Table 6 Performance of the interval estimates for the IEEE 14-bus system parameters (n = 68)
From: The computation of confidence intervals for the state parameters of power systems
Estimated parameters | Base case values | Average LCL | Average UCL | Coverage Prob (%) |
|---|---|---|---|---|
θ 02 | −04.98 | −05.45 | −04.51 | 94.96 |
θ 03 | −12.72 | −13.26 | −12.19 | 94.82 |
θ 04 | −10.33 | −10.85 | −09.78 | 95.22 |
θ 05 | −08.78 | −09.26 | −08.30 | 94.70 |
θ 06 | −14.22 | −14.82 | −13.61 | 94.66 |
θ 07 | −13.37 | −13.96 | −12.75 | 95.08 |
θ 08 | −13.36 | −14.05 | −12.65 | 94.44 |
θ 09 | −14.94 | −15.55 | −14.31 | 94.94 |
θ 10 | −15.10 | −15.88 | −14.30 | 94.60 |
θ 11 | −14.79 | −15.62 | −13.94 | 95.30 |
θ 12 | −15.07 | −16.86 | −14.03 | 94.74 |
θ 13 | −15.16 | −16.05 | −14.24 | 94.74 |
θ 14 | −16.04 | −16.97 | −15.09 | 95.20 |
V 01 | 243.80 | 239.82 | 247.85 | 94.54 |
V 02 | 240.35 | 236.44 | 244.19 | 94.72 |
V 03 | 232.30 | 228.48 | 236.12 | 95.10 |
V 04 | 234.14 | 230.29 | 237.98 | 94.72 |
V 05 | 234.60 | 231.01 | 238.32 | 95.12 |
V 06 | 246.10 | 242.53 | 249.66 | 94.70 |
V 07 | 244.26 | 240.20 | 248.24 | 94.98 |
V 08 | 250.70 | 246.69 | 254.74 | 95.10 |
V 09 | 242.88 | 239.13 | 246.65 | 95.22 |
V 10 | 241.73 | 237.71 | 245.76 | 94.82 |
V 11 | 243.11 | 239.07 | 247.13 | 95.06 |
V 12 | 242.65 | 238.96 | 246.27 | 94.68 |
V 13 | 241.50 | 237.84 | 245.23 | 94.66 |
V 14 | 238.28 | 234.20 | 242.26 | 94.84 |