src/thermophysicalModels/thermophysicalFunctions/NSRDSfunctions/NSRDSfunc0/NSRDSfunc0.H

   1 /*---------------------------------------------------------------------------*\
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   5     \\  /    A nd           | Copyright (C) 1991-2009 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
  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 Class
  26     Foam::NSRDSfunc0
  27
  28 Description
  29     NSRDS function number 100
  30
  31     Source:
  32     @verbatim
  33                       NSRDS - AICHE
  34                  Data Compilation Tables
  35                     of Properties of
  36                      Pure Compounds
  37
  38         Design Institute for Physical Property Data
  39           American Institute of Chemical Engineers
  40                   345 East 47th Street
  41                 New York, New York 10017
  42
  43          National Standard Reference Data System
  44          American Institute of Chemical Engineers
  45
  46           T.E. Daubert       -       R.P. Danner
  47
  48             Department of Chemical Engineering
  49             The Pennsylvania State University
  50                 University Park, PA 16802
  51     @endverbatim
  52
  53 \*---------------------------------------------------------------------------*/
  54
  55 #ifndef NSRDSfunc0_H
  56 #define NSRDSfunc0_H
  57
  58 #include "thermophysicalFunction.H"
  59
  60 // * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * //
  61
  62 namespace Foam
  63 {
  64
  65 /*---------------------------------------------------------------------------*\
  66                            Class NSRDSfunc0 Declaration
  67 \*---------------------------------------------------------------------------*/
  68
  69 class NSRDSfunc0
  70 :
  71     public thermophysicalFunction
  72 {
  73     // Private data
  74
  75         // NSRDS function 100 coefficients
  76         scalar a_, b_, c_, d_, e_, f_;
  77
  78
  79 public:
  80
  81     //- Runtime type information
  82     TypeName("NSRDSfunc0");
  83
  84
  85     // Constructors
  86
  87         //- Construct from components
  88         NSRDSfunc0(scalar a, scalar b, scalar c, scalar d, scalar e, scalar f)
  89         :
  90             a_(a),
  91             b_(b),
  92             c_(c),
  93             d_(d),
  94             e_(e),
  95             f_(f)
  96         {}
  97
  98         //- Construct from Istream
  99         NSRDSfunc0(Istream& is)
 100         :
 101             a_(readScalar(is)),
 102             b_(readScalar(is)),
 103             c_(readScalar(is)),
 104             d_(readScalar(is)),
 105             e_(readScalar(is)),
 106             f_(readScalar(is))
 107         {}
 108
 109
 110     // Member Functions
 111
 112         //- Evaluate the function and return the result
 113         scalar f(scalar, scalar T) const
 114         {
 115             return ((((f_*T + e_)*T + d_)*T + c_)*T + b_)*T + a_;
 116         }
 117
 118
 119         //- Write the function coefficients
 120         void writeData(Ostream& os) const
 121         {
 122             os  << a_ << token::SPACE
 123                 << b_ << token::SPACE
 124                 << c_ << token::SPACE
 125                 << d_ << token::SPACE
 126                 << e_ << token::SPACE
 127                 << f_;
 128         }
 129
 130
 131     // Ostream Operator
 132
 133         friend Ostream& operator<<(Ostream& os, const NSRDSfunc0& f)
 134         {
 135             f.writeData(os);
 136             return os;
 137         }
 138 };
 139
 140
 141 // * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * //
 142
 143 } // End namespace Foam
 144
 145 // * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * //
 146
 147 #endif
 148
 149 // ************************************************************************* //