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Civil-Comp Conferences
ISSN 2753-3239 CCC: 1
PROCEEDINGS OF THE FIFTH INTERNATIONAL CONFERENCE ON RAILWAY TECHNOLOGY: RESEARCH, DEVELOPMENT AND MAINTENANCE Edited by: J. Pombo
Paper 4.19
Condition-based monitoring and defect diagnosis of catenary system based on pantograph vibration M. Tan1, L. Nie1, F. Gu2 and W. Zuolu2
1Hubei Key Laboratory of Modern Manufacturing Quality
Engineering, School of Mechanical Engineering, Hubei
University of Technology, China M. Tan, L. Nie, F. Gu, W. Zuolu, "Condition-based monitoring and defect diagnosis
of catenary system based on pantograph vibration", in J. Pombo, (Editor), "Proceedings of the Fifth International Conference on Railway Technology: Research, Development and Maintenance",
Civil-Comp Press, Edinburgh, UK,
Online volume: CCC 1, Paper 4.19, 2022, doi:10.4203/ccc.1.4.19
Keywords: impact detection, catenary, real-time monitoring, defect diagnosis.
Abstract
The condition monitoring and defect diagnosis are wildly used to improve catenary
performance and reduce maintenance costs. This paper proposed a novel diagnosis
system. This system monitors and inspects catenary based on strain signals which are
measured on pantograph. It greatly simplifies the detection setup and can detect the
operation conditions in real-time. Significantly different from traditional ones, this
system uses strain as index, which can not only describe interaction status, but also
offer catenary location feature. An application experiment is carried out in a
commercial metro line and the results verified the reliability and effectiveness of this
diagnosis system.
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