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Example 3.16: The power output of an adiabatic steam turbine is 5 MW. Determine the work done per unit mass of the steam flowing through the turbine without neglecting the kinetic and potential energies. Also, calculate the mass flow rate of the steam. Answer: w=872.48 kJ/kg, m '=8.73 kg/s P = 2 MPa T = 400°C V = 50 m/s 21 = 10 m Property Unit Inlet Oulet MPa/kPa 15 V m/s 50 180 m 10 6 T °C 400 STEAM -- 90% TURBINE X -- Wout = 5 MW P2 = 15 kPa X2 = 90% V2 = 180 m/s Z = 6 m

Example 3.16: The power output of an adiabatic steam turbine is 5 MW. Determine the work done per unit mass of the steam flowing through the turbine without neglecting the kinetic and potential energies. Also, calculate the mass flow rate of the steam. Answer: w=872.48 kJ/kg, m '=8.73 kg/s P = 2 MPa T = 400°C V = 50 m/s 21 = 10 m Property Unit Inlet Oulet MPa/kPa 15 V m/s 50 180 m 10 6 T °C 400 STEAM -- 90% TURBINE X -- Wout = 5 MW P2 = 15 kPa X2 = 90% V2 = 180 m/s Z = 6 m

Elements Of Electromagnetics
Elements Of Electromagnetics
7th Edition
ISBN:9780190698614
Author:Sadiku, Matthew N. O.
Publisher:Sadiku, Matthew N. O.
ChapterMA: Math Assessment
Section: Chapter Questions
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Example 3.16: The power output of an adiabatic steam turbine is 5 MW. Determine the work done per unit mass of the steam flowing through the turbine without neglecting the kinetic and potential energies. Also, calculate the mass flow rate of the steam. Answer: w=872.48 kJ/kg, m '=8.73 kg/s P= 2 MPa T = 400°C V = 50 m/s Z1 = 10 m Property Unit Inlet Oulet MPa/kPa 15 V m/s 50 180 10 6 °C 400 STEAM 90% TURBINE X W = 5 MW P2 = 15 kPa X2 90% V2 = 180 m/s 22 = 6 m
Transcribed Image Text:Example 3.16: The power output of an adiabatic steam turbine is 5 MW. Determine the work done per unit mass of the steam flowing through the turbine without neglecting the kinetic and potential energies. Also, calculate the mass flow rate of the steam. Answer: w=872.48 kJ/kg, m '=8.73 kg/s P= 2 MPa T = 400°C V = 50 m/s Z1 = 10 m Property Unit Inlet Oulet MPa/kPa 15 V m/s 50 180 10 6 °C 400 STEAM 90% TURBINE X W = 5 MW P2 = 15 kPa X2 90% V2 = 180 m/s 22 = 6 m
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