Rolling bearing fault diagnosis method based on improved gramian angular difference field and SPPF-MsCNN

Jiahong Cao, Chaoqun Hu, Yonghua Li, Zhe Chen, Denglong Wang, College of Locomotive and Rolling Stock Engineering, Dalian Jiaotong University, Department of Locomotive Engineering, Liaoning Railway Vocational and Technical College

Journal of Vibration and Control

Published online on August 30, 2025

Abstract

Journal of Vibration and Control, Ahead of Print.
Aiming at the problem that the 2D image of the input deep learning model has lost edge information, which leads to the low accuracy of rolling bearing fault diagnosis, a fault diagnosis method based on improved gramian angular difference field (GADF) ...