Results 21 to 30 of about 7,660 (339)

转向节特性对盘式制动器尖叫影响的研究

open access: yesJixie qiangdu, 2021
Considering that the effect of steering knuckle on squeal is usually ignored when performing analysis of disc brake squeal,in this work,a finite element model of disc brake system including steering knuckle component is established,and the vibration ...
金鑫君, 方晓汾, 邓小雷
doaj  

Local coating of curved rails by using low friction material for squeal noise reduction

open access: yesAdvances in Mechanical Engineering, 2020
Curve squeal noise is one of the most prominent noises among railway noises. High levels of noise are generated when a train passes through curved sections, resulting in several complaints from the residents and vehicle passengers.
Jae Chul Kim, Hee-Min Noh, Yang Soo Yun
doaj   +1 more source

Influence of Heterogeneous Contact Stiffness and Heterogeneous Friction Coefficient on Frictional Squeal

open access: yesShock and Vibration, 2018
Contact stiffness and friction coefficient are excitation sources and key influencing factors to frictional squeal with obvious inhomogeneous characteristic that is always neglected.
Lijun Zhang, Wenbo Li, Dejian Meng
doaj   +1 more source

On Drum Brake Squeal—Assessment of Damping Measures by Time Series Data Analysis of Dynamometer Tests and Complex Eigenvalue Analyses

open access: yesMachines, 2023
Brake squeal—an audible high-frequency noise phenomenon in the range between 1 kHz and 15 kHz resulting from self-excited vibrations—is one of the main cost drivers while developing brake systems.
Nils Gräbner   +2 more
doaj   +1 more source

EVERYTHING BUT THE SQUEAL [PDF]

open access: yesThe Forestry Chronicle, 1962
Foresters are now in a better position than at any time in the past to get the maximum use out of our forest resources. Since World War II, the forest industries in Canada have tended more and more towards multiple product operations. The problem of transportation is being solved either by more primary processing in the woods, by better use of ...
openaire   +1 more source

Experimental and theoretical investigation of railway wheel squeal [PDF]

open access: yes, 2007
The tangential contact forces that arise at the interface between the wheel of a railway vehicle and the rail provide all the traction, braking, and guidance required by the vehicle.
Hsu, S.S.   +24 more
core   +1 more source

Multi-Scale Contact Localization and Dynamic Instability Related to Brake Squeal

open access: yesLubricants, 2020
Friction-induced vibrations (brake squeal) produced during braking applications have been one of the major problems in the transportation for many years.
Van-Vuong Lai   +3 more
doaj   +1 more source

An Investigation into the Influence of the Contact Pressure Distribution at the Friction Pair Interface on Disc Brake Squeal [PDF]

open access: yes
The main purpose of this thesis is to investigate the dynamic centre of pressure during a noisy brake application. A novel technique is employed to measure the centre of pressure and contact pressure distribution between the disc/pad interfaces during ...
Ashraf, Naveed
core   +3 more sources

Modelling and Finite Element Analysis of Structural Modifications in Brake Pad and Disc to Suppress Squeal [PDF]

open access: yesSVU-International Journal of Engineering Sciences and Applications
This paper deals with the problem of squeal noise in disc brakes, which is a major concern for researchers and brake manufacturers. The finite element method and complex eigenvalue analysis are used to explore how changing the shape of the disc and the ...
Mohamed Essam   +4 more
doaj   +1 more source

Generation mechanism of in-plane squeal on disk brake (Investigation of squeal generation conditions using low-degree-of-freedom analysis model)

open access: yesNihon Kikai Gakkai ronbunshu
A brake that presses a friction material against a rotating disk is called a disk brake. And it is widely used in industrial machines and automobiles. A noise called squeal may occur during braking.
Yasunori OURA   +2 more
doaj   +1 more source

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