Results 11 to 20 of about 11,872 (296)

Energy and Environmental Implications of Using Energy-Harvesting Speed Humps in Nablus City, Palestine

open access: yesAtmosphere, 2021
Over the last three decades, transportation has become one of the main energy-consuming sectors around the world and, as a result, large amounts of emissions are produced, contributing to global warming, climate change, and health problems.
Fady M. A. Hassouna   +6 more
doaj   +1 more source

Speed Responses to Speed Humps as Affected by Time of Day and Light Conditions on a Residential Road with Light-Emitting Diode (LED) Road Lighting

open access: yesSafety, 2018
The speed-reducing effect of speed humps during darkness is important to ensure a consistent speed reduction and a decreased probability of accidents during darkness.
Annika K. Jägerbrand   +2 more
doaj   +1 more source

The impacts of neighbourhood traffic management [PDF]

open access: yes, 2012
A major traffic-related problem faced by residents is speeding, which not only causes safety concerns, but also noise issues. Traffic calming is a much favoured traffic management tool employed by road controlling authorities to primarily reduce ...
David Daniel, Basil
core   +1 more source

Effects of solidification on flow dynamics: A novel comprehension of defects formation in laser penetration welding

open access: yesJournal of Materials Research and Technology, 2023
The laser penetration welding for medium-thickness plates struggles with unstable molten pool behavior and a limited processing window, often leading to welding defects including spatters, depressions, and especially humps.
Peikang Tao   +4 more
doaj   +1 more source

Energy harvesting from vehicular traffic over speed bumps: A review [PDF]

open access: yes, 2018
Energy used by vehicles to slow down in areas of limited speed is wasted. A traffic energy-harvesting device (TEHD) is capable of harvesting vehicle energy when passing over a speed bump. This paper presents a classification of the different technologies
Blanco-Fernandez, E.   +3 more
core   +3 more sources

Dynamics of multi-kinks in the presence of wells and barriers [PDF]

open access: yes, 2010
Sine-Gordon kinks are a much studied integrable system that possesses multi-soliton solutions. Recent studies on sine-Gordon kinks with space-dependent square-well-type potentials have revealed interesting dynamics of a single kink interacting with wells
Goatham, Stephen W.   +3 more
core   +2 more sources

Investigation the Effect of Speed Humps on Merging Time of U-turn Traffic

open access: yesAin Shams Engineering Journal, 2019
The median U-turn involving allowing traffic to move toward opposing direction through providing special paths on a highway’ median. Such left turn movements causing delays for both merging and the opposing main stream traffic.
Jalal Al-Obaedi
doaj   +1 more source

Morphology investigation on direct current pulsed gas tungsten arc welded additive layer manufactured Ti6Al4V alloy [PDF]

open access: yes, 2011
The effects of pulsed gas tungsten arc weldingparameters on the morphology of additive layer manufacturedTi6Al4V has been investigated in this study.
Rush, M. T.   +2 more
core   +1 more source

Humping Formation and Suppression in High-Speed Laser Welding

open access: yesMaterials, 2022
Increasing welding speed can promote the productivity of laser welding. However, humping defects often occur, which limits the application of this strategy. The existing explanations for the humping formation remain vague, and mitigation and suppression methods are limited.
Boce Xue   +5 more
openaire   +2 more sources

Development of Ideal Hump Geometric Characteristics for Different Vehicle Types “Case Study” Urban Roads in Kafr El-Sheikh City (Egypt)

open access: yesAdvances in Civil Engineering, 2018
In Egypt, speed humps are often thought as the best and cheapest tool to reduce vehicles speed and consequently decrease the number of potential accidents.
Sayed A. Shwaly   +2 more
doaj   +1 more source

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