Automatic Detection of Power Quality Disturbance Using Convolutional Neural Network Structure with Gated Recurrent Unit

Table 1

Number of PQD signal data in each class.

Class	Number of data
Sag	1800
Swell	2000
Oscillatory transient	1736
Flicker	1600
Harmonic	2000
Sag + harmonic	1600
Swell + harmonic	1600
Total	12336