基于分布式电源的配电网线损计算与降损技术  

Distribution Network Line Loss Calculation and Loss Reduction Technology Based on Distributed Power Supply

作　　者：郭子仪 Guo Ziyi(State Grid Jilin Province Electric Power Co.,Ltd.Jilin Power Supply Company,Jilin,China)

机构地区：[1]国网吉林省电力有限公司吉林供电公司,吉林吉林

出　　处：《科学技术创新》2024年第12期70-73,共4页Scientific and Technological Innovation

摘　　要：文章介绍了基于分布式电源接入的配电网线损计算方法,分别阐述了等效容量法及前推回代法,在前推回代法介绍时,在传统方法的基础上进行了进一步改进,并给出了具体的计算步骤。而后以10kV配电网为例,对接入分布式光伏电源后配电网降损的技术展开了探讨,提出合理选择分布式光伏电源的接入位置、接入容量、能量存储装置三个有效降损方法,还介绍了几种具有降损效果的其他技术措施,旨在为电力企业有效控制接入分布式电源的配电网线损率提供参考。This paper introduces the calculation method of line loss of distribution network based on distributed power access,and expounds the equivalent capacity method and the forward push-back method respectively.In the introduction of the forward push-back method,further improvement is made on the basis of the traditional method,and the specific calculation steps are given.Then,taking 10 kV distribution network as an example,the technology of distribution network loss reduction after the access of distributed photovoltaic power supply is discussed,and three effective loss reduction methods are proposed to rationally select the access location,access capacity and energy storage device of distributed photovoltaic power supply.Several other technical measures with loss reduction effect are also introduced.The aim is to provide reference for power enterprises to effectively control the line loss rate of distribution network connected to distributed power supply.

关 键 词：分布式电源 配电网 线路损耗 降损技术 

分 类 号：TM744[电气工程—电力系统及自动化]