The CDI-AC (Capacitor Discharge Ignition – Alternating Current) system in the 139QMB engine is crucial for generating the electrical spark needed to ignite the fuel-air mixture within the engine ...

This paper presents a novel approach for optimizing the speed control of a four-cylinder spark ignition engine (SIE) using a filtered proportional-integral-derivative (PID) controller tuned by the ...

This paper describes a new design of in-cylinder pressure sensor for automotive applications using optical technology. The technology has been applied to a spark ignition engine and compared against ...

This article is brought to you by our exclusive subscriber partnership with our sister title USA Today, and has been written by our American colleagues. It does not necessarily reflect the view of The ...