To process this page used the WaterSteamPro function "wspXSTS": vapor fraction [-] as function of temperature t [K], specific entropy s [J/(kg·K)].
This function uses formula: X = (S - Sw)/(Ss - Sw), where Sw = wspSSWT, Ss = wspSSST. The range of validity is double-phase (water-vapor) area.
WaterSteamPro is a registered trademark of Moscow Power Engineering Institute (Technical University).
Copyright (c) MPEI (TU), 1999-2010.
Copyright (c) Konstantin A. Orlov, 1999-2010.