Results 21 to 30 of about 292,101 (301)

EFFECT OF REPEATED VEHICLE BRAKING ON THE WARMING OF SELECTED PARTS OF THE VEHICLE [PDF]

open access: yesScientific Journal of Silesian University of Technology. Series Transport, 2020
The friction brakes convert a significant part of a vehicle’s kinetic energy into thermal energy. Some of its parts is distributed to the places around the brakes, and another part is accumulated in several vehicle components.
František SYNÁK   +4 more
doaj   +1 more source

Strengthening elements of steel structures for controlling fatigue fracture

open access: yesMetalurgija, 2021
The article deals with the issues of reliable operation of steel structures of mine hoisting machines. It is proposed to strengthen the “weak points” of the braking device beam structure, which will further prevent the formation and growth of cracks in ...
P. A. Kropachev   +2 more
doaj  

Tram Emergency Braking Control Optimization Method Based on Magnetic Rail Braking Friction Characteristics

open access: yesChengshi guidao jiaotong yanjiu
[Objective] The emergency braking of trams is significantly vulnerable to the characteristics of magnetic rail braking. With changes in train load and train operating speed, the instantaneous deceleration of trams can fluctuate greatly.
WU Mingzhao   +4 more
doaj   +1 more source

Design and analysis of brake and clutch integrating paddle system [PDF]

open access: yesE3S Web of Conferences
In the realm of automotive engineering, the integration of clutch and braking systems has emerged as a paramount area of innovation, promising enhanced efficiency, safety, and performance.
Singh Gurpreet   +4 more
doaj   +1 more source

Characteristics of Real-World Non-Exhaust Particulates from Vehicles

open access: yesEnergies, 2022
The need to regulate the non-exhaust particulate matter (PM) emissions from vehicles has been discussed worldwide due to the bad environmental impact and the toxicity to the human body.
Sunhee Mun   +3 more
doaj   +1 more source

Application of Solenoid Valves for Tram Hydraulic Braking Force Control

open access: yesChengshi guidao jiaotong yanjiu
[Objective] The control solenoid valves in the hydraulic braking system of trams mainly include proportional pressure reducing valve and high-speed switching valve. Due to the structural characteristics, the former is poor in pollution resistance and has
ZHANG Yanwei   +4 more
doaj   +1 more source

Analysis of the Wear Process of the Elements in the Braking System of Heavy Trucks

open access: yesThe Annals of “Dunarea de Jos” University of Galati. Fascicle IX, Metallurgy and Materials Science, 2021
Today's commercial vehicles work in a very competitive environment, in an extremely active economic market and the requirements for the delivered performance make it imperative to study in detail each component element. In practice, all these aspects are
Mădălin-Florin POPA   +1 more
doaj   +1 more source

Braking Scheme for Shunting and Rescue of a City Rail Transit Vehicle

open access: yesChengshi guidao jiaotong yanjiu
Objective The technical requirements for using locomotives to shunt and rescue city rail transit vehicles are analyzed and a braking scheme that integrates the shunting and rescue functions into the braking control unit of city rail transit vehicles is ...
SUN Huanyang, HU Kang, LUO Feiping
doaj   +1 more source

Development of a model of contact shoe brake-drum interaction in the context of a mine hoisting machine [PDF]

open access: yes, 2017
Purpose. To develop models of contact brake shoe-drum interaction of a mine hoisting machine while braking, taking into account final bending stiffness of a beam and the effect of friction forces on the distribution of a contact pressure in it to make ...
Molodchenko, A   +2 more
core   +2 more sources

Reliability and Life Research of Certain Autonomous Emergency Solenoid Valve

open access: yesChengshi guidao jiaotong yanjiu
[Objective] To achieve the autonomous control and safe application of emergency solenoid valves, a reliability and accelerated life test research on autonomous emergency solenoid valves is carried out. The existing design is improved through test results
DU Zhanjiang, TAO Fuwen
doaj   +1 more source

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