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

Green Car Congress

Hyundai Motor Group has developed the first Continuously Variable Valve Duration (CVVD) technology to feature in future Hyundai and Kia vehicles. T-GDi—the first engine to feature the technology. CVVD optimizes both engine performance and fuel efficiency while reducing emissions. T-GDi engine.

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

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

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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. —Allen Barbieri, CEO of Biosynthetic Technologies.

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BorgWarner launches new low-friction engine timing chain; 0.3-0.6% improvement in fuel economy

Green Car Congress

mm inverted tooth silent engine timing chains are launching on engines from Mitsubishi, Suzuki, Hyundai, General Motors Korea and one Chinese automaker. improvement in fuel economy based on customer testing. BorgWarner will produce the new low-friction engine timing chains for a variety of 0.66- to 2.0-liter

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Hyundai Motor Group develops world first active shift control for hybrids

Green Car Congress

Hyundai Motor Group has developed the world’s first Active Shift Control (ASC) transmission technology. ASC applies new control logic software to the Hybrid Control Unit (HCU), which then controls the electric motor to align the rotational speeds of the engine and transmission to reduce gear shift time by 30%.

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NASA Glenn develops automated flywheel pulse-and-glide system; improving fuel economy up to 40-100%

Green Car Congress

Innovators at NASA’s Glenn Research Center have developed an automated pulse-and-glide technique using a flywheel energy storage system for on-road vehicles; the technology, which NASA Glenn says can improve fuel economy over existing internal combustion or battery hybrid systems by 40-100%, is available for licensing.