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Checking and Analysis of Grounding Faults of Units DC System of Three Gorges Left Bank Hydropower Station
Author(s): 
Pages: 36-38
Year: Issue:  3
Journal: HYDROPOWER AUTOMATION AND DAM MONITORING

Keyword:  三峡左岸电站机组直流系统接地故障绝缘监测仪;
Abstract: 机组直流系统担负着机组控制、保护、调速、励磁等重要设备的控制回路供电任务,其运行好坏对机组的安全稳定运行至关重要.文中介绍了三峡左岸电站机组直流系统绝缘监测装置的原理,分析了机组直流系统出现接地故障时的现象和特点,提出了接地故障的查找方法.
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