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iapws 1.0.0

Python implementation of international-standard IAPWS-IF97 steam tables

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Class to model a state for liquid water or steam with the Industrial Formulation IAPWS-IF97

Incoming properties:

  • T, Temperature, K
  • P, Pressure, MPa
  • h, Specific enthalpy, kJ/kg
  • s, Specific entropy, kJ/kg·K
  • x, Quality

Definitions options:

  • T, P (Not valid for two-phases region)
  • P, h
  • P, s
  • h, s
  • T, x (Only for two-phases region)
  • P, x (Only for two-phases region)

Properties:

  • P, Pressure, MPa
  • T, Temperature, K
  • g, Specific Gibbs free energy, kJ/kg
  • a, Specific Helmholtz free energy, kJ/kg
  • v, Specific volume, m³/kg
  • rho, Density, kg/m³
  • h, Specific enthalpy, kJ/kg
  • u, Specific internal energy, kJ/kg
  • s, Specific entropy, kJ/kg·K
  • cp, Specific isobaric heat capacity, kJ/kg·K
  • cv, Specific isochoric heat capacity, kJ/kg·K
  • Z, Compression factor
  • gamma, Isoentropic exponent
  • alfav, Isobaric cubic expansion coefficient, 1/K
  • kt, Isothermal compressibility, 1/MPa
  • alfap, Relative pressure coefficient, 1/K
  • betap, Isothermal stress coefficient, kg/m³
  • joule, Joule-Thomson coefficient, K/MPa
  • deltat, Isothermal throttling coefficient, kJ/kg·MPa
  • region, Region
  • w, Speed of sound, m/s
  • mu, Dynamic viscosity, Pa·s
  • nu, Kinematic viscosity, m²/s
  • k, Thermal conductivity, W/m·K
  • alfa, Thermal diffusivity, m²/s
  • sigma, Surface tension, N/m
  • epsilon, Dielectric constant
  • n, Refractive index
  • Pr, Prandtl number
 
File Type Py Version Uploaded on Size # downloads
iapws-1.0.0.tar.gz (md5) Source 2011-07-31 36KB 315