Doutorado em Engenharia Elétrica.: Recent submissions

  • LIMA, A. C. O.; http://lattes.cnpq.br/4758321709253619; LIMA, Ana Carolina Oliveira. (BrasilCentro de Engenharia Elétrica e Informática - CEEIPÓS-GRADUAÇÃO EM ENGENHARIA ELÉTRICAUFCGUniversidade Federal de Campina Grande, 2012-03)
    This paper presents the adaptation of a methodological approach, and an experimental protocol, to evaluate the usability of accessibility features developed to help individuals with visual impairments, ...
  • LOUREIRO, F. C. C. L.; http://lattes.cnpq.br/3820070447502334; LOUREIRO, Fernanda Cecilia Correia Lima. (BrasilCentro de Engenharia Elétrica e Informática - CEEIPÓS-GRADUAÇÃO EM ENGENHARIA ELÉTRICAUFCGUniversidade Federal de Campina Grande, 2015-01)
    This work aims to studymicrofluidic systems, through experimentalmethods, using optical biosensors, more especially, surface plasmons resonance (SPR) technology based sensors. The microfluidic area and biotechnology ...
  • CAMPOS, J. T. L. S.; http://lattes.cnpq.br/9456252196930175; CAMPOS, João Tiago Loureiro Sousa. (BrasilCentro de Engenharia Elétrica e Informática - CEEIPÓS-GRADUAÇÃO EM ENGENHARIA ELÉTRICAUFCGUniversidade Federal de Campina Grande, 2016-09-30)
    Distance relays are typically used in transmission line protection. Their accuracy depends on the correct relay parameterization, phasor estimators, and correct usage of distance characteristics. However, identifying ...
  • MACÊDO, E. C. T.; http://lattes.cnpq.br/1567664152355721; MACÊDO, Euler Cássio Tavares de. (BrasilCentro de Engenharia Elétrica e Informática - CEEIPÓS-GRADUAÇÃO EM ENGENHARIA ELÉTRICAUFCGUniversidade Federal de Campina Grande, 2014-03-17)
    Insulation failure in power systems plant may be caused by manufacturing defects or by electrical, mechanical, thermal and chemical process which occur during operation. These processes create defects, including voids ...
  • LOCK, A. S.; http://lattes.cnpq.br/7623349795638505; LOCK, Alberto Soto. (BrasilCentro de Engenharia Elétrica e Informática - CEEIPÓS-GRADUAÇÃO EM ENGENHARIA ELÉTRICAUFCGUniversidade Federal de Campina Grande, 2011-06)
    Present work proposes some applications of One Cycle Control, OCC, to Power Quality, e.g. Three Phase Controlled Rectifiers as well as Motor Actioning, e.g. Three Phase Induction Motor Drives, enriching OCC strategy ...
  • ALVES FILHO, M.; http://lattes.cnpq.br/1217566969552622; ALVES FILHO, Manoel. (BrasilCentro de Engenharia Elétrica e Informática - CEEIPÓS-GRADUAÇÃO EM ENGENHARIA ELÉTRICAUFCGUniversidade Federal de Campina Grande, 2007-09-19)
    This work refers to the development of a new methodology to quantify automatically SPECT images used in the diagnosis of coronary artery disease (CAD). Our main objective was to establish a new method to evaluate ...
  • MOUZINHO, L. F.; http://lattes.cnpq.br/2957679737443669; MOUZINHO, Lucilene Ferreira (BrasilCentro de Engenharia Elétrica e Informática - CEEIPÓS-GRADUAÇÃO EM ENGENHARIA ELÉTRICAUFCGUniversidade Federal de Campina Grande, 2007-06)
    Indirect measuring is an alternative wherever is difficult to perform a measuring by means of sensors directly associated with variations in the magnitude to be measured. This work aims at developing procedures for ...
  • FERNANDES, D. A.; http://lattes.cnpq.br/4875481653656310; FERNANDES, Darlan Alexandria. (BrasilCentro de Engenharia Elétrica e Informática - CEEIPÓS-GRADUAÇÃO EM ENGENHARIA ELÉTRICAUFCGUniversidade Federal de Campina Grande, 2008-11)
    This work proposes a methodology for restoring power system load voltages capable of deal- ing with unbalanced voltage sags and swells. The method makes use of a four-leg inverter based dynamic voltage restorer (DVR) in ...
  • SILVA, C. R; http://lattes.cnpq.br/3345095295680144; SILVA, Clayton Ricarte da. (BrasilCentro de Engenharia Elétrica e Informática - CEEIPÓS-GRADUAÇÃO EM ENGENHARIA ELÉTRICAUFCGUniversidade Federal de Campina Grande, 2007-02)
    The aim of this work is to contribute to develop six-phase induction motor drive systems. To achieve this goal advantages related with number of phases are exploited. Some of these advantages are: more control option, ...
  • MELO, T. R.; http://lattes.cnpq.br/2065109080658475; MELO, Thamiles Rodrigues de. (BrasilCentro de Engenharia Elétrica e Informática - CEEIPÓS-GRADUAÇÃO EM ENGENHARIA ELÉTRICAUFCGUniversidade Federal de Campina Grande, 2020-12-30)
    This work describes the design and implementation of a physiological control system for rotary blood pumps used as ventricular assist devices. The objective in this control system is to restore the basal hemodynamic energy ...
