Detection of Bearing Faults in Mechanical Systems Using Stator Current Monitoring
Sign Up to like & getrecommendations! Published in 2017 at "IEEE Transactions on Industrial Informatics"
DOI: 10.1109/tii.2016.2641470
Abstract: Induction motors have been responsible for running mechanical systems in the industry for many decades. Their diagnosis still remains a hot quest for the researchers using various techniques. In this study, motor current signature analysis… read more here.
Keywords: stator current; bearing faults; mechanical systems; motor ... See more keywords
A multi-stage diagnosis method using CEEMD, ABC, and ANN for identifying compound gear-bearing faults
Sign Up to like & getrecommendations! Published in 2022 at "Proceedings of the Institution of Mechanical Engineers, Part C: Journal of Mechanical Engineering Science"
DOI: 10.1177/09544062221133757
Abstract: Compound gear-bearing faults that occur in real-time conditions lead components to fail prematurely. Despite their significance in system failure, these compound faults are rarely studied since extracting accurate information from vibration signals is challenging. Therefore,… read more here.
Keywords: compound; bearing faults; gear bearing; abc ... See more keywords
Noise reduction in feature level and its application in rolling element bearing fault diagnosis
Sign Up to like & getrecommendations! Published in 2018 at "Advances in Mechanical Engineering"
DOI: 10.1177/1687814018764820
Abstract: Vibration analysis is an effective way to accurately diagnose bearing faults, because it carries abundant information regarding mechanical health conditions. However, noise interference makes the features, extracted from vibration signals at different time periods, show… read more here.
Keywords: feature; bearing faults; bearing fault; noise reduction ... See more keywords
Dynamic modeling and analysis of rolling bearing faults under time-varying excitations considering defect deformation
Sign Up to like & getrecommendations! Published in 2024 at "Journal of Vibroengineering"
DOI: 10.21595/jve.2024.23672
Abstract: Fault mechanism analysis is one of the methods in fault diagnosis, and the dynamic modeling of rolling bearing faults plays a crucial role in studying fault mechanisms. Existing dynamic fault models only consider the impact… read more here.
Keywords: dynamic modeling; bearing faults; fault; analysis ... See more keywords
Sparse Envelope Spectra for Feature Extraction of Bearing Faults Based on NMF
Sign Up to like & getrecommendations! Published in 2019 at "Applied Sciences"
DOI: 10.3390/app9040755
Abstract: Periodic impulses and the oscillation response signal are the vital feature indicators of rolling bearing faults. However, finding the suitable feature frequency band is usually difficult due to the interferences of other components and multiple… read more here.
Keywords: feature extraction; sparse envelope; envelope; frequency ... See more keywords