------------*/
  26
  27 #include "inhomogeneousMixture.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* inhomogeneousMixture<ThermoType>::specieNames_[2] = {"ft", "b"};
  39
  40
  41 // * * * * * * * * * * * * * * * * Constructors  * * * * * * * * * * * * * * //
  42
  43 template<class ThermoType>
  44 inhomogeneousMixture<ThermoType>::inhomogeneousMixture
  45 (
  46     const dictionary& thermoDict,
  47     const fvMesh& mesh
  48 )
  49 :
  50     combustionMixture(thermoDict, speciesTable(nSpecies_, specieNames_), mesh),
  51
  52     stoicRatio_(thermoDict.lookup("stoichiometricAirFuelMassRatio")),
  53
  54     fuel_(thermoDict.lookup("fuel")),
  55     oxidant_(thermoDict.lookup("oxidant")),
  56     products_(thermoDict.lookup("burntProducts")),
  57
  58     mixture_("mixture", fuel_),
  59
  60     ft_(Y("ft")),
  61     b_(Y("b"))
  62 {}
  63
  64
  65 // * * * * * * * * * * * * * * * Member Functions  * * * * * * * * * * * * * //
  66
  67 template<class ThermoType>
  68 const ThermoType& inhomogeneousMixture<ThermoType>::mixture
  69 (
  70     const scalar ft,
  71     const scalar b
  72 ) const
  73 {
  74     if (ft < 0.0001)
  75     {
  76         return oxidant_;
  77     }
  78     else
  79     {
  80         scalar fu = b*ft + (1.0 - b)*fres(ft, stoicRatio().value());
  81         scalar ox = 1 - ft - (ft - fu)*stoicRatio().value();
  82         scalar pr = 1 - fu - ox;
  83
  84         mixture_ = fu/fuel_.W()*fuel_;
  85         mixture_ += ox/oxidant_.W()*oxidant_;
  86         mixture_ += pr/products_.W()*products_;
  87
  88         return mixture_;
  89     }
  90 }
  91
  92
  93 template<class ThermoType>
  94 void inhomogeneousMixture<ThermoType>::read(const dictionary& thermoDict)
  95 {
  96     stoicRatio_ = thermoDict.lookup("stoichiometricAirFuelMassRatio");
  97
  98     fuel_ = ThermoType(thermoDict.lookup("fuel"));
  99     oxidant_ = ThermoType(thermoDict.lookup("oxidant"));
 100     products_ = ThermoType(thermoDict.lookup("burntProducts"));
 101 }
 102
 103
 104 // * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * //
 105
 106 } // End namespace Foam
 107
 108 // ************************************************************************* //