Table 10 A detailed comparison of various power quality (PQ) events, including normal disturbances and those influenced by cyber anomalies.

From: Multiscale detection of power quality disturbances and cyber intrusions in smart grids using NSCT and frequency band scalograms

Event Name

Mean Energy

Standard Deviation

Max Energy

Min Energy

Peak Frequency

Peak Time

Time

0.64

0.14

0.80

0.52

50 Hz

0.025 s

Voltage Swell

1.05

0.15

1.20

0

50

0.025 s

Voltage Interruption

0.48

0.10

0.50

0.30

50 Hz

0.60 s

Voltage

0.45

0.12

0.65

0.

60 Hz

0.20 s

Flickering

0.25

0.

0.50

0

10

0.1 s

Cyber Anomaly

2.25

0.55

3.00

1.50

100

0.025 s

Sag with Cyber Anomaly

1.25

0.40

1.

0.75

100 Hz

0.050 s

Swell with Cyber Anomaly

1.50

0.45

2.00

1.00

100 Hz

0.050 s

Harmonics with Cyber Anomaly

0.80

0.20

1.00

0

150 Hz

0.050 s