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Buick introduces Volt-based Velite 5 extended-range electric vehicle in China

Green Car Congress

The Velite 5, Buick’s first extended-range electric vehicle, made its global debut in Shanghai today. direct injection engine as well as its new-generation lithium battery pack. The Velite 5 offers up to 768 kilometers (477 miles) of range in extended-range mode. Top: Buick Velite 5. Click to enlarge.

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Rolls-Royce developing turbogenerator technology for hybrid-electric aviation applications

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Rolls-Royce is developing turbogenerator technology—including a new small engine—designed for hybrid-electric aviation applications. Last year, Rolls-Royce announced a pathway to net zero carbon emissions and its electrical technology is one way in which the company is helping decarbonize critical parts of the global economy.

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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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Christopher Thomas, BorgWarner VP, Advanced Engineering, Engine Group and VP, Advanced Engineering, Drivetrain Group presented the basic concepts of VEMB and current BorgWarner test results at the recent SAE 2012 High Efficiency IC Engine Symposium. improvement in fuel economy on an E-class vehicle (e.g.,

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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. The near-term elements of GM’s fuel economy efforts he adduced are: Reduction in vehicle weight by up to 15%.

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VIA Motors and Verizon to collaborate on extended range electric work vehicles; evaluation for possible wide-scale application

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Verizon and VIA Motors will collaborate to develop and to demonstrate plug-in electric work vehicles using VIA’s proprietary eREV (extended range electric vehicle) technology ( earlier post ) and evaluate the technology for possible wide-scale application into Verizon’s fleet. Elements of the powertrain include: 4.3L

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opoc engine company EcoMotors closes US $32.5M Series C

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EcoMotors International, developer of the opposed-piston, opposed-cylinder opoc engine ( earlier post ), has completed its Series C round with a new investment totaling US$32.5 The opoc architecture comprises 60% fewer components and far less mass than conventional engines. million, led by Braemar Energy Ventures.

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Tula Technology hits milestone of 1M vehicles produced with Dynamic Skip Fire

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Unlike cylinder deactivation strategies that shut off a fixed number of cylinders, DSF makes dynamic firing decisions every 90 degrees of crank angle on a V8 (180 degrees on a 4 cylinder engine) based on how much torque is requested. DMD, for example, uses pulses of motor operation at high motor efficiency to deliver requested torque.

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