配电自动化成套设备零序电压偏高原因分析  

Cause analysis of high zero sequence voltage of distribution automation equipment

作　　者：赵勇帅 王洪林 李维 Zhao Yongshuai;Wang Honglin;Liwei(Electric Power Research Institute,Yunnan Power Grid Co.,Ltd.,Kunming 650217,China)

机构地区：[1]云南电网有限责任公司电力科学研究院,昆明650217

出　　处：《云南电力技术》2021年第4期34-36,共3页Yunnan Electric Power

摘　　要：本文针对配电自动化零序电压偏高的问题,通过试验及现场测试,深入查找零序电压偏高的原因,用于指导配电自动化成套设备的安装、调试、验收应注意成套设备可靠接地。in this paper,in order to solve the problem of high zero sequence voltage in distribution automation,tests and field tests are carried out to find out the causes of high zero sequence voltage,which is used to guide the installation,commissioning and acceptance of complete sets of distribution automation equipment,in which attention should be paid to the reliable earthing of complete sets of equipment.

关 键 词：配电自动化成套设备 零序电压 三次谐波 平衡绕组 接地 

分 类 号：TM74[电气工程—电力系统及自动化]