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ORNL team presents solution for coordinating connected and automated vehicles at merging roadways; reduced fuel consumption and travel time

Green Car Congress

A team of researchers at Oak Ridge National Laboratory (ORNL) has developed an optimization framework and an analytical closed-form solution that addresses the problem of optimally coordinating connected and automated vehicles (CAVs) at merging roadways to achieve smooth traffic flow without stop-and-go driving. m/s (25 mph).

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Renault introduces electric robo-vehicle and ride-hailing concept EZ-GO

Green Car Congress

Renault believes vehicle-service integration combined with connection to city infrastructure—leveraging sensors, data analytics, connected services, multimodal systems and more—will be a key characteristic of successful mobility solutions and smart cities of the future. Earlier post.).

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USDOT proposes speed limiters for large commercial vehicles; potential savings up to ~$1B in fuel each year depending on limit

Green Car Congress

The agencies estimate that limiting the speed of heavy vehicles to 60 mph would save 162 to 498 lives annually; limiting the speed of heavy vehicles to 65 mph would save 63 to 214 lives annually; and limiting the speed of heavy vehicles to 68 mph would save 27 to 96 lives annually. billion annually for 60 mph speed limiters; $1.0

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Bombardier Sifang Wins US$4B Contract to Build 80 Very High Speed Trains for China

Green Car Congress

The trains, with maximum operating speeds of 380 km/h (236 mph), are based on Bombardier’s next-generation ZEFIRO high speed rail technology, and are powered by a Bombardier MITRAC propulsion and control system. ECO4 technologies in the ZEFIRO. The ZEFIRO 380 trainsets incorporate elements of Bombardier’s ECO4 energy-saving technologies.

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UC Riverside team characterizes impact on PM of fuels with varying aromatics and octane rating; benefit of increased ethanol fraction

Green Car Congress

Vehicle steady-state testing showed that the hygroscopicity of PM emissions at high speeds (70 mph; κ > 1) are much larger than emissions at low speeds (30 mph; κ. Future studies are needed to elucidate the mechanism connecting vehicles speed/load and the amount of water-insoluble particle emissions. Short, Diep Vu, Thomas D.

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Air pollution exposure in second trimester may increase asthma risk in children

Green Car Congress

Rosalind Wright, MD MPH, senior investigator from the Department of Pediatrics at Icahn School of Medicine at Mount Sinai. Resources. The many adverse effects of air pollution on human health support continued efforts to reduce this burden. Schwartz, H.-H.L. Wright, R.J.

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Electric Vehicle Spotlight: Financing a Chevrolet Bolt EUV

EV Life

For power, the Bolt EUV can be charged on a standard 120-volt household outlet as well as a 240-volt connection for faster charges. Available Chevrolet Bolt EUV Trims At a Glance Chevrolet Bolt EUV Version Price Range Top Speed 0-60 mph EV Tax Credit State/Local Incentives Bolt EUV LT $27,795 247 miles 90 mph 6.8