Time-frequency vibration analysis for the detection of motor damages caused by bearing currents
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- 作者：Aurelien Prudhomb ; Jose Antonino-Daviua ; joanda@die.upv.es" class="auth_mail" title="E-mail the corresponding author ; Hubert Razikb ; 1 ; hubert.razik@univ-lyon1.fr" class="auth_mail" title="E-mail the corresponding author ; Vicente Climente-Alarconc ; viclial@ieee.org" class="auth_mail" title="E-mail the corresponding author
- 关键词：Bearings ; Fault diagnosis ; Bearing currents ; Inverters ; Time-frequency transforms ; Induction motors
- 刊名：Mechanical Systems and Signal Processing
- 出版年：2017
- 出版时间：1 February 2017
- 年：2017
- 卷：84
- 期：part_PA
- 页码：747-762
- 全文大小：5542 K
文摘
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Innovative test bench for testing the bearing deterioration provoked by bearing currents.
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Application of advanced time-frequency analysis to vibration data in order to monitor the fault components.
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Simultaneous monitoring of components associated with damages present in different bearings.
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Multiple-point vibration data analysis in different time-frequency regions at each measurement point.
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Introduction of fault severity indicators for monitoring the level of damages.