一个半开关接线继电保护现场调试中的若干问题及解决方法

结合上海市电力公司泗泾变扩建工程实践,就3/2(一个半)开关接线保护调试中需要注意的问题进行了探讨,内容涉及压变配置、母差保护配置、失灵保护配置、重合闸配置等,并提出了相应的解决方法.;According to the practice in the construction of Sijing Substation of Shanghai Municipal Electric Power Company, some problems, including the voltage transformer configuration, busbar protection, breaker failure protection, auto re-closure etc, which should be paid attention to in the field protection test, are discussed.Solutions are presented as well