Research Article
Convergence Region of Newton Iterative Power Flow Method: Numerical Studies
Table 5
Load parameters, the size of convergence region, number of power flow solutions, and fractal property for different load models.
| Load model type | Load parameters for all buses | Number of solutions |
Number of initials converged to SEP | Fractal | a | b | c |
| Constant impedance | 1 | 0 | 0 | 70 | 16495 | Yes | Constant current | 0 | 1 | 0 | 56 | 16493 | Yes | Constant power | 0 | 0 | 1 | 20 | 16274 | Yes | ZIP | 0.33 | 0.33 | 0.33 | 34 | 16486 | Yes |
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