Remove Connect Remove Connected Remove MPH Remove Resource
article thumbnail

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).

Connect 150
article thumbnail

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.).

Concept 265
article thumbnail

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

article thumbnail

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.

Pollution 240
article thumbnail

Ford showcasing vehicle-to-vehicle communication for crash avoidance; potential for leveraging WiFi and smartphones to extend quickly the number of participating vehicles

Green Car Congress

It uses an infrared laser sensor built into the windshield to monitor the area in front of the SUV when traveling at speeds of about 2 to 19 mph. If the speed difference between vehicles is less than 9 mph, City Safety helps drivers avoid some crashes altogether. It’s not designed to work at speeds faster than 19 mph.

Vehicles 223
article thumbnail

Univ of Utah studies find up to 27 seconds of mental distraction for drivers after using new hands-free technologies

Green Car Congress

At the 25 mph speed limit in the study, drivers traveled the length of nearly three football fields during this time. The Mazda 6’s Connect system rated very highly distracting (4.6). The new studies were conducted with participants driving the various cars at 25 mph or less around a 2.7-mile —David Strayer. Methodology.

Utah 150
article thumbnail

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.

China 231