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  • Coelho, Francisco Carlos Rodrigues; http://lattes.cnpq.br/4481008684695993 (Universidade Federal de Juiz de Fora (UFJF)BrasilFaculdade de EngenhariaPrograma de Pós-graduação em Engenharia ElétricaUFJF, 2018-02-22)
    The optimal Distributed Generation (DG) allocation problem consists in choosing the best locations of those distributed power plants at the distribution system, and to define its amount of power injection. The approach can ...
  • Araujo Neto, Wolmar; http://lattes.cnpq.br/0206186938172490 (Universidade Federal de Juiz de Fora (UFJF)BrasilFaculdade de EngenhariaPrograma de Pós-graduação em Engenharia ElétricaUFJF, 2019-04-08)
    A complex stochastic problem of essential importance in mobile robot applications is the location of the robot. This can be treated as an optimization problem, due to its characteristic of presenting different possible ...
  • Pinto, Milena Faria; http://buscatextual.cnpq.br/buscatextual/visualizacv.do?id=K4454654H9 (Universidade Federal de Juiz de Fora (UFJF)BrasilFaculdade de EngenhariaPrograma de Pós-graduação em Engenharia ElétricaUFJF, 2019-04-03)
    E cient algorithm integration is a key issue in aerial robotics. However, only a few integration solutions rely on a cognitive approach. Cognitive approaches break down complex problems into independent units that may ...
  • Soares, Guilherme Márcio; http://buscatextual.cnpq.br/buscatextual/visualizacv.do?id=K4402220P3 (Universidade Federal de Juiz de Fora (UFJF)BrasilFaculdade de EngenhariaPrograma de Pós-graduação em Engenharia ElétricaUFJF, 2017-11-18)
    This document presents a novel approach for low-frequency output current ripple minimization in off-line light-emitting diode (LED) drivers. This strategy is based on the large-signal modulation of the duty-cycle so that ...
  • Picorone, Antonio Angelo Missiaggia; http://buscatextual.cnpq.br/buscatextual/visualizacv.do?id=K4138476P5 (Universidade Federal de Juiz de Fora (UFJF)BrasilFaculdade de EngenhariaPrograma de Pós-graduação em Engenharia ElétricaUFJF, 2014-08-22)
    This dissertation aims at discussing the measurement and characterization of outdoor electric power grid of low voltage as communication medium (power line communication - PLC). Statistical analyses carried out on several ...
  • Menezes, Alam Silva; http://buscatextual.cnpq.br/buscatextual/visualizacv.do?id=K4739597J6 (Universidade Federal de Juiz de ForaBrasilFaculdade de EngenhariaPrograma de Pós-graduação em Engenharia ElétricaUFJF, 2014-09-01)
    This dissertation aims at discussing solutions to deal with spectral analysis of stationary and non-stationary processes for frequency estimation, power spectral density estimation and spectral monitoring applications. ...
  • Almeida, Pedro Machado de; http://buscatextual.cnpq.br/buscatextual/visualizacv.do?id=K4423820A6 (Universidade Federal de Juiz de Fora (UFJF)BrasilFaculdade de EngenhariaPrograma de Pós-graduação em Engenharia ElétricaUFJF, 2013-11-29)
    The current thesis contributes to the analysis, modelling and design of discrete time controllers which aim is to control a 30 kWp photovoltaic dispersed generation system connected to the electric grid without passive ...
  • Rodrigues, Cláudio Roberto Barbosa Simões; http://buscatextual.cnpq.br/buscatextual/visualizacv.do?id=K4757197T6 (Universidade Federal de Juiz de ForaBrasilFaculdade de EngenhariaPrograma de Pós-graduação em Engenharia ElétricaUFJF, 2012-12-17)
    In order to present contributions to the use of light emitting diodes (LEDs) in public lighting systems, covering gaps on the national scenario, this work encompasses abroad analysis related to this issue. Basic concepts ...
  • Valle, Rodolfo Lacerda; http://buscatextual.cnpq.br/buscatextual/visualizacv.do?id=K4469766J9 (Universidade Federal de Juiz de Fora (UFJF)BrasilFaculdade de EngenhariaPrograma de Pós-graduação em Engenharia ElétricaUFJF, 2017-02-02)
    This thesis presents the design and implementation steps of a digital predictive controller to regulate a low–inductance, three–phase, three–wire permanent magnet brushless DC (BLDC) motor currents. These types of motors ...
  • Nogueira, Fernando José; http://buscatextual.cnpq.br/buscatextual/visualizacv.do?id=K4493026P4 (Universidade Federal de Juiz de Fora (UFJF)BrasilFaculdade de EngenhariaPrograma de Pós-graduação em Engenharia ElétricaUFJF, 2017-03-16)
    The main purpose of this research is the theoretical and experimental evaluation of the use of drivers switched at twice the frequency of the power grid, applied to street lighting luminaires utilizing light emitting diodes ...
