The analysis of the dissolved gas diagnostic (DGA) is a very popular method and probably the most important for troubleshooting and interpreting the different types of transformer faults. To minimise the interpretations and make an accurate diagnostic, different interpretation techniques are currently available based on a historical fault database.
Subjects of the session
- Basic Concepts.
- Sources of Error in the measurements.
- Gas Interpretation Tools.
- Accuracy, Precision, BIAS. Measurement trends.
- DGA monitoring