article thumbnail

Start-up Eco-Motive developing dual-fuel “H” engine; parallel, independently fueled piston banks

Green Car Congress

The H-engine—basically two separate engines housed within the same engine block—comprises two switchable parallel piston banks, independently fueled by gasoline and CNG. Startup Eco-Motive has developed what it calls the first dual-fuel “H” engine; it recently received a patent (# 8807098 ) on the design.

Engine 257
article thumbnail

Volvo Cars reveals triple-boosted 4-cylinder, 450 hp Drive-E powertrain concept

Green Car Congress

Drive-E Powertrain Concept. Volvo has developed a concept 2-liter, 4-cylinder, triple-boost Drive-E concept engine that delivers 450 hp (336 kW). The 450 hp High Performance Drive-E Powertrain Concept is based on a set of technologies not usually found in a four-cylinder engine. Dual fuel pump.

Volvo 348
article thumbnail

Shell develops new concept synthetic lubricant for engines; up to 6.5% fuel economy benefit on urban cycle

Green Car Congress

A collaboration between research teams at Shell and Gordon Murray Design (GMD) recently led to the development of an innovative concept engine lubricant capable of achieving a 6.5% improvement in fuel efficiency on an urban cycle, and a 4.6% benefit on a combined cycle. Using GMD’s new T.25

article thumbnail

Concept: Downsized and Supercharged Hybrid Pneumatic Engine for 30%+ Reduction in Fuel Consumption

Green Car Congress

Researchers at ETH Zürich, with partners Robert Bosch GmbH, Wenko Swissauto and the Swiss Federal Office of Energy are developing a downsized and supercharged hybrid pneumatic engine that they say can deliver a fuel consumption reduction of more than 30% compared to a standard engine with the same rated power. Earlier post.).

article thumbnail

Achates Power developing light-duty two-stroke opposed-piston diesel engine: the OP4

Green Car Congress

Achates Power, which is developing a family of two-stroke, compression-ignition (CI) opposed-piston (OP) engines, has designed and is developing a light-duty diesel concept engine, the OP4. liter OM651 Euro 5 engine, said Fabien Redon VP, Technology Development at Achates Power, the OP4 design shows a modeled 13.5%

Light 225
article thumbnail

Michigan State University Receives $2.5M ARPA-E Award to Build Wave Disc Engine/Generator for Series Hybrid Applications

Green Car Congress

million from the Department of Energy’s ARPA-E program ( earlier post ) to complete its prototype development of a new gasoline-fueled wave disc engine and electricity generator that promises to be five times more efficient than traditional auto engines in electricity production, 20% lighter, and 30% cheaper to manufacture.

Michigan 316
article thumbnail

Australian Cam-Drive Gasoline Engine Reaches 39.5% Efficiency in Independent Testing; Potential for Production Engine in China

Green Car Congress

The latest version, the X4V2, was designed as a development engine for the aviation industry, and in early 2008 it was independently tested by Orbital Australia. tested the engine under the standard air/fuel ratio of 14.5:1 1 and also at our desired air/fuel ratio of 15.2:1 The engine. 1 of 238g/kW-h (34.4%).

Engine 240