Trusted multi-source information fusion for fault diagnosis of electromechanical system with modified graph convolution network

K Zhang, H Li, S Cao, S Lv, C Yang, W Xiang - Advanced Engineering …, 2023 - Elsevier
Vibration, current, and acoustic signals have different advantages and characteristics in fault
diagnosis. Although a few researches have explored their fusion methods and applied them …

Motor current signal analysis using hypergraph neural networks for fault diagnosis of electromechanical system

K Zhang, H Li, S Cao, C Yang, F Sun, Z Wang - Measurement, 2022 - Elsevier
Graph based networks are becoming an emerging trend in the field of fault diagnosis
because of their powerful ability to mine the interrelationships between nodes. However, the …

Electromechanical modeling of a motor–gearbox system for local gear tooth faults detection

B El Yousfi, A Soualhi, K Medjaher, F Guillet - Mechanical Systems and …, 2022 - Elsevier
Many of today's industrial applications are powered by electromechanical drives. Wind
turbines, fuel based and hydroelectric generators or electric drivetrains are examples of …

Evolution analysis of wheel polygon wear considering the effect of interharmonics in electrical traction drive system

B Lu, Y Song, Z Liu, G Tao, X Wang, Q Zhang… - Mechanism and Machine …, 2024 - Elsevier
The formation and development of wheel polygon wear (WPW) present significant
challenges to the safety of railway vehicle operations. It is widely accepted that WPW occurs …

Study on electromechanical coupling torsional resonance characteristics of gear system driven by PMSM: a case on shearer semi-direct drive cutting transmission …

S Jiang, W Li, Y Wang, X Yang, S Xu - Nonlinear Dynamics, 2021 - Springer
In this paper, the electromechanical coupling torsional resonance characteristics of the
multistage gear transmission system driven by the low-speed and high-power permanent …

Dynamic performance of locomotive electric drive system under excitation from gear transmission and wheel-rail interaction

Z Zhou, Z Chen, M Spiryagin, P Wolfs, Q Wu… - Vehicle System …, 2022 - Taylor & Francis
Development of railway transportation capabilities towards high-power, high-speed and
heavy axle-load makes the dynamic interactions between the electric drive subsystem and …

[HTML][HTML] Dynamic modelling and dynamic characteristics of wind turbine transmission gearbox-generator system electromechanical-rigid-flexible coupling

R Chen, D Qin, C Liu - Alexandria Engineering Journal, 2023 - Elsevier
The design of large wind turbine drivetrain systems is trending towards light weight and
integration. To ensure the safe operation of the drivetrain system, investigating the …

Hybrid dynamic modeling and analysis of the electric vehicle planetary gear system

C Liu, X Yin, Y Liao, Y Yi, D Qin - Mechanism and Machine Theory, 2020 - Elsevier
In this study, a hybrid model is proposed for the flexible helical planetary gear by coupling
the lumped-parameter dynamic models for the sun and planets, and reduced FEMs (finite …

[HTML][HTML] Modeling, analysis and control of parametrically coupled electromechanical oscillators

G Sani, J Awrejcewicz, ZN Tabekoueng - Mechanism and Machine Theory, 2024 - Elsevier
This work investigates a parametrically coupled electromechanical system of van der Pol
and Duffing oscillators. Such a model finds applications in the development of sensors and …

Dynamic characteristic of electromechanical coupling effects in motor-gear system

W Bai, D Qin, Y Wang, TC Lim - Journal of Sound and Vibration, 2018 - Elsevier
Dynamic characteristics of an electromechanical model which combines a nonlinear
permeance network model (PNM) of a squirrel-cage induction motor and a coupled lateral …