RSS 1.0Departamento de Engenharia de Controle e Automação
Browse by
Recent Submissions
-
A guideline for employing PSIM on power converter applications: Prototyping and educational tool
Alonso, A. M.S.
; Marafao, F. P. ; ; ; (14th Brazilian Power Electronics Conference, COBEP 2017, 2018) [Trabalho apresentado em evento]
Fast prototyping tools for power electronics and control systems are becoming handful players on effortlessly translating computer simulated results into real experimental validations, not abdicating reliability. Among ... -
Low cost digital module for demonstration of modulation strategies in DC-to-AC converters
Dias, Matheus Bortoloti; Goncalves, Flavio Alessandro Serrao ; Marafao, Fernando P. ; Paredes, Helmo K.M. (14th Brazilian Power Electronics Conference, COBEP 2017, 2018) [Trabalho apresentado em evento]
This paper presents the development of an educational digital module able to generate control signals considering several modulation strategies for DC-to-AC converters, single and three-phase, to achieve the integration ... -
Interactive android application for education in AC-to-DC converters
Landi, Gustavo P.; Gonçalves, Flávio A.S. ; Marafão, Fernando P. ; Paredes, Helmo K.M. (14th Brazilian Power Electronics Conference, COBEP 2017, 2018) [Trabalho apresentado em evento]
The paper presents an Android application with a friendly and interactive approach to aid the teaching of AC-to-DC converters operating in steady-state. Some features of the proposed application are demonstrated through ... -
Currents' physical components (CPC): Case studies in single phase systems
Marcelo, Alexandre Borges; De Andrade Alves Santos, Risomar ; Tirolli, Marcelo Nogueira ; Santos, Lucas Arna Matos Dos ; Marafao, Fernando Pinhabel ; Goncalves, Flavio Alessandro Serrao ; Paredes, Helmo Kelis Morales (SBSE 2018 - 7th Brazilian Electrical Systems Symposium, 2018) [Trabalho apresentado em evento]
This paper intends to apply in selected cases the Currents' Physical Components (CPC) Theory, developed by Czarnecki to interpret power properties through the decomposition of the system's currents into orthogonal components ... -
Structural and optical properties of a-C:H:O:Cl and a-C:H:Si:O:Cl films obtained by Plasma Enhanced Chemical Vapor Deposition
Fernandes, Isabela Cristina; Hadich, Tayan Vieira ; Amorim, Milena Kowalczuk Manosso ; Turri, Rafael Gustavo ; Rangel, Elidiane C. ; Dias da Silva, José Humberto ; Durrant, Steven F. (Materials Chemistry and Physics, 2018) [Artigo]
Amorphous hydrogenated oxygenated chlorinated carbon materials with and without silicon were produced by PECVD at deposition rates of up to 150 nm min−1. Surface roughness, morphology and contact angle were almost independent ... -
Study of Communication between Distributed Generation Devices in an Smart Grid Environment
Aparecido Dias, Jefferson; Jose Amaral Serni, Paulo ; Paciencia Godoy, Eduardo (IEEE Latin America Transactions, 2018) [Artigo]
The increasing demand of electricity, due to population growth in recent years has resulted in a necessary expansion of the energy matrix through alternative sources, including consumer's small power generators in low or ... -
Synthesis of biofunctional coating for a TiZr alloy: Surface, electrochemical, and biological characterizations
; ; ; Rangel, Elidiane C.; Cruz, Nilson C. da ; ; (Applied Surface Science, 2018) [Artigo]
This study formed a biofunctional coating for a Ti15Zr alloy to improve the surface characteristics, the electrochemical behavior, and the biological properties of this implant material. Ti15Zr discs (15 mm in diameter × ... -
Antibacterial photocatalytic activity of different crystalline TiO2 phases in oral multispecies biofilm
; ; ; Dias da Silva, José Humberto; Azevedo Neto, Nilton F. ; ; Rangel, Elidiane C. ; (Dental Materials, 2018) [Artigo]
Objective: Titanium dioxide (TiO2) incorporation in biomaterials is a promising technology due to its photocatalytic and antibacterial activities. However, the antibacterial potential of different TiO2 crystalline structures ... -
The study of communication between distributed generation devices in a smart grid environment
Dias, Jefferson Aparecido; Serni, Paulo José Amaral ; Godoy, Eduardo Paciência (Networked Control Systems: Research Challenges and Advances for Application, 2018) [Capítulo de livro]
The increasing use of electricity due to the population growth in recent years has resulted in a necessary expansion of the energy matrix through alternative sources, including microprosumers in low or medium voltage. ... -
