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高速动车组蛇行运动失稳诊断方法

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本文提出一种实时失稳监测算法,用于判定高速动车组蛇行失稳现象的发生。该算法采用时域和频域分析方法,用于诊断列车的失稳情况,并评估列车车体运行的平稳性。此外,该算法还建立了蛇行失稳判定阈值的确定方法,能够在运行过程中实时监测安全状况,减少安全隐患的发生。
Diagnostic Method of Instability in Serpentine Motion of High-speed Locomotives
A real-time instability monitoring algorithm for detecting the occurrence of snake-like instability phenomena in high-speed trainsets is proposed in this paper.The algorithm utilizes both time-domain and frequency-domain analysis methods to diagnose the instability of the train and evaluate the stability of the train's body movement.Furthermore,the algorithm establishes a method for determining the threshold of snake-like instability,enabling real-time monitoring of safety conditions during operation to prevent potential safety hazards.

serpentine instabilitysmoothness assessmentfault diagnosissignal processing

安普春、孙晓涛

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中车青岛四方车辆研究所有限公司,山东青岛 266031

蛇行失稳 平稳性评估 故障诊断 信号处理

2024

中国科技纵横
中国民营科技促进会

中国科技纵横

影响因子:0.102
ISSN:1671-2064
年,卷(期):2024.(1)
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