Diesel Engine Fundamentals
FUNDAMENTALS OF THE DIESEL CYCLE
Figure 23 2-Stroke Compression
Figure 24 2-Stroke Fuel Injection
Figure 25 2-Stroke Power
The power stroke starts after the piston passes TDC.
Figure 25 illustrates the power stroke which continues
until the piston reaches 91 ATDC, at which point the
exhaust valves start to open and a new cycle begins.