R
Raoni de A. Pegado
Researcher at Federal University of Paraíba
Publications - 6
Citations - 168
Raoni de A. Pegado is an academic researcher from Federal University of Paraíba. The author has contributed to research in topics: Control reconfiguration & AC power. The author has an hindex of 3, co-authored 6 publications receiving 98 citations.
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Journal ArticleDOI
Radial distribution network reconfiguration for power losses reduction based on improved selective BPSO
TL;DR: The proposed method presents a new sigmoid function capable of promoting a control in the rate of change of the particles and improving the convergence of the results, which aims to reduce power losses in distribution networks.
Proceedings ArticleDOI
SIC power devices in power electronics: An overview
Luciano F. S. Alves,Ruan C. M. Gomes,Pierre Lefranc,Raoni de A. Pegado,Pierre-Olivier Jeannin,B. A. Luciano,Filipe V. Rocha +6 more
TL;DR: In this article, a general review on the properties of these materials comparing some performance between Si and SiC devices for typical power electronics applications is provided, based on studied information, line of progress and current state of developing, SiC seems to be the most viable substitute in high power and high temperature applications in the mid-term of Si, due to the fact that the GaN is still used in a reduced number of applications.
Journal ArticleDOI
Distribution Network Reconfiguration with the OpenDSS using Improved Binary Particle Swarm Optimization
TL;DR: A new method for distribution network reconfiguration that uses the features of the Open Source Distribution System Simulator (OpenDSS) and improved binary particle swarm optimization (IBPSO), a new activation function is introduced into binary particle Swarm optimization (BPSO) to propose the IBPSO.
Journal ArticleDOI
Reactive power allocation through the modified Z-bus and Aumann-Shapley method
TL;DR: Numerical results applied to the 5-bus and IEEE 30-bus systems are presented, discussed and compared with the other methods to demonstrate the applicability of the proposed method.
Proceedings ArticleDOI
High-frequency switch modeling technique applied to DC-DC converters simulation
Raoni de A. Pegado,Ruan C. M. Gomes,Luciano F. S. Alves,Montie A. Vitorino,Yuri Percy Molina Rodriguez,Antonio Venancio de Moura Lacerda Filho +5 more
TL;DR: Methods for representing high-frequency switches were studied, which are based on representations of switching states such as inductors and RC-series branches, which allowed the admittance matrix that represents the system remained constant throughout the simulation, resulting in the reduction of computational effort and consequently on the use of small steps of calculation.