An ideal air-standard Brayton cycle operating at steady state produces 50 MW of power. Operating data at principal states in the cycleare given in the table below. The states are numbered as in the figure below.State p (kPa) T(K)h (kJ/kg)110030030021000574.1579.73100018002002410010341085Heat exchangerW ycleCompressorTurbine 3Heat exchangerQoutDetermine:(a) the mass flow rate of air, in kg/s.(b) the rate of heat transfer, in kW, to the working fluid passing through the heat exchanger.(c) the percent thermal efficiency.

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An ideal air-standard Brayton cycle operating at steady state produces 50 MW of power. Operating data at principal states in the cycle are given in the table below. The states are numbered as in the figure below. State p (kPa) T(K) h (kJ/kg) 1 100 300 300 1000 574.1 579.7 3 1000 1800 2002 4 100 1034 1085 Heat exchanger Wycle Compressor Turbine Heat exchanger Qout Determine: (a) the mass flow rate of air, in kg/s. (b) the rate of heat transfer, in kW, to the working fluid passing through the heat exchanger. (c) the percent thermal efficiency.

An ideal air-standard Brayton cycle operating at steady state produces 50 MW of power. Operating data at principal states in the cycle are given in the table below. The states are numbered as in the figure below. State p (kPa) T(K) h (kJ/kg) 1 100 300 300 1000 574.1 579.7 3 1000 1800 2002 4 100 1034 1085 Heat exchanger Wycle Compressor Turbine Heat exchanger Qout Determine: (a) the mass flow rate of air, in kg/s. (b) the rate of heat transfer, in kW, to the working fluid passing through the heat exchanger. (c) the percent thermal efficiency.

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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Question

An ideal air-standard Brayton cycle operating at steady state produces 50 MW of power. Operating data at principal states in the cycle
are given in the table below. The states are numbered as in the figure below.
State p (kPa) T(K)
h (kJ/kg)
1
100
300
300
2
1000
574.1
579.7
3
1000
1800
2002
4
100
1034
1085
Heat exchanger
W ycle
Compressor
Turbine 3
Heat exchanger
Qout
Determine:
(a) the mass flow rate of air, in kg/s.
(b) the rate of heat transfer, in kW, to the working fluid passing through the heat exchanger.
(c) the percent thermal efficiency.

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