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

Green Car Congress

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). Background. Proposed PEF.

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Biosynthetic motor oil receives highest industry performance certification; demonstrates improved fuel economy

Green Car Congress

Biosynthetic Technologies has received ILSAC GF-5 certification on both SAE 5W-20 and 5W-30 grade passenger car motor oil (PCMO) formulations using its Biosynthetic Base Oil. A key component of the ILSAC GF-5 designation is demonstrated fuel economy improvement.

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Hyundai Motor Group, Aramco and KAUST collaborate on new e-fuel for novel combustion system

Green Car Congress

Hyundai Motor Group will collaborate with the Saudi Arabian Oil Company (Aramco) and King Abdullah University of Science and Technology (KAUST) jointly to research and develop an advanced fuel for an ultra lean-burn, spark-ignition engine that aims to lower the overall carbon dioxide emissions of a vehicle.

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Tesla had lowest tailpipe CO2 emissions & highest fuel economy in 2021 EPA Auto Trends report finds

Teslarati

The EPA released its annual Automotive Trends report, and findings reveal that Tesla is leading the way with the lowest tailpipe CO2 emissions and the highest fuel economy of all large manufacturers. However, other manufacturers such as Kia and Toyota are showing improvements now that they have begun producing electric vehicles.

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Eaton developing suite of 48V technologies to help commercial vehicle manufacturers meet new global emission regulations

Green Car Congress

These 48-volt systems can power new, advanced energy-consuming components and can help reduce emissions and improve fuel economy and performance. Eaton is developing 48-volt systems that include motor generators and inverters that generate 48-volt DC power for the vehicle. —Ben Karrer. Eaton supercaps.

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Hyzon Motors’ new eAxle technology for 6x4 Class 8 vehicles delivers up to 97% motor-to-wheel efficiency

Green Car Congress

Hyzon Motors, a leading global supplier of hydrogen fuel cell powered commercial vehicles, has developed a new eAxle design which provides extremely high efficiency for 6x4 Class-8 commercial vehicles. The eAxle can reduce the motor-to-wheel loss as much as 40%, and further allows full torque regenerative braking.

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2022 Rogue to feature Nissan’s all-new 1.5-liter VC-Turbo variable compression engine

Green Car Congress

Nissan introduced a new Rogue SUV for the 2021 model year; for 2022, Nissan is making its best-selling model more powerful, more fuel-efficient and more fun to drive with an all-new, 1.5-liter Even with the increased power, the 2022 Rogue’s estimated fuel economy is 33 mpg combined—an increase of 3 mpg over the 2021 model.

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