Mazda filed patents for a dual-spark-plug Skyactiv-X engine that enables more aggressive EGR and better lean combustion — a ...

Mazda may have found a way to keep its Skyactiv-X compression ignition system alive with a surprising two-plug twist.

Compression ignition basically is the term that is used for describing the manner in which diesel engines function. It happens when intake air—which often is combined with recirculating exhaust gas—is ...

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 ...

Yesterday at the Tokyo Motor Show, Mazda released new info on its highly anticipated compression-ignition Skyactiv-X engine. It's all a bit daunting if you're not an engineer, but helpfully, Mazda put ...

A few years ago sparkless ignition or homogeneous charge compression ignition (HCCI) in gasoline engines was all the rage, with a number of major automakers including General Motors, Daimler and ...

Compression ignition engines rely on the rapid heating of air through piston-driven compression to initiate fuel autoignition, a process that underpins the performance and emissions characteristics of ...

Mazda has detailed the next-generation of its SkyActiv engine family, which will feature innovative compression ignition technology. While the new SkyActiv engine is still under development, Mazda ...

Mazda has revealed that it will introduce a new gas engine that uses compression ignition as part of its long-term tech development dubbed "Sustainable Zoom-Zoom 2030." Called Skyactiv-X, the new mill ...

Mazda is officially putting its advanced Skyactiv-X gasoline engine on sale—at least in Europe. The engine is coming to the U.S. market later. The automaker has also made available the first official ...