6. A turbo-generator has a combined steam rate of 5.35 kg/kwh at its rated output of 20,000 kW. The steam is sup- plied at 17 bar, 300°C and exhaust at 0.1 bar. Calculate (a) the combined heat rate, (b) the combined thermal efficiency, (c) the engine efficiency, and (d) the combined work. Ans. (a) 15,195.6 kJ/kg, (b) 23.7%, (c) 672.9 kJ/kg, (d) 78.1%

6. A turbo-generator has a combined steam rate of 5.35 kg/kwh at its rated output of 20,000 kW. The steam is sup- plied at 17 bar, 300°C and exhaust at 0.1 bar. Calculate (a) the combined heat rate, (b) the combined thermal efficiency, (c) the engine efficiency, and (d) the combined work. Ans. (a) 15,195.6 kJ/kg, (b) 23.7%, (c) 672.9 kJ/kg, (d) 78.1%

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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