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Small-displacement two-stroke H2 engine could address performance and emissions cost-effectively for recreational market; potential for Asian motor vehicle fleet

Green Car Congress

Comparison of brake thermal efficiency and specific fuel consumption at rated power (ICOMIA Mode 5), hydrogen vs. gasoline engines. Such an engine could provide a cost-effective solution for small recreational vehicle- and motorcycle applications. Everything else—pistons, porting and crankcase, bearings, exhaust, etc.—were

Engine 329
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EPA Awards $2M to Small Businesses to Develop Sustainable Technologies; Includes Biofuel, Emissions Reduction Projects

Green Car Congress

The biomass waste will first be converted into pyrolysis oil and then upgraded to diesel. The process uses a new approach to upgrading pyrolysis bio oil and does not produce excessive by-products. The project will develop, test, and evaluate a new process for producing diesel from biomass pyrolysis oil. Lynntech Inc.,

Emissions 225
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DOE to award up to $184M for advanced vehicle research and development in 8 areas of interest

Green Car Congress

This subtopic seeks research and development projects on novel lubricant formulations expected to improve the efficiency of advanced combustion regime engines by at least 10% (improvement based on comparison to similarly configured 2002 or later commercially available combustion engine). AOI 2: Lightweighting Materials.

Li-ion 231
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Pinnacle 4-stroke opposed-piston SI engine shows fuel economy improvements of between 30-60% at light loads, 12-30% at medium loads over conventional

Green Car Congress

Comparison of ISFC (@42.9 Pinnacle Engines’ 110cc production-intent prototype packaged for a motorcycle application. The test engine for the paper was a 250cc single-cylinder unit with dual-camshaft-actuated reciprocating sleeve valves for induction and exhaust. Source: Pinnacle. Click to enlarge. Click to enlarge.

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