Doutorado em Engenharia Elétrica.: Recent submissions

  • SILVA FILHO, J. B.; http://lattes.cnpq.br/8539855409002758; SILVA FILHO, José Bezerra da. (BrasilCentro de Engenharia Elétrica e Informática - CEEIPÓS-GRADUAÇÃO EM ENGENHARIA ELÉTRICAUFCGUniversidade Federal de Campina Grande, 1998-03-16)
    This Thesis investigates the efficacy of Continuous Zooming as a new interface mechanism for working with electronic text in general, and minimizing disorientation effects in particular. Three experiments were conducted ...
  • MONGIOVI, G.; http://lattes.cnpq.br/1961853876907497; MONGIOVI, Giuseppe. (BrasilCentro de Engenharia Elétrica e Informática - CEEIPÓS-GRADUAÇÃO EM ENGENHARIA ELÉTRICAUFCGUniversidade Federal de Campina Grande, 1995-06-09)
    Inductive algorithms for automatic knowledge acquisition from examples generally have a purely empirical character, do not use preliminary knowledge, observing only quantitative aspects in the generation of a knowledge ...
  • RISO, B. G.; http://lattes.cnpq.br/8131539079449274; RISO, Bernardo Gonçalves. (BrasilCentro de Engenharia Elétrica e Informática - CEEIPÓS-GRADUAÇÃO EM ENGENHARIA ELÉTRICAUFCGUniversidade Federal de Campina Grande, 1991-10-13)
    This work proposes an approach, based on specification styles and using the "Calculus of Communicating Systems (CCS)" algebra, for the design of distributed systems and communication protocols. Initially, the power of ...
  • OLIVEIRA, A.; http://lattes.cnpq.br/3603816381832077; OLIVEIRA, Amauri. (BrasilCentro de Engenharia Elétrica e Informática - CEEIPÓS-GRADUAÇÃO EM ENGENHARIA ELÉTRICAUFCGUniversidade Federal de Campina Grande, 1997-02-14)
    In this thesis, a detailed study of the characteristics of thermoresistive sensors and their applications for measurement of temperature, thermal radiation and fluid flow velocity is presented. Analysis in respect of the ...
  • BARROS, A. T.; http://lattes.cnpq.br/2513326208588748; BARROS, Aléssio Trindade de. (BrasilCentro de Ciências e Tecnologia - CCTPÓS-GRADUAÇÃO EM ENGENHARIA QUÍMICAUFCGUniversidade Federal de Campina Grande, 2004-02-19)
    Acoustic information can be transmitted to the deaf, using acoustic amplifies, cochlear implants and sensory substitution systems. The choice depends on characteristics and degree of hearing impairment. Tactile stimulation ...
  • ROCHA NETO, J. S.; http://lattes.cnpq.br/9085919442313408; ROCHA NETO, José Sérgio da. (BrasilCentro de Engenharia Elétrica e Informática - CEEIPÓS-GRADUAÇÃO EM ENGENHARIA ELÉTRICAUFCGUniversidade Federal de Campina Grande, 1994-11-11)
    This thesis constitutes a contribution to the study of charaterization of thermoresistive sensors. The intrinsic thermal time constant of a thermoresistive sensor is defined in terms of the physical parameters and ...
  • OLIVEIRA, J. R. S.; http://lattes.cnpq.br/4002176927695547; OLIVEIRA, José de Ribamar Silva. (BrasilCentro de Engenharia Elétrica e Informática - CEEIPÓS-GRADUAÇÃO EM ENGENHARIA ELÉTRICAUFCGUniversidade Federal de Campina Grande, 1996-04-25)
    This work presents a theoretical and numerical analysis of the parameters of a rectangular patch microphyte antenna whose substrates are composed of magnetized anisotropic and ferrimagnetic dielectric materials. For this, ...
  • FIGUEIREDO, J. C. A.; http://lattes.cnpq.br/1424808046858622; FIGUEIREDO, Jorge Cesar Abrantes de. (BrasilCentro de Engenharia Elétrica e Informática - CEEIPÓS-GRADUAÇÃO EM ENGENHARIA ELÉTRICAUFCGUniversidade Federal de Campina Grande, 1994-08-23)
    We present an extension to the Petri net model, with the objective of characterize temporal constraints. In this extension, the positive aspects of extensions deterministic and stochastic are combined in a complementary ...
  • ARAÚJO, C. S.; http://lattes.cnpq.br/9391199147153785; ARAÚJO, Clivaldo Silva de. (BrasilCentro de Engenharia Elétrica e Informática - CEEIPÓS-GRADUAÇÃO EM ENGENHARIA ELÉTRICAUFCGUniversidade Federal de Campina Grande, 1992-04-22)
    In this work, particular emphasis is given to power systems with one or more identical generator sets, using modal techniques. A new analytical technique based on modal control theory is developed and applied in a power ...
  • MEDEIROS, A. L. R.; http://lattes.cnpq.br/0734467951998327; MEDEIROS, Armando Lucio Ramos de. (BrasilCentro de Engenharia Elétrica e Informática - CEEIPÓS-GRADUAÇÃO EM ENGENHARIA ELÉTRICAUFCGUniversidade Federal de Campina Grande, 1995-12-01)
    This work addresses the static and dynamic optimization of variable speed, variable pitch horizontal axis wind turbines, connected to the grid by an AC-DC-AC converter. The strategy used in the dynamic optimization depends ...
