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BorgWarner suggests Valve-Event Modulated Boost system can offer 6-17% fuel economy benefit over already downsized and turbocharged engines

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to 2 ratio points and maintain the same knock limit for an additional 3-4% improvement in fuel economy. It avoids pumping work through the turbocharger to improve fuel economy, and by phasing the two cams, the lobes, relative to each other we can actually modulate boost. Source: Borgwarner. Click to enlarge.

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Consumer Reports survey shows high fuel costs cause downsizing, less driving; 73% would consider alt fuel vehicle

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Two-thirds of owners surveyed said they expect their next vehicle to get better fuel mileage than the one they’re driving now, and fuel economy topped the list as the most important consideration when shopping for their next car, followed by quality and safety.

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

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The US Department of Energy (DOE) will award more than $187 million to nine projects to improve fuel efficiency for heavy-duty trucks and passenger vehicles. The remaining six projects totaling more than $71 million will support efforts to increase the fuel economy for passenger vehicle engines and powertrain systems.

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Chrysler Disbands ENVI Electric Vehicle Group; Function Absorbed into Traditional Line Organization

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Reuters reports that Chrysler has disbanded its ENVI team, formed in 2007 to bring electric-drive vehicles and related advanced-propulsion technologies to market. In April 2009, Chrysler unveiled four all-electric Chrysler Town & Country minivan concepts to the US Postal Service (USPS) in Washington, DC. Earlier post.)

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National Research Council Study Finds That Available Technologies Can Result in Significant Fuel Savings for Passenger Vehicles Over the Next 15 Years, But at Higher Purchase Prices for Consumers

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Various combinations of commercially available technologies could greatly reduce fuel consumption in passenger cars, sport-utility vehicles, minivans, and other light-duty vehicles over the next 15 years without compromising vehicle performance or safety, according to a new report by the National Research Council.

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Achates OPGCI project targeting 50% fuel efficiency gains over downsized GDI engine at reduced cost

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The engine should yield fuel efficiency gains of more than 50% compared to a downsized, turbo-charged gasoline direct injection engine, while reducing the overall cost of the powertrain system, said Fabien Redon, Vice President, Technology Development at Achates Power. Earlier post.) displacements, said Redon. Earlier post.).

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NRC report finds significant number of near-term technologies could greatly reduce fuel consumption in passenger cars

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According to its estimates, adopting the full combination of improved technologies in medium and large cars and pickup trucks with spark-ignition engines could reduce fuel consumption by 29% at an additional cost of $2,200 to the consumer. Click to enlarge.

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