Wavelet transform math base application in power quality analyzers

At application of wavelet transformation the wavelet width in tens times is less than width of one period of the basic frequency and meaningly changes with the purpose of revealing the smallest non-stationaries and huge advantage of this mathematical method actually consists in it.

Author(s):  Prigoda V., Sudnova V.
Issue:  KIPiS 2009 #3, KIPiS 2009 #4
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