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JD Power 2012 APEAL highlights ongoing downsizing trend for new car buyers in US; increasing satisfaction with smaller vehicles

Green Car Congress

The 2012 APEAL Study finds that 27% of new-vehicle buyers who replaced a vehicle downsized—i.e., The downsizing trend also has an impact on owner satisfaction with the fuel economy of their new vehicle. The Audi A8 achieves the highest APEAL Study score of any model in the industry in 2012.

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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., Source: Borgwarner.

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

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This marks Toyota’s first downsizing of its HSD technology. This engineering solution targets the independent powering of the air-conditioning unit for improved full hybrid powertrain fuel economy. Prius+ will be on sale in the first half of 2012.

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Independent testing shows 21.2% reduction in fuel consumption with XL Hybrids retrofit system

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reduction in fuel consumption achieved with XL Hybrids’ aftermarket hybrid electric powertrain ( earlier post ) on a light-duty cargo van on the UDDS cycle (urban conditions). The testing process compares fuel economy performance from the vehicle in its original condition with the performance using XL Hybrids’ charge-sustaining hybrid system.

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Audi using supplementary port fuel injection to address particulates from gasoline direct injection

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In part-load operation, the indirect injection supplements direct gasoline injection to improve fuel economy and to reduce the output of particulates from the engine. GDI technology provides fuel efficiency benefits from charge air cooling, more facile turbocharging, and the downsizing that these permit. Earlier post.).

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Simulation study suggests ORC waste heat recovery system could deliver potential 7% improvement in fuel consumption in a PHEV on highway

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Their paper was presented at the ASME Internal Combustion Engine Division 2012 Fall Technical Conference by Marcello Canova, assistant professor at OSU; lead author was Philipp Skarke, from the University of Stuttgart Institute for Internal Combustion Engines and Automotive Engineering. Δ in fuel consumption. η BASIC.

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