基于OPNET的智能变电站网络性能优化建模与仿真分析  

OPNET Based Modeling and Simulation Analysis of Network Performance Optimization for Smart Substation

作　　者：马文浩 张倩[1] 丁津津 李国丽[1] 赵晓东[3] 王志华 MA Wenhao;ZHANG Qian;DING Jinjin;LI Guoli;ZHAO Xiaodong;WANG Zhihua(School of Electrical Engineering and Automation,Anhui University,Hefei 230601,China;State Grid Anhui Electric Power Research Institute,Hefei 230601,China;State Grid Suzhou Power Supply Company,Suzhou 234000,China;Wuhan Kemov Electric Co.,Ltd.,Wuhan 430223,China)

机构地区：[1]安徽大学电气工程与自动化学院,安徽合肥230601 [2]国网安徽电科院,安徽合肥230601 [3]国网宿州供电公司,安徽宿州234000 [4]武汉凯默电气有限公司,湖北武汉430223

出　　处：《智慧电力》2020年第11期29-33,67,共6页Smart Power

基　　金：国家自然科学基金资助项目(51777001);安徽大学2015博士科研启动项目(J01001929)。

摘　　要：智能变电站网络性能对变电站继电保护的实时性、信息传输的完整性和应用的有效性有直接影响。从仿真建模角度探究智能变电站网络实时性,为变电站通信网络系统运行提供分析手段和优化方法。首先剖析智能变电站通信网络系统结构,利用OPNET模拟智能变电站通信网络运行场景。接着在深入分析智能变电站通信网络实时性情况的基础上,提出基于DiffServ机制的交换式局域网网络性能优化方案。最后通过OPNET仿真平台模拟和分析该方案的运行场景。结果表明所提方案能够有效提高智能变电站的网络性能。The network performance of smart substation has a direct effect on real-time for the relay protection of transformer substation,information integrity in information transmission and the effectiveness of application.This paper explores the real-time network performance of smart substation from the perspective of simulation modeling,providing the analysis and optimization methods for the communication network operations in the substation.Firstly,the structure of the communication network system in the smart substation is analyzed,and the operation scenarios of the communication network is simulated with OPNET.Then the real-time communication network performance of the smart substation is deeply analyzed,based on which the network performance optimization scheme is proposed for DiffServ based switching LAN.Finally,OPNET simulation platform is used to simulate and analyze the operation scenarios of the communication network in the smart substation under the scheme.The results show that the network performance optimization scheme can effectively improve the network performance of the smart substation.

关 键 词：智能变电站 通信网络 OPNET DIFFSERV 交换式局域网 

分 类 号：TM762[电气工程—电力系统及自动化]