分布式光伏并网对低压配电网的影响  

Impactof Distributed Photovoltaic Grid Connection on Low-voltage Distribution Networks

作　　者：顾伟国 朱国栋 张海兴 卢伟 赵明月 GU Weiguo;ZHU Guodong;ZHANG Haixing;LU Wei;ZHAO Mingyue(State Grid Guannan County Power Supply Company,Lianyungang 222000,China;Tianjin Tianda Qiushi Electric Power New Technology Co.,Ltd.,Tianjin 300384,China)

机构地区：[1]国网灌南县供电公司,江苏连云港222000 [2]天津天大求实电力新技术股份有限公司,天津300384

出　　处：《电工技术》2024年第S01期366-368,共3页Electric Engineering

摘　　要：深入探讨了分布式光伏并网技术对低压配电网的多方面影响。在对分布式光伏发电及低压配电网进行综合性概述基础上,阐释了光伏并网在现代配电网中的必要性,并详细分析了分布式光伏并网对电网稳定性的影响,通过案例分析了光伏并网对低压配电网的网损、三相不平衡度以及电压变化的实际影响,以期为理解分布式光伏并网技术在低压配电网中的应用奠定一定理论基础。This article delves into the various impacts of distributed photovoltaic grid connection technology on low-voltage distribution networks.Based on a comprehensive overview of distributed photovoltaic power generation and low-voltage distribution networks,the necessity of photovoltaic grid connection in modern distribution networks is explained,and the impact of distributed photovoltaic grid connection on grid stability is analyzed in detail.Through case studies,the actual impact of photovoltaic grid connection on low-voltage distribution network losses,three-phase imbalance,and voltage changes is analyzed,In order to lay a certain theoretical foundation for understanding the application of distributed photovoltaic grid connection technology in low-voltage distribution networks.

关 键 词：分布式光伏并网 低压配电网 影响 

分 类 号：TM615[电气工程—电力系统及自动化]