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SwRI develops D-EGR demonstrator highlighting fuel-efficient, cost-effective engine; 10% and above fuel economy improvements

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The demonstrator will be present at the upcoming SAE 2014 High Efficiency IC Engine Symposium in Detroit in April; SwRI engineers are presenting a paper (2014-01-1190) at the SAE 2014 World Congress on the development of the demonstrator’s engine. PSA has been a member of the HEDGE consortium (now at HEDGE-III ) since 2004.

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CRC ACES Phase 2 report finds emissions from modern heavy-duty diesels well below required levels

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2010 engines emissions reduction relative to 2010, 2007, and 2004 US emission standards. earlier post ), found that emissions of NO 2 and other nitrogen oxides—which can have direct health effects and contribute to the formation of smog—were approximately 61% below the 2010 EPA standard and 99% lower than in 2004 engines.

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SwRI simulations indicate Scuderi split-cycle engine consumes 25% less fuel than comparable conventional engine in Cavalier; 36% reduction with hybrid configuration

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two split pairs) operating in a 2004 Chevrolet Cavalier would consume 25% less fuel under the FTP (Federal Test Procedure) than the comparable standard gasoline engine, while matching power and torque. A naturally aspirated Scuderi Air-Hybrid configuration consumes 30-36% less fuel under similar drive conditions, the simulations found.

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

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With nominal power of 96 kW (129 hp) @ 4000 rpm and maximum torque of 325 N·m (240 lb-ft) @ 1750-2250 rpm (achieved at 14 bar BMEP), the engine will meet Euro 6 and LEV 3 emissions requirements and shows modeled best point fuel consumption of 189 g/kWh. cycle-average fuel consumption advantage. Diesel Engines Fuel Efficiency'

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LiquidPiston To Unveil Compact High Efficiency Engine at 2010 SAE World Congress

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In a paper to be presented at next week’s 2010 SAE World Congress in Detroit, LiquidPiston, Inc. For instance, intake/compression, combustion, expansion/exhaust are occurring simultaneously in separate chambers. Fuel is injected, and combustion occurs at relatively constant volume. Earlier post.)

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Ford Unveils Next-Generation Global Focus at NAIAS; Features New 2.0L DI Engine with Powershift Dual-Clutch Transmission for NA Market

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Ford unveiled its strategically important next-generation Ford Focus in both four-door sedan and five-door hatchback styles at the 2010 North American International Auto Show (NAIAS) in Detroit. Duratec I-4 unit while contributing to projected fuel economy gains of more than 10%. Fuel metering duties on the 2.0-liter

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SAE Hybrid Standards Committee: Works In Progress For 2009

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During the SAE 2009 World Congress in Detroit, Gary Kissel of General Motors presented an update of hybrid, plug-in hybrid, and electric vehicle standards being revised or developed by the Society of Automotive Engineers (SAE) Hybrid Standards Committee. by Jack Rosebro. Active standards work. Click to enlarge.

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