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Ford, GM and AVL researchers argue match-blending a flawed approach to evaluate ethanol-gasoline blends

Green Car Congress

In a newly published SAE paper, a team from Ford, General Motors and AVL argues that the exclusive use of a match blending approach to prepare ethanol-gasoline blends for regulatory emissions testing “has fundamental flaws”. Earlier post.). —Anderson et al.

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Frost & Sullivan forecasts Gasoline Particulate Filters to climb from 50,335 units now to 4.2-4.6 million units by 2020

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Gasoline direct injection (GDI) is a strategy to improve fuel efficiency that is rapidly gaining market acceptance. Several OEMs are working on combustion optimization and injection technologies that reduce particulate emissions in engines rather than through exhaust after-treatment. Ford and GM, will account for 11.5–13.5%

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GM to introduce strong hybrid version of Malibu; combined fuel economy above 45 mpg; leverages Volt

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GM will introduce a strong hybrid version of the next-generation Malibu. The engine also features Chevrolet’s first application of Exhaust Gas Heat Recovery, or EGHR, technology, which uses exhaust heat to warm the engine and cabin. Additional fuel economy benefits come from Exhaust Gas Recirculation, or EGR.

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Buick Regal Turbo gets flex-fuel turbo direct-injected engine

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turbocharged engine including the direct injection fuel system, continuous variable valve timing for both intake and exhaust valves and the turbocharger. GM has produced more than 5 million flex-fuel models over the last 15 years, and has a goal of offering more than 50% of its production in flex-fuel models by the end of 2012.

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Growth Energy and Ethanol Producers Request Waiver Allowing E15 from EPA

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Growth Energy , a new advocacy group promoting ethanol and biofuels, has submitted , on behalf of 52 US ethanol manufacturers, a request for a “green jobs” waiver allowing an increase in the ethanol blend limit from 10% (E10) up to 15% (E15) to the US Environmental Protection Agency (EPA). billion into the US economy annually.

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New power-dense 2.0L GDI turbo with twin-scroll turbocharger and new combustion system offered in 2013 Chevrolet Malibu

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A new, gasoline direct-injected (GDI) Ecotec 2.0L It is rated at 259 hp (193 kW), making it one of the most power-dense automotive engines in the industry, GM notes. The Malibu turbo has an EPA-estimated fuel economy of 21 city (11.2 Rotocast aluminum cylinder head with sodium-filled exhaust valves. New Ecotec 2.0L

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New 450hp Small Block V8 for 2014 Corvette features direct injection, cylinder deactivation, continuously variable valve timing

Green Car Congress

It will also deliver the most fuel-efficient Corvette ever, exceeding an EPA-estimated 26 mpg US (9.0 By leveraging technology, we are able to get more out of every drop of gasoline and because of that we expect the new Corvette will be the most fuel-efficient 450 horsepower car on the market. L/100 km) on the highway.

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