The disturbance parameters

F2

F3

Results

Remarks

Fluctuation modulating wave amplitude 0.02, frequency 6 Hz; interharmonics content 2%,frequency 125 Hz; harmonics THD 2%; voltage sag amplitude 0.4 pu

4.72

3.75

Voltage Fluctuation plus harmonics plus interharmonics plus voltage sag

Fluctuation modulating wave amplitude 0.03, frequency 8 Hz; interharmonics content 2%,frequency 125 Hz; harmonics THD 2%; voltage sag amplitude 0.4 pu

4.80

3.80

Voltage fluctuation plus harmonics plus interharmonics plus voltage sag

Fluctuation modulating wave amplitude 0.02, frequency 6 Hz; interharmonics content 2%,frequency 125 Hz; harmonics THD 2%; voltage sag amplitude 0.4 pu

4.91

3.82

Voltage fluctuation plus harmonics plus interharmonics plus voltage sag

Fluctuation modulating wave amplitude 0.05, frequency 6 Hz; interharmonics content 2%,frequency 125 Hz; harmonics THD 2%; voltage sag amplitude 0.4 pu

4.98

3.80

Voltage fluctuation plus harmonics plus interharmonics plus voltage sag

Fluctuation modulating wave amplitude 0.02, frequency 6 Hz; interharmonics content 1%,frequency 125 Hz; harmonics THD 2%; voltage sag amplitude 0.4 pu

3.12

1.07

Voltage fluctuation plus harmonics plus voltage sag

When the interharmonics content is lower than 1%, and the harmonics content is large, the error is a little large

Fluctuation modulating wave amplitude 0.02, frequency 6 Hz; interharmonics content 2%,frequency 1245 Hz; harmonics THD 2%; voltage sag amplitude 0.4 pu

4.21

3.68

Voltage fluctuation plus harmonics plus interharmonics plus voltage sag

Fluctuation modulating wave amplitude 0.02, frequency 6 Hz; interharmonics content 2%,frequency 125 Hz; harmonics THD 3%; voltage sag amplitude 0.4 pu

5.25

3.71

Voltage fluctuation plus harmonics plus interharmonics plus voltage sag

Fluctuation modulating wave amplitude 0.02, frequency 6 Hz; interharmonics content 2%,frequency 125 Hz; harmonics THD 5%; voltage sag amplitude 0.5 pu

7.27

3.75

Voltage fluctuation plus harmonics plus interharmonics plus voltage sag

Fluctuation modulating wave amplitude 0.02, frequency 6 Hz; interharmonics content 2%,frequency 125 Hz; harmonics THD 2%; voltage sag amplitude 0.7 pu

4.05

3.69

Voltage fluctuation plus harmonics plus interharmonics plus voltage sag

Fluctuation modulating wave amplitude 0.02, frequency 6 Hz; interharmonics content 2%,frequency 125 Hz; harmonics THD 2%; voltage sag amplitude 0.8 pu

4.11

3.70

Voltage fluctuation plus harmonics plus interharmonics plus voltage sag