Direct-injection engines were introduced with a promise that sounded ideal: more power, better fuel efficiency, and cleaner ...

Until the early 1990s, many gasoline engine designs relied on carburetors to produce the fuel-air mixture needed to make the power that makes a car move. However, as the regulations around fuel ...

Hydrogen-enriched fuel technologies encompass the addition of hydrogen or hydrogen-based gases into the intake or direct injection systems of spark ignition and compression ignition engines to enhance ...

The DM-i setup combines a 1.5-litre turbocharged direct injection petrol engine with two electric motors and a larger battery pack.