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Data of IEEE 57-bus network under study.
| Items | Quantity | Details |
|---|---|---|
| Buses (slack Bus) | 57 (1) | 26 |
| Generator buses | 7 | 1, 2, 3, 6, 8, 9, 12 |
| Independent variable buses | 50 | – |
| Shunt VAR compensator buses | 3 | 18, 25, 53 |
| Total active and reactive demand | – | 1250.8 MW, 336.4 MVAr |
| Branches | 80 | 26 |
| Tap changer transformer branches | 17 | 19, 20, 31, 35, 36, 37, 41, 46, 54, 58, 59, 65, 66, 71, 73, 76, 80 |
| Voltage range at slack and PV buses | 7 | [0.95–1.1] p.u |
| Voltage range at PQ buses | 50 | [0.94–1.06] p.u |
