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Browsing Mestrado em Engenharia Elétrica. by Subject "Wavelet Transform"

Browsing Mestrado em Engenharia Elétrica. by Subject "Wavelet Transform"

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  • ARAUJO, D. B.; http://lattes.cnpq.br/4533756082631526; ARAUJO, Diego Buriti. (BrasilCentro de Engenharia Elétrica e Informática - CEEIPÓS-GRADUAÇÃO EM ENGENHARIA ELÉTRICAUFCGUniversidade Federal de Campina Grande, 2012-12-21)
    The electrical insulation is one of the most important parts of electrical equipment, which objective is to keep separate the different potential parts to guarantee the correct operation of the equipment. Thus, the integrity ...
  • CASTRO, F. N.; http://lattes.cnpq.br/8034781847041007; CASTRO, Felipe Nóbrega de. (BrasilCentro de Engenharia Elétrica e Informática - CEEIPÓS-GRADUAÇÃO EM ENGENHARIA ELÉTRICAUFCGUniversidade Federal de Campina Grande, 2012-07)
    A method for analysis of Dynamic Contact Resistance (DCR) curves using the wavelet transform is proposed. The method consists in applying the wavelet transform to the DCR curve and detail coefficient energy calculation. ...
  • PEREIRA SOBRINHO, A. H.; http://lattes.cnpq.br/2352426361296496; PEREIRA SOBRINHO, Alyson Henrique. (BrasilCentro de Engenharia Elétrica e Informática - CEEIPÓS-GRADUAÇÃO EM ENGENHARIA ELÉTRICAUFCGUniversidade Federal de Campina Grande, 2013-12)
    Series compensation on transmission lines affects the performance of protective devices based on estimation of fundamental phasors of voltages and currents. However, the influence of series compensation on high frequency ...
  • ROCHA, P. H. V.; http://lattes.cnpq.br/4263182713137336; ROCHA, Pedro Henrique Venske da. (BrasilCentro de Engenharia Elétrica e Informática - CEEIPÓS-GRADUAÇÃO EM ENGENHARIA ELÉTRICAUFCGUniversidade Federal de Campina Grande, 2014-12)
    The glass high voltage insulators are, today, the main equipment used in transmission lines. Although a trend towards replacing them with polymers, are still predominantly found mainly in transmission networks for high ...
  • COSTA, F. B.; http://lattes.cnpq.br/7510091283933216; COSTA, Flávio Bezerra. (BrasilCentro de Engenharia Elétrica e Informática - CEEIPÓS-GRADUAÇÃO EM ENGENHARIA ELÉTRICAUFCGUniversidade Federal de Campina Grande, 2006-08-31)
    This dissertation presents a method based on discrete wavelet transform for fault detection, clearing time identification and classification in transmission lines. The fault detection is accomplished by rules based on ...
  • SOUSA, W. V.; http://lattes.cnpq.br/4590372632393871; SOUSA, Wallysson de Vasconcelos. (BrasilCentro de Engenharia Elétrica e Informática - CEEIPÓS-GRADUAÇÃO EM ENGENHARIA ELÉTRICAUFCGUniversidade Federal de Campina Grande, 2016-03-18)
    The objective of this work is to propose a classification technique for contact degradation level of circuit breakers, providing an indication of their operation status, in order to determine the most appropriate time ...
  • NOBREGA, L. A. M. M.; http://lattes.cnpq.br/6667507308429720; NOBREGA, Luiz Augusto Medeiros Martins. (BrasilCentro de Engenharia Elétrica e Informática - CEEIPÓS-GRADUAÇÃO EM ENGENHARIA ELÉTRICAUFCGUniversidade Federal de Campina Grande, 2016-02-26)
    In this research, a parameterization of a High Frequency Current Transformer (HFCT) for measuring partial discharges in Metal Oxide Surge Arrester (MOSA) was performed. In order to achieve this, measurements of partial ...
  • CORREIA, S.E.N.; http://lattes.cnpq.br/8845965627299767; CORREIA, Suzete Élida Nóbrega. (BrasilCentro de Engenharia Elétrica e Informática - CEEIPÓS-GRADUAÇÃO EM ENGENHARIA ELÉTRICAUFCGUniversidade Federal de Campina Grande, 2000-07)
    The automatic recognition of handwritten numerical characters has been a research topic extensively studied in the last two decades because both of its theoretical value in pattern recognition and its potential for ...

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