京包线牵引变电所保护越级动作典型故障分析

Analysis of Typical Fault of Override Actions for Traction Substation Protection on Beijing-Baotou railway line

针对京包线牵引变电所综合自动化保护装置在运行中发生的2起典型保护越级动作故障进行深入分析,找出故障原因,并采取针对性的防范措施,极大提高了保护动作的可靠性。

With regard to deep analysis of two cases of typical faults of override action protection during operation of automation protection device in traction substation on Beijing-Baotou railway line, the causes of faults have been obtained, related protection measures have been taken, and the reliability of protection actions have been improved dramatically.