| 基于光纤光栅传感的铁路异物侵限监测系统研究 |
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| 引用本文： | 刘建斌. 基于光纤光栅传感的铁路异物侵限监测系统研究[J]. 交通科技, 2011, 0(3). DOI: 10.3963/j.issn.1671-7570.2011.03.042 |
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| 作者姓名： | 刘建斌 |
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| 作者单位： | 中国石油庆阳石化分公司,庆阳,745115 |
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| 摘 要： | 随着我国铁路建设进入快速发展时期,对铁路安全运输提出了更高的要求,建立铁路异物侵限监测系统显得很有必要。由此提出用光纤布喇格光栅应力传感器替代传统的电类传感器,分析了光纤布喇格光栅应力传感器的工作原理,设计了基于光纤光栅传感的铁路异物侵限监测系统并分析了预警过程。所设计的铁路异物侵限监测系统实现了分布式测量、光缆传输、系统集成、实时监测、在线控制等功能,为列车安全运行提供了可靠保障。
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| 关 键 词： | 光纤布喇格光栅应力传感器 铁路运输 异物侵限 实时监测 |
Study of Railway's Rockfall Monitoring System Based on Fiber Bragg Grating Sensing |
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| Liu Jianbin. Study of Railway's Rockfall Monitoring System Based on Fiber Bragg Grating Sensing[J]. Transportation Science & Technology, 2011, 0(3). DOI: 10.3963/j.issn.1671-7570.2011.03.042 |
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| Authors: | Liu Jianbin |
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| Affiliation: | Liu Jianbin (Petro China Qingyang Petrochemical Company,Qingyang 745115,China) |
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| Abstract: | As Chinese railroading is developing rapidly,more demands for safe railway transportation has been presented,and it is completely necessary to build a railway's rockfall monitoring system.In this paper,fiber Bragg grating stress sensor is considered as a replacer of the traditional electrical sensor.The working principle of fiber Bragg grating stress sensor has been analysized,and the railway's rockfall monitoring system based on fiber Bragg grating sensing has been projected,the processing of early warning... |
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| Keywords: | fiber bragg grating stress sensor railway transportation rockfall invader real-time monitoring |
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