Characteristics of fuels utilized in SI engine

Question

23 Dec 2024

Answer :

Word Count : 292

In SI (Spark Ignition) engines, the fuels used must possess certain characteristics to ensure efficient operation and performance. These characteristics include:

Octane Rating: This is a measure of the fuel’s ability to resist knocking (pre-detonation) in the engine. A higher octane number indicates greater resistance to knocking. Fuels with higher octane ratings, such as premium gasoline, are preferred in SI engines for smoother combustion.
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