低压配电系统剩余电流保护与重合闸逻辑组合优化方法
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徐寒, 朱三立, 张腾飞, 陈舒, 刘明祥
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Optimization Method for Combination of Residual Current Protection and Coincidence Brake Logic in a Low-Voltage Distribution System
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XU Han, ZHU Sanli, ZHANG Tengfei, CHEN Shu, LIU Mingxiang
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表4 两种不同情况下IMF时域特征指标
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Tab.4 Indicators of IMF time-domain characteristics in two different situations
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| 样本编号 | IMF | 标准差 | 裕度因子 | 能量值 | 样本编号 | IMF | 标准差 | 裕度因子 | 能量值 | | 1 | 1 | 5.32×10-1 | 1.76 | 2.73×104 | 81 | 1 | 4.15 | 8.02×10-1 | 1.03×106 | | 2 | 1.55×10-1 | 43.1 | 2.41×103 | | 2 | 10.22 | 2.07×10-1 | 6.60×106 | | 3 | 3.10×10-1 | 15.4 | 7.69×103 | | 3 | 13.44 | 1.73×10-1 | 1.09×107 | | 4 | 1.74×10-1 | 11.1 | 4.84×103 | | 4 | 2.73 | 1.54×10-1 | 9.14×105 | | 5 | 8.57×10-2 | 7.85 | 1.10×103 | | 5 | 2.81 | 6.12×10-1 | 4.85×105 | | 6 | 3.67×10-2 | 75.4 | 1.18×102 | | 6 | 1.38×10-2 | 1.24×10-2 | 13.28 | | 7 | 3.33×10-2 | 50.6 | 92.99 | | 7 | | | | | 8 | | | | | 8 | | | | | 2 | 1 | 4.34×10-1 | 2.32 | 1.85×104 | 82 | 1 | 3.09 | 1.04 | 5.76×105 | | 2 | 1.36×10-1 | 71.8 | 1.69×103 | | 2 | 6.28×10-1 | 4.31 | 2.90×104 | | 3 | 1.90×10-1 | 26.11 | 3.09×103 | | 3 | 2.11 | 1.52 | 2.71×105 | | 4 | 1.40×10-1 | 17.02 | 1.59×103 | | 4 | 2.89 | 8.97×10-1 | 6.90×105 | | 5 | 1.29×10-1 | 15.57 | 2.06×103 | | 5 | 6.83×10-1 | 2.85×10-1 | 1.04×106 | | 6 | 3.15×10-2 | 28.87 | 1.41×102 | | 6 | 1.97 | 1.47 | 2.37×105 | | 7 | 5.94×10-2 | 29.83 | 2.84×102 | | 7 | | | | | 8 | 2.08×10-2 | 1.27×102 | 37.2 | | 8 | | | | | …… | …… | | | | | | | | | | 80 | 1 | 9.79×10-2 | 32.74 | 8.82×102 | 160 | 1 | 3.46 | 9.66×10-1 | 7.21×105 | | 2 | 7.69×10-2 | 63.74 | 5.08×102 | | 2 | 8.75×10-1 | 6.6 | 4.64×104 | | 3 | 7.54×10-2 | 1.19×102 | 4.78×102 | | 3 | 2.53×10-1 | 9.34 | 3.84×103 | | 4 | 3.76×10-2 | 61.54 | 1.14×102 | | 4 | 4.45×10-2 | 43.6 | 1.27×102 | | 5 | 4.65×10-2 | 48.45 | 1.81×102 | | 5 | 3.55×10-2 | 57.8 | 82.46 | | 6 | 4.31×10-2 | 41.25 | 3.16×102 | | 6 | 1.90×10-3 | 1.40×103 | 2.30×10-1 | | 7 | 5.06×10-3 | 2.69×102 | 3.34 | | 7 | | | | | 8 | 3.37×10-3 | 5.11×102 | 9.28×10-1 | | 8 | | | |
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