浙江电力

2020, v.39;No.295(11) 16-21

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共享铁塔模式下的输电线路无线专网组网方法
Wireless Private Networking Method for Transmission Lines with Shared Towers

张天毅,赵国龙,王健,杨康,丁伟
ZHANG Tianyi,ZHAO Guolong,WANG Jian,YANG Kang,DING Wei

摘要(Abstract):

视频监控在日常输电线路巡视工作中扮演着重要角色,作用愈发显著。视频画面实时回传网络通道的选择是视频巡视作业的关键。针对现有视频巡视作业中4G网络回传速度慢、画面延迟高、信号覆盖范围存在盲区等问题,通过对现有网络传输方案对比分析,提出共享铁塔模式下的Wifi+Imax+Mesh 5.8G视频专网组网方式。现场测试结果表明:新组网模式扩大了网络覆盖范围,提升了网络稳定性,传输网速大于350 kb/s,平均延迟时间70.4 ms,传输效果理想,具有一定借鉴意义。
Video monitoring plays an important role in the routine transmission line inspection, and its role is becoming more and more significant. The selection of network channel for real-time video image return is the key of video patrol operation. In view of such problems as transmission inefficiency of 4G network, great picture delay and blind area of signal coverage, a network mode of Wifi +Imax +Mesh 5.8G video private networking with shared tower was proposed through comparative analysis of the existing network transmission schemes. The field test results show that the new networking mode expands the coverage of the network and improves network stability with a transmission speed of more than 350 kb/s and an average delay time of 70.4 ms. And the transmission effect is ideal and thus can serve as a reference.

关键词(KeyWords): 视频监控;输电线路巡视;共享铁塔;Wifi+Mesh 5.8G专网
video monitoring;transmission line patrol;shared tower;Wifi+Mesh 5.8G private network

Abstract:

Keywords:

基金项目(Foundation): 甘肃省电力公司2019年电网信息化研究开发管理咨询投资计划项目(52270118001W)

作者(Author): 张天毅,赵国龙,王健,杨康,丁伟
ZHANG Tianyi,ZHAO Guolong,WANG Jian,YANG Kang,DING Wei

DOI: 10.19585/j.zjdl.202011003

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