2. The power output of an adiabatic steam turbine is 5 MW, and the inlet and the exit conditions of the steam are as indicated. Determine the following: a. the magnitudes of Ah, Ake, and Ape. (kJ/kg) b. the work done per unit mass of the steam flowing through the turbine. (kJ/kg) c. mass flow rate of the steam. (kg/s) P, = 2 MPa T = 400°C Vi = 50 m/s 21 = 10 m h,=3248.4 kJ/kg Steam turbine Wout = 5 MW P2= 15 kPa X2 = 0.90 V2 = 180 m/s 72 = 6 m h,=2361.01 kJ/kg
2. The power output of an adiabatic steam turbine is 5 MW, and the inlet and the exit conditions of the steam are as indicated. Determine the following: a. the magnitudes of Ah, Ake, and Ape. (kJ/kg) b. the work done per unit mass of the steam flowing through the turbine. (kJ/kg) c. mass flow rate of the steam. (kg/s) P, = 2 MPa T = 400°C Vi = 50 m/s 21 = 10 m h,=3248.4 kJ/kg Steam turbine Wout = 5 MW P2= 15 kPa X2 = 0.90 V2 = 180 m/s 72 = 6 m h,=2361.01 kJ/kg
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Transcribed Image Text:2. The power output of an adiabatic steam turbine is 5 MW, and the inlet and the exit
conditions of the steam are as indicated.
Determine the following:
a. the magnitudes of Ah, Ake, and Ape. (kJ/kg)
b. the work done per unit mass of the steam flowing through the turbine. (kJ/kg)
c. mass flow rate of the steam. (kg/s)
P, = 2 MPa
T = 400°C
Vi = 50 m/s
21 = 10 m
h,=3248.4 kJ/kg
Steam
turbine
Wout = 5 MW
P2= 15 kPa
X2 = 0.90
V2 = 180 m/s
72 = 6 m
h,=2361.01 kJ/kg
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