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Bosch more broadly commercializing water injection system; up to 13% fuel savings under some conditions

Green Car Congress

Bosch is now more broadly commercializing its water injection system for turbocharged engines ( earlier post ). Bosch currently supplies water injection parts for the BMW M4 GTS—the first production vehicle to feature a water injection system. Water injection can also boost power by up to 5%, Bosch says.

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CPT launching water-cooled electric supercharger for commercial diesel engines

Green Car Congress

At the 17 th Supercharging conference this week in Dresden, Controlled Power Technologies (CPT) will launch what it says is the first water-cooled electric supercharger developed for “quasi-continuous” boosting of commercial diesel engines, including those developed for off highway applications. Cobra electric supercharger. Click to enlarge.

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DOE to Award $187M to 9 Projects to Improve Vehicle Efficiency for Heavy-Duty Trucks and Passenger Vehicles

Green Car Congress

The remaining six projects totaling more than $71 million will support efforts to increase the fuel economy for passenger vehicle engines and powertrain systems. The goal is to develop engine technologies that will improve the fuel economy of passenger vehicles by 25-40% by 2015 using an engine-only approach. 38,831,115. 39,559,868.

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Tsinghua studies on alcohol-gasoline dual fuel engines show fuel efficiency and particle number benefits

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In a second paper, also published in Fuel , they systematically compared the stoichiometric alcohol–gasoline and gasoline–alcohol DFSI combustion for engine particle number (PN) reduction (and fuel economy improvement), also using a high compression ratio gasoline engine. Fuel economy performance of alcohol-gasoline DFSI.

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Downsized 5.5L V8 Biturbo in S 63 AMG Delivers 25% Fuel Savings Compared to Predecessor; Stop-Start is Standard

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An intelligently designed power transfer plays a major part in this: the unique AMG Speedshift MCT 7-speed sports transmission combines dynamism with economy, and includes a new stop-start function in the “Controlled Efficiency” driving mode. Debuting in the new Mercedes-Benz S 63 AMG, the new V8 biturbo consumes 10.5

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Advanced ADEPT 48V affordable mild hybrid on path to meet future ultra-low vehicle emissions

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Ricardo believes the above package is very competitive with other fuel economy solutions such as full hybridization. The concept of “intelligent electrification” enables highly aggressive engine downsizing and down-speeding beyond what might normally be possible other than through more expensive hybridization approaches.

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Ford unveils 1.5L EcoBoost engine in new Mondeo in China

Green Car Congress

Ford’s EcoBoost technology combines direct fuel injection, turbocharging and variable valve timing to enable a downsized engine to gain fuel economy by up to 20% over larger engines with no loss of performance. Other than the 1.5-liter liter EcoBoost powerplant, the all-new Mondeo will also be available with the 2.0-liter

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