Search Results - "Flauzino, Rogerio Andrade"

Proposal of a Low-Cost Intelligent Fault Diagnosis System for 3D Printers by Ribeiro, Carlos Henrique Matos, Robazzi, Joao Vitor Silva, Flauzino, Rogerio Andrade, Dias, Andre Luis

“…Additive manufacturing is a technology of Industry 4.0 widely used for various purposes. In the context of low-cost 3D printers, printing failures often…”
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A Cloud-Based Method for Detecting Intrusions in PROFINET Communication Networks Based on Anomaly Detection by Turcato, Afonso Celso, Negri, Luisa Helena Bartocci Liboni, Dias, Andre Luis, Sestito, Guilherme Serpa, Flauzino, Rogério Andrade

“…Industrial communication networks are fundamental to the development of Industry 4.0. In particular, those based on real-time Ethernet can meet the demands of…”
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Bushing Anomaly Detection: An Initial Assessment by Carrijo, Daniel, Pinto, Murilo Marques, Gomes, Gabriel, Souza, Pablo, Sepulvene, Luís, Alves, Marcos, Mendes, Dara, Ferreira, Priscila Maria Barra, do Nascimento, Denis Pedro, Lacerda, George André Marques, Alves, Mário Luiz Pereira, Flauzino, Rogério Andrade

“…Bushings are one of the top causes of failures in power transformers, that’s why several offline and online predictive maintenance techniques have been…”
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Detection of Anomalies Related to the Operation of the Profinet Network Through Feature Extraction and Classification by Sestito, G.S., Turcato, A.C., Dias, A.L., Flauzino, R.A., Brandao, D.

“…PROFINET networks are increasingly being applied in industrial environments. Due to its expansion, it is common for new diagnostic tools to emerge dedicated to…”
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Incipient fault diagnosis in power transformers by data-driven models with over-sampled dataset by Lopes, Sofia Moreira de Andrade, Flauzino, Rogério Andrade, Altafim, Ruy Alberto Corrêa

“…•Incipient internal faults diagnosis in transformers allows preventive maintenance.•Novel approach combining Borderline SMOTE and deep learning neural…”
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Investigation of a Magnetic Levitation Architecture with a Ferrite Core for Energy Harvesting by Soares, Igor Nazareno, Altafim, Ruy Alberto Corrêa, Altafim, Ruy Alberto Pisani, Moreira, Melkzedekue de Moraes Alcântara Calabrese, Sousa, Felipe Schiavon Inocêncio de, Afonso, José A., Carmo, João Paulo, Flauzino, Rogério de Andrade

“…This work presents the development of a magnetic levitation system with a ferrite core, designed for electromagnetic energy harvesting from mechanical…”
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Proposal of a fuzzy-based PMU for detection and classification of disturbances in power distribution networks by Sobrinho, André Sanches Fonseca, Flauzino, Rogério Andrade, Liboni, Luisa Helena Bartocci, Costa, Eduardo C. Marques

“…•Measurement of voltage and current phasors with synchronism.•Diagnosis of the cause of electrical disturbances.•Estimation of electrical parameters.•Low…”
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Efficient feature extraction technique for diagnosing broken bars in three-phase induction machines by Liboni, Luisa H.B., Flauzino, Rogério Andrade, da Silva, Ivan Nunes, Marques Costa, Eduardo C.

“…•Fault analysis is made in the time domain so that frequency-domain transforms are not required.•Decomposition products are sensitive to operating conditions…”
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A Physics-informed Stairway Statistical Neural Model for DGA Analysis by Araujo, Daniel Carrijo Polonio, de Souza Pereira Gomes, Gabriel, de Andrade Lopes, Sofia Moreira, Fehlberg, Rafael Prux, Pinto, Murilo Marques, Flauzino, Rogerio Andrade

“…This paper proposes a new approach for power transformers dissolved gas analysis (DGA) using Statistical Machine Learning Techniques and Neural Networks to…”
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Methodology for information extraction from oscillograms and its application for high-impedance faults analysis by Batista, Oureste Elias, Flauzino, Rogério Andrade, de Araujo, Marcel Ayres, de Moraes, Lucas Assis, da Silva, Ivan Nunes

“…•The methodology helps locate and identify Single Line-to-Ground (SLG) faults.•The technique does not make use of a previously established basis set.•More than…”
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Wind Turbine Remaining Useful Life Prediction Using Small Dataset and Machine Learning Techniques by de Souza Pereira Gomes, Gabriel, Moreira de Andrade Lopes, Sofia, Carrijo Polonio Araujo, Daniel, Andrade Flauzino, Rogério, Marques Pinto, Murilo, Eduardo Guerra Alves, Marcos

“…Recently, there has been a global shift toward clean energy sources, and wind turbines (WT) play a crucial role as one of the most popular renewable generation…”
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Efficient signal processing technique for information extraction and its applications in power systems by Liboni, Luisa H.B., Flauzino, Rogério Andrade, da Silva, Ivan Nunes, Costa, Eduardo C. Marques, Suetake, Marcelo

“…[Display omitted] •Decomposition technique uses system signals as a basis for the decomposition.•Decomposition products are sensitive to operating conditions…”
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Efficient Placement of Fault Indicators in an Actual Distribution System Using Evolutionary Computing by Usida, W. F., Coury, D. V., Flauzino, R. A., da Silva, I. N.

“…This paper proposes an evolutionary computing strategy to solve the problem of fault indicator (FI) placement in primary distribution feeders. More…”
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Real-Time Voltage Regulation in Power Distribution System Using Fuzzy Control by Spatti, D.H., da Silva, I.N., Usida, W.F., Flauzino, R.A.

“…Two different fuzzy approaches to voltage control in electric power distribution systems are introduced in this paper. The real-time controller in each case…”
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An approach based on neural networks for estimation and generalization of crossflow filtration processes by da Silva, Ivan Nunes, Flauzino, Rogerio Andrade

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Modeling and simulation of surge arresters for lightning protection of distribution systems by Ayres de Araujo, Marcel, Andrade Flauzino, Rogerio, de Cillo Moro, Vinicius, de Melo Vieira Jr, Jose Carlos

“…Overvoltage protection systems are necessary to protect power system components against several types of overvoltages. In this paper, protection against…”
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A Novel Approach for Incipient Fault Diagnosis in Power Transformers by Artificial Neural Networks by de Andrade Lopes, Sofia Moreira, Flauzino, Rogerio Andrade

“…A good functioning of power transformers must be assured, since they play a vital role in distribution and transmission systems, an early diagnosis of…”
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A fuzzy inference system for disturbance classification in power distribution networks using a low-cost PMU by Fonseca Sobrinho, Andre Sanches, Flauzino, Rogerio Andrade, Liboni, Luisa H. B., Maques Costa, Eduardo C., Spatti, Danilo Hernane

“…Electrical distribution networks are evolving at a high pace, mainly due to the increase of distributed energy sources, the growing use of advanced metering…”
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A Systematic Review of Fault Detection and Diagnosis Methods for Induction Motors by Maciejewski, Narco Afonso Ravazzoli, Treml, Aline Elly, Flauzino, Rogerio Andrade

“…Induction motors are the main elements for converting electrical energy into mechanics for the productive sector since their low cost and long durability…”
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Fuzzy Control System for Voltage Regulation In Power Transformers by Spatti, D H, da Silva, I N, Usida, W F, Flauzino, R A

“…A fuzzy control strategy for voltage regulation in electric power distribution systems is introduced in this article. This real-time controller would act on…”
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