The two-stroke gasoline engine was once a marvel of engineering, offering up huge doses of power in small and lightweight ...

Every new internal combustion car and truck sold in America today is equipped with a four-stroke engine, as are the vast ...

To achieve fuel economy improvements of the power-split hybrid system, high-voltage (HV) battery power management is critical. To control actual HV battery power in such vehicles, a sophisticated ...

Adaptive- or variable-cycle engines like those proposed for the NGF offer differing modes of operation to extend range or provide maximum power outputs when the aircraft is engaged in combat.

The 318 Detroit Diesel is a 9.3-liter 2-stroke diesel V8 that made 318 hp, and it was popular for its inherent 2-stroke advantages, such as reversability.

Split-cycle engines, for instance, pair the cylinders – using one for compression and one for expansion with a port between the two. This allows the engine to fire once every rotation (as opposed to ...