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A Brayton cycle with regeneration, and air at 100 kPa as the working fuid, operates on a pressure ratio of 8. The minimum and maximum temperatures of the cycle are 300 and 1200 K. The isentropic efficiencies of the turbine and the compressor are 80% and 82% respectively. The regenerator effectiveness is 60 % Use the PG model. Part A Determine the thermal eficiency (aaytn) Express your answer to three significant figures. vo AE It vec 25.22 Submit Previous Answers Reguest Answer X Incorrect; Try Again; 3 attempts remaining Part B Determine the net work output per unit mass (w). Express your answer to five significant figures. VO AEO vec 126.388 Submit Previous Answers ReguestAnswer X Incorrect; Try Again; 2 attempts remaining Part C What-if scenario: What would the therrhal efficiency be if the regenerator effectiveness increased to 70 %? Express your answer to three significant figures. Vo AEO t vec ? 25.22

A Brayton cycle with regeneration, and air at 100 kPa as the working fuid, operates on a pressure ratio of 8. The minimum and maximum temperatures of the cycle are 300 and 1200 K. The isentropic efficiencies of the turbine and the compressor are 80% and 82% respectively. The regenerator effectiveness is 60 % Use the PG model. Part A Determine the thermal eficiency (aaytn) Express your answer to three significant figures. vo AE It vec 25.22 Submit Previous Answers Reguest Answer X Incorrect; Try Again; 3 attempts remaining Part B Determine the net work output per unit mass (w). Express your answer to five significant figures. VO AEO vec 126.388 Submit Previous Answers ReguestAnswer X Incorrect; Try Again; 2 attempts remaining Part C What-if scenario: What would the therrhal efficiency be if the regenerator effectiveness increased to 70 %? Express your answer to three significant figures. Vo AEO t vec ? 25.22

Elements Of Electromagnetics
Elements Of Electromagnetics
7th Edition
ISBN:9780190698614
Author:Sadiku, Matthew N. O.
Publisher:Sadiku, Matthew N. O.
ChapterMA: Math Assessment
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A Brayton cycle with regeneration, and air at 100 kPa as the working fuid, operates on a pressure ratio of 8. The minimum and maximum temperatures of the cycle are 300 and 1200 K. The isentropic efficiencies of the turbine and the compressor are 80% and 82% respectively. The regenerator effectiveness is 60 % Use the PG model. Part A Determine the thermal efficiency (a eayton) Express your answer to three significant figures. VO AEd vec 25.22 Submit Previous Answers Reguest Answer X Incorrect; Try Again; 3 attempts remaining Part B Determine the net work output per unit mass (wt). Express your answer to five significant figures. VO AEO I vec 126.388 Submit Previous Answers Reguest Answer X Incorrect; Try Again; 2 attempts remaining Part C What-if scenario: What would the thermal efficiency be if the regenerator effectiveness increased to 70 %? Express your answer to three significant figures. Vo AEo It vec ? 25.22 Submit Previous Answers Request Answer X Incorrect; Try Again; 3 attempts remaining
Transcribed Image Text:A Brayton cycle with regeneration, and air at 100 kPa as the working fuid, operates on a pressure ratio of 8. The minimum and maximum temperatures of the cycle are 300 and 1200 K. The isentropic efficiencies of the turbine and the compressor are 80% and 82% respectively. The regenerator effectiveness is 60 % Use the PG model. Part A Determine the thermal efficiency (a eayton) Express your answer to three significant figures. VO AEd vec 25.22 Submit Previous Answers Reguest Answer X Incorrect; Try Again; 3 attempts remaining Part B Determine the net work output per unit mass (wt). Express your answer to five significant figures. VO AEO I vec 126.388 Submit Previous Answers Reguest Answer X Incorrect; Try Again; 2 attempts remaining Part C What-if scenario: What would the thermal efficiency be if the regenerator effectiveness increased to 70 %? Express your answer to three significant figures. Vo AEo It vec ? 25.22 Submit Previous Answers Request Answer X Incorrect; Try Again; 3 attempts remaining
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