Overfrequency
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1. Use of Wavelet Transforms to Detect Abnormal Frequency Variation in Distributed Generation Systems / Utilização da transformada de Wavelet para detectar variações anormais de freqüência em sistemas de geração distribuída
This dissertation focuses the importance of registering eventual frequency variations in Electric Power System which may cross the established limits for normal operation. These can cause serious problems in the operation of sensitive equipments connected to the electric grid, such as the turbo-generators employed in thermoelectric plants. For power system f
Publicado em: 2009