  • GOMES NETO, A.; http://lattes.cnpq.br/1403715441701958; GOMES NETO, Alfrêdo. (BrasilCentro de Engenharia Elétrica e Informática - CEEIPÓS-GRADUAÇÃO EM ENGENHARIA ELÉTRICAUFCGUniversidade Federal de Campina Grande, 1994-12-15)
    Numerical characterization of millimeter-wave structures has been an important research topic by decades. However, the recent technologic progress, especially in the monolithic circuits, has increased the necessity of ...
  • FERREIRA, T. V.; http://lattes.cnpq.br/9395719025602516; FERREIRA, Tarso Vilela. (BrasilCentro de Engenharia Elétrica e Informática - CEEIPÓS-GRADUAÇÃO EM ENGENHARIA ELÉTRICAUFCGUniversidade Federal de Campina Grande, 2011-04)
    This work presents an electrical insulator pollution estimation technique based on the ultrasonic noise emitted by them, when connected to energized electrodes. In order to attain this objective, laboratory tests were ...
  • LUIZ, S. O. D.; http://lattes.cnpq.br/5704594745207397; LUIZ, Saulo Oliveira Dornellas. (BrasilCentro de Engenharia Elétrica e Informática - CEEIPÓS-GRADUAÇÃO EM ENGENHARIA ELÉTRICAUFCGUniversidade Federal de Campina Grande, 2012-04)
    The need to save power is present in almost every computer system. To handle this increasing demand for power management, the semiconductor manufacturers have been developing several low power design techniques, such as: ...
  • FERREIRA, P. I. L.; http://lattes.cnpq.br/4475363178945626; FERREIRA, Paulo Ixtânio Leite. (BrasilCentro de Engenharia Elétrica e Informática - CEEIPÓS-GRADUAÇÃO EM ENGENHARIA ELÉTRICAUFCGUniversidade Federal de Campina Grande, 2014-05)
    Currently the use of wireless has significantly increased the amount of electromagnetic sources (EM) and hence the concern on identification and separation of multiple sources physically closed. This situation is the main ...
  • VALENZUELA, W. A. V.; http://lattes.cnpq.br/5539218691799154; VALENZUELA, Walter Andrés Vermehren. (BrasilCentro de Engenharia Elétrica e Informática - CEEIPÓS-GRADUAÇÃO EM ENGENHARIA ELÉTRICAUFCGUniversidade Federal de Campina Grande, 2012-01-04)
    This project has designed a mechanism is a virtual bipedal mobile robot platform with six degrees of freedom, composed of a succession of rigid links interconnected by joints that allow movement in three dimensional ...
  • ARAÚJO, J. F.; http://lattes.cnpq.br/6903049112797651; ARAÚJO, Jalberth Fernandes de. (BrasilCentro de Engenharia Elétrica e Informática - CEEIPÓS-GRADUAÇÃO EM ENGENHARIA ELÉTRICAUFCGUniversidade Federal de Campina Grande, 2016-03-18)
    In this work is presented a new methodology to evaluate the electromechanical efforts caused by short circuit currents on the transformers windings. The methodology is based on the use of computer simulations, the finite ...
  • FREITAS, I. S.; http://lattes.cnpq.br/7545625055421975; FREITAS, Isaac Soares de. (BrasilCentro de Engenharia Elétrica e Informática - CEEIPÓS-GRADUAÇÃO EM ENGENHARIA ELÉTRICAUFCGUniversidade Federal de Campina Grande, 2007-09)
    Ac=ac dc-link converters are the most spread converter type in literature. They comprise an ac=dc and a dc=ac converter. The most common configurations are the full-bridges; however, reduced switch count high performance ...
  • SIQUEIRA, I. P.; http://lattes.cnpq.br/6395538047388012; SIQUEIRA, Iony Patriota de. (BrasilCentro de Engenharia Elétrica e Informática - CEEIPÓS-GRADUAÇÃO EM ENGENHARIA ELÉTRICAUFCGUniversidade Federal de Campina Grande, 2010-12-06)
    This thesis describes a formal method of assessing performance and risk associated with to electrical power systems and interconnected installations. The study proposes a disturbance propagation model and its impacts on ...
  • ANJOS, I. F.; http://lattes.cnpq.br/0500419407637279; ANJOS, Ivson Ferreira dos. (BrasilCentro de Engenharia Elétrica e Informática - CEEIPÓS-GRADUAÇÃO EM ENGENHARIA ELÉTRICAUFCGUniversidade Federal de Campina Grande, 2014-03-25)
    Vermiculite (Mg, Ca)0.4 (Mg, Fe)3 (Si, Al)4O10 (OH)2 4H2O, is a hydrated silicate of magnesium, aluminum and iron with lamellar micaceous structure , and basal cleavage. The term vermiculite is also commercially used to ...
  • SERRES, G. K. F.; http://lattes.cnpq.br/0137382086087353; SERRES, Georgina Karla de Freitas. (BrasilCentro de Engenharia Elétrica e Informática - CEEIPÓS-GRADUAÇÃO EM ENGENHARIA ELÉTRICAUFCGUniversidade Federal de Campina Grande, 2013-11-29)
    This work presents a new electromagnetic modeling of a via-hole using a Wave Concept Iterative Procedure (WCIP). From the analysis of the field equations in a viahole described in cylindrical and rectangular coordinates, ...

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