Hierarchical k-nearest neighbours classification and binary differential evolution for fault diagnostics of automotive bearings operating under variable conditions

P Baraldi, F Cannarile, F Di Maio, E Zio - Engineering Applications of …, 2016 - Elsevier
Electric traction motors in automotive applications work in operational conditions
characterized by variable load, rotational speed and other external conditions: this …

Condition monitoring and intelligent diagnosis of rolling element bearings under constant/variable load and speed conditions

A Moshrefzadeh - Mechanical Systems and Signal Processing, 2021 - Elsevier
Extensive research has been conducted for intelligent fault diagnosis and prognosis of
rolling element bearings, a vital component in every rotating machinery, and many robust …

Diagnosis methodology based on deep feature learning for fault identification in metallic, hybrid and ceramic bearings

JJ Saucedo-Dorantes, F Arellano-Espitia… - Sensors, 2021 - mdpi.com
Scientific and technological advances in the field of rotatory electrical machinery are leading
to an increased efficiency in those processes and systems in which they are involved. In …

Fault detection of bearing: An unsupervised machine learning approach exploiting feature extraction and dimensionality reduction

LC Brito, GA Susto, JN Brito, MAV Duarte - Informatics, 2021 - mdpi.com
The monitoring of rotating machinery is an essential activity for asset management today.
Due to the large amount of monitored equipment, analyzing all the collected signals/features …

Automated diagnosis of rolling bearings using MRA and neural networks

C Castejón, O Lara, JC García-Prada - Mechanical Systems and Signal …, 2010 - Elsevier
Any industry needs an efficient predictive plan in order to optimize the management of
resources and improve the economy of the plant by reducing unnecessary costs and …

Fault diagnosis of motor bearing using ensemble learning algorithm with FFT-based preprocessing

N Sikder, K Bhakta, A Al Nahid… - … on Robotics, Electrical …, 2019 - ieeexplore.ieee.org
Rolling bearings are one of the pivotal mechanical elements in rotating machines like the
electric motor. However, they are liable for the majority of the faults encountered by rotating …

A feature extraction and machine learning framework for bearing fault diagnosis

B Cui, Y Weng, N Zhang - Renewable Energy, 2022 - Elsevier
Wind power generation has been widely adopted due to its renewable nature and
decreasing capital cost per kW. However, existing equipment ages rapidly, leading to higher …

Spectral proper orthogonal decomposition and machine learning algorithms for bearing fault diagnosis

A Afia, F Gougam, W Touzout, C Rahmoune… - Journal of the Brazilian …, 2023 - Springer
Vibration analysis has been extensively exploited for bearing fault diagnosis. However,
signal acquisition is quite expensive since external hardware is required. Moreover, for …

Condition monitoring method for the detection of fault graduality in outer race bearing based on vibration-current fusion, statistical features and neural network

JJ Saucedo-Dorantes, I Zamudio-Ramirez… - Applied Sciences, 2021 - mdpi.com
Bearings are the elements that allow the rotatory movement in induction motors, and the
fault occurrence in these elements is due to excessive working conditions. In induction …

A Support Vector Machine approach based on physical model training for rolling element bearing fault detection in industrial environments

KC Gryllias, IA Antoniadis - Engineering Applications of Artificial …, 2012 - Elsevier
A hybrid two stage one-against-all Support Vector Machine (SVM) approach is proposed for
the automated diagnosis of defective rolling element bearings. The basic concept and major …