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DOE proposes revising procedures for calculating petroleum-equivalent fuel economy of EVs for use in CAFE calculations

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The US Department of Energy (DOE) is proposing a significant revision in its procedures for calculating a value for the petroleum-equivalent fuel economy of EVs for use in the Corporate Average Fuel Economy (CAFE) program administered by the Department of Transportation (DOT). DOE published a final rule on 12 June 2000.

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Gasoline consumption per capita in 2020 was on par with that in 1965

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Because of the pandemic, there was a substantial reduction in 2020 in vehicle miles traveled. Overall , vehicle miles traveled in 2020 were down 13% compared with 2019. The results show that gasoline consumption per capita in 2020 was on par with that 55 years ago. Total consumption. Total consumption (millions of gallons).

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Studies highlight effects of different gasoline components on fuel economy, combustion and emissions

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Researchers at Jilin University (China) have investigated the effect of gasoline components on fuel economy, combustion and emissions in a GDI (gasoline-direct-injection) engine. The team subsequently followed up this first study with a second, exploring the effects in a PFI (port-fuel-injection) engine.

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IHS Markit: GM announcement latest sign that peak gasoline demand from light vehicles has already come and gone

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IHS Markit places the global peak for oil demand (gasoline and diesel) from LVs in 2019 when the demand averaged 29.1 IHS Markit places the global peak for oil demand (gasoline and diesel) from LVs in 2019 when the demand averaged 29.1 million light plug-in electric vehicles (PEVs) in the global light vehicle fleet.

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Nissan introduces new Navara pickup with fuel economy improved by up to 11% over previous model

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The Nissan Frontier has been the comparable vehicle variant for the Americas.) The NP300 Navara’s powertrain delivers improved performance, with reduced fuel consumption and emissions, as well as a dynamic control braking system that makes for a leader in segment performance. liter in-line 4-cylinder gasoline engine.

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SwRI develops D-EGR demonstrator highlighting fuel-efficient, cost-effective engine; 10% and above fuel economy improvements

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Southwest Research Institute (SwRI) has built a demonstrator vehicle, based on a 2012 Buick Regal GS, incorporating the latest D-EGR (dedicated EGR) technology ( earlier post ), an outgrowth of SwRI’s HEDGE (High Efficiency Dilute Gasoline Engine) consortium projects ( earlier post ). Engines Fuel Efficiency Vehicle Systems'

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SwRI D-EGR gasoline demo vehicle delivers diesel efficiency at lower cost; potential for LEV III/Tier 3 emissions

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improvement in city fuel economy (24.5 Southwest Research Institute (SwRI) announced preliminary test results of its Dedicated-Exhaust Gas Recirculation (D-EGR) demonstration vehicle ( earlier post ) at the SAE 2014 World Congress in Detroit. liter gasoline direct injection engine. Overall, the engine offered a 13.1%

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