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HyBoost concept achieving close to Prius-level CO2 emissions; aggressive downsizing with advanced boosting and micro-hybrid system

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version of its vehicle (a 2009 Ford Focus) but with fuel economy and CO 2 emissions approaching those of a Prius, according to David Boggs, Ricardo Technical Specialist, Engines, in a presentation at the recent 2011 Directions in Engine-Efficiency and Emissions Research Conference (DEER) hosted by the Department of Energy in Detroit.

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DENSO develops compact EGR cooler for gasoline engines; applied in Prius c

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DENSO Corporation has developed its first EGR cooler for gasoline engines. This EGR cooler is installed in Toyota’s Camry and Aqua (Prius c). The newly developed EGR (exhaust gas recirculation) cooler is 30% smaller than the smallest one currently available on the market, while offering equal performance.

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ADEPT project to apply gasoline engine HyBoost system to diesel; 48V architecture; full hybrid fuel economy at much lower cost

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This combined combined aggressive 50% downsizing of the engine with an electric supercharger for transient low-speed performance and a 12+X volt micro-hybrid stop-start and energy recuperation systems. version of its vehicle (a 2009 Ford Focus) but with fuel economy and CO 2 emissions approaching those of a Prius.

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Toyota Europe hybrid sales up 43% year-on-year in 2013; almost 18.5% of total TME sales, 28% in W. Europe

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The downsized hybrid system combines a 1.5-liter liter gasoline engine with a light, compact electric motor, transaxle, inverter and battery pack. In addition, Toyota Europe offers the Toyota Prius, Prius+, and Prius Plug-in Hybrid, as well as the Lexus CT 200h, IS 300h, GS 300h, LS 600h and 600hL, and Rx 450h.

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Toyota and Denso develop SiC power semiconductor for power control units; targeting 10% improvement in hybrid fuel efficiency

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Toyota intends to leverage the benefits of high frequency and high efficiency of SiC power semiconductors to enable PCU downsizing of 80%. The high frequency control of SiC allows the downsizing of coils and condensers within the PCU. ???Source: Click to enlarge. Source: Toyota. Click to enlarge.

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Mazdas new SKYACTIV gasoline and diesel engines are steps on the road to its Ideal Engine; focus on compression ratio

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However, while Mazda plans to offer hybrid vehicles in the medium-term, its engineers are pushing hard to increase the efficiencies of both the gasoline and diesel platforms, moving toward what they call “the ideal Internal Combustion Engine.” Extreme compression ratio rather than downsizing. Although downsizing—i.e.,

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Toyota introduces the B-segment Yaris Hybrid at Geneva; anticipating 20% of Yaris model range sales in first year

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The new Yaris Hybrid, which is equipped with a version of the downsized hybrid powertrain featured in the Prius c/Aqua ( earlier post ), is a major step in the company’s full hybrid European roll-out strategy. The downsized full hybrid system combines the new 1NZ-FXE 1.5-liter liter Atkinson Cycle gasoline engine is 16.5

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