From: A denoising-classification neural network for power transformer protection
Training | Validation | ||
---|---|---|---|
1st one | 2nd one | ||
Parameters | |||
Connection | Y/Δ-11 | Δ/Y/Y-11 | |
Ratio | 230/11 kV | 230/35 kV | 35/220/500 kV |
Leakage resistance | 0.1 p.u | ||
Copper loss | 0.005 p.u | ||
Iron loss | 5%, 7%, 10% | 6% | |
Sampling frequency | 20 kHz | 2, 10 kHz | |
Scenarios | |||
NO | Start-up time: 1.001 s, 1.002 s, …, 1.020 s | ||
EF | Occurrence time: 1.001 s, 1.002 s, …, 1.020 s; Type: single phase-to-ground, phase-to-phase, two phase-to-ground faults | ||
HTE | Energization time: 1.001 s, 1.002 s, …, 1.020 s | ||
IF | Occurrence time: 1.001 s, 1.002 s, …, 1.020 s; Fault turns: 1.5%, 2.0%, 2.5%, 3.0%, and 5.0% | ||
FTE | Energization time: 1.001 s, 1.002 s, …, 1.020 s; Fault turns: 1.5%, 2.0%, 2.5%, 3.0%, and 5.0% | ||
Numbers | |||
NO/EF | 564 | 225 | |
HTE | 478 | 80 | |
IF | 760 | 160 | |
FTE | 760 | 160 |