Air enters a turbine at a pressure of 2.2 MPa and a temperature of 816 K. The air exits at a pressure of 50 kPa. Use the following properties for air: R=287 J/kg*K, Cv=718 J/kg K, Cp=1005 J/kg*K, Y = 1.4 (Use 0 Celsius 273 Kelvin) a. What is the outflow temperature if the turbine is isentropic? b. What is the outflow temperature if the actual turbine has an isentropic efficiency of 94%? c. What is the power output from the actual turbine if the mass flow rate is 8 kg/s?
Air enters a turbine at a pressure of 2.2 MPa and a temperature of 816 K. The air exits at a pressure of 50 kPa. Use the following properties for air: R=287 J/kg*K, Cv=718 J/kg K, Cp=1005 J/kg*K, Y = 1.4 (Use 0 Celsius 273 Kelvin) a. What is the outflow temperature if the turbine is isentropic? b. What is the outflow temperature if the actual turbine has an isentropic efficiency of 94%? c. What is the power output from the actual turbine if the mass flow rate is 8 kg/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:Air enters a turbine at a pressure of 2.2 MPa and a temperature of 816 K. The air exits at
a pressure of 50 kPa.
Use the following properties for air: R=287 J/kg*K, Cv=718 J/kg*K, Cp=1005 J/kg*K,
Y = 1.4
(Use 0 Celsius=273 Kelvin)
a. What is the outflow temperature if the turbine is isentropic?
b. What is the outflow temperature if the actual turbine has an isentropic efficiency of
94%?
c. What is the power output from the actual turbine if the mass flow rate is 8 kg/s?
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