Find the specific reversible work for a steam turbine with inlet 4 MPa, 500°C and an actual exit state of 100 kPa, x = 1.0 with a 25°C ambient.
Steam turbine
To = 25°C = 298.15 K
Inlet state:
hi = 3445.2 kJ/kg
si = 7.090 kJ/kg K
Exit state:
he = 2675.5 kJ/kg;
se = 7.3593 kJ/kg K