(a) Consider an adiabatic steam turbine with a inlet conditions 8 MPa and 490oC. What is the entropy (kJ/kg-K) of the inlet stream?

What is the state of the reversible outlet stream at 0.6 MPa?

All Liquid

Vapor

Liquid All Vapor

(e) What is the change in enthalpy (kJ/kg) across the turbine if it is reversible?

(f) What is the change in enthalpy (kJ/kg) across the turbine if it is 0.85 efficient?

(g) What is the actual enthalpy (kJ/kg) of the turbine exit stream?

(h) What is the state of the actual outlet stream?

All Liquid

Vapor

Liquid All Vapor