A steam power plant operates according to the regenerative Rankine cycle with one feed water heater. The steam is delivered to the turbine at a boiler pressure of 3 MPa and a temperature of 350 °C, while the condenser is kept at a pressure of 5 kPa. Draw a T-s-diagram to illustrate the regenerative process, neglect feed pump work and calculate: The intermediate pressure at which the steam is bled off (use the average value of the temperature to determine the required pressure). The mass fraction of steam being bled off, and The Rankine efficiency.

A steam power plant operates according to the regenerative Rankine cycle with one feed water heater. The steam is delivered to the turbine at a boiler pressure of 3 MPa and a temperature of 350 °C, while the condenser is kept at a pressure of 5 kPa. Draw a T-s-diagram to illustrate the regenerative process, neglect feed pump work and calculate: The intermediate pressure at which the steam is bled off (use the average value of the temperature to determine the required pressure). The mass fraction of steam being bled off, and The Rankine 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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