变电站220kV断路器油压低分合闸总闭锁异常分析

Analysis of General Blocking Abnormality of 220kV Circuit Breaker′s Low Oil Pressure Open-close for a Transformer Substation

本文针对变电站220kV断路器油压低分合闸总闭锁异常进行分析与总结。本文首先介绍了变电站220kV断路器及设备现状,然后简述了异常事件发生经过,同时简述了此次事件发生时的处置流程,并给出了案例处理办法,接着分析了变电站220kV断路器运行过程中存在的问题并给出了管理提升措施,最后对变电站220kV断路器在油压低分合闸闭锁处理相关措施进行了相应总结。

Analysis and summary are carried out for general blocking abnormality of 220kV circuit breaker′s low oil pressure open-close for a trausformer substation in the paper.First present the status quo of 220kV circuit breaker and equipment,then sketch the course of the the anomalous event,meanwhile sketch the handling process of the event and gave a handling method.Next analyzed the existen tial problems during 220kV circuit breaker running and gave management measure ments.Finaly,carry out corresponding summary for 220kVcircuit breaker′s low oil pressure open-close block handling measurements.