When does scavenging occur in the 4-stroke, diesel cycle?
A) throughout intake stroke
B) throughout exhaust stroke
C) valve overlap
D) inertial exhaust phase

Question

Quizplus · Accepted Answer

Scavenging in the 4-stroke diesel cycle occurs during valve overlap, which is the brief period when both the intake and exhaust valves are open at the same time, allowing for the removal of exhaust gases and the introduction of fresh air.

When Does Scavenging Occur in the 4-Stroke, Diesel Cycle