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高压电器  2015 

S3C型隔离开关联锁缺陷分析及改进方案

, PP. 188-192

Keywords: 隔离开关,联锁,缺陷,改进方案

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Abstract:

隔离开关在电力系统中有着至关重要的作用,其性能的好坏直接关系到整个系统能否安全稳定的运行。而国网安徽省电力公司铜陵供电公司所投运的S3C型隔离开关经常因联锁无法解除而导致无法进行分、合闸操作,甚至将联锁部件挤变形,为降低该类故障概率,提高电网、设备安全运行可靠性,笔者就S3C型隔离开关的主、地刀间机械联锁的结构、原理及操作过程中的联锁部件受力情况进行了分析,并对联锁盘结构提出了改进方案。

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