An ideal Rankine cycle with one stage of reheat utilizes steam as working medium. Boiler pressure is 4 MPa, the boiler exit temperature is 400°C, and the condenser pressure is 10 kPa. The reheat takes place at 0.4 MPa and the steam leaves the reheater at 400°C. (Enthalpies are in KJ/kg.). Determine the thermal efficiency of the cycle. Determine also the thermal efficiency if there is no reheater. The quality at the exhaust of the low pressure turbine is: Select one: O a. 13% O b. 97% O c. 3% O d. 87%

An ideal Rankine cycle with one stage of reheat utilizes steam as working medium. Boiler pressure is 4 MPa, the boiler exit temperature is 400°C, and the condenser pressure is 10 kPa. The reheat takes place at 0.4 MPa and the steam leaves the reheater at 400°C. (Enthalpies are in KJ/kg.). Determine the thermal efficiency of the cycle. Determine also the thermal efficiency if there is no reheater. The quality at the exhaust of the low pressure turbine is: Select one: O a. 13% O b. 97% O c. 3% O d. 87%

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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