基于信息融合的铁路行车安全监控体系及关键技术研究

发布时间：2018-05-26 23:27

本文选题：铁路行车安全 + 体系架构　；参考：《中国铁道科学研究院》2013年博士论文

【摘要】：铁路是国民经济的大动脉,铁路运输安全是铁路工作的生命线,是建设和发展和谐铁路的重要保障。“十一五”以来,铁路部门不断加强安全监测设备和行车安全信息化系统建设,实施管理创新,加强安全风险管理,大大增强了保障铁路行车安全的能力,安全形势总体呈现稳定、有序可控的态势。近年来,由于高速铁路快速发展和大量新技术装备投入使用,人们对铁路行车安全提出了更高要求。本文在总结提炼铁路行车安全监控系统主要特征的基础上,结合当代信息技术发展,以进一步提高检测数据的准确性、稳定性和可用性,提高信息综合应用价值和行车安全决策水平,全面提升铁路行车安全保障能力为目标,提出一种对行车安全监控实施全方位、多层次、跨系统的信息融合,构建铁路行车安全监控体系的新思路,并给出若干相关关键技术的解决方案。本文主要研究内容和创新如下： 1、深入分析国内、外铁路行车安全监控系统的现状和发展趋势,研究信息融合及相关安全技术基础理论,研究系统内和系统间信息融合的概念、方法和建模技术,研究提出铁路行车安全监控系统信息融合应用模式。 2、分析我国铁路行车安全监控系统应用需求、主要特征和存在的不足,结合信息融合、物联网、人工智能等先进技术,提出基于信息融合的铁路行车安全监控体系框架；研究与行车安全监控相关系统的技术架构和数据组织形式,研究提出行车安全监控体系数据集成与信息共享解决方案。从总体框架层面为建设保障能力更高的行车安全监控系统提供一种总体解决方案。 3、研究提出了基于目标决策的铁路行车安全监控系统信息融合模型,详细论述了铁路行车安全综合监控、综合报警评判、检测设备质量评价、车辆造修质量评价和货运安全风险评估等典型应用的信息融合建模思路、模型框架和建模方法,为信息融合技术在铁路行车安全领域的应用提供建模技术支撑。 4、研究在铁路车辆故障诊断中应用信息融合的几个典型技术方案。提出车辆热轴综合报警方案,以提高红外线热轴报警的准确性；设计5T检测信息融合处理方案,以实现车辆造修质量综合评价；结合TPDS在客车踏面损伤监测的应用需求,提出在客车车次定位融合处理中应用BP模型和算法的方案,以提高在客车未全部安装电子标签的过渡阶段TPDS检测信息定位的准确性。 5、研究在铁路货运计量安全检测监控系统中应用信息融合技术的方案。提出一种货运计量检测信息与确报信息匹配的流程、模型和算法,以提高检测信息与确报信息匹配率,提高检测信息利用价值：提出了货物装载状态智能报警评判的模型、算法,提高了报警的准确性；设计了车号匹配错位纠正的模型、算法,实现了车号匹配错位自动纠正；结合检测设备检测精度动态评估的应用需求,论述了利用基于D-S证据理论,建立设备检测精度动态评价模型,为评价检测设备质量提供基本依据。
[Abstract]:Railway is the big artery of national economy , railway transportation safety is the lifeline of railway work , it is the important guarantee for the construction and development of harmonious railway .

On the basis of summarizing the main characteristics of the safety monitoring system of the railway driving safety monitoring system and combining the development of modern information technology , this paper aims at improving the accuracy , stability and availability of the detection data , improving the comprehensive application value of the information and the decision level of driving safety and improving the safety guarantee ability of the railway , and puts forward a new idea to implement the comprehensive , multi - level and cross - system information fusion for the traffic safety monitoring , and gives a new solution for the key technology . The main research contents and innovations are as follows :

1 . In - depth analysis of the current situation and development trend of the safety monitoring system of domestic and foreign railways , the basic theory of information fusion and related safety technology , the concept , method and modeling technology of information fusion in the research system and inter - system information fusion are studied , and the application mode of information fusion in railway driving safety monitoring system is proposed .

2 . To analyze the application requirements , main features and deficiencies of the railway traffic safety monitoring system in our country , combine the advanced technologies such as information fusion , Internet of things , artificial intelligence and so on , and put forward the framework of railway driving safety monitoring system based on information fusion ;
This paper studies the technical architecture and data organization form of the system related to traffic safety monitoring , and puts forward the data integration and information sharing solution of the driving safety monitoring system . The overall solution is provided from the overall framework level to the driving safety monitoring system with higher construction security capability .

3 . The information fusion model of railway traffic safety monitoring system based on target decision is put forward , and the information fusion modeling thought , model frame and modeling method of comprehensive monitoring , comprehensive alarm evaluation , equipment quality evaluation , vehicle repair quality evaluation and freight safety risk assessment are discussed in detail , and the modeling technology support is provided for the application of information fusion technology in the field of railway driving safety .

4 . To study several typical technical solutions for the application of information fusion in the fault diagnosis of railway vehicles .
Design T test information fusion processing scheme to realize the comprehensive evaluation of vehicle repair quality ;
Combined with the application requirements of TPDS in the monitoring of passenger car tread damage , the paper proposes a scheme of applying BP model and algorithm in the passenger car ' s car positioning fusion process to improve the accuracy of the TPDS detecting information positioning during the transition period of the bus not all installed electronic tags .

5 . The application of information fusion technology in railway freight metering safety inspection and monitoring system is studied . A flow , model and algorithm for the matching of freight metering detection information with the real report information are presented in order to improve the matching rate between the detection information and the real report information , and to improve the utilization value of the detection information : a model and algorithm for intelligent alarm evaluation of the loading state of goods are proposed , and the accuracy of the alarm is improved ;
The model and algorithm are designed to correct the dislocation of vehicle number matching , and the automatic correction of vehicle number matching dislocation is realized .
Based on the D - S evidence theory , the dynamic evaluation model of equipment detection accuracy is established to provide the basis for evaluating the quality of the equipment .
【学位授予单位】：中国铁道科学研究院
【学位级别】：博士
【学位授予年份】：2013
【分类号】：U298.1

【参考文献】