Cause Analysis of 220 kV Main Transformer Protection Misoperation
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摘要: 本文以一次 220 kV 主变保护跳闸为例,阐述了变电站出线故障导致保护异常动作的分析过程,并依据故障现象对动作原因进行了分析,并提出了解决方法和改进措施。Abstract: This article takes a 220 kV main transformer protection trip as an example, expounds the analysis process of abnormal protection action caused by a substation fault. And based on the failure phenomenon, the cause of the action was analyzed, and solutions and improvement measures were proposed.
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Key words:
- 220 kV /
- main transformer protection /
- misoperation
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[1] 张惟.一起220 kV主变继电保护误动原因分析[J].电子制作,2015(20):69.
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