Vehicles

An approximate high gain observer for speed-sensorless estimation of induction motors Little motors power everything from small comforts, such as desk fans, to larger safety systems, like oven exhaust systems - but they could be more…
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Credit: Zhi Wang LAWRENCE -- It's cliché to describe something very noisy as "louder than a jet engine." But supersonic jet engines, like those powering fighters flown by the U.S. military, are so much louder than regular jet engines that…
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Credit: University of Waterloo Vehicles could be affordably produced for a wide variety of specialized purposes using a sophisticated wheel unit developed by researchers at the University of Waterloo. The self-contained unit combines a…
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Researchers look at ways to improve standard braking systemsCredit: UBC Okanagan While it's not a case of reinventing the wheel, researchers are looking at ways to improve standard braking equipment on trains and cars. By mixing carbon…
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Widespread use of autonomous vehicles (AVs) could either massively increase or drastically cut greenhouse gas emissions depending, in large part, on public policy, according to new research from Princeton University. "We need fuel…
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8th annual symposium co-hosted by the Colorado Energy Research Collaboratory and the Energy Institute at Colorado State University Colorado Gov. Jared Polis, former Gov. Bill Ritter, Jr. and energy experts in academia, government and…
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Scientists called the invention LarifugaCredit: @SamaraPolytech Larifuga translated from Latin - "tramper". Projects of walking structures is the result of one of the interdisciplinary teams work of the Samara Polytech. Architects…
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Credit: Video courtesy of UTSA (San Antonio, Mar. 6, 2019) - It's dark on the backroad as a motorist speeds toward the intersection. Up ahead, the stop sign blends with the night and in seconds a deadly crash occurs. According to…
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Highway work zone crashes happen every 5.4 minutes. Now, an MU study says an inattentive driver is 29 times more likely to cause a collision or near collision in a work zone A vehicle traveling at 55 mph covers a distance greater than a…
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Credit: Jeff Warren/Oak Ridge National Laboratory, U.S. Dept. of Energy Neutrons--Fighting superbugs As the rise of antibiotic-resistant bacteria known as superbugs threatens public health, Oak Ridge National Laboratory's Shuo Qian…
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First of two Volvo Electric buses will soon begin trials at the NTU Smart Campus before being extended to public roadsCredit: NTU Singapore Nanyang Technological University, Singapore (NTU Singapore) and Volvo Buses have launched the…
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Cities could ease congestion and improve safety during snowstorms by tweaking the timing of traffic lights to take road conditions into account. Researchers at the University of Waterloo collected data and ran computer simulations to…
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Water tunnel experiments at the University of Alabama show how scales help generate super speeds -- work that may inspire designs to reduce drag on aircraft and helicoptersCredit: Phil Motta at the University of South Florida …
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Method could simplify process of designing Helmholtz resonatorsCredit: Courtesy of Lewin Stein, TU Berlin. Noise-cancelling headphones have become a popular accessory for frequent flyers. By analyzing the background frequencies…
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