  • BUENO, DIEGO A. ACEVEDO; http://lattes.cnpq.br/2887213733596718; BUENO, Diego Alberto Acevedo. (BrasilCentro de Engenharia Elétrica e Informática - CEEIPÓS-GRADUAÇÃO EM ENGENHARIA ELÉTRICAUFCGUniversidade Federal de Campina Grande, 2020-12-01)
    In this work, two single-phase isolated DC/AC converters with active power decoupling capabilities are proposed, analyzed and developed. Thse converters are based on the Dual Active Bridge converter. The first converter ...
  • MIRANDA, M. V. C.; http://lattes.cnpq.br/8046990008328337; MIRANDA, Márcia Verônica Costa. (BrasilCentro de Engenharia Elétrica e Informática - CEEIPÓS-GRADUAÇÃO EM ENGENHARIA ELÉTRICAUFCGUniversidade Federal de Campina Grande, 2003-10-24)
    This thesis presents an alternative method to the simulation process of power electronic circuits, composed by power processors and a controller, named conversor. Computer simulations are normally used to analyze the ...
  • ALVES, R. N. C.; http://lattes.cnpq.br/8144152355230331; ALVES, Raimundo Nazareno Cunha. (BrasilCentro de Engenharia Elétrica e Informática - CEEIPÓS-GRADUAÇÃO EM ENGENHARIA ELÉTRICAUFCGUniversidade Federal de Campina Grande, 1998-03-12)
    Pulse W i d t h Modulation (PWM) techniques for three-phase inverters are analyzed and implemented in this thesis. The analytical treatment in this study covers since P WM principle using BessePs functions to the clamped ...
  • QUEIROZ, W. J. L.; http://lattes.cnpq.br/7663004390139625; QUEIROZ, Wamberto José Lira de. (BrasilCentro de Engenharia Elétrica e Informática - CEEIPÓS-GRADUAÇÃO EM ENGENHARIA ELÉTRICAUFCGUniversidade Federal de Campina Grande, 2004-06-18)
    This thesis presents a study for the problem of designing linear antenna arrays, as well as its applications on the performance improvement of mobile communication systems. Besides the classical methods, which are presented ...
  • BERNARDINO JÚNIOR, F. M.; http://lattes.cnpq.br/1934903225521860; BERNARDINO JÚNIOR, Francisco Madeiro. (BrasilCentro de Engenharia Elétrica e Informática - CEEIPÓS-GRADUAÇÃO EM ENGENHARIA ELÉTRICAUFCGUniversidade Federal de Campina Grande, 2001-12-14)
    This work presents techniques for designing codebooks applied to vector quantization (VQ) of speech signals and images. The first technique, referred to as SOA (selforganizing algorithm), is inspired on Kohonen's algorithm. ...
  • TRINDADE JÚNIOR, W. J.; http://lattes.cnpq.br/6769438128005719; TRINDADE JÚNIOR, Walmeran José. (BrasilCentro de Engenharia Elétrica e Informática - CEEIPÓS-GRADUAÇÃO EM ENGENHARIA ELÉTRICAUFCGUniversidade Federal de Campina Grande, 2001-12-17)
    A new technique for simulating the transient and steady-state responses of nonlinear circuits has been presented. It is a time-domain technique and it is based on the Newton-Raphson procedure for accelerating the convergence ...
  • PEQUENO, M. C.; http://lattes.cnpq.br/0649693969807037; PEQUENO, Mauro Cavalcante. (BrasilCentro de Engenharia Elétrica e Informática - CEEIPÓS-GRADUAÇÃO EM ENGENHARIA ELÉTRICAUFCGUniversidade Federal de Campina Grande, 1991-12-17)
    SIPREX is an expert system which couples symbolic and numeric computation developed to be used as an intelligent tool by digital signal processing (DSP) engineers. The system works as an expert on difTerent analysis and ...
  • AGUIAR, Y. P. C.; http://lattes.cnpq.br/9794253016107545; AGUIAR, Yuska Paola Costa. (BrasilCentro de Engenharia Elétrica e Informática - CEEIPÓS-GRADUAÇÃO EM ENGENHARIA ELÉTRICAUFCGUniversidade Federal de Campina Grande, 2012-10-01)
    The study of human error generally focuses on the investigation of its causes. Analyzing accident and incident reports has been the path taken by many authors in the context of the human error studies. These reports tend ...
  • LOPES, W. T. A.; LOPES, Waslon Terllizzie Araújo. (BrasilCentro de Engenharia Elétrica e Informática - CEEIPÓS-GRADUAÇÃO EM ENGENHARIA ELÉTRICAUFCGUniversidade Federal de Campina Grande, 2003-06-16)
    This thesis deals with techniques to improve the performance of communication systems that use modulation diversity (MD), which is based on the combination of a suitable choice of the reference angle of an MPSK constellation ...
  • CATUNDA, S. Y. C.; http://lattes.cnpq.br/0873496251879638; CATUNDA, Sebastian Yuri Cavalcanti. (BrasilCentro de Engenharia Elétrica e Informática - CEEIPÓS-GRADUAÇÃO EM ENGENHARIA ELÉTRICAUFCGUniversidade Federal de Campina Grande, 2000-12-20)
    Application specific reconfigurable circuits can be tuned after fabrication for adjustment to a particular application, among a defined classes of applications. These circuits are more generic but they can lose performance ...

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