Question

Q2: An engine working on the dual cycle has a cylinder bore of 20 cm and stroke of 40 cm. The compression ratio is 4.5 and the pressure ratio of the constant volume heat addition process is 5. The constant pressure heat addition cut-off takes place 49 percent of the stroke. Determine the air standard efficiency. Assume η = 1.4.

Name: q2 an engine working on the dual cycle has a cylinder bore of 20 cm and stroke of 40 em the compression ratio is 45 and the pressuree tatio of the constant volume heat addition process is 5 50237
Uploaded: 2023-07-01T06:34:19-08:00
Duration: 5 min 38 s
Channel: Adi S
Description: q2 an engine working on the dual cycle has a cylinder bore of 20 cm and stroke of 40 em the compression ratio is 45 and the pressuree tatio of the constant volume heat addition process is 5 50237

          Q2: An engine working on the dual cycle has a cylinder bore of 20 cm and stroke of 40 cm. The compression ratio is 4.5 and the pressure ratio of the constant volume heat addition process is 5. The constant pressure heat addition cut-off takes place 49 percent of the stroke. Determine the air standard efficiency. Assume η = 1.4.

Added by Blake W.

University Physics with Modern Physics

Hugh D. Young 14th Edition

Instant Answer

Solved by Expert Adi S

07/01/2023

Step 1

5 - Pressure ratio during constant volume heat addition (rp) = 5 - Cut-off ratio (rc) = 1 + 0.49 (since the cut-off takes place at 49% of the stroke) Show more…

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Q2: An engine working on the dual cycle has a cylinder bore of 20 cm and stroke of 40 cm. The compression ratio is 4.5 and the pressure ratio of the constant volume heat addition process is 5. The constant pressure heat addition cut-off takes place 49 percent of the stroke. Determine the air standard efficiency. Assume η = 1.4.