Table 3
Power quality control techniques.
| Control techniques | Mitigated issues | References |
|---|---|---|
| UPQC | Voltage-sag/swell, flickers, unbalances, harmonics, power factor, load harmonics currents | [42, 44] |
| STATCOM | Power transients, voltage imbalances/flickers, power swings, and power damping’s | [43–45] |
| DVR | Voltage-sag/swell | [46, 48] |
| UPS | Emergency power shortage | [49] |
| SST | Interruptions and voltage dips | [48, 49] |
| ANN | Power system stability, fault detection | [49, 50] |
| FLC | Frequency regulations, settling time | [50] |
| ANFIS | Non-linear load currents, load forecasting | [50, 51] |
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