适应光伏高比例接入配电网变流器的控制技术研究

Research on the Control Technology of Converters Adapting to the High Proportion of Potovoltaics Access to the Distribution Network

文章探讨光伏系统高比例接入配电网时所需的变流器控制技术,分析配电网的基础接入技术,构建光伏并网模型,并针对高比例接入的特点,提出包括模糊控制、神经网络控制、预测控制、自适应控制以及分布式控制的控制技术,旨在提高系统的稳定性和效率,保证电能质量。通过搭建仿真环境进行仿真验证,结果表明这些控制技术能有效地支持高比例光伏接入,确保配电网的稳定运行。

This paper explores the control techniques required for inverters when photovoltaic systems are integrated into distribution networks at high penetration levels.The basic integration technologies of distribution networks are analyzed,a photovoltaic grid connection model is constructed,and considering the characteristics of high penetration integration,control techniques including fuzzy control,neural network control,predictive control,adaptive control,and distributed control are proposed.The aim is to enhance system stability and efficiency while ensuring power quality.Through the establishment of a simulation environment and simulation verification,the results indicate that these control techniques can effectively support high penetration photovoltaic integration,ensuring the stable operation of the distribution network.