Cantera  2.5.1
Nitrogen.h
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1 //! @file Nitrogen.h
2 
3 // This file is part of Cantera. See License.txt in the top-level directory or
4 // at https://cantera.org/license.txt for license and copyright information.
5 
6 #ifndef TPX_NITROGEN_H
7 #define TPX_NITROGEN_H
8 
9 #include "cantera/tpx/Sub.h"
10 
11 namespace tpx
12 {
13 
14 //! Pure species representation of nitrogen. Values and functions are
15 //! from "Thermodynamic Properties in SI" by W.C. Reynolds
16 class nitrogen : public Substance
17 {
18 public:
19  nitrogen() {
20  m_name = "nitrogen";
21  m_formula = "N2";
22  }
23 
24  double MolWt();
25  double Tcrit();
26  double Pcrit();
27  double Vcrit();
28  double Tmin();
29  double Tmax();
30 
31  double Pp();
32  double up();
33  double sp();
34 
35  //! Saturation pressure. Equation S4 from Reynolds TPSI.
36  double Psat();
37 
38 private:
39  //! Liquid density. Equation D2 from Reynolds TPSI.
40  double ldens();
41 
42  //! Equation P4 from Reynolds TPSI.
43  double C(int i, double rt, double rt2);
44  double Cprime(int i, double rt, double rt2, double rt3);
45  double I(int i, double egrho);
46  double H(int i, double egrho);
47  double W(int i, double egrho);
48 };
49 
50 }
51 
52 #endif // ! TPX_NITROGEN_H
53 
Pure species representation of nitrogen.
Definition: Nitrogen.h:17
double Vcrit()
Critical specific volume [m^3/kg].
Definition: Nitrogen.cpp:239
double Tmax()
Maximum temperature for which the equation of state is valid.
Definition: Nitrogen.cpp:247
double Tmin()
Minimum temperature for which the equation of state is valid.
Definition: Nitrogen.cpp:243
double MolWt()
Molecular weight [kg/kmol].
Definition: Nitrogen.cpp:251
double C(int i, double rt, double rt2)
Equation P4 from Reynolds TPSI.
Definition: Nitrogen.cpp:59
double sp()
Entropy of a single-phase state.
Definition: Nitrogen.cpp:167
double Tcrit()
Critical temperature [K].
Definition: Nitrogen.cpp:231
double Pcrit()
Critical pressure [Pa].
Definition: Nitrogen.cpp:235
double Psat()
Saturation pressure. Equation S4 from Reynolds TPSI.
Definition: Nitrogen.cpp:199
double ldens()
Liquid density. Equation D2 from Reynolds TPSI.
Definition: Nitrogen.cpp:218
double up()
Internal energy of a single-phase state.
Definition: Nitrogen.cpp:148