Research Article
Trust-Region Method for Load Flow Solution of Three-Phase Unbalanced Electric Power Distribution System
Table 4
Line impedance of 25-bus network.
| Conductor type | Impedance (ohm/mile) | a | b | c |
| 1 | a | 0.3686 + j0.6852 | 0.0169 + j0.1515 | 0.0155 + j0.1098 | b | 0.0169 + j0.1515 | 0.3757 + j0.6715 | 0.0188 + j0.2072 | c | 0.0155 + j0.1098 | 0.0188 + j0.2072 | 0.3723 + j0.6783 |
| 2 | a | 0.9775 + j0.8717 | 0.0167 + j0.1697 | 0.0152 + j0.1264 | b | 0.0167 + j0.1697 | 0.9844 + j0.8654 | 0.0186 + j0.2275 | c | 0.0152 + j0.1264 | 0.0186 + j0.2275 | 0.9810 + j0.8648 |
| 3 | a | 1.9280 + j1.4194 | 0.0161 + j0.1183 | 0.0161 + j0.1183 | b | 0.0161 + j0.1183 | 1.9308 + j1.4215 | 0.0161 + j0.1183 | c | 0.0161 + j0.1183 | 0.0161 + j0.1183 | 1.9337 + j1.4236 |
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