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EIA: trends in downsized engine design leading to increased demand for higher-octane gasoline

Green Car Congress

Since 2013, the share of premium gasoline in total motor gasoline sales in the US has steadily increased to 11.3% One significant trend is engine downsizing coupled with turbocharging. In model year (MY) 2009, turbocharged vehicles accounted for 3.3% of new gasoline-fueled LDV sales. of the market.

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Report: Japan carmakers downsizing in Europe as market shrinks

Green Car Congress

The Nikkei writes that Daihatsu Motor Co.’s ’s withdrawal from new-vehicle sales in Europe and Mitsubishi Motors Corp.’s ’s decision to cut stop producing the Colt subcompact there highlight the a downsizing trend in Europe for Japanese carmakers as the new-vehicle market there shrinks. Toyota Motor Corp.

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Concept: Downsized and Supercharged Hybrid Pneumatic Engine for 30%+ Reduction in Fuel Consumption

Green Car Congress

Schematic of downsized and supercharged four-stroke hybrid pneumatic spark injection engine. The reduction in fuel consumption is obtained mainly through enabling the effective use of a heavily downsized engine, rather than from regenerative efficiency. The major part of this gain is due to downsizing the engine. Earlier post.).

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Valeo acquires electric supercharger business from Controlled Power

Green Car Congress

Unlike exhaust-driven turbochargers, electric superchargers are driven by an electric motor. This technology, which leverages a switched reluctance motor with very low inertia, responds much more quickly than a conventional turbocharger. HyBoost shows comparable performance to the conventional 2.0L Earlier post.).

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Controlled Power Technologies Packages Its Switched Reluctance Systems in ‘RegEnBoost’ System for Enhanced Support for Downsizing

Green Car Congress

This CO 2 level is comparable to that emitted by equivalent sized full hybrid vehicles, yet avoids their need for high voltage and the significant impact a hybrid’s large batteries and traction motors have on overall vehicle cost, mass and packaging. Axial Flux motors and generators are characterized by very high torque and power density.

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GreenCarReports: 2009 Tokyo Motor Show Coverage

Green Car Reports

Despite the downsizing, green cars abounded, ranging from new production models like the 2012. It's a sad thing when an auto show loses its exhibitors, and this was a tough year for Tokyo. Foreign automakers shunned the show--unless you count England's Lotus--so the biannual event had pretty much only Japanese products on display.

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ETH Zürich Developing Pneumatic Hybrid Engine; Approaches Hybrid-Electric Performance at Lower Cost

Green Car Congress

A member of the ETH research team, which is led by Lino Guzzella, Professor of Thermotronics, will present a paper on their work at the upcoming SAE World Congress 2009 in Detroit in April—one of a number to be presented on the topic there. The compressed air supply also allows extreme downsizing. SAE 2009-01-1304 , not yet published).

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