<abstract xmlns="http://www.w3.org/1999/xhtml"><p>This paper proposes current envelope analysis (CEA) to analyze bearing fault signals in brushless direct current (BLDC) motors, and back propagation neural networks (BPNN) to automatically identify bearing faults. We made sample motors which contained different types of fault, recorded the current signals, and extracted the current features using CEA and Hilbert Huang transform (HHT) for BPNN fault identification. The results indicate that this approach can efficiently identify bearing faults in BLDC motors.</p></abstract>

This paper proposes current envelope analysis (CEA) to analyze bearing fault signals in brushless direct current (BLDC) motors, and back propagation neural networks (BPNN) to automatically identify bearing faults. We made sample motors which contained different types of fault, recorded the current signals, and extracted the current features using CEA and Hilbert Huang transform (HHT) for BPNN fault identification. The results indicate that this approach can efficiently identify bearing faults in BLDC motors.

Bearing Damage Detection of BLDC Motors Based on Current Envelope Analysis

Department of Electrical Engineering, Chung Yuan Christian University, Taoyuan County, 32023, Taiwan

Measurement Science Review

{"article-title":"Bearing Damage Detection of BLDC Motors Based on Current Envelope Analysis"}

This paper proposes current envelope analysis (CEA) to analyze bearing fault signals in brushless direct current (BLDC) motors, and back propagation neural...

Bearing Damage Detection of BLDC Motors Based on Current Envelope Analysis

Published Online: Dec 15, 2012

Page range: 290 - 295

DOI: https://doi.org/10.2478/v10048-012-0040-7

Keywords
Current envelope analysis, back propagation neural networks, Hilbert Huang transform

This content is open access.

Bearing Damage Detection of BLDC Motors Based on Current Envelope Analysis

Published Online: Dec 15, 2012

Page range: 290 - 295

DOI: https://doi.org/10.2478/v10048-012-0040-7

KeywordsCurrent envelope analysis, back propagation neural networks, Hilbert Huang transform

This content is open access.

Keywords
Current envelope analysis, back propagation neural networks, Hilbert Huang transform