Fault Diagnosis Method for Rolling Element Bearings Under Variable Speed Based on TKEO and Fast-SC
Sign Up to like & getrecommendations! Published in 2018 at "Journal of Failure Analysis and Prevention"
DOI: 10.1007/s11668-018-0383-y
Abstract: Abstract With rotating speed of rotating machinery, it is difficult to maintain stability in practical work which brings many difficulties to the condition monitoring of rotating machinery. When rolling element bearings work under variable speed,… read more here.
Keywords: fault; variable speed; method; speed ... See more keywords
Novel ensemble techniques for classification of rolling element bearing faults
Sign Up to like & getrecommendations! Published in 2017 at "Journal of the Brazilian Society of Mechanical Sciences and Engineering"
DOI: 10.1007/s40430-016-0540-8
Abstract: Rolling element bearings are the critical mechanical components in industrial applications. These rotary elements work continuously under different operating and environmental conditions. It leads to generation of various defects over the operating surfaces of bearing… read more here.
Keywords: ensemble techniques; machine; classification; classification rolling ... See more keywords
Fault diagnosis of rolling element bearings based on Multiscale Dynamic Time Warping
Sign Up to like & getrecommendations! Published in 2017 at "Measurement"
DOI: 10.1016/j.measurement.2016.10.038
Abstract: Abstract A fault recognition method for rolling element bearings based on Multiscale Dynamic Time Warping (MDTW) is proposed in this paper. After preprocessing using Empirical Mode Decomposition (EMD), CWs are extracted from vibration signals. The… read more here.
Keywords: based multiscale; bearings based; rolling element; element bearings ... See more keywords
Two novel mixed effects models for prognostics of rolling element bearings
Sign Up to like & getrecommendations! Published in 2018 at "Mechanical Systems and Signal Processing"
DOI: 10.1016/j.ymssp.2017.06.004
Abstract: Abstract Rolling element bearings are widely used in various machines to support rotating shafts. Due to harsh working environments, the health condition of a bearing degrades over time. A typical bearing degradation process includes two… read more here.
Keywords: two mixed; error; mixed effects; element bearings ... See more keywords
A comprehensive evaluation of the effect of defect size in rolling element bearings on the statistical features of the vibration signal
Sign Up to like & getrecommendations! Published in 2021 at "Mechanical Systems and Signal Processing"
DOI: 10.1016/j.ymssp.2020.107334
Abstract: Abstract A defective rolling element bearing produces a specific vibration pattern that can be used as a diagnostic tool in predictive maintenance. Defect growth from an incipient fault to a fully developed fault alters the… read more here.
Keywords: defect size; statistical features; rolling element; element bearings ... See more keywords
A Methodology to Measure Power Losses of Rolling Element Bearings under Combined Radial and Axial Loading Conditions
Sign Up to like & getrecommendations! Published in 2021 at "Tribology Transactions"
DOI: 10.1080/10402004.2021.1937760
Abstract: In this study, an experimental methodology is presented for measuring power losses of rolling element bearings under combined radial and axial loading conditions. The set-up developed for this purp... read more here.
Keywords: methodology; power losses; bearings combined; element bearings ... See more keywords
Adaptive Multipoint Optimal Minimum Entropy Deconvolution Adjusted and Application to Fault Diagnosis of Rolling Element Bearings
Sign Up to like & getrecommendations! Published in 2019 at "IEEE Sensors Journal"
DOI: 10.1109/jsen.2019.2937140
Abstract: Extracting fault-related features from noisy vibration signals is a pivotal prerequisite for condition monitoring of rolling element bearings. Multipoint optimal minimum entropy deconvolution adjusted (MOMEDA) is a non-iterative blind deconvolution algorithm and has been proven… read more here.
Keywords: multipoint optimal; deconvolution; period; rolling element ... See more keywords
Application of Feature Fusion Using Coaxial Vibration Signal for Diagnosis of Rolling Element Bearings
Sign Up to like & getrecommendations! Published in 2020 at "Shock and Vibration"
DOI: 10.1155/2020/8831723
Abstract: The research of rolling element bearings (REBs) fault diagnosis based on single sensor vibration signal analysis is very common. However, the information provided by an individual sensor is very limited, and the robustness of the… read more here.
Keywords: diagnosis; vibration; coaxial vibration; element bearings ... See more keywords
A probabilistic approach to remaining useful life prediction of rolling element bearings
Sign Up to like & getrecommendations! Published in 2019 at "Structural Health Monitoring"
DOI: 10.1177/1475921718758517
Abstract: In this article, we present a probabilistic approach for fault detection and prognosis of rolling element bearings based on a two-phase degradation model. One of the main issues in dealing with bearing degradation is that… read more here.
Keywords: degradation; methodology; element bearings; approach ... See more keywords
A fault diagnosis approach for rolling element bearings based on dual-tree complex wavelet packet transform-improved intrinsic time-scale decomposition, singular value decomposition, and online sequential extreme learning machine
Sign Up to like & getrecommendations! Published in 2017 at "Advances in Mechanical Engineering"
DOI: 10.1177/1687814017737721
Abstract: The fault diagnosis of rolling element bearings is very important for ensuring the safe operation of rotary machineries. Targeting the nonstationary characteristics of the vibration signals of rolling element bearings, a novel approach based on… read more here.
Keywords: fault; fault diagnosis; element bearings; decomposition ... See more keywords
Performance Degradation Assessment of Rolling Element Bearings using Improved Fuzzy Entropy
Sign Up to like & getrecommendations! Published in 2017 at "Measurement Science Review"
DOI: 10.1515/msr-2017-0026
Abstract: Abstract Rolling element bearings are an important unit in the rotating machines, and their performance degradation assessment is the basis of condition-based maintenance. Targeting the non-linear dynamic characteristics of faulty signals of rolling element bearings,… read more here.
Keywords: degradation assessment; performance degradation; element bearings; rolling element ... See more keywords