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International Journal of Energy Research
/
2023
/
Article
/
Tab 6
/
Research Article
Comparative Performance Study of Dissolved Gas Analysis (DGA) Methods for Identification of Faults in Power Transformer
Table 6
High-energy discharge fault identification based on IEC ratio code.
Gas ratio
Concentration (ppm)
Codes
C
2
H
2
/C
2
H
4
(
)
125/50
2.5
1
CH
4
/H
2
(
)
95/700
0.1
0
C
2
H
4
/C
2
H
6
(
)
50/38
1.3
1
High-energy discharge fault
