Steam flows steadily through an adiabatic turbine. The inlet conditions of steam are 4 MPa, 500°C, and 80 m/s, and the exit conditions are 30 kPa, 92 percent quality, and 50 m/s. The mass flow rate of the steam is 12 kg/s. Steam table is available. P,4 MPa T= 500°C Determine: V, = 80 m/s (a) the change in kinetic energy per unit mass A ke (kJ/kg) Steam (b) the change in enthalpy per unit mass A h (kJ/kg) - 12 kgls (c) the work done per unit mass (kJ/kg) (d) the power output (MW) P:= 30 kPa =0.92 (e) the turbine inlet area (m²) V- 50 m/s
Steam flows steadily through an adiabatic turbine. The inlet conditions of steam are 4 MPa, 500°C, and 80 m/s, and the exit conditions are 30 kPa, 92 percent quality, and 50 m/s. The mass flow rate of the steam is 12 kg/s. Steam table is available. P,4 MPa T= 500°C Determine: V, = 80 m/s (a) the change in kinetic energy per unit mass A ke (kJ/kg) Steam (b) the change in enthalpy per unit mass A h (kJ/kg) - 12 kgls (c) the work done per unit mass (kJ/kg) (d) the power output (MW) P:= 30 kPa =0.92 (e) the turbine inlet area (m²) V- 50 m/s
Elements Of Electromagnetics
7th Edition
ISBN:9780190698614
Author:Sadiku, Matthew N. O.
Publisher:Sadiku, Matthew N. O.
ChapterMA: Math Assessment
Section: Chapter Questions
Problem 1.1MA
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Transcribed Image Text:Task 5
Steam flows steadily through an adiabatic turbine. The inlet conditions of steam are 4 MPa,
500°C, and 80 m/s, and the exit conditions are 30 kPa, 92 percent quality, and 50 m/s. The
mass flow rate of the steam is 12 kg/s. Steam table is available.
P,= 4 MPa
T= 500°C
V = 80 m/s
Determine:
(a) the change in kinetic energy per unit mass A ke (kJ/kg)
Steam
(b) the change in enthalpy per unit mass A h (kJ/kg)
i = 12 kg/s
oul
(c) the work done per unit mass (kJ/kg)
(d) the power output (MW)
P:= 30 kPa
X= 0.92
V= 50 m/s
(e) the turbine inlet area (m²)
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