Networked control systems: Research challenges and advances for application
Godoy, Eduardo Paciência (Networked Control Systems: Research Challenges and Advances for Application, 2018) [Livro]
The research topic of networked control systems has been the focus over the last 15 years for the academic and industrial sectors. Networked control systems (NCSs) are distributed control systems in which the sensors, ... -
IoT-based networked control systems: A proposal and case study
; ; Godoy, Eduardo Paciência (Networked Control Systems: Research Challenges and Advances for Application, 2018) [Capítulo de livro]
New manufacturing applications such as Industry 4.0 have focused on the joint use of industrial automation and information technology for greater efficiency, quality and productivity. For the development and implementation ... -
Networked control systems with sampling interval adaptation
Godoy, Eduardo Paciência; (Networked Control Systems: Research Challenges and Advances for Application, 2018) [Capítulo de livro]
Networked control systems (NCSs) are distributed control system where the sensors, actuators and controllers are physically separated and connected through communication networks. The challenge in the development of NCS ... -
Multi-rate model predictive control for energy efficiency in wireless networked control systems
Fakir, Felipe; Godoy, Eduardo Paciência (Networked Control Systems: Research Challenges and Advances for Application, 2018) [Capítulo de livro]
Wireless communication technology has become a fundamental part of the process industries, where the use of wireless transmitters for monitoring and control is a reality. The architecture of Wireless Networked Control ... -
Preface
Godoy, Eduardo Paciência (Networked Control Systems: Research Challenges and Advances for Application, 2018) [Editorial]
-
Three-phase smart inverter for flexible power conditioning in low voltage distribution systems
; ; ; ; Marafão, Fernando P. (2017 IEEE Industry Applications Society Annual Meeting, IAS 2017, 2017) [Trabalho apresentado em evento]
IUs paper presents a three-phase smart inverter able to perform multi-task functionalities in low voltage distribution systems. The primary merit of such a smart inverter is the possibility of allowing flexible power ... -
Power Quality Study and Analysis of Different Arc Welding Machines
; ; Paredes, Helmo K. M. (Journal of Control, Automation and Electrical Systems, 2018) [Artigo]
Electrical welding machines are among the most pollutant loads due to their strong nonlinear behavior. As a result, utilities have established new criteria for connecting welding machines in the grid. One approach that can ... -
Centralized Control Center Implementation for Synergistic Operation of Distributed Multifunctional Single-Phase Grid-Tie Inverters in a Microgrid
Morales-Paredes, Helmo Kelis; ; (IEEE Transactions on Industrial Electronics, 2018) [Artigo]
This study discusses a centralized and coordinated control of distributed multifunctional inverters connected to an electric grid. The multifunctional operation is based on the conservative power theory, which makes it ... -
Surface properties and corrosion resistance of SF6 plasma-treated polyester-based thermoplastic elastomer
Resende, Renato Carvalho; ; da Cruz, Nilson Cristino ; Durrant, Steven F. ; Rangel, Elidiane Cipriano (Surface and Interface Analysis, 2018) [Artigo]
Copolyester thermoplastic elastomers (COPE) have interesting mechanical properties but low chemical resistance in aggressive environments. Developing a treatment that would increase their chemical resistance while preserving ... -
Evaluation of Pattern Recognition Algorithms for Applications on Power Factor Compensation
; Paredes, Helmo K. M.; ; ; Marafão, Fernando P. ; (Journal of Control, Automation and Electrical Systems, 2018) [Artigo]
This paper assesses different applied pattern recognition algorithms to decide the most appropriate power factor compensator for a particular point of common coupling. Power factor, current unbalance factor, total demand ... -
Zinc oxide surface functionalization and related effects on corrosion resistance of titanium implants
Trino, Luciana D.; Dias, Leonardo F.G. ; Albano, Luiz G.S. ; Bronze-Uhle, Erika S. ; Rangel, Elidiane C. ; Graeff, Carlos F.O. ; Lisboa-Filho, Paulo N. (Ceramics International, 2018) [Artigo]
Important clinical concerns in orthopedics and dental implantology are associated with a significant release of titanium (Ti) metal ions and debris due to the low corrosion resistance of this material. Chemical modifications ...