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EVs dominate list of efficient cars in ORNL 2022 Fuel Economy Guide

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The 2022 Fuel Economy Guide, released by ORNL for the DOE/EPA fueleconomy.gov website, provides up-to-date information on fuel economy, environmental and safety data, so consumers can choose the most fuel-efficient vehicle that meets their needs. Credit: Andrew Sproles/ORNL, U.S.

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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. Unfortunately, these engines exacerbate engine knock.

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

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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 liter variable compression (VC) Turbo engine across the Rogue lineup. 2022 Nissan Rogue. Earlier post.) New generation Xtronic transmission.

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Hyundai Motor Group unveils CVVD engine technology; +4% performance, +5% fuel economy, -12% emissions

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T-GDi—the first engine to feature the technology. CVVD optimizes both engine performance and fuel efficiency while reducing emissions. When the vehicle is maintaining a constant speed and requires low engine output, CVVD opens the intake valve from the middle to end of the compression stroke. T-GDi engine.

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Ricardo, Achates Power developing next-gen OP GCI engines for LDVs

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Ricardo is working in collaboration with Achates Power to develop the next generation of opposed-piston (OP) gasoline compression ignition (GCI) engines for light duty vehicles in a multi-phased project (BERYL), funded by the US Department of Energy (DOE) Advanced Research Projects Agency-Energy (ARPA-E). Earlier post.) Earlier post.)

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Volkswagen Taos SUV to use new version of the turbocharged EA211 engine that powers Jetta

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Volkswagen announced that the Taos compact SUV, which slots into the lineup below the Tiguan, will feature a new version of the EA211 turbocharged four-cylinder engine that currently powers the Jetta sedan. Making 158 horsepower and 184 pound-feet of torque, the new engine increases in size from 1.4 Taos teaser image.

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Volkswagen Millerized 1.5 TSI ACT BlueMotion gasoline engine offers diesel-like fuel economy; derivatives may be applied in hybrid systems

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Volkswagen has developed and deployed a gasoline engine that offers diesel-like fuel economy but is significantly cheaper to buy. TSI ACT BlueMotion delivers 96 kW / 130 PS with combined fuel consumption of 4.8 Compared with other gasoline engines, the intake valves of the 1.5 l/100 km (49 mpg US).