RSS 1.0Artigos - Engenharia Elétrica - FEIS
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Optimal Restoration of Active Distribution Systems With Voltage Control and Closed-Loop Operation
(IEEE Transactions on Smart Grid, 2021) [Artigo]This paper presents a new mixed-integer second-order cone programming model for solving the restoration problem in active distribution systems considering the optimal control of distributed generators (DGs), voltage ... -
Alternative Mathematical Models for the Optimal Transmission Switching Problem
(IEEE Systems Journal, 2020) [Artigo]In this work, the Optimal Transmission Switching (OTS) problem is solved in order to optimize the operation cost of an electrical power system. This is accomplished by disconnecting some transmission lines, which enables ... -
Robust T-S Fuzzy Control of Electrostimulation for Paraplegic Patients considering Norm-Bounded Uncertainties
; Minhoto Teixeira, Marcelo Carvalho
; Augusto De Carvalho, Aparecido ; Cardim, Rodrigo ; Assunção, edvaldo ; Sanches, Marcelo Augusto Assunção ; ; ; Biazeto, Anderson Ross ; (Mathematical Problems in Engineering, 2020) [Artigo]
This manuscript presents a Takagi-Sugeno fuzzy control for a mathematical model of the knee position of paraplegic patients using functional electrical stimulation (FES). Each local model of the fuzzy system is represented ... -
Switched control for local stabilization of discrete-time uncertain takagi-sugeno fuzzy systems with relaxed estimate of the domain of attraction
; ; Teixeira, Marcelo C. M.; Assuncao, Edvaldo ; Cardim, Rodrigo ; Lazarini, Adalberto Z. N. (IEEE International Conference on Fuzzy Systems, 2020) [Trabalho apresentado em evento]
This paper addresses the local stabilization problem and the computation of invariant subsets of the domain of attraction for uncertain nonlinear discrete-time systems. The proposed procedures use Takagi-Sugeno (T-S) fuzzy ... -
A new way for comparing solutions to non-technical electricity losses in South America
; ; Padilha-Feltrin, Antonio; ; ; (Utilities Policy, 2020) [Artigo]
Non-technical losses are a component of energy losses associated with energy theft and fraud by the final consumers, hindering revenues of distribution utilities. This paper aims to compare the implemented solutions in the ... -
Determination of Phase Jumps in the Measurement of Phase Velocity of Samples Obeying a Frequency Power-Law Attenuation Coefficient Using Kramers-Kronig Relations
; ; Yoza, Suelen A. N.; Kitano, Claudio ; Higuti, Ricardo Tokio (IEEE Transactions on Ultrasonics, Ferroelectrics, and Frequency Control, 2020) [Artigo]
Ultrasonic phase velocity spectroscopy is a very sensitive technique used in the measurement of material properties. In a phase velocity calculation, ambiguities can arise in the spectral phases, in the form of integer ... -
RLC passive damped LCL single-phase voltage source inverter with capability to operate in grid-connected and islanded modes: design and control strategy
Peña, José Carlos Ugaz; ; ; Canesin, Carlos Alberto (Electrical Engineering, 2020) [Artigo]
A design procedure for an RLC damping branch applied at a voltage source inverter followed by an LCL output filter is carried out in this paper. The main purpose of the proposed methodology is to allow the system to operate ... -
Electrical customer profile using fuzzy logic theory
; Minussi, Carlos Roberto; Lopes, Mara L. M. ; ; Lotufo, Anna Diva P. (IEEE Latin America Transactions, 2020) [Artigo]
Considering the increasing electrical energy demand in residences, it is necessary to know the detailed pattern of electricity use, to change the behavior of the final consumer and to reduce the global consumption. Knowing ... -
Method for removing temperature effect in impedance-based structural health monitoring systems using polynomial regression
; ; Antunes, Rothschild A; Vieira Filho, Jozue (Structural Health Monitoring, 2020) [Artigo]
Structural health monitoring systems are employed to evaluate the state of structures to detect damage, bringing economical and safety benefits. The electromechanical impedance technique is a promising damage detection ... -
Robust Control of Three-Phase VSI with LCL Filter for Distributed Generation Power Quality Improvement
Peña, José Carlos Ugaz; ; ; Canesin, Carlos Alberto (Journal of Control, Automation and Electrical Systems, 2020) [Artigo]
This paper proposes a methodology to control a three-phase voltage source inverter with LCL filter for distributed generation (DG) in microgrid scenario. Thus, the presented control strategy allows the DG system to operate ... -
