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

Green Car Congress

At the US Department of Energy’s (DOE’s) Annual Merit Review meeting in Washington, DC last week, Michael Ruth from Cummins noted that the DOE program target for the project is a fuel economy (CAFE) target of 26 mpg (9.05 l/100 km), and as such would not meet the GHG requirement of 28 mpg (8.4 Exhaust system configuration.

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

Green Car Congress

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. L/100km NEDC (67 mpg US), equivalent to 79 g/km CO 2. The downsized full hybrid system combines the new 1NZ-FXE 1.5-liter

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Ford / AVL study concludes mid-level ethanol blend attractive as a long-term future fuel for use in optimized engines in US

Green Car Congress

Review of ethanol properties. In their paper, Robert Stein from AVL and James Anderson and Tim Wallington from Ford begin by reviewing properties of ethanol and gasoline blends. Downsizing/downspeeding. Earlier post.). These include: Lower energy content than that of gasoline. Reduced enrichment.

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Daimler Trucks NA SuperTruck achieves 115% freight efficiency improvement over 2009 baseline; 50.2% engine BTE

Green Car Congress

mpg (19.26 It is our expectation that we will continue to review and refine what we’ve learned and achieved over the course of the SuperTruck initiative, and use that knowledge to bolster our leadership in fuel efficiency. The Freightliner SuperTruck uses a downsized and downsped 10.7-liter DTNA SuperTruck technology elements.

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NHTSA Modeling and Technology Projections Underlying the Proposed CAFE Target of 34.1 mpg by MY 2016

Green Car Congress

mpg and 250 g CO 2 /km for model year 2016. mpg if the automotive industry were to meet this CO 2 level just through fuel economy improvements.) ( Earlier post.). Cylinder deactivation: deactivates the intake and exhaust valves and prevents fuel injection into some cylinders during light-load operation.

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