某220kV变电站主变高压侧电能质量监测与分析

Monitoring and Analysis of Power Quality at High Voltage Side of Main Transformer in a 220 kV Substation

电能质量的高低直接影响用户生产效益及用电体验,为了分析某220 kV变电站范围内的主要负荷引起的电能质量问题,介绍了变电站主要负荷情况及电能质量相关技术标准,通过监测主变高压侧电能质量,分析电能质量问题产生的原因,最后提出针对该变电站电能质量改善的综合性措施,以提高电能质量,为供电企业专业人员提供参考。

The level of power quality has a direct impact on the production efficiency and power consumption experience of all users.In order to analyze the specific power quality problems caused by the main load in a 220 kV substation,the main load conditions of substations and related technical standards for power quality are introduced.By monitoring the power quality of high voltage side of main transformer,the causes of power quality problems are analyzed.Finally,comprehensive measures to improve the power quality of the substation are proposed to improve the power quality and provide reference for the professionals of power supply enterprises.