Research Article
A Novel Automatic Generation Control Method Based on the Ecological Population Cooperative Control for the Islanded Smart Grid
Table 3
Frequency index assessment under impulsive load disturbance and white noise load disturbance.
| Type of disturbances | Algorithms | Frequency index | Average value (Hz) | Maximum value (Hz) | Standard deviation (Hz) | Qualification rate (100%) |
| Impulsive load disturbance | EPCC | 0.0341 | 0.6147 | 0.0058 | 94.24 | PDWoLF-PHC() | 0.0476 | 0.6145 | 0.0030 | 89.72 | WPH | 0.0512 | 0.6677 | 0.0015 | 89.43 | DWoLF-PHC() | 0.0521 | 0.6573 | 0.0020 | 89.14 | Q() | 0.0733 | 0.6973 | 0.0375 | 86.71 | Q | 0.1439 | 1.9009 | 0.0272 | 83.15 |
| White noise load disturbance | EPCC | 0.0042 | 0.3736 | 0.0006 | 99.96 | PDWoLF-PHC() | 0.0047 | 0.4140 | 0.0029 | 99.94 | WPH | 0.0055 | 0.4144 | 0.0046 | 99.91 | DWoLF-PHC() | 0.0074 | 0.4728 | 0.0029 | 99.81 | Q() | 0.0091 | 0.6193 | 0.0032 | 99.48 | Q | 1.6531 | 91.1911 | 1.2365 | 99.32 |
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