基于网损的分布式光伏并网容量匹配策略的研究  

Research on Matching Strategy of Distributed Photovoltaic Grid Connected Capacity Based on Network Loss

作　　者：曾惜[1] 王元峰[1] 刘畅[1] 董飞军 蔡广林 ZENG Xi;WANG Yuan-feng;LIU Chang;DONG Fei-jun;CAI Guang-lin(Guiyang Power Supply Bureau of Guizhou Power Grid Co.,Ltd.,Guiyang 550004,China;Guangzhou Si Tai Information Technology Co.,Ltd.,Guangzhou 511493,China)

机构地区：[1]贵阳供电局,贵州贵阳550004 [2]广州思泰信息技术有限公司,广东广州511493

出　　处：《机电工程技术》2018年第8期160-162,249,共4页Mechanical & Electrical Engineering Technology

基　　金：中国南方电网有限责任公司科技项目(编号:GZKJXM20170191)

摘　　要：在分析分布式光伏出力特性的基础上,从配电网潮流方程出发,分析分布式光伏并网容量对网损的影响,推导出分布式光伏并网的最优容量计算公式,并提出分布式光伏并网的容量匹配策略。实际仿真算例结果证明该策略具有有效性,对分布式光伏并网的规划及运行具有参考价值。On the basis of analyzing the characteristics of distributed photovoltaic power,the influence of distributed PV grid capacity on network loss is analyzed from the power flow equation of distribution network,and the optimal capacity calculation formula of distributed PV grid connected is derived,and the capacity matching strategy of distributed PV grid connected is proposed.The simulation results show that the strategy is effective and has reference value for the planning and operation of distributed photovoltaic grid-connected system.

关 键 词：分布式光伏 配电网 网损 容量匹配 

分 类 号：TM7[电气工程—电力系统及自动化]