However, not all innovations are equal, and nor do they follow a constant upward trend. Instead, their evolution takes the form of an S-shaped curve that reflects their typical lifecycle from early ...

P. K. Senecal, E. Pomraning, K. J. Richards, T. E. Briggs, C. Y. Choi, R. M. McDavid, M. A. Patterson SAE Transactions, Vol. 112, Section 3: JOURNAL OF ENGINES (2003 ...

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 ...

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 ...

In the late 1990s, the automotive industry had great expectations for gasoline (petrol) direct injection (GDI). The technology was heralded as the panacea for fuel economy and emissions, with a ...

It's an amazing time when there's new technology in the industry as it forces a new rivalry in speed parts, and direct-injection is firmly in the high-performance arena whether anyone likes it or not.

Sandia National Laboratories researchers (left to right: Nathan Harry, Christopher Nilsen, Drummond Biles, and Charles Mueller) show off their prototype of ducted fuel injection module for diesel ...

The once-almighty Mitsubishi Motors may have relegated themselves to building cheap small cars and Nissan-derived crossovers, but it was an indomitable powerhouse of innovation back in the day.

“The technology now exists to build spark-ignited engines that can deliver performance, economy and durability that are competitive with diesel for a broad cross-section of applications. What will ...

With the Car and Driver Ten Best decided, the North American Car and Truck of the Year finalists announced and Cadillac, Ram and Subaru chalking up wins with Motor Trend, it’s fair to say that the ...