用于交流特高压并联电容器组的小变比油浸式电流互感器研制  

Development of Small Transformation Ratio Oil-immersed Current Transformer for AC UHV Shunt Capacitor Bank

作　　者：杨茜 刘水平 周浪 杨硕亮 李宇 江世伟 YANG Qian;LIU Shuiping;ZHOU Lang;YANG Shuoliang;LI Yu;JIANG Shiwei(China XD Power Capacitor Co.,Ltd.,Xi’an 710082,China)

机构地区：[1]西安西电电力电容有限责任公司,西安710082

出　　处：《电力电容器与无功补偿》2025年第1期78-82,共5页Power Capacitor & Reactive Power Compensation

摘　　要：在电力系统中,电流互感器主要用于电流测量、电能计量,与继电器配合对系统和设备进行过电流、过负荷保护。本文提出了一种特殊小变比电流互感器的设计方法,该方法能够满足小变比电流互感器的性能要求,并给出了设计实例,符合国家标准,满足工程要求。Current transformer in power system is mainly used for current measurement,electric energy metering and,in cooperation with the relay,for protection of over current and over load of system and equipment.In this paper,the design method of current transformer with special small transformation ratio is proposed,which can meet the performance requirements of current transformer with small transformation ratio.Moreover,the design examples meeting China National Standards and projects requirements is given.

关 键 词：电流互感器 并联电容器组 油纸绝缘 准确级 小变比 

分 类 号：TM452[电气工程—电器] TM53