applications/solvers/multiphase/twoPhaseEulerFoam/kineticTheoryModels/conductivityModel/HrenyaSinclair/HrenyaSinclairConductivity.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
  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 \*---------------------------------------------------------------------------*/
  26
  27 #include "HrenyaSinclairConductivity.H"
  28 #include "mathematicalConstants.H"
  29 #include "addToRunTimeSelectionTable.H"
  30
  31 // * * * * * * * * * * * * * * Static Data Members * * * * * * * * * * * * * //
  32
  33 namespace Foam
  34 {
  35     defineTypeNameAndDebug(HrenyaSinclairConductivity, 0);
  36
  37     addToRunTimeSelectionTable
  38     (
  39         conductivityModel,
  40         HrenyaSinclairConductivity,
  41         dictionary
  42     );
  43 }
  44
  45
  46 // * * * * * * * * * * * * * * * * Constructors  * * * * * * * * * * * * * * //
  47
  48 Foam::HrenyaSinclairConductivity::HrenyaSinclairConductivity
  49 (
  50     const dictionary& dict
  51 )
  52 :
  53     conductivityModel(dict),
  54     coeffsDict_(dict.subDict(typeName + "Coeffs")),
  55     L_(coeffsDict_.lookup("L"))
  56 {}
  57
  58
  59 // * * * * * * * * * * * * * * * * Destructor  * * * * * * * * * * * * * * * //
  60
  61 Foam::HrenyaSinclairConductivity::~HrenyaSinclairConductivity()
  62 {}
  63
  64
  65 // * * * * * * * * * * * * * * * Member Functions  * * * * * * * * * * * * * //
  66
  67 Foam::tmp<Foam::volScalarField> Foam::HrenyaSinclairConductivity::kappa
  68 (
  69     const volScalarField& alpha,
  70     const volScalarField& Theta,
  71     const volScalarField& g0,
  72     const dimensionedScalar& rhoa,
  73     const dimensionedScalar& da,
  74     const dimensionedScalar& e
  75 ) const
  76 {
  77     const scalar sqrtPi = sqrt(mathematicalConstant::pi);
  78
  79     volScalarField lamda =
  80         scalar(1) + da/(6.0*sqrt(2.0)*(alpha + scalar(1.0e-5)))/L_;
  81
  82     return rhoa*da*sqrt(Theta)*
  83     (
  84         2.0*sqr(alpha)*g0*(1.0 + e)/sqrtPi
  85       + (9.0/8.0)*sqrtPi*0.25*sqr(1.0 + e)*(2.0*e - 1.0)*sqr(alpha)
  86        /(49.0/16.0 - 33.0*e/16.0)
  87       + (15.0/16.0)*sqrtPi*alpha*(0.5*sqr(e) + 0.25*e - 0.75 + lamda)
  88        /((49.0/16.0 - 33.0*e/16.0)*lamda)
  89       + (25.0/64.0)*sqrtPi
  90        /((1.0 + e)*(49.0/16.0 - 33.0*e/16.0)*lamda*g0)
  91     );
  92 }
  93
  94
  95 // ************************************************************************* //