A novel monitoring framework for hunting motion of railway vehicles and its experimental validation on a roller rig

Qunsheng Wang, Jing Zeng, Yuncheng Chen, Lai Wei, Rancheng Mao, Zhenhuan Yang, Yixuan Shi, State Key Laboratory of Rail Transit Vehicle System, Southwest Jiaotong University, SWJTU-LEEDS Joint School, Southwest Jiaotong University, School of Remote Sensing and Information Engineering, Wuhan University

Journal of Vibration and Control

Published online on March 04, 2026

Abstract

Journal of Vibration and Control, Ahead of Print.
While structural health monitoring has largely focused on detecting material degradation and stiffness loss, dynamic instability remains an overlooked failure mode. This study addresses railway vehicle hunting motion, a self-excited oscillation that ...