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Nitrogen.h
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1 //! @file Nitrogen.h
2 #ifndef TPX_NITROGEN_H
3 #define TPX_NITROGEN_H
4 
5 #include "cantera/tpx/Sub.h"
6 
7 namespace tpx
8 {
9 
10 //! Pure species representation of nitrogen. Values and functions are
11 //! from "Thermodynamic Properties in SI" by W.C. Reynolds
12 class nitrogen : public Substance
13 {
14 public:
15  nitrogen() {
16  m_name = "nitrogen";
17  m_formula = "N2";
18  }
19 
20  double MolWt();
21  double Tcrit();
22  double Pcrit();
23  double Vcrit();
24  double Tmin();
25  double Tmax();
26 
27  double Pp();
28  double up();
29  double sp();
30 
31  //! Saturation pressure. Equation S4 from Reynolds TPSI.
32  double Psat();
33 
34 private:
35  //! Liquid density. Equation D2 from Reynolds TPSI.
36  double ldens();
37 
38  //! Equation P4 from Reynolds TPSI.
39  double C(int i, double rt, double rt2);
40  double Cprime(int i, double rt, double rt2, double rt3);
41  double I(int i, double egrho);
42  double H(int i, double egrho);
43  double W(int i, double egrho);
44 };
45 
46 }
47 
48 #endif // ! TPX_NITROGEN_H
49 
double Pcrit()
Critical pressure [Pa].
Definition: Nitrogen.cpp:234
double Tcrit()
Critical temperature [K].
Definition: Nitrogen.cpp:230
double Vcrit()
Critical specific volume [m^3/kg].
Definition: Nitrogen.cpp:238
double Psat()
Saturation pressure. Equation S4 from Reynolds TPSI.
Definition: Nitrogen.cpp:198
double ldens()
Liquid density. Equation D2 from Reynolds TPSI.
Definition: Nitrogen.cpp:217
double MolWt()
Molecular weight [kg/kmol].
Definition: Nitrogen.cpp:250
double up()
Internal energy of a single-phase state.
Definition: Nitrogen.cpp:144
Pure species representation of nitrogen.
Definition: Nitrogen.h:12
double Tmin()
Minimum temperature for which the equation of state is valid.
Definition: Nitrogen.cpp:242
double sp()
Entropy of a single-phase state.
Definition: Nitrogen.cpp:165
double Tmax()
Maximum temperature for which the equation of state is valid.
Definition: Nitrogen.cpp:246
double C(int i, double rt, double rt2)
Equation P4 from Reynolds TPSI.
Definition: Nitrogen.cpp:55