An integrated framework via key-spectrum entropy and statistical properties for bearing dynamic health monitoring and performance degradation assessment

R Yao, H Jiang, C Yang, H Zhu, C Liu - Mechanical Systems and Signal …, 2023 - Elsevier
Dynamic health monitoring (DHM) and performance degradation assessment (PDA) is
critical for mechanical bearings throughout their long in-service life. For this issue, it is …

Selection of efficient degradation features for rolling element bearing prognosis using Gaussian Process Regression method

PS Kumar, LA Kumaraswamidhas, SK Laha - ISA transactions, 2021 - Elsevier
Abstract Rolling Element Bearings are one of the most ubiquitous machine elements used in
various machineries in the manufacturing industry. Prognosis and estimation of residual life …

A new bearing fault diagnosis method based on fine-to-coarse multiscale permutation entropy, laplacian score and SVM

Z Huo, Y Zhang, L Shu, M Gallimore - Ieee Access, 2019 - ieeexplore.ieee.org
Fault diagnosis of rotating machinery is vital to identify incipient failures and avoid
unexpected downtime in industrial systems. This paper proposes a new rolling bearing fault …

Roller bearing fault diagnosis based on LMD and multi-scale symbolic dynamic information entropy

M Han, Y Wu, Y Wang, W Liu - Journal of Mechanical Science and …, 2021 - Springer
This paper presents a new fault feature extraction method based on the combination of local
mean decomposition (LMD) and multi-scale symbolic dynamic information entropy (MSDE) …

Broken rotor bar detection in LS-PMSM based on startup current analysis using wavelet entropy features

M Rezazadeh Mehrjou, N Mariun, N Misron… - Applied Sciences, 2017 - mdpi.com
High-efficiency motors are being gradually introduced in many industrial applications
because of their positive impacts on the environment by reducing energy consumption and …

New Physical–Mathematical Analysis of Cardiac Dynamics and Temperature for the Diagnosis of Infectious Disease

LJ Ramirez Lopez, SC Correa Herrera… - Mathematics, 2023 - mdpi.com
Background: Physical and mathematical theories have made it possible to generate
methods for the characterization and diagnosis of physiological variables such as cardiac …

Fine-to-coarse multiscale permutation entropy for rolling bearing fault diagnosis

Z Huo, Y Zhang, L Shu - 2018 14th International Wireless …, 2018 - ieeexplore.ieee.org
Multiscale Permutation Entropy (MPE) has been applied as a non-linear measure for
estimating the complexity of time series. Nevertheless, the coarse-grained procedure in MPE …

Online fault detection: A smart approach for industry 4.0

M Prist, A Monteriù, A Freddi, P Cicconi… - … on Metrology for …, 2020 - ieeexplore.ieee.org
The fourth industrial age takes the manufacturing factory to a new level by introducing smart,
extendible, flexible, modular and customized mass production technologies. Production …

Hierarchical radial basis function based multiclass support vector machines and a hybrid feature pool for bearings fault diagnosis

M Sohaib, JM Kim - 2018 International Conference on …, 2018 - ieeexplore.ieee.org
Bearing fault diagnosis is imminent due to the extensive use of rotary machines in the
industries. Rotating machines contain bearings which are prone to health degradation with …

Cooling fan combined fault vibration analysis using convolutional neural network classifier

A Dekhane, A Djellal, F Boutebbakh… - Proceedings of the 3rd …, 2020 - dl.acm.org
In this paper, an application of Convolutional Neural Network (CNN) to detect a predefined
fault in vibration signal without any feature extraction. The vibration signal, after being …