Diesel engines are different from gas engines in numerous ways, including their use of high compression ratios. Here's why ...

Opinions are divided about interpretations of compression ratio limits for engines in 2026. Controversies in the new season ...

A.Here's a pressure-volume diagram for a combustion engine. Although rough, it is an approximation of the so-called air-standard cycle. '' Point (a) is at atmospheric pressure, after which the air is ...