Application and Optimization of Equipment Abnormality Early Warning and Emergency Response Mechanism in Power Supply Service
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19. März 2025
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Online veröffentlicht: 19. März 2025
Eingereicht: 26. Okt. 2024
Akzeptiert: 02. Feb. 2025
DOI: https://doi.org/10.2478/amns-2025-0524
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© 2025 Chaofan Hou et al., published by Sciendo
This work is licensed under the Creative Commons Attribution-NonCommercial-NoDerivatives 4.0 International License.
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Figure 7.
Gas content in transformer oil
| Gas | Content/(μL/L) |
|---|---|
| H2 | 31.2 |
| CH4 | 6.5 |
| C2H6 | 19.1 |
| C2H4 | 4.6 |
| C2H2 | 67.2 |
Power failure risk ranking of system nodes
| Sort | Node | Load capacity /kW | Blackout probability | Risk / 10,000 yuan |
|---|---|---|---|---|
| 1 | 3 | 10890 | 0.0915 | 49520 |
| 2 | 9 | 3850 | 0.2603 | 19560 |
| 3 | 7 | 790 | 0.5545 | 8660 |
| 4 | 12 | 2225 | 0.1958 | 15748 |
| 5 | 10 | 5675 | 0.1036 | 26479 |
System node weak spot sort
| Sort | Node | Node weakness probability | Voltage drop expectation /p.u | Node voltage expectation /p.u |
|---|---|---|---|---|
| 1 | 5 | 0.7798 | 0.2914 | 0.3922 |
| 2 | 11 | 0.6460 | 0.1811 | 0.3698 |
| 3 | 8 | 0.3221 | 0.1799 | 0.3587 |
| 4 | 9 | 0.0450 | 0.1569 | 0.3346 |
| 5 | 6 | 0.0123 | 0.1345 | 0.3248 |
Power loss load class
| Load node class | Lost power load node |
|---|---|
| 1 | 3, 4, 11, 16, 17, 2 |
| 2 | 1, 5, 6, 7, 8, 10, 12, 13, 15 |
| 3 | 14, 20, 19, 18, 9 |