A compression ignition engine that operates on an ideal diesel cycle has a compression ratio of 16 and uses air as the working fluid. The air at the beginning of the compression process is at 100 kPa and 25 C. If the maximum temperature in the cycle not to exceed 1700 C. Assume constant specific heats for air at room temperature. Task 2 Describe with the aid of diagrams the operational sequence of four stroke compression ignition engines. Explain the mechanical efficiency for ideal diesel cycle of two and four stroke engines a. b.

Solid Waste Engineering
3rd Edition
ISBN:9781305635203
Author:Worrell, William A.
Publisher:Worrell, William A.
Chapter7: Thermal Processes
Section: Chapter Questions
Problem 7.3P: You serve as the president of XYZ corporation, which is an energy intensive manufacturing operation....
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Scenario 2
A compression ignition engine that operates on an ideal diesel cycle has a compression ratio of 16
and uses air as the working fluid. The air at the beginning of the compression process is at 100 kPa
and 25 C. If the maximum temperature in the cycle not to exceed 1700 C. Assume constant specific
heats for air at room temperature.
Task 2
Describe with the aid of diagrams the operational sequence of four stroke
compression ignition engines.
Explain the mechanical efficiency for ideal diesel cycle of two and four stroke
engines
Determine the thermal efficiency and the mean effective pressure for the cycle.
Generate plot(s) for thermal efficiency, 7 vs compression ratio.
a.
b.
с.
d.
Transcribed Image Text:Scenario 2 A compression ignition engine that operates on an ideal diesel cycle has a compression ratio of 16 and uses air as the working fluid. The air at the beginning of the compression process is at 100 kPa and 25 C. If the maximum temperature in the cycle not to exceed 1700 C. Assume constant specific heats for air at room temperature. Task 2 Describe with the aid of diagrams the operational sequence of four stroke compression ignition engines. Explain the mechanical efficiency for ideal diesel cycle of two and four stroke engines Determine the thermal efficiency and the mean effective pressure for the cycle. Generate plot(s) for thermal efficiency, 7 vs compression ratio. a. b. с. d.
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