基于过程层交换机的智能变电站网络运维方案研究  

Research on O&M Scheme of Smart Substation Network Based on Process-Level Switch

作　　者：彭业 杨贵[2] 张弛[1] 徐鹏[1] 吕航[2] 刘千宽[1] 陈旭[1] 史泽兵 PENG Ye;YANG Gui;ZHANG Chi;XU Peng;LV Hang;LIU Qiankuan;CHEN Xu;SHI Zebing(Power Dispatching and Control Center of China Southern Power Grid,Guangzhou 510663,China;NR Electric Co.,Ltd.,Nanjing 211100,China)

机构地区：[1]中国南方电网电力调度控制中心,广东广州510663 [2]南京南瑞继保电气有限公司,江苏南京211100

出　　处：《电力信息与通信技术》2021年第12期95-101,共7页Electric Power Information and Communication Technology

摘　　要：基于智能变电站过程层网络运维目前有待提升的现状,文章针对性地给出相应解决技术或方案。首先论述了端口镜像、交换机模型优化、端口白名单过滤、交换机自动配置、端口监视统计及组网方案优化等技术,并对以上技术进行展开分析。基于实验环境搭建仿真测试系统对交换机的镜像功能、白名单功能、流控功能进行仿真测试,同时对光纤链路监视功能进行仿真验证,验证结果表明该方案的过程层网络故障定位准确,光纤链路预警及时。以上技术均能提升智能变电站过程层网络的运维水平,甚至降低组网成本。结合以上技术可以形成完整的过程层网络运维方案并能够精确定位故障,从整体上提升智能变电站运维管理能力。The paper firstly analyzed several problems in the current O&M(operation and maintenance)of the process-level network of smart substations,and gives corresponding solution technology or scheme for each problem.Then,corresponding technologies such as port mirroring,switch model optimization,port whitelist filtering,switch automatic configuration,port monitoring statistics,and networking scheme optimization,etc are illustrated and analyzed.Based on the experimental environment,a simulation test system was built to simulate the mirroring function,whitelist function,and flow control function of the switch.Simultaneously,the fiber link monitoring function was simulated and verified.The verification results show that the processlevel network fault location of the solution is accurate,fiber link warning is in time.The above technologies can improve the O&M level of the process-level network of the smart substation,and even reduce the cost of networking.Combining the above technologies can form a complete process-level network O&M plan and can accurately locate faults,improving the overall O&M management capabilities of smart substations.

关 键 词：自动配置 组网方案 模型优化 智能变电站 过程层 

分 类 号：TM933[电气工程—电力电子与电力传动]