Westport Innovations Inc. on Tuesday announced a second-generation high-pressure direct-injection natural gas system usable on original equipment manufacturers’ diesels. It replaces the dual-fuel ...

Various single and split injection schemes are studied to provide a better understanding of fuel distribution during cold starting in Dl diesel engines. Improved spray-wall interaction, fuel film and ...

SAE Transactions, Vol. 107, Section 3: JOURNAL OF ENGINES (1998), pp. 2172-2182 (11 pages) Direct Injection technology represents a major breakthrough for both, Gasoline and Diesel engines with ...

The basic difference between direct injection (DI) and the port-fuel injection (PFI) systems we've become familiar with since the mid-1980s is that PFI sprays fuel into the intake manifold (behind ...

Direct injection. Just about every car has it now, and those that don’t probably will in the next few years. It can add power, reduce emissions, and is a big part of why just about everybody is ...

Audi created quite a stir in January when it unveiled a twelve-cylinder, diesel-powered version of its R8 supercar at the Detroit Auto Show. But although the R8 V12 TDI was considered a concept, it ...

Fuel injector cleaner serves an important function in vehicle maintenance. Most vehicles sold today have fuel injectors. Those injectors work by delivering precise amounts of gasoline or diesel fuel ...

Diesel engines operate at higher compression ratios than gasoline engines, and fuel is injected under much higher pressure. An injection pump, usually driven by a belt or chain linked to the ...