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PNNL team develops onboard fuel separation technology to enable octane-on-demand for improved fuel economy

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Researchers at the US Department of Energy’s Pacific Northwest National Laboratory (PNNL) have developed an onboard separation system that could support increased fuel economy and lower greenhouse gas emissions as part of an octane-on-demand fuel-delivery system. —Allan Tuan.

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EPA fuel economy report finds weight and power leveling off, footprint stable

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EPA recently released the latest edition of its annual report Light-Duty Automotive Technology, Carbon Dioxide Emissions and Fuel Economy Trends. The report is the authoritative reference for real-world fuel economy, technology trends and tailpipe carbon dioxide emissions, for new personal vehicles sold in the US every year since 1975.

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Stellantis Hurricane twin-turbo I-6 cuts emissions, increases fuel economy and is more powerful

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liter, twin-turbo, inline, six-cylinder engine, named Hurricane, that delivers better fuel economy and fewer emissions than larger engines while at the same time generates more horsepower and torque than many competitors’ naturally aspirated V-8 and boosted six-cylinder power plants. Stellantis revealed its new, 3.0-liter,

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Nissan launches new Note Aura in Japan; enhanced e-POWER electrified powertrain

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The all-new Note Aura comes exclusively with Nissan’s e-POWER electrified powertrain ( earlier post ), a key part of the company’s electrification strategy under the Nissan NEXT global business transformation plan. e-POWER uses a highly efficient gasoline engine to generate electricity for the electric motor that propels the vehicle.

Aura 435
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DOE: MY 2021 all-electric vehicles had a median driving range about 60% that of gasoline-powered vehicles

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As more long range EVs become available, the discrepancy in range between gasoline powered vehicles and EVs is likely to continue to narrow, VTO said. Median and Maximum Range for Model Year 2021 Vehicles by Fuel Type. Range for gasoline vehicles is based on tank size and EPA combined fuel economy rating.

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EPA trends report finds MY 2021 fuel economy remained flat at a record high while CO2 levels hit new low

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The US Environmental Protection Agency (EPA) released its annual Automotive Trends Report , which shows that model year (MY) 2021 vehicle fuel economy remained at a record high—but flat with MY 2020 fuel economy—while CO 2 emission levels reached a new record low. Source: EPA. Source: EPA. SOurce: EPA.

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EPA’s annual automotive trends report shows slight increase in fuel economy from MY2017 to MY2018

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In the US, Model Year (MY) 2018 vehicle fuel economy was 25.1 Since MY 2004, CO 2 emissions have decreased 23%, or 108 g/mi, and fuel economy has increased 30%, or 5.8 Average estimated real-world CO 2 emissions are projected to fall 6 g/mi to 346 g/mi and fuel economy is projected to increase 0.4