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Pinnacle’s opposed-piston scooter engine can meet NOx target with lean operation and ignition delay; little fuel economy hit

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—Willcox and Cleeves (2013). First, lower temperature, meaning less heat loss, more efficient combustions, better fuel economy.and, fortuitously, lower NO x. Four engine control modes were evaluated with the goal of reducing NO x and minimizing fuel economy impact. Fuel economy impact is.

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GM CEO outlines highlights of fuel economy plan through MY2016: lightweighting; more efficient gasoline and clean diesel engines, electrification

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Within his talk about the need for a US energy policy at the IHS CERAWeek 2013 energy conference in Houston, GM Chairman and CEO Dan Akerson outlined some highlights of the company’s fuel economy plan through the 2016 model year. —Dan Akerson. Vehicle electrification. Earlier post.).

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FEV’s two-stage VCR system; 5-7% increase in fuel economy using variable length conrods

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Use of a variable compression ratio (VCR) could be one technology approach to reducing fuel consumption in highly boosted (e.g., downsized, turbocharged) gasoline engine, as operating an engine with higher compression ratios at low load can increase fuel economy compared to operating an engine with fixed compression ratio.

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Magnetic eCVT could replace conventional hybrid mechanical eCVT with likely 1-2% fuel economy improvement and other benefits

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In August 2013, Magnomatics joined The Proving Factory to meet the medium-volume requirements of automotive customers for its MAGSPLIT power split device. In 2012 Magnomatics secured £2.5 million (US$4.1 million) funding to develop magnetically geared motors and generators for the hybrid and electric vehicle market. million (US$1.7

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Ford introduces 2014 Transit Connect Taxi with CNG/LPG capability

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Ford unveiled the redesigned 2014 Transit Connect Taxi at the 2013 International Association of Transportation Regulators Conference in St. The 2014 Ford Transit Connect Taxi comes with a new powertrain—the 2.5-liter 2014 Transit Connect Taxi. The 2014 Ford Transit Connect Taxi comes with a new powertrain—the 2.5-liter

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Ford / AVL study concludes mid-level ethanol blend attractive as a long-term future fuel for use in optimized engines in US

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A study by a team from Ford Motor Company and AVL has concluded that a mid-level ethanol blend—greater than E20 but less than E40—appears to be attractive as a long-term future fuel for the US for use in engines optimized for the higher octane blend. Volumetric fuel economy. reductions in fuel economy and range.

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EIA: growing octane needs widen price difference between regular and premium in US

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EIA suggested that the upward trend in premium gasoline sales is likely driven by changes in fuel requirements for light-duty vehicles in response to increasing fuel economy standards. Click to enlarge.

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