Results 11 to 20 of about 290,088 (286)

Model Construction and Performance Degradation Characteristics of a Deflector Jet Pressure Servo Valve under the Condition of Oil Contamination

open access: yesInternational Journal of Aerospace Engineering, 2021
The deflector jet pressure servo valve is a kind of high-precision hydraulic component that can be widely used in the antiskid braking system of an aircraft. In actual service, it will be faced with extreme working conditions of gradual oil contamination,
Yuanbo Chu   +3 more
doaj   +1 more source

A study of commercial vehicle brake judder transmission using multi-body dynamic analysis [PDF]

open access: yes, 2007
YesBraking-induced forced vibration, known as brake judder in road vehicles, causes dissatisfaction to drivers and passengers and also damage and possible early failure in components and systems. In this paper, the transmission of judder vibration from
Day, Andrew J.   +2 more
core   +1 more source

INFLUENCE OF THE TIME OF DISINHIBITION TO TRANSIENTS AND WEAR OF THE FRICTION LININGS IN AN ASYNCHRONOUS MOTOR

open access: yesИзвестия высших учебных заведений и энергетических объединенний СНГ: Энергетика, 2016
Time and the stopping distance of the electric drive with frequent starting-and-braking modes that contain embedded asynchronous motor with a recessed combined braking device depend on the moment of an electromagnet disinhibition.
V. V. Solencov, V. V. Brel
doaj   +1 more source

Applications of Magnetorheological Fluid Actuator to Multi-DOF Systems: State-of-the-Art from 2015 to 2021

open access: yesActuators, 2022
This review article presents various multi-DOF application systems that utilize smart magnetorheological (MR) fluid. It is well known that MR fluid has been actively studied and applied in many practical systems such as vehicle suspension dampers.
Jong-Seok Oh   +2 more
doaj   +1 more source

Vertical forces acting on the lock-off element of the pallet brake system [PDF]

open access: yes, 2020
The paper presents an experimental device that was created in order to obtain the real values of the forces acting in the vertical direction on the lock-off element, the so-called brake body, the 2nd design option.
Hrabovský, Leopold, Mlčák, Tomáš
core   +1 more source

Coupled Field Analysis of Phenomena in Hybrid Excited Magnetorheological Fluid Brake

open access: yesSensors, 2022
The paper presents a field model of coupled phenomena occurring in an axisymmetric magnetorheological brake. The coupling between transient fluid dynamics and electromagnetic and thermal fields as well as mechanical equilibrium equations is taken into ...
Wojciech Szelag   +3 more
doaj   +1 more source

Development of an Ultrasonic Brake

open access: yesJournal of Advanced Mechanical Design, Systems, and Manufacturing, 2007
In the present paper, a newly developed ultrasonic brake is proposed. The ultrasonic brake can solve problems of conventional passive elements, such as time delay, instability, and large size, by using unique characteristics of ultrasonic motor, as fast ...
Tatsuya KOYAMA   +2 more
doaj   +1 more source

Effects of Hybrid Rockwool–Wood Fiber on the Performance of Asbestos-Free Brake Friction Composites

open access: yesLubricants, 2023
The present study explores the physical-mechanical and tribological properties of hybrid wood fiber and rockwool-reinforced asbestos-free resin-based friction materials.
Nan Wang, Hao Liu, Fei Huang
doaj   +1 more source

The comparative analysis and evaluation of ecological characteristics of drum and disk wheel brakes

open access: yesMokslas: Lietuvos Ateitis, 2011
It is well-known that automobile transport as well as industry are the main sources of air pollution. In addition to exhaust gases, the flow of traffic releases a cloud of dust, consisting of over 60% of micro- and ultramicroscopic particles with radius ...
Aleksandr Revin   +3 more
doaj   +1 more source

Non-Linear Model of Predictive Control-Based Slip Control ABS Including Tyre Tread Thermal Dynamics

open access: yesApplied Mechanics, 2022
Vehicle dynamics can be deeply affected by various tyre operating conditions, including thermodynamic and wear effects. Indeed, tyre temperature plays a fundamental role in high performance applications due to the dependencies of the cornering stiffness ...
Vincenzo Maria Arricale   +4 more
doaj   +1 more source

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