8. An air-standard dual cycle has a compression ratio of 14 and a cutoff ratio of 1.2. The pressure ratio during the constant-volume heat addition process is 1.5. The cycle is operated at 80 kPa and 20°C at the beginning of the compression. Determine the fole a. thermal efficiency. 64.59% b. amount of heat added. 556.7054 kJ c. the maximum gas pressure and temperature. 1242.6235°C, 4827.9248 kPa d. Mean effective ressure 368 2974 kPa

8. An air-standard dual cycle has a compression ratio of 14 and a cutoff ratio of 1.2. The pressure ratio during the constant-volume heat addition process is 1.5. The cycle is operated at 80 kPa and 20°C at the beginning of the compression. Determine the fole a. thermal efficiency. 64.59% b. amount of heat added. 556.7054 kJ c. the maximum gas pressure and temperature. 1242.6235°C, 4827.9248 kPa d. Mean effective ressure 368 2974 kPa

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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