Results 21 to 30 of about 3,321,860 (309)

Friction performance of Cu-based brake pad for high-speed railway trains

open access: yes工程科学学报, 2023
The brake pad is the key component in the braking system of high-speed railway trains. The running speeds of commercial high-speed railway trains in China can reach higher than 350 km·h−1.
Xuan-hui QU   +5 more
doaj   +1 more source

Kinetics of the coefficient of friction of elastomers [PDF]

open access: yesScientific Reports, 2014
We study theoretically and numerically the kinetics of the coefficient of friction of an elastomer due to abrupt changes of sliding velocity. Numerical simulations reveal the same qualitative behavior which has been observed experimentally on different classes of materials: the coefficient of friction first jumps and then relaxes to a new stationary ...
Dimaki, Andrey V.   +4 more
openaire   +3 more sources

Tyre-Road friction Coefficient: Estimation Adaptive System

open access: yesҚарағанды университетінің хабаршысы. Физика сериясы, 2020
This paper offers an upgraded method for estimating the magnitude of friction between tyres of a motor vehicle and a road surface while investigating road accidents. The above-mentioned method is based on the resultant data of tyre-and-road interworking
А.А. Кашканов   +3 more
doaj   +1 more source

FRICTION COEFFICIENT DISPLAYED BY SLIDING AGAINST ARTIFICIAL GRASS [PDF]

open access: yesJournal of the Egyptian Society of Tribology, 2015
The present work discusses the frictional behaviour displayed by the sliding of bare foot and different types of shoes against artificial grass. The effect of applied load on the static friction coefficient displayed by foot wear sliding against ...
Y. M. El-Sherbiny
doaj   +1 more source

Experimental simulation on the high-temperature friction property of slag in slab continuous casting mold

open access: yesJournal of Materials Research and Technology, 2020
The lubricating property of mold slag is significant to determine the surface quality of strands. To investigate the friction property of mold slag in the mold, the friction coefficient of the crystalline slag and glassy slag at high temperatures was ...
Sheng Yu   +5 more
doaj   +1 more source

INCREASING FRICTION COEFFICIENT DISPLAYED BY SLIDING BETWEEN THE FOOTBALL AND THE GLOVES OF THE GOALKEEPER [PDF]

open access: yesJournal of the Egyptian Society of Tribology, 2019
The present work aims to investigate the friction coefficient between different gloves and football surfaces in order to provide a suitable high friction and safe coating surface for goalkeeper gloves.
Y. M. Youssef, M. I. Khashaba, W. Y. Ali
doaj   +1 more source

Friction of metal-matrix self-lubricating composites: Relationships among lubricant content, lubricating film coverage, and friction coefficient

open access: yesFriction, 2019
Metal-matrix self-lubricating composites can exhibit excellent tribological properties owing to the release of solid lubricant from the matrix and the formation of a lubricating film on the tribosurface.
Jin-Kun Xiao   +4 more
semanticscholar   +1 more source

FRICTION BETWEEN FOOT, SOCKS AND INSOLES [PDF]

open access: yesJournal of the Egyptian Society of Tribology, 2010
The present work discusses the friction between foot, socks and insoles in order to provide comfort and avoid the blister development caused by shear.
A. T. Hasouna, W. Y. Ali, M. K. Mohamed
doaj   +3 more sources

EFFECT OF TIP RADIUS OF THE INDENTERS ON FRICTION COEFFICIENT OF THE SCRATCHED METALLIC SHEETS [PDF]

open access: yesJournal of the Egyptian Society of Tribology, 2013
The objective of the present work is to perform a scratch test to measure the abrasion wear resistance of metallic sheets. Besides, the deformation modes and the friction processes involved during the scratching will be investigated in order to get a ...
W. Y. Ali, M. Al-Grafi, M. Mahmoud
doaj   +1 more source

Friction Coefficient for Center Pivot Systems

open access: yesJournal of King Saud University: Engineering Sciences, 1995
An important objective of any center pivot irrigation system is to achieve a uniform distribution of water delivered through the sprinklers. In this study friction coefficients are developed for designing center pivot irrigation systems using two of the ...
Hussein M. Abo-Ghobar
doaj   +1 more source

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