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

Green Car Congress

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

Green Car Congress

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. Unfortunately, these engines exacerbate engine knock.

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CP announces hydrogen-powered line-haul locomotive pilot project

Green Car Congress

Canadian Pacific plans to develop North America’s first hydrogen-powered line-haul locomotive. CP’s Hydrogen Locomotive Program will retrofit a line-haul locomotive with hydrogen fuel cells and battery technology to drive the locomotive’s electric traction motors.

Hydrogen 505
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EPA trends report finds MY 2021 fuel economy remained flat at a record high while CO2 levels hit new low

Green Car Congress

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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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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NHTSA to propose new fuel economy standards soon; 8% increase per year for MY 2024-2026

Green Car Congress

The US Department of Transportation’s National Highway Traffic Safety Administration (NHTSA) announced that it will soon propose robust new fuel economy standards. NHTSA’s proposal comes as the automobile industry is retooling future models in response to market demand for cleaner, more fuel-efficient vehicles.

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NREL thermal management system greatly increases power density of SiC inverters in heavy-duty applications

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A thermal management system developed by the National Renewable Energy Laboratory (NREL) in collaboration with John Deere promises to increase the power density of silicon carbide (SiC) inverters within heavy-duty EV applications significantly. —Kevin Bennion, NREL senior researcher and thermal management expert.

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