Question 45Motor Plants - Assistant Engineer70% to pass
If point #1 in the diagram shown is the beginning of gas compression, which of the cycles listed is being illustrated? Illustration MO-0036
AI Explanation
The correct answer is B) Diesel.
The diagram MO-0036 illustrates the Diesel cycle, which is characterized by the compression of air and the subsequent injection of fuel at the point of maximum compression. This results in the fuel-air mixture being ignited by the high temperature and pressure of the compressed air, rather than by an external ignition source as in the Otto cycle.
The other options are incorrect because the Otto cycle uses an external ignition source, the Gas Turbine cycle uses continuous combustion, and the Rankine cycle is a thermodynamic cycle used in steam power plants, not internal combustion engines.
Related Questions
#43 Most practical diesel engines today operate on a cycle which is a combination of the Diesel and Otto cycles. In this process, compression ignition _______________.#44 The pressure-volume diagrams illustrated are of four internal combustion engine cycles. Which one represents the theoretical diesel cycle? Illustration MO-0102 #46 The minimum fuel oil delivery pressure required for efficient injection depends primarily on the_______________.#47 Fuel injection systems are designed to primarily meter fuel, atomize fuel, and_______________.#48 The degree of fuel atomization in a diesel engine cylinder depends primarily on_______________.