Multiobjective approach for medium- And low-voltage planning of power distribution systems considering renewable energy and robustness
Rupolo, Diogo; ; ; Mantovani, José Roberto Sanches (Energies, 2020) [Artigo]
In this paper, a multiobjective approach to carry out the planning of medium-voltage (MV) and low-voltage (LV) distribution systems, considering renewable energy sources (RES) and robustness, is proposed. Due to the ... -
Reliability-Centered Maintenance Task Planning for Overhead Electric Power Distribution Networks
Misari, Antônio R.; Leite, Jonatas B. ; ; Mantovani, José Roberto Sanches (Journal of Control, Automation and Electrical Systems, 2020) [Artigo]
In this paper, it is presented an approach to match technically and economically the reliability of electricity distribution networks through an optimization methodology consisting of the mathematical model and metaheuristic ... -
Optimal Power Flow with Renewable Generation: A Modified NSGA-II-based Probabilistic Solution Approach
; ; Mantovani, José Roberto Sanches (Journal of Control, Automation and Electrical Systems, 2020) [Artigo]
The rapid expansion of renewable generation has drastically increased the planning complexity of modern power systems as additional uncertainties, environmental concerns, and technical–economic issues should be accounted ... -
A Non-Isolated DC-DC Boost Converter with Three-State Switching Cell
; De Seixas, Falcondes Jose Mendes; De Oro Arenas, Luis ; Carvalho Morais, Douglas ; (2019 IEEE 15th Brazilian Power Electronics Conference and 5th IEEE Southern Power Electronics Conference, COBEP/SPEC 2019, 2019) [Trabalho apresentado em evento]
This paper presents a boost converter based on the three-state switching cell (3SSC), which has been widely used in the design of several topologies of electronic power converters. The structure is part of a family of ... -
Enhanced coordination strategy for an aggregator of distributed energy resources participating in the day-ahead reserve market
Guzman, Cindy Paola; ; Franco, John Fredy ; ; Romero, Rubén (Energies, 2020) [Artigo]
The integration of distributed energy resources (DERs), e.g., electric vehicles (EVs) and renewable distributed generation (DG), in the electrical distribution system (EDS) brings advantages to society, but also introduces ... -
Identification of fractional-order transfer functions using exponentially modulated signals with arbitrary excitation waveforms
; Teixeira, Marcelo Carvalho Minhoto; Assunção, Edvaldo ; ; (ISA Transactions, 2020) [Artigo]
This paper proposes a new identification method based on an exponential modulation scheme for the determination of the coefficients and exponents of a fractional-order transfer function. The proposed approach has a broader ... -
New gain-scheduled static output feedback controller design strategy for stability and transient performance of LPV systems
Sereni, Bruno; Assunção, Edvaldo ; Teixeira, Marcelo Carvalho Minhoto (IET Control Theory and Applications, 2020) [Artigo]
In this study, a new static output feedback (SOF) control for application to linear parameter-varying (LPV) systems is proposed. The asymptotic stability of LPV systems is ensured based on the proposal of a design strategy ... -
An alternative procedure to obtain the ABCD matrix of multiphase transmission lines: Validation and applications
Colqui, Jaimis S.L.; Kurokawa, Sérgio ; (Electric Power Systems Research, 2020) [Artigo]
This paper presents an alternative procedure for obtaining the ABCD matrix of a generic multiphase transmission line. The ABCD matrix is obtained from the open and short-circuit responses of the line calculated in the ... -
Spatial-temporal growth model to estimate the adoption of new end-use electric technologies encouraged by energy-efficiency programs
Mejia, Mario A.; ; Zambrano-Asanza, Sergio ; Padilha-Feltrin, Antonio (Energy, 2020) [Artigo]
Domestic energy policies destined to foster the use of end-use electric technologies could cause rapid penetration of new residential loads and, consequently, this could cause a significant increase in the demand for ... -
Use of Distribution Network Topological Fractality and Sunburst Charts in the Online Risk Assessment
Leite, Jonatas B.; Mantovani, Jose R. S. ; (2019 IEEE PES Conference on Innovative Smart Grid Technologies, ISGT Latin America 2019, 2019) [Trabalho apresentado em evento]
The integration of outage records, historical weather information and fault management events are used in a risk-based GIS driven proactive management tool. It enables the operator to visualize the hourly risk prediction ...