NSRDSfunc2.H
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5  \\ / A nd | Copyright (C) 2011 OpenFOAM Foundation
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23 
24 Class
25  Foam::NSRDSfunc2
26 
27 Description
28  NSRDS function number 102
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 NSRDSfunc2_H
55 #define NSRDSfunc2_H
56 
57 #include "thermophysicalFunction.H"
58 
59 // * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * //
60 
61 namespace Foam
62 {
63 
64 /*---------------------------------------------------------------------------*\
65  Class NSRDSfunc2 Declaration
66 \*---------------------------------------------------------------------------*/
67 
68 class NSRDSfunc2
69 :
71 {
72  // Private data
73 
74  // NSRDS function 102 coefficients
75  scalar a_, b_, c_, d_;
76 
77 
78 public:
79 
80  //- Runtime type information
81  TypeName("NSRDSfunc2");
82 
83 
84  // Constructors
85 
86  //- Construct from components
88  (
89  const scalar a,
90  const scalar b,
91  const scalar c,
92  const scalar d
93  );
94 
95  //- Construct from Istream
96  NSRDSfunc2(Istream& is);
97 
98  //- Construct from dictionary
99  NSRDSfunc2(const dictionary& dict);
100 
101 
102  // Member Functions
103 
104  //- Evaluate the function and return the result
105  scalar f(scalar, scalar T) const
106  {
107  return a_*pow(T, b_)/(1.0 + c_/T + d_/sqr(T));
108  }
109 
110  //- Write the function coefficients
111  void writeData(Ostream& os) const
112  {
113  os << a_ << token::SPACE
114  << b_ << token::SPACE
115  << c_ << token::SPACE
116  << d_;
117  }
118 
119 
120  // Ostream Operator
122  friend Ostream& operator<<(Ostream& os, const NSRDSfunc2& f)
123  {
124  f.writeData(os);
125  return os;
126  }
127 };
128 
129 
130 // * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * //
131 
132 } // End namespace Foam
133 
134 // * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * //
135 
136 #endif
137 
138 // ************************************************************************* //
dictionary dict
A list of keyword definitions, which are a keyword followed by any number of values (e...
Definition: dictionary.H:137
NSRDS function number 102.
Definition: NSRDSfunc2.H:67
dimensionedSymmTensor sqr(const dimensionedVector &dv)
An Istream is an abstract base class for all input systems (streams, files, token lists etc)...
Definition: Istream.H:57
friend Ostream & operator<<(Ostream &os, const NSRDSfunc2 &f)
Definition: NSRDSfunc2.H:121
Abstract base class for thermo-physical functions.
const dimensionedScalar b
Wien displacement law constant: default SI units: [m.K].
Definition: createFields.H:27
NSRDSfunc2(const scalar a, const scalar b, const scalar c, const scalar d)
Construct from components.
Definition: NSRDSfunc2.C:41
scalar f(scalar, scalar T) const
Evaluate the function and return the result.
Definition: NSRDSfunc2.H:104
An Ostream is an abstract base class for all output systems (streams, files, token lists...
Definition: Ostream.H:53
void T(FieldField< Field, Type > &f1, const FieldField< Field, Type > &f2)
TypeName("NSRDSfunc2")
Runtime type information.
dimensionedScalar pow(const dimensionedScalar &ds, const dimensionedScalar &expt)
const dimensionedScalar c
Speed of light in a vacuum.
void writeData(Ostream &os) const
Write the function coefficients.
Definition: NSRDSfunc2.H:110
Namespace for OpenFOAM.