Remove 2000 Remove Downsizing Remove Economy Remove Low Cost
article thumbnail

DOE awards Envera $2.8M to develop and to test efficient variable compression ratio engine

Green Car Congress

All three engine BSFC curves correspond to an engine speed of 2000 rpm.Click to enlarge. The new engine will achieve high efficiency using the Atkinson Cycle with an 18:1 compression ratio, combined with aggressive engine downsizing. Envera specializes in the development of advanced technologies for improving automotive fuel economy.

Engine 207
article thumbnail

Delphi develops new high-pressure common rail systems for heavy-duty and light-duty engines; Euro VI and beyond

Green Car Congress

This concept system is expected to be ideal for heavily downsized applications and developing markets. for a 2000 bar increase, while also providing selectable displacement functionality. New high pressure heavy duty common rail systems. Currently in production, the system operates at 1600 bar. Resources. Crossley, D.

Engine 199
article thumbnail

Lotus Omnivore Engine Shows Up To 10% Better Fuel Economy Than Spray-Guided GDI Engines; Achieves HCCI At Extremely Light Loads

Green Car Congress

Traditionally, this has been challenging but this combustion process results in ultra low emissions and has been achieved over a wide range of engine operating conditions, even from cold start. At 2000 rpm and up to approximately 2.7