Forward compatibility: flex
[foam-extend-3.2.git] / src / thermophysicalModels / thermophysicalFunctions / NSRDSfunctions / NSRDSfunc6 / NSRDSfunc6.H
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1 /*---------------------------------------------------------------------------*\
2   =========                 |
3   \\      /  F ield         | foam-extend: Open Source CFD
4    \\    /   O peration     | Version:     3.2
5     \\  /    A nd           | Web:         http://www.foam-extend.org
6      \\/     M anipulation  | For copyright notice see file Copyright
7 -------------------------------------------------------------------------------
8 License
9     This file is part of foam-extend.
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.
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.
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/>.
24 Class
25     Foam::NSRDSfunc6
27 Description
28     NSRDS function number 106
30     Source:
31     @verbatim
32                       NSRDS - AICHE
33                  Data Compilation Tables
34                     of Properties of
35                      Pure Compounds
37         Design Institute for Physical Property Data
38           American Institute of Chemical Engineers
39                   345 East 47th Street
40                 New York, New York 10017
42          National Standard Reference Data System
43          American Institute of Chemical Engineers
45           T.E. Daubert       -       R.P. Danner
47             Department of Chemical Engineering
48             The Pennsylvania State University
49                 University Park, PA 16802
50     @endverbatim
52 \*---------------------------------------------------------------------------*/
54 #ifndef NSRDSfunc6_H
55 #define NSRDSfunc6_H
57 #include "thermophysicalFunction.H"
59 // * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * //
61 namespace Foam
64 /*---------------------------------------------------------------------------*\
65                            Class NSRDSfunc6 Declaration
66 \*---------------------------------------------------------------------------*/
68 class NSRDSfunc6
70     public thermophysicalFunction
72     // Private data
74         // NSRDS function 106 coefficients
75         scalar Tc_, a_, b_, c_, d_, e_;
78 public:
80     //- Runtime type information
81     TypeName("NSRDSfunc6");
84     // Constructors
86         //- Construct from components
87         NSRDSfunc6(scalar Tc, scalar a, scalar b, scalar c, scalar d, scalar e)
88         :
89             Tc_(Tc),
90             a_(a),
91             b_(b),
92             c_(c),
93             d_(d),
94             e_(e)
95         {}
97         //- Construct from Istream
98         NSRDSfunc6(Istream& is)
99         :
100             Tc_(readScalar(is)),
101             a_(readScalar(is)),
102             b_(readScalar(is)),
103             c_(readScalar(is)),
104             d_(readScalar(is)),
105             e_(readScalar(is))
106         {}
109     // Member Functions
111         //- Evaluate the function and return the result
112         scalar f(scalar, scalar T) const
113         {
114             scalar Tr = T/Tc_;
115             return a_*pow(1 - Tr, ((e_*Tr + d_)*Tr + c_)*Tr + b_);
116         }
119         //- Write the function coefficients
120         void writeData(Ostream& os) const
121         {
122             os  << Tc_ << token::SPACE
123                 << a_ << token::SPACE
124                 << b_ << token::SPACE
125                 << c_ << token::SPACE
126                 << d_ << token::SPACE
127                 << e_;
128         }
131     // Ostream Operator
133         friend Ostream& operator<<(Ostream& os, const NSRDSfunc6& f)
134         {
135             f.writeData(os);
136             return os;
137         }
141 // * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * //
143 } // End namespace Foam
145 // * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * //
147 #endif
149 // ************************************************************************* //