pv = RT {1 + (1 + C/T)^(3/2) · b/(v-b)} - a/v
Compute saturated pressure and vapor enthalpy from temperature.
| T (°C) | Psat (kPa) | hf (kJ/kg) | hg (kJ/kg) | uf (kJ/kg) | ug (kJ/kg) | sf (kJ/kg·K) | sg (kJ/kg·K) | vf (m³/kg) | vg (m³/kg) | ρf (kg/m³) | ρg (kg/m³) |
|---|
Valid for 0.01–373.95 °C (IAPWS-95). Values near the critical point may take longer to converge.