断路器液压操作机构带电注油装置的研制及应用  

Development and Application of Live Oiling Device for Hydraulic Operating Mechanism Circuit Breaker

作　　者：李绍武 孙锦 刘页 林凯 陈长杰 Li Shaowu;Sun Jin;Liu Ye;Lin Kai;Chen Changjie(State Grid Wenzhou Electric Power Supply Company Substation Maintenance Center,Wenzhou,Zhejiang 325000,China)

机构地区：[1]国网浙江省电力有限公司温州供电公司变电检修中心,浙江温州325000

出　　处：《机电工程技术》2022年第3期246-248,286,共4页Mechanical & Electrical Engineering Technology

摘　　要：断路器液压操作机构在运行过程中会发生液压油泄漏的问题,传统方式下需停电对液压机构进行注油,耗时耗力且操作难度大。因此专门研制了一种适用于断路器液压操作机构的带电注油装置,首先分析了该装置的结构原理,并给出了其主要技术参数,随后对装置的注油系统、电气控制系统、过滤系统等重要部分进行了选型设计,介绍了装置的功能特点。研制出的装置成品实际运用于220 kV变电站内,结果表明其能在不停电条件下完成断路器液压机构的注油工作,整个过程操作简单、省时省力,在保障检修人员人身安全前提下极大提升了作业效率,保障了供电可靠性,具有重要的应用价值和经济效益。The hydraulic operating mechanism circuit breaker has the problem of hydraulic oil leakage during operation.In the traditional way,power failure is required when oiling,which is time-consuming,labor-consuming and difficult to operate.A live oiling device suitable for the hydraulic operating mechanism circuit breaker was developed.Firstly,the structure principle of the device was analyzed,and its main technical parameters were given.Then,the oil injection system,electrical control system,filtration system and other important parts of the device were selected and designed,and the functional characteristics of the device were introduced.The practice shows that the device can complete the oiling of the hydraulic mechanism circuit breaker without power failure by applying the finished device to 220 kV substation.The whole process is simple,time-saving and labor-saving.On the premise of ensuring the personal safety of maintenance personnel,it greatly improves the operation efficiency and ensured the reliability of power supply.It has important application value and economic benefits.

关 键 词：断路器 液压操作机构 带电注油 循环滤油 新型装置 

分 类 号：TM561[电气工程—电器]