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ORNL study finds multi-mode RCCI can offer 15%+ fuel economy improvements across multiple light-duty driving cycles

Green Car Congress

Drive cycle fuel economy for PFI, CDC, and multi-mode RCCI operation. Among their findings were that multi-mode RCCI has the potential to offer greater than 15% fuel economy improvement over a 2009 gasoline PFI baseline over many light-duty driving cycles, despite the lack of complete drive cycle coverage for RCCI mode.

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Odyne Systems delivers 7 plug-in hybrid work trucks through the Wisconsin Clean Transportation Program

Green Car Congress

Odyne Systems, LLC has delivered seven trucks featuring the Odyne plug-in hybrid propulsion system to utilities and municipalities throughout Wisconsin. The new units are anticipated to deliver fuel efficiency over a conventional truck of up to 50% annually, depending upon the use of the truck. Manufactured by DUECO, Inc.

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Light duty RCCI can deliver engine-out Tier 2 Bin 5 NOx; potential for 52% gross indicated efficiency

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Rolf Reitz of the University of Wisconsin found that reactivity controlled compression ignition (RCCI) ( earlier post ) in a light-duty engine can meet Tier 2 Bin 5 NO x levels without aftertreatment, while offering a 4% improvement in fuel consumption and 7.3% Earlier post.). —Kokjohn and Reitz. Sage L Kokjohn and Rolf D.

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Delphi Receives Grant Offer From the Department of Energy for Gasoline Direct Compression Ignition Technology

Green Car Congress

A key strategy for achieving the project goals will be a pioneering low-temperature gasoline combustion system that could help significantly improve light-duty vehicle fuel economy. The novel concept offers the potential for diesel-like efficiency while maintaining very low emissions. of Korea.

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Achates Power wins $9M from ARPA-E to develop gasoline compression ignition medium-duty multi-cylinder opposed-piston engine

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This engine will also be more efficient than conventional diesel engines, but without the additional cost incurred by diesel fuel injection and complex exhaust aftertreatment. Although Achates’s work to date has been with diesel, its fundamental approach is suited for advanced combustion regimes using other fuels as well.

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DOE Announces Up to $13M in Funding for Six Advanced Combustion and Emissions Controls RD Projects

Green Car Congress

The research projects will contribute to the development of high efficiency internal combustion engines with the goals of improving fuel economies by 20-40% in light-duty vehicles and attaining 55% brake thermal efficiency in heavy-duty engine systems. Tags: Engines Fuel Cells.

Emissions 150
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US DOE awards more than $175M to 40 projects for advanced vehicle research and development

Green Car Congress

This project will identify fuel properties that can be used to enable novel combustion strategies with low emissions of nitrogen oxides in an engine, and enhance existing models to capture the effect of additional key fuel properties on combustion. Wisconsin Engine Research Consultants LLC. Light-weighting materials.