src/thermophysicalModels/thermophysicalFunctions/NSRDSfunctions/NSRDSfunc14/NSRDSfunc14.H

   1 /*---------------------------------------------------------------------------*\
   2   =========                 |
   3   \\      /  F ield         | foam-extend: Open Source CFD
   4    \\    /   O peration     | Version:     3.2
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   7 -------------------------------------------------------------------------------
   8 License
   9     This file is part of foam-extend.
  10
  11     foam-extend 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 3 of the License, or (at your
  14     option) any later version.
  15
  16     foam-extend is distributed in the hope that it will be useful, but
  17     WITHOUT ANY WARRANTY; without even the implied warranty of
  18     MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
  19     General Public License for more details.
  20
  21     You should have received a copy of the GNU General Public License
  22     along with foam-extend.  If not, see <http://www.gnu.org/licenses/>.
  23
  24 Class
  25     Foam::NSRDSfunc14
  26
  27 Description
  28     NSRDS function number 114
  29
  30     Source:
  31     @verbatim
  32                       NSRDS - AICHE
  33                  Data Compilation Tables
  34                     of Properties of
  35                      Pure Compounds
  36
  37         Design Institute for Physical Property Data
  38           American Institute of Chemical Engineers
  39                   345 East 47th Street
  40                 New York, New York 10017
  41
  42          National Standard Reference Data System
  43          American Institute of Chemical Engineers
  44
  45           T.E. Daubert       -       R.P. Danner
  46
  47             Department of Chemical Engineering
  48             The Pennsylvania State University
  49                 University Park, PA 16802
  50     @endverbatim
  51
  52 \*---------------------------------------------------------------------------*/
  53
  54 #ifndef NSRDSfunc14_H
  55 #define NSRDSfunc14_H
  56
  57 #include "thermophysicalFunction.H"
  58
  59 // * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * //
  60
  61 namespace Foam
  62 {
  63
  64 /*---------------------------------------------------------------------------*\
  65                            Class NSRDSfunc14 Declaration
  66 \*---------------------------------------------------------------------------*/
  67
  68 class NSRDSfunc14
  69 :
  70     public thermophysicalFunction
  71 {
  72     // Private data
  73
  74         // NSRDS function 114 coefficients
  75         scalar Tc_, a_, b_, c_, d_;
  76
  77
  78 public:
  79
  80     //- Runtime type information
  81     TypeName("NSRDSfunc14");
  82
  83
  84     // Constructors
  85
  86         //- Construct from components
  87         NSRDSfunc14(scalar Tc, scalar a, scalar b, scalar c, scalar d)
  88         :
  89             Tc_(Tc),
  90             a_(a),
  91             b_(b),
  92             c_(c),
  93             d_(d)
  94         {}
  95
  96         //- Construct from Istream
  97         NSRDSfunc14(Istream& is)
  98         :
  99             Tc_(readScalar(is)),
 100             a_(readScalar(is)),
 101             b_(readScalar(is)),
 102             c_(readScalar(is)),
 103             d_(readScalar(is))
 104         {}
 105
 106
 107     // Member Functions
 108
 109         //- Evaluate the function and return the result
 110         scalar f(scalar, scalar T) const
 111         {
 112             scalar t = 1.0 - T/Tc_;
 113             return a_*a_/t + b_ - t*(2.0*a_*c_ + t*(a_*d_ + t*(c_*c_/3.0 + t*(0.5*c_*d_ + 0.2*d_*d_*t))));
 114         }
 115
 116
 117         //- Write the function coefficients
 118         void writeData(Ostream& os) const
 119         {
 120             os  << Tc_ << token::SPACE
 121                 << a_ << token::SPACE
 122                 << b_ << token::SPACE
 123                 << c_ << token::SPACE
 124                 << d_;
 125         }
 126
 127
 128     // Ostream Operator
 129
 130         friend Ostream& operator<<(Ostream& os, const NSRDSfunc14& f)
 131         {
 132             f.writeData(os);
 133             return os;
 134         }
 135 };
 136
 137
 138 // * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * //
 139
 140 } // End namespace Foam
 141
 142 // * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * //
 143
 144 #endif
 145
 146 // ************************************************************************* //