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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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SwRI simulations show turbocharged Scuderi Engine could reduce a standard 2011 Nissan Sentras fuel consumption by up to 35% on FTP cycle

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Modelled results of fuel consumption in 2011 Nissan Sentra. The Sentra model was simulated through a standardized Federal Test Procedure-75 (FTP-75) drive cycle for each SSC engine design. Source: Scuderi. Click to enlarge. Preliminary results showed up to a 25% decrease in fuel consumption (i.e.,

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Volvo to concentrate on hybrids and downsized engines for US

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Volvo Car Corporation will rely on a powertrain strategy based on its new downsized 4-cylinder VEA (Volvo Environmental Architecture) engine platform ( earlier post ) and hybrids for the US market, said John Maloney, recently appointed President of Volvo Cars, US, in an interview at the Detroit Auto Show. Click to enlarge.

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ICCT: decline in diesel sales will have negligible impact on attainment of European CO2 emission standards

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The share of diesel vehicles among new car registrations in the EU decreased from a peak of 55% in 2011 to 49% in 2016; recent data suggests that diesel shares continue to fall. On top of the higher energy density of diesel fuel, diesel engines historically possessed a number of efficiency advantages over gasoline engines.

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Toyotas Yaris hybrid concept anticipates B-segment hybrid strategy with first downsizing of HSD; Prius +

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Making its world debut at the 2011 Geneva Motor Show, the Yaris HSD concept anticipates Toyota’s intention to bring its full hybrid Hybrid Synergy Drive (HSD) technology to the B-segment, the biggest volume segment in Europe. This marks Toyota’s first downsizing of its HSD technology. Yaris HSD concept. Click to enlarge.

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FEV to show 2nd generation diesel High Efficiency Combustion System at 2011 SAE World Congress

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will exhibit its High Efficiency Combustion System (HECS) diesel engine at the 2011 SAE World Congress, 12-14 April at Cobo Center in Detroit. The second-generation HECS has been adapted to a downsized 1.6L This consequently results in substantially increased EGR rates, which permit a major reduction in untreated emissions.

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Valeo acquires electric supercharger business from Controlled Power

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Highly efficient at low engine revolutions, electric superchargers make it possible to downsize engines. When coupled with an energy recovery system, electric superchargers can be used to create a cost-competitive hybrid solution that can deliver fuel savings of up to 20% in the standard European driving cycle, Valeo said.

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