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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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Achates Power and Aramco Services Company partner on opposed-piston engine projects; Opposed-Piston Gasoline Compression Ignition (OPGCI)

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and Saudi Aramco’s US-based subsidiary Aramco Services Company (ASC) have signed a joint development agreement providing the framework for the two companies to work together on a series of Opposed-Piston (OP) Engine projects, which will speed the development of new efficient, low-emissions powertrain choices. Achates Power, Inc.

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DOE awards Hyundai $4.95M for work on advanced mixed-mode gasoline engine; Co-Optima

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million over three years as part of an $80-million Co-Optima funding round ( earlier post ) to conduct research and development for an advanced mixed-mode gasoline (spark/compression ignition) engine to attain significant improvements in both fuel economy and CO 2 emissions.

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Blue Bird to begin production of updated propane and gasoline buses with Ford 7.3L V8 and ROUSH fuel system

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This spring, Blue Bird will begin production of its propane and gasoline Vision school buses integrating Ford’s all-new 7.3L V8 engine and a purpose-built fuel system designed specifically for school-bus application. The 2022 Blue Bird Vision with the propane and gasoline 7.3L In addition, the compact and lighter-weight 7.3L

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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 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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GM CEO outlines highlights of fuel economy plan through MY2016: lightweighting; more efficient gasoline and clean diesel engines, electrification

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Within his talk about the need for a US energy policy at the IHS CERAWeek 2013 energy conference in Houston, GM Chairman and CEO Dan Akerson outlined some highlights of the company’s fuel economy plan through the 2016 model year. More efficient gasoline engines. —Dan Akerson. Vehicle electrification. Earlier post.).

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Mazda announces SKYACTIV-X: gasoline Spark Controlled Compression Ignition

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As part of the new technology to achieve this vision, the company disclosed plans to introduce a next-generation gasoline engine called SKYACTIV-X in 2019. This new proprietary combustion engine combines the advantages of gasoline and diesel engines to optimize environmental performance, power and acceleration performance.

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