基于同步相量测量的配电网电能质量监测技术研究  

Research on Power Quality Monitoring Technology of Distribution Network Based on Synchronized Phasor Measurement

作　　者：夏红军 俞啸玲 沈建浩 汪巧明 张飞鹏 李佳雯 XIA Hongjun;YU Xiaoling;SHEN Jianhao;WANG Qiaoming;ZHANG Feipeng;LI Jiawen(State Grid Zhejiang Hangzhou Yuhang District Power Supply Company,Hangzhou 311100,China;Hangzhou Electric Power Equipment Manufacturing Co.,Ltd.,Yuhang Qunli Complete Sets Electricity Manufacturing Branch,Hangzhou 310000,China;School of Electrical Engineering,Northeast Electric Power University,Jilin 132012,China)

机构地区：[1]国网浙江杭州余杭区供电公司,浙江杭州311100 [2]杭州电力设备制造有限公司余杭群力成套电气制造分公司,浙江杭州310000 [3]东北电力大学电气工程学院,吉林吉林132012

出　　处：《电工技术》2021年第13期103-105,共3页Electric Engineering

摘　　要：良好的电能质量是确保电力系统可靠运行的关键。对电力系统进行实时准确的电能质量监测可及时发现系统存在的问题,进行故障分析并作出相应的调整,可提高供电可靠性。为此提出了基于同步相量测量的配电网电能质量监测技术,对同步相量测量算法、谐波参数和电压闪变测量算法进行了分析,仿真结果和误差分析验证了该方法测量结果的准确性和可行性。Good power quality is the key to ensuring reliable operation of the power system.Real-time and accurate power quality monitoring of the power system can find problems in the system in time.The reliability of power supply can be improved by analyzing the faults and making corresponding adjustment.For this reason,a power quality monitoring technology for distribution network based on synchronous phasor measurement is proposed,and the synchronous phasor measurement algorithm,harmonic parameters and voltage flicker measurement algorithm are analyzed.The simulation results and error analysis verify the accuracy and feasibility of the measurement results of this method.

关 键 词：电能质量监测 同步相量测量 谐波 电压闪变 

分 类 号：TM93[电气工程—电力电子与电力传动]