a) Illustrate the second-law of thermodynamics based on the Kelvin-Planck Statement.Take the application of this law based on the operation of a refrigeration cycle. c) In the operation of a steam turbine with a rated power output of 8 MW, superheatedsteam is fed into the turbine steadily at a rate of 30,000 kg/h. The steam at turbine inletcondition is at 10MPa and 600 °C. Some heat is gained during the process(Tsurrounding = 25°C). The steam leaves the turbine as saturated vapor state and 100kPa. Determine:1)11)The amount of heat gained in kJ/sThe rate of entropy generation of this process in kW/K

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Answered: a) Illustrate the second-law of…

a) Illustrate the second-law of thermodynamics based on the Kelvin-Planck Statement. Take the application of this law based on the operation of a refrigeration cycle.

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

a) Illustrate the second-law of thermodynamics based on the Kelvin-Planck Statement.
Take the application of this law based on the operation of a refrigeration cycle.

c) In the operation of a steam turbine with a rated power output of 8 MW, superheated
steam is fed into the turbine steadily at a rate of 30,000 kg/h. The steam at turbine inlet
condition is at 10MPa and 600 °C. Some heat is gained during the process
(Tsurrounding = 25°C). The steam leaves the turbine as saturated vapor state and 100
kPa. Determine:
1)
11)
The amount of heat gained in kJ/s
The rate of entropy generation of this process in kW/K

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