Summary
This document deals with various aspects of the problem with copper sulphide in transformer insulation. Possible mechanisms of copper sulphide formation and of failure are discussed, and also the influence of temperature, oxygen content, ageing of the oil, etc. Experiences of mitigation techniques are shared, and recommendations for owners of transformers and reactors are given.
Additional informations
| Publication type | Technical Brochures |
|---|---|
| Reference | 378 |
| Publication year | |
| Publisher | CIGRE |
| Study committees | |
| Working groups | WG A2.32 |
| File size | 771 KB |
| Pages number | 38 |
| Price for non member | 80 € |
| Price for member | Free |
Keywords
Copper, insulation, sulphur, contamination, risk, mitigation, corrosion
