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Study finds highly-turbocharged alcohol-fueled DISI engines could be more efficient than diesels

Green Car Congress

Highly turbocharged alcohol-fueled direct-injection spark-ignition (DISI) engines operated at a high compression ratio could be as or more efficient than diesel engines while also providing advantages of lower vehicle cost, lower emissions and higher power, according to a recent modeling study by Leslie Bromberg and Daniel Cohn at MIT.

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Eaton contributing several components to DOE SuperTruck II program

Green Car Congress

Eaton is supplying a number of leading-edge technologies that improve fuel economy and reduce emissions to Original Equipment Manufacturer (OEM) teams. Since 2008, Eaton’s Vehicle Group has been laser-focused on reducing emissions and fuel consumption.

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How Eco-Friendly Transportation Boosts Business Success

Clean Fleet Report

Fuel expenses and delivery fees add to the overall food cost. Investing in EV vehicles , controlling fuel costs and fleet downsizing are other green means that benefit this industry. Your company can switch to a cleaner transportation policy with some strategic planning.

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Dearman begins on-vehicle testing of Gen 2 transport refrigeration system powered by liquid air engine; lighter, more efficient

Green Car Congress

The Dearman liquid air engine is an innovative heat engine that uses liquid air (or liquid nitrogen) as a “fuel” and emits cold air as exhaust. Ambient or low grade waste heat is used as an energy source with the cryogen providing both the working fluid and heat sink. Earlier post.) We are another step closer to achieving that goal.

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McMaster team reviews progress on hybrid-specific engine technologies

Green Car Congress

A team from McMaster University in Canada has published a comprehensive review of recent progress in low-temperature combustion (LTC), alternative fuels (AF), over-expansion Atkinson cycle, and waste heat recovery (WHR) techniques as applied to hybrid-specific engines. Their open-access paper is published in the journal Energy Reports.

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Kia unveiling new cee’d GT line with new 1.0L T-GDi and 7-speed DCT at Geneva

Green Car Congress

In addition to a range of visual upgrades, the new cee’d GT Line features the debut of Kia’s all-new downsized 1.0-liter liter T-GDi is a downsized, three-cylinder power unit engineered to improve fuel consumption and emissions while offering strong performance and immediate response. Kia cee’d GT Line. Click to enlarge.

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MAHLE-led consortium’s micro-CHP CNG engine provides 20% efficiency boost over current market best

Green Car Congress

2 with the incorporation of auxiliary fueling in the pre-chamber. fuel is injected into the pre-chamber. The engine utilizes PFI for the main chamber and direct injection for the pre-chamber auxiliary fuel. The enleanment capabilities of the 390 cc single-cylinder engine are extended from ? =

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