By comparing the advantages and disadvantages of the current maintenance and detection system methods, the significance of developing and applying transformer power equipment condition monitoring and fault diagnosis tech...

　Fan Hongtao and Zhang Yonggang, researchers from Xiangyang Power Supply Company of the State Grid, wrote in the second issue of "Electrical Technology" magazine in 2016 that in 220kV intelligent substations, 220kV circu...

Transformer winding core deformation directly or indirectly damages the transformer, this fault hazard general conventional electrical test can not diagnose the transformer and similar structure of power equipment vibrat...

1 Overview Differential protection is the main protection to ensure the normal operation of substation transformers. When a short-circuit fault occurs in the electrical part surrounded by the current transformers on each...