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Abstract:
In order to dig out more typical features of photovoltaic (PV) with multitudinous characteristic parameters, and realize fault diagnosis and classification for PV arrays effectively. A method based on principal component analysis (PCA) has been proposed in this paper. At first, the data set of PV array is processed by PCA and then a transform matrix is produced. Second, the processed data will be classified by supporting vector machine (SVM). Finally, a classification model will be built. Two sets of data, collected from PV simulation system and actual PV array, are adopted to examine this method. The result shows that the method is able to recognize four kinds of states accurately (normal, open circuit, short circuit and partial shadow). Consequently, the fault of PV array can be diagnosed and classified. © Published under licence by IOP Publishing Ltd.
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ISSN: 1755-1307
Year: 2018
Issue: 1
Volume: 188
Language: English
Cited Count:
SCOPUS Cited Count: 13
ESI Highly Cited Papers on the List: 0 Unfold All
WanFang Cited Count:
Chinese Cited Count:
30 Days PV: 1
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