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Applied Artificial Intelligence
An International Journal
Volume 23, 2009 - Issue 7
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Original Articles

POWER QUALITY DISTURBANCE CLASSIFICATION USING S-TRANSFORM AND RADIAL BASIS NETWORK

T. Jayasree Kalasalingam University, Tamilnadu, IndiaCorrespondence[email protected]
,
D. Devaraj Kalasalingam University, Tamilnadu, India
&
R. Sukanesh Thiagaraja College of Engineering, Tamilnadu, India
Pages 680-693 | Published online: 01 Oct 2009

Figures & data

FIGURE 1 Amplitude spectrum of sag signal using S-transform.

FIGURE 1 Amplitude spectrum of sag signal using S-transform.

FIGURE 2 Frequency spectrum of sag signal using S-transform.

FIGURE 2 Frequency spectrum of sag signal using S-transform.

FIGURE 3 Phase spectrum of sag signal using S-transform.

FIGURE 3 Phase spectrum of sag signal using S-transform.

FIGURE 4 Amplitude spectrum of swell signal using S-transform.

FIGURE 4 Amplitude spectrum of swell signal using S-transform.

FIGURE 5 Frequency spectrum of swell signal using S-transform.

FIGURE 5 Frequency spectrum of swell signal using S-transform.

FIGURE 6 Phase spectrum of swell signal using S-transform.

FIGURE 6 Phase spectrum of swell signal using S-transform.

FIGURE 7 Architecture of RBF neural network.

FIGURE 7 Architecture of RBF neural network.

FIGURE 8 Test system for generating power quality disturbances.

FIGURE 8 Test system for generating power quality disturbances.

FIGURE 9 Voltage sag signal and its S-transform.

FIGURE 9 Voltage sag signal and its S-transform.

FIGURE 10 Voltage sag signal and its wavelet transform.

FIGURE 10 Voltage sag signal and its wavelet transform.

FIGURE 11 Voltage sag signal with noise and its S-transform.

FIGURE 11 Voltage sag signal with noise and its S-transform.

TABLE 1 ANN Results Using S-Transform-Based ANN and Wavelet-Based ANN Using RBF

TABLE 2 ANN Results Using S-Transform-Based ANN and Wavelet-Based ANN Using a Back-Propagation Algorithm

TABLE 3 Classification Results of S-Transform-Based ANN

TABLE 4 ANN Results Using S-Transform-Based ANN and Wavelet-Based ANN Using RBF

TABLE 5 ANN Results Using S-Transform-Based ANN and Wavelet-Based ANN Using a Back-Propagation Algorithm

TABLE 6 Classification Results of Wavelet Transform-Based ANN Using RBF

TABLE 7 Classification Results of S-Transform-Based ANN Using RBF

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