Big-and-dull or small-and-sharp: A comparison of specific energy, wheel wear, surface-generation mechanisms and surface characteristics when grinding with Al2O3 and CBN to achieve a given surface roughness
Sign Up to like & getrecommendations! Published in 2021 at "Journal of Materials Processing Technology"
DOI: 10.1016/j.jmatprotec.2020.116825
Abstract: Abstract An investigation was made into the effect of grit size and dressing conditions on specific energy, surface-finish characteristics and wheel wear, with a focus on whether smaller, sharp-dressed grits and larger, dull-dressed grits produce… read more here.
Keywords: specific energy; surface roughness; grit; surface ... See more keywords
Alumina abrasive wheel wear in ultrasonic vibration-assisted creep-feed grinding of Inconel 718 nickel-based superalloy
Sign Up to like & getrecommendations! Published in 2021 at "Journal of Materials Processing Technology"
DOI: 10.1016/j.jmatprotec.2021.117241
Abstract: Abstract Blade root with a special fir-tree shape is a critical connection part in an aero-engine. This part has high requirements on the surface finish and geometrical accuracy. At present, the tangential ultrasonic vibration-assisted profile… read more here.
Keywords: wheel wear; vibration assisted; alumina abrasive; ultrasonic vibration ... See more keywords
Prediction of railway wheel wear and its influence on the vehicle dynamics in a specific operating sector of Indian railways network
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DOI: 10.1016/j.wear.2018.03.020
Abstract: Abstract In railway operations, wear prediction due to wheel-rail interaction is crucial for different aspects such as running stability, passenger safety and comfort, life cycle optimization and maintenance scheduling. In this article, wheel wear is… read more here.
Keywords: wheel wear; railway; vehicle; dynamic analysis ... See more keywords
Experimental validation of a fast wheel wear prediction model
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DOI: 10.1016/j.wear.2021.204090
Abstract: Abstract Wheel-rail wear prediction is a fundamental matter in order to study problems such as wheel lifespan prediction and evolution of vehicle dynamic characteristics with time. However, one of the principal drawbacks of the existing… read more here.
Keywords: evolution; validation; wheel wear; wear prediction ... See more keywords
Robust wheel wear detection for solid carbide grinding under strong noise interference: A new approach based on improved ensemble noise-reconstructed empirical mode decomposition
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DOI: 10.1016/j.wear.2021.204112
Abstract: Abstract Wheel wear detection is of great importance to achieve the desired surface quality and productivity in solid carbide grinding, while the Hilbert–Huang transform composed of empirical mode decomposition (EMD) and Hilbert transform is widely… read more here.
Keywords: wear detection; wheel wear; mode; noise ... See more keywords
New methodology for fast prediction of wheel wear evolution
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DOI: 10.1080/00423114.2017.1299870
Abstract: ABSTRACT In railway applications wear prediction in the wheel–rail interface is a fundamental matter in order to study problems such as wheel lifespan and the evolution of vehicle dynamic characteristic with time. However, one of… read more here.
Keywords: wheel wear; methodology; prediction wheel; wear evolution ... See more keywords
Simulation and measurement study of metro wheel wear based on the Archard model
Sign Up to like & getrecommendations! Published in 2019 at "Industrial Lubrication and Tribology"
DOI: 10.1108/ilt-01-2018-0045
Abstract: PurposeThe purpose of this paper is to study the wear evolution of metro wheels under the conditions of different track sequences, track composition and vehicle load and then to predict wheel wear and to guide… read more here.
Keywords: vehicle; metro; influence; track ... See more keywords
Effect of high-speed trains passing each other on wheel wear under different track excitations
Sign Up to like & getrecommendations! Published in 2022 at "Proceedings of the Institution of Mechanical Engineers, Part F: Journal of Rail and Rapid Transit"
DOI: 10.1177/09544097221118154
Abstract: Considering the aerodynamic loads arising during the process of two high-speed trains passing each other (hereinafter referred to as TPEO) as well as different track excitations on different railway lines, this study examined the combined… read more here.
Keywords: speed; different track; wheel wear; track ... See more keywords
Analysis and prediction of double-carriage train wheel wear based on SIMPACK and neural networks
Sign Up to like & getrecommendations! Published in 2022 at "Advances in Mechanical Engineering"
DOI: 10.1177/16878132221078491
Abstract: Wheel and rail wear seriously affects the safety and reliability of train operations. In this study single-carriage and double-carriage models considering the connecting unit of a high-speed train are developed to investigate the normal forces,… read more here.
Keywords: wheel; double carriage; model; wheel wear ... See more keywords
Probabilistic Aspects of Modeling and Analysis of Grinding Wheel Wear
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DOI: 10.3390/ma15175920
Abstract: In this article, the methodology of using probabilistic models of the grinding tool wear process is presented. Probabilistic modeling with empirical data allowed determining the values of other important process features. Among them, the distribution… read more here.
Keywords: wheel wear; grinding wheels; analysis grinding; methodology ... See more keywords
A Study on the Contact Ellipse and the Contact Pressure During the Wheel Wear through Passing the Tracks including Several Sharp Curves
Sign Up to like & getrecommendations! Published in 2018 at "International Journal of Engineering, Transactions B: Applications"
DOI: 10.5829/ije.2018.31.05b.19
Abstract: Wheel wear has been a concern in the railway for several decades. Studying the form change of the wheel/rail contacts in particular railways consisting of sharp curves helps to identify the risk of severe or… read more here.
Keywords: contact ellipse; wheel wear; sharp curves; contact ... See more keywords