XIAO Cheng-qian, ZENG Ding-wen, ZHOU Zhi-feng, et al. FAULT FINDING AND TREATMENT OF FREQUENT AND SECRET TRIPS FOR CIRCUIT BREAKER AT MID-VOLTAGE SIDE OF MAES TRANSFORMER[J]. High voltageapparatus, 2003, (6): 72-74.
XIAO Cheng-qian, ZENG Ding-wen, ZHOU Zhi-feng, et al. FAULT FINDING AND TREATMENT OF FREQUENT AND SECRET TRIPS FOR CIRCUIT BREAKER AT MID-VOLTAGE SIDE OF MAES TRANSFORMER[J]. High voltageapparatus, 2003, (6): 72-74.DOI:
主变中压侧开关频繁偷跳的故障排查及处理
摘要
针对某110 kV变电站主变中压侧开关频繁偷跳的现象
从二次回路、谐波影响、保护装置等方面介绍了故障排查过程
井给出了解决办法。
Abstract
This paper introduces the fault finding procedure of frequently and secretly trips for circuit breaker at mid-voltage side of a 110 kV substation on the following aspects: secondary circuit
harmonic effect
protective device
etc. A treatment method is also offered as a reference.