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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. Therefore, turbocharged engines typically require more design and operational features to prevent engine knock than naturally aspirated engines.

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Cummins progressing with lightweight downsized T2B2 diesel for pickup; 40% improvement in fuel economy over gasoline V8

Green Car Congress

In 2013, the Cummins-led team demonstrated a Tier 2 Bin 5 version of the engine on the dyno, and then on a vehicle, while development of the Tier 2 Bin 2 engine started. Cummins made extensive use of aluminium as well as space-saving design features for new engine weight control. 6(2):372-381 doi: 10.4271/2013-01-0535.

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Google and IEEE launch $1M challenge for downsized inverters

Green Car Congress

Google and the IEEE have launched the Littlebox Challenge—an open competition to design and build a small kW-scale inverter with the highest power density (of at least 50 W/in 3 , or 3.05 USABC Electrical and Electronics Technical Team Roadmap (June 2013). kW/L) in an enclosure of less than 40 in 3 in volume (0.66L).

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UCS analysis finds Hyundai-Kia with best sales-weighted new vehicle environmental performance in US in 2013

Green Car Congress

In its sixth sales-weighted analysis of emissions from 8 major automakers’ 2013 model year vehicles, the Union of Concerned Scientists’ (UCS) latest Automaker Rankings report found that Hyundai-Kia unseated Honda as the “Greenest Automaker.” Click to enlarge.

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Nissan unveils 2013 Altima Sedan; 38 mpg highway

Green Car Congress

2013 Altima. The Altima ranked as the second best-selling car in the US in 2011; the redesigned 2013 Altima Sedan goes on sale at Nissan dealers nationwide in July at a starting MSRP of $21,500. The 2013 Altima equipped with the 4-cylinder, 2.5-liter The 2013 Altima equipped with the 4-cylinder, 2.5-liter

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Mitsubishi Motors introducing 2 PHEV and 1 hybrid concept SUVs at Tokyo Motor Show

Green Car Congress

Mitsubishi Motors Corporation (MMC) will unveil three world-premiere concept cars at the 43 rd Tokyo Motor Show 2013 at the end of this month: two plug-in hybrid (PHEV) concepts, and one mild-hybrid concept. Incorporating a new design, the three concepts point to the direction MMC’s development and manufacturing will take in the near future.

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Oerlikon Graziano modifies RWD Lancia 037 rally car with new front-axle hybrid system to create 4WD vehicle

Green Car Congress

Oerlikon Graziano will present a new front-axle parallel hybrid system at European All-Wheel Drive Congress in Graz, from 10 to 12 April 2013. The rear gearbox can be designed with integrated electric motor, realizing a compact hybrid system.

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