东方自控Ges9XXX型励磁系统现场升级故障分析  

Analysis of On-site Upgrade Faults in the Ges9XXX Excitation System of Dongfang Automation

作　　者：刘沙河 LIU Shahe

机构地区：[1]东方电气自动控制工程有限公司,四川德阳618000

出　　处：《电力系统装备》2024年第4期122-123,135,共3页Electric Power System Equipment

摘　　要：针对电厂(站)老旧励磁系统升级到东方自控Ges9XXX型过程中遇到的具体事故,开展了原因分析与故障排查,并通过试验验证了事故的过程。由此推导到其他电气设备在升级改造中可能遇到或出现的问题的解决思路和注意事项,为后续励磁、自动化等电气设备的升级改造提供了经验。In response to the specific accidents encountered during the upgrade of the old excitation system of the power plant(station)to the Ges9XXX model of Dongfang Automation,a cause analysis and fault investigation were carried out,and the accident process was verified through experiments.From this,solutions and precautions for problems that may arise or be encountered in the upgrading and renovation of other electrical equipment can be derived,providing experience for the subsequent upgrading and renovation of electrical equipment such as excitation and automation.

关 键 词：改造升级 误接地 强电 弱电 改造原理 

分 类 号：TM611.24[电气工程—电力系统及自动化]