分布式光伏发电系统并网技术的应用研究  

Research on the Application of Grid Connection Technology for Distributed Photovoltaic Power Generation System

作　　者：章沈泉 ZHANG Shenquan(Changshu Power Supply Company,State Grid Jiangsu Electric Power Co.,Ltd.,Suzhou,Jiangsu Province,215500 China)

机构地区：[1]国网江苏省电力有限公司常熟市供电公司,江苏苏州215500

出　　处：《科技资讯》2025年第5期81-83,共3页Science & Technology Information

摘　　要：分布式光伏发电系统是发展绿色环保能源的重要方式之一。针对可再生能源的现实需求,重点研究分布式光伏发电系统并网技术的应用,从技术架构、DC-DC变换器、并网滤波器3个方面设计了光伏并网发电系统,并强调了相应的逆变器控制技术。研究结果表明:采用比例-积分(Proportional-Integral,PI)级联准比例谐振(Proportional Resonant,PR)控制器,合理设计并网逆变器控制体系,能够满足电网的运行需求,具有良好的经济和环保效益。Distributed photovoltaic power generation system is one of the important ways to develop green and en-vironmentally friendly energy.In response to the practical needs of renewable energy,this research focuses on theapplication of distributed photovoltaic power generation system grid connection technology.The photovoltaic gridconnection power generation system is designed from three aspects:technical architecture,DC-DC converter,andgrid filter,and the corresponding inverter control technology is emphasized.The research results show that using aProportional Integral(PI) cascaded Proportional Resonant(PR) controller and designing a reasonable grid connec-tion inverter control system can meet the operational needs of the power grid and have good economic and envi-ronmental benefits.

关 键 词：分布式光伏发电系统 并网运行 逆变器控制 绿色能源 

分 类 号：TM61[电气工程—电力系统及自动化]