光伏发电接入配电网可靠性研究现状与展望  

Research Status and Prospect of Reliability of Power Distribution Network Containing Photovoltaic Power Generation

作　　者：商连永 张强[1] 陆文钦[1] SHANG Lian-yong;ZHANG Qiang;LU Wen-qin(School of Electric Power Engineering, Nanjing Institute of Technology, Nanjing 211167, China)

机构地区：[1]南京工程学院电力工程学院,江苏南京211167

出　　处：《电工电气》2017年第6期1-5,共5页Electrotechnics Electric

摘　　要：对含有光伏发电系统的配电网进行可靠性评估,有利于配电系统的安全可靠运行。概括了光伏发电接入配电网带来的影响,从光伏出力随机模型、光伏出力和负荷相关性、光伏发电系统结构等方面阐述了光伏可靠性模型,总结了光伏发电孤岛运行模型,并对光伏发电接入配电网的供电可靠性评估中解析法和模拟法的应用进行了分析,指出可靠性评估方法的改进、光储混合发电系统以及光伏发电接入交直流配电网可靠性是今后光伏发电接入配电网可靠性研究的重点。The reliability evaluation for power distribution network containing the photovoltaic(PV)power generation system is in favour of the safe and reliable operation of the power distribution system.This paper generalized the impact of PV power generation access power distribution network and expounded the PV reliability model from the aspects of PV output stochastic model,correlation of PV output and load,structure of PV power generation system.This paper summarized the PV power generation island model and carried out application analysis for the analytical and simulation method in power supply reliability evaluation of PV power generation access power distribution network.It is pointed out that the improvement of the reliability evaluation method,the light storage hybrid power generation system and the reliability of PV access the AC/DC power distribution network are the main contents of the research on the reliability of the grid connected to power distribution network in future.

关 键 词：光伏发电 配电网 孤岛运行 可靠性 

分 类 号：TM615[电气工程—电力系统及自动化]