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Detonation in SI vs. CI Engines by Soumen Bera is a document available to read on EtoBox.

Detonation in Spark Ignition (SI) engines occurs at the end of combustion when the pre-mixed air-fuel mixture is ignited by a spark plug, leading to potential auto-ignition of the end-gas. In Compression Ignition (CI) engines, detonation happens at the beginning of combustion due to the sudden burning of accumulated fuel injected after air compression. The key difference lies in the timing of detonation relative to the combustion process in each engine type.

Author
Soumen Bera
Language
EN