| CBTC数据通信系统性能分析模型及应用研究 |
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| 引用本文： | 张岩,唐涛,燕飞. CBTC数据通信系统性能分析模型及应用研究[J]. 铁道学报, 2011, 33(5): 60-65. DOI: 10.3969/j.issn.1001-8360.2011.05.011 |
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| 作者姓名： | 张岩 唐涛 燕飞 |
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| 作者单位： | 北京交通大学轨道交通控制与安全国家重点实验室,北京,100044 |
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| 基金项目： | 国家自然基金重点项目，中央高校基本科研业务费 |
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| 摘 要： | 数据通信系统DCS(Data Communication System)是影响CBTC系统的控制精度、效率和安全性的主要因素,其通信性能的仿真、验证对于CBTC系统的研发和改进有重要意义。本文介绍利用OPNET模拟自主研发的安全通信协议和构建DCS性能仿真研究平台的方法,给出安全通信协议有限状态机模型和可配置的通信子系统节点通用模型,研究平台可用于分析安全协议在整个通信网络上的总体性能。给出利用节点模型建立整个DCS通信网络的算例和网络性能的仿真结果,实验结果表明,通信周期不完全同步可以减小报文时延,网络出现故障后,改变生成树根节点位置使最大报文时延增加近34%。
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| 关 键 词： | 基于通信的列车控制系统 数据通信系统 安全通信协议 OPNET 通用模型 |
Study on Model for Analysis of CBTC Data Communication System(DCS) and Its Application |
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| ZHANG Yan,TANG Tao,YAN Fei. Study on Model for Analysis of CBTC Data Communication System(DCS) and Its Application[J]. Journal of the China railway Society, 2011, 33(5): 60-65. DOI: 10.3969/j.issn.1001-8360.2011.05.011 |
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| Authors: | ZHANG Yan TANG Tao YAN Fei |
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| Affiliation: | ZHANG Yan,TANG Tao,YAN Fei(State Key Laboratory of Rail Traffic Control and Safety,Beijing Jiaotong University,Beijing 100044,China) |
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| Abstract: | DCS is the major factor affecting the control-proficiency,transportation ability and safety of the CBTC system.So,verification of the qualities of DCS with simulation methods is of great significance to development and improvement of the CBTC system.The technique of modeling the security communication protocol developed by ourselves and the setup of a research platform for analyzing the performance of DCS using OPNET are introduced.The Finite State Machine(FSM) of the security communication protocol and the... |
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| Keywords: | communication-based train control system(CBTC system) data communication system(DCS) security communication protocol OPNET generic model |
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