  • Fogli, Gabriel Azevedo; http://buscatextual.cnpq.br/buscatextual/visualizacv.do?id=K4470461H1 (Universidade Federal de Juiz de Fora (UFJF)BrasilFaculdade de EngenhariaPrograma de Pós-graduação em Engenharia ElétricaUFJF, 2018-03-26)
    This document presents a study on dispatchable source based on Diesel Gen-set connected to AC microgrid. The Diesel generator is connected to network grid through two-stage converter composed of two Voltage-sourced converters ...
  • Ferreira, Rodrigo Arruda Felício; http://buscatextual.cnpq.br/buscatextual/visualizacv.do?id=K4262503A2 (Universidade Federal de Juiz de Fora (UFJF)BrasilFaculdade de EngenhariaPrograma de Pós-graduação em Engenharia ElétricaUFJF, 2015-03-13)
    This work presents aspects related to DC microgrids, an alternative way of using renewable energy sources in a decentralized fashion. Whereas the maintenance of the microgrid main bus voltage, in which the sources and loads ...
  • Casagrande, Cristiano Gomes; http://buscatextual.cnpq.br/buscatextual/visualizacv.do?id=K4279381E6 (Universidade Federal de Juiz de Fora (UFJF)BrasilFaculdade de EngenhariaPrograma de Pós-graduação em Engenharia ElétricaUFJF, 2016-04-14)
    The street lighting systems in Brazil are going through a time of significant changes that involve new paradigms, challenges and prospects for the sector. These changes begin with the transfer of street lighting assets ...
  • Moreira, Mariana Geny; http://buscatextual.cnpq.br/buscatextual/visualizacv.do?id=K4260281E3 (Universidade Federal de Juiz de Fora (UFJF)BrasilFaculdade de EngenhariaPrograma de Pós-graduação em Engenharia ElétricaUFJF, 2016-05-31)
    The power quality available on the electrical power system became focus in the last decades. This fact is explained by the combination of signal pollutions increasing and the number of electronic devices sensitive to ...
  • Barbosa, Davis Pereira; http://buscatextual.cnpq.br/buscatextual/visualizacv.do?id=K4440233H7 (Universidade Federal de Juiz de Fora (UFJF)BrasilICE – Instituto de Ciências ExatasPrograma de Pós-graduação em Engenharia ElétricaUFJF, 2017-03-17)
    This thesis proposes a new approach based on sparse representation for the energy estimation problem in high energy calorimetry operating in pile-up scenarios. This work was mainly motivated by the progressive increase of ...
  • Melo, Igor Delgado de; http://buscatextual.cnpq.br/buscatextual/visualizacv.do?id=K8454849J1 (Universidade Federal de Juiz de Fora (UFJF)BrasilFaculdade de EngenhariaPrograma de Pós-graduação em Engenharia ElétricaUFJF, 2018-09-21)
    This work presents a novel methodology for harmonic state estimation in electric power distribution networks, based on optimization problems formulation, in a static approach. It is assumed that synchronized phasor ...
  • Alves, Ana Sophia Cavalcanti; http://buscatextual.cnpq.br/buscatextual/visualizacv.do?id=K4420920H7 (Universidade Federal de Juiz de Fora (UFJF)BrasilFaculdade de EngenhariaPrograma de Pós-graduação em Engenharia ElétricaUFJF, 2012-11-27)
    This present work aims to apply and compare linear and nonlinear control techniques in attitude stabilization of a quadricopter. At first, is presented a aircraft dynamic model for simulation and control of the system. Then, ...
  • Silva, Leandro Rodrigues Manso; http://buscatextual.cnpq.br/buscatextual/visualizacv.do?id=K4428427P7 (Universidade Federal de Juiz de Fora (UFJF)BrasilFaculdade de EngenhariaPrograma de Pós-graduação em Engenharia ElétricaUFJF, 2016-02-24)
    The present work presents the development of a method for power systems signal compression and decompression. The compression method is based in three stages: the novelty detection; the Lossy Compression based on the ...
  • Martins, Carlos Henrique Nascimento; http://buscatextual.cnpq.br/buscatextual/visualizacv.do?id=K4759130J6 (Universidade Federal de Juiz de Fora (UFJF)BrasilFaculdade de EngenhariaPrograma de Pós-graduação em Engenharia ElétricaUFJF, 2015-03-26)
    In this work is presented the steps of development and implementation of a Power Quality paramaters monitoring system with main goal events denomined ”time arying harmonics”named of Time Varying Harmonic Analyzer. The ...
  • Aguiar, Eduardo Pestana de; http://buscatextual.cnpq.br/buscatextual/visualizacv.do?id=K4236602D7 (Universidade Federal de Juiz de Fora (UFJF)BrasilFaculdade de EngenhariaPrograma de Pós-graduação em Engenharia ElétricaUFJF, 2016-09-26)
    This thesis presents new fuzzy models applied to classification problems. With this regards, we introduce the use of set-membership concept, derived from the adaptive filter theory, into the training procedure of type-1 ...