Open AccessOverheating Fault Analysis of Electromagnetic Unit in 220kv Capacitive Voltage Transformer
Author(s) -
Jianchun Xu,
Sui Wei,
Yebin Song,
Xiaolei Yang,
Lu Han,
Zhao Zhang,
Shuyi Tao,
Yuan Lin,
Chuanzong Zhao,
Hua Zhang,
Qinghao Wang
Publication year - 2020
Publication title -
journal of physics. conference series
Language(s) - English
Resource type - Journals
SCImago Journal Rank - 0.21
H-Index - 85
eISSN - 1742-6596
pISSN - 1742-6588
DOI - 10.1088/1742-6596/1549/5/052064
Subject(s) - capacitive sensing , overheating (electricity) , electrical engineering , transformer , engineering , voltage , electronic engineering
This paper introduces the structure and principle of capacitive voltage transformer, the overheating caused by the failure of the electromagnetic unit on 220kV capacitive voltage transformer in operation is analyzed, it is based on infrared detection technology, combined with the method of power outage diagnostic test for joint fault diagnosis, the diagnostic results are accurate and reliable, some suggestions on field detection and fault diagnosis of capacitive voltage transformer are put forward.