Huadian Technology ›› 2010, Vol. 32 ›› Issue (11): 41-46.

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Analysis and treatment on transformer faults of electrostatic shielding and oil sulfur corrosion

LA Yuan, CHEN Jiehua, CHEN Zhongdong   

  1. Guangdong Electric Power Research Institute, Guangdong Power Grid, Guangzhou 510600, China
  • Received:1900-01-01 Revised:1900-01-01 Published:2010-11-25

Abstract: Based on an example of case, which is a transformer fault of electrostatic shielding and oil sulfur corrosion, the reasons of the fault were analyzed. The influence of the oil sulfur corrosion on the insulation strength of the transformer was discussed, and relevant preventive measures were proposed.

Key words: transformer, electrostatic shielding, oil sulfur corrosion, preventive measure