if97_sat {iapws} | R Documentation |
IAPWS-IF97 Equations in Region 4
Description
Compute the pressure and the temperature along the saturated line according to the IAPWS industrial formulation 1997.
Usage
if97_psat(t)
if97_tsat(p)
Arguments
t |
a numeric vector giving the temperature values in K. |
p |
a numeric vector giving the pressure values in MPa. |
Value
A numeric vector containing the saturation-pressure (MPa) or the
saturation-temperature (K). Return NA
for inputs outside of the
range of validity.
Author(s)
Jonathan Debove
References
International Association for the Properties of Water and Steam, IAPWS R7-97(2012), Revised Release on the IAPWS Industrial Formulation 1997 for the Thermodynamic Properties of Water and Steam.
Examples
# Region 4
format(if97_psat(t = c(300, 500, 600)), scientific = TRUE, digits = 9)
format(if97_tsat(p = c(0.1, 1.0, 10.0)), scientific = TRUE, digits = 9)
[Package iapws version 1.1 Index]