上海轨道交通2号线信号数据传输系统典型故障分析及维护对策  

Typical Fault Analysis and Maintenance Countermeasures for Signal Data Transmission System in Shanghai Metro Line 2

作　　者：沈丰 SHEN Feng(Telecom&Signal Branch,Shanghai Metro Maintenance Support Co.,Ltd.,200235,Shang-hai,China)

机构地区：[1]上海地铁维护保障有限公司通号分公司,上海200235

出　　处：《城市轨道交通研究》2021年第4期125-128,共4页Urban Mass Transit

摘　　要：分析了上海轨道交通2号线信号数据传输系统的典型故障的发生原因,并提出了针对性的故障处理办法,总结了常规化维护措施。开启MOXA交换机网络风暴抑制动能,并优化网络配置结构,升级终端服务器固件,加强对中央H3C网络管理系统的巡视等措施能有效提高信号数据传输系统的安全性、可靠性及运行稳定性。The cause of typical faults in Shanghai Rail Transit Line 2 signal data transmission system is analyzed,targeting which specific fault treatments are proposed and maintenance countermeasures are summarized.There are measures that can effectively improve the safety,reliability and operation stability of signal data transmission system,such as turning on the internet storm suppression function of MOXA exchanger,optimizing internet configuration structure,upgrading terminal server hardware,and reinforcing monitoring on central H3C internet management system.

关 键 词：城市轨道交通 信号数据传输系统 故障分析 维护措施 

分 类 号：U231.7[交通运输工程—道路与铁道工程]