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Researchers develop effective exhaust catalyst for lower temperature exhaust

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To improve fuel efficiency, advanced combustion engines are being designed to minimize the amount of waste heat in the exhaust. As a result, future generations of exhaust after-treatment catalysts must perform at temperatures that are 100 °C lower than current catalysts. —Nie et al. Resources.

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Researchers developing free-piston linear generator for exhaust waste heat recovery

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Researchers in China have developed a novel free-piston linear generator (FPLG) to recover exhaust waste heat efficiently from a vehicle engine. the internal combustion engine is the power system of most vehicles. The two cylinders are alternately in the intake-expansion stroke and exhaust stroke. —Tian et al.

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Porsche unveils 2017 version of 919 Hybrid Le Mans prototype

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The 2017 model of the Porsche 919 Hybrid deploys a range of new innovations, particularly in the vehicle’s aerodynamics, the chassis and the combustion engine. Team Principal Andreas Seidl, who continues to serve as acting technical director, said that for the 2017 season, 60 to 70 percent of the vehicle is newly developed.

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Study finds “markedly” high levels of diesel exhaust present in commuter trains powered by locomotives in pull-mode

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Diesel-powered commuter trains may expose their passengers to elevated levels of certain black carbon and ultrafine particles, especially in the coach directly behind the locomotive, according to a new study from researchers at the University of Toronto. A paper on the study is published in the journal Atmospheric Environment. 2017.02.015.

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UNFI adding 53 all-electric TRUs to California fleet

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The all-electric TRU achieves zero-emission results by using a high efficiency refrigeration system powered by roof-mounted solar photovoltaic panels, a wheel-momentum generator, lithium-ion batteries, and a unique auxiliary power unit to eliminate the requirement for diesel fuel to power the refrigeration system.

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2017 Jeep Grand Cherokee qualifies for Japan’s Eco-Car tax tncentive

Green Car Congress

The 2017 Jeep Grand Cherokee mid-size SUV has become the second gasoline-driven, US-made, US-brand vehicle to qualify for Japan’s Eco-Car tax break. The Grand Cherokee that qualifies for Japan’s Eco-Tax incentive is powered by an upgraded version of the award-winning Pentastar V-6. The 2016 Jeep Cherokee Trailhawk was first.

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2017 Range Rover Sport gains new Ingenium 2.0L diesel as option; semi-autonomous driving tech

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For the 2017 Model Year, Range Rover Sport will debut the new 2.0-liter The 2017 Model Year Range Rover Sport is the first full-sized Land Rover SUV to feature a four-cylinder diesel engine. Vehicles fitted with the new engine will be distinguished by a single twin-exhaust configuration. 2017 semi-autonomous technology.

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