Rotor vibration analysis of off-grid PMSG considering axial eccentricity and load variability

Yu-Ling He, Wen Zhang, De-Rui Dai, Ming-Xing Xu, Liqin Song, Xinkai Zhu, Johan Gyselinck, Department of Mechanical Engineering, North China Electric Power University, Hebei Engineering Research Center for Advanced Manufacturing , Intelligent Operation and Maintenance of Electric Power Machinery, North China Electric Power University, Department of Bio, Electro and Mechanical Systems, Université Libre de Bruxelles, Baoding Key Laboratory of Intelligent Measurement and Control and Industrial Interconnection, Hebei Software Institute, Department of Electrical Engineering, North China Electric Power University

Journal of Vibration and Control

Published online on August 26, 2025

Abstract

Journal of Vibration and Control, Ahead of Print.
This paper presents a comprehensive investigation into the effects of key operational parameters under axial eccentricity (AE) on the mechanical behavior of the rotor in permanent magnet synchronous generators (PMSGs). The parameters studied include the ...