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EPA and ARB Present Proposals to Reconsider 2010 SCR Engine Certification Requirements

Green Car Congress

The California Air Resources Board (ARB) and the US Environmental Protection Agency (EPA) have presented preliminary proposals aimed at closing compliance loopholes for medium- and heavy-duty diesel engines using SCR-based NO x emissions control systems for 2011 and later model years.

2010 186
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Grand Prize Combustion-Engine Winner at 2009 Shell Eco-Marathon Americas Achieves 2,757.1 MPG

Green Car Congress

mpg (0.543 L/100km). This year’s challenge brought together a number of returning teams striving to beat the 2,843 mpg (0.083 L/100km) record set by Mater Dei High School in 2008, combined with a number of new teams adding fresh innovation and vehicle designs to the competition. mpg in its Blood, Sweat & Gears vehicle.

2009 199
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Prius v first member of expanded family to go on sale in US; 58% more cargo space than original Prius, with 42 mpg combined

Green Car Congress

Despite the new spaciousness, the Prius v will deliver estimated EPA fuel economy ratings of 44 mpg city, 40 mpg highway and 42 mpg combined (5.35, 5.88 Sophisticated valve control, injector design, and other technologies reduce emissions to allow the Prius v to qualify for California SULEV and US Tier2 Bin3 emissions standards.

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California-to-Canada Road Tour is Finale for Daimlers A-Class F-CELL; B-Class F-Cell Due to Customers by End of 2009

Green Car Congress

Daimler’s A-Class F-CELL hydrogen fuel-cell vehicle will cap five years of road trials in the US with its participation in the California to Canada Hydrogen Road Tour 09 ( earlier post ). The program includes fleet and infrastructure trials supported by the states of California and Michigan. L/100km (97 mpg US).

2009 150
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The Time Challenge of Equipment Turnover in the Transition to Electrification

EV Adoption

A few days ago I saw this slide (below) in a California Energy Commission presentation which powerfully illustrates this challenge. Source: California Energy Commission Electrification Workshop Presentation. So as I frequently argue — we need an eclectic powertrain approach in parallel.

Solar 52
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Study concludes that automakers tweak vehicle fuel economy to qualify for more favorable treatment; focus on car notches

Green Car Congress

mpg and 22.4 mpg) that lead to large changes in tax liability or the amount of a subsidy. mpg US (12.7 Under the Canadian feebate program, cars that get 43 mpg, for example, qualify for a $2,000 rebate, while cars that get 42 mpg receive a $1,500 rebate. For example, a car with an 18.5 —Joel Slemrod.

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Road Test: 2023 Volkswagen Taos SEL 4Motion

Clean Fleet Report

Fuel economy is EPA-rated at 28 mpg city/36 highway/31 combined for the FWD Taos, with the 4Motion rated at 25/32/28. A steady road warrior Clean Fleet Report was in the Taos SEL 4Motion for a week, spending most of our time on Southern California freeways. mpg, but in a 99-mile highway run at 65 mph, we averaged 34.3