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无线通信技术在分布式配网保护中的应用研究

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在新型电力系统中,随着分布式电源、储能系统、智能微电网以及电力电子设备等的接入,对原有传统的单向输送型配电网结构和运行方式造成很大冲击.新型的分布式配网保护技术研究,旨在将传统集中式配网保护细化至馈线中的每一个关键节点,并利用无线通信技术,精准切除故障区段.然而,目前的无线通信技术因时延造成的不同步问题尤为突出,不仅影响配网故障切除的选择性和可靠性,还可能导致保护装置频繁闭锁,增加系统的运行风险.在这一背景下,文章探讨了无线通信技术在各类分布式配网保护中的应用,旨在为配网保护提供新的技术解决方案,也为未来智能电网保护技术的发展提供有价值的参考.
Research on the Application of Wireless Communication in Distributed Distribution Network Protection
In the new power system,with the integration of distributed power sources,energy storage systems,smart microgrids,power electronic devices,etc.,it has caused a significant impact on the traditional one-way transmission distribution network structure and operation mode.The research on new distributed distribution network protection technology aims to further refine the traditional centralized distribution network protection to every key node in the feeder line,and use wireless communication technology to accurately cut off faulty sections.However,the asynchronous problem caused by time delay in current wireless communication technology is particularly prominent,which not only affects the selectivity and reliability of fault removal in distribution networks,but may also lead to frequent locking of protective devices,increasing the operational risk of the system.In this context,this article explores the application of wireless communication technology in various distributed distribution network protection,aiming to provide new technical solutions for distribution network protection and valuable references for the development of future smart grid protection technology.

new power systemwireless communicationdistributed distribution network protection

徐鼎、孔心怡

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国网上海浦东供电公司,上海 200122

新型电力系统 无线通信 分布式配网保护

2024

通信电源技术
武汉普天通信设备集团有限公司

通信电源技术

影响因子:0.389
ISSN:1009-3664
年,卷(期):2024.41(5)
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