大型并网光伏电站对电网电能质量的影响分析  

Influence Analysis of Large Grid Connected Photovoltaic Plant on Power Quality of Power Network

作　　者：陈昆灿[1] 江熠 

机构地区：[1]福建省电力勘测设计院,福建福州350003 [2]国网宁波供电公司,浙江宁波315000

出　　处：《国网技术学院学报》2016年第1期1-5,共5页Journal of State Grid Technology College

摘　　要：简述了并网光伏电站发电原理与接入系统原则;介绍了国家标准规定对光伏电站电能质量要求;以某一地市农业大棚光伏电站接入方案为例,计算分析了接入后电网对电压波动、谐波、三相不平衡度等电能质量指标的影响并提出建议。The power generation and access system principle of grid connected photovohaic plant is described; besides ,power quality requirements for photovohaic plant according to national standard are introduced;access scheme of photovohaic plant in agriculture greenhouse in a certain city is used as an example so as to calculate and analyze the influence of power network on power quality index such as voltage fluctuation, harmonic and three-phase unbalance factor after access and make suggestions.

关 键 词：光伏电站 电压波动 谐波 电能质量 

分 类 号：TM761[电气工程—电力系统及自动化]