Search Results - "Medeiros, Renan L.P."

Stability evaluation of a multi-stage converter system considering a CPL connected by de Bessa, Isaías Valente, Medeiros, Renan L.P., de Carvalho, Marenice M., Ayres, Florindo A. de C., Chaves Filho, João Edgar, de Lucena, Vicente Ferreira, Bessa, Iury

“…The use of power converters to regulate voltage and power in electrical power systems has been attracting attention due to the increasing number of research…”
Get full text

Robust Control of Interconnected Power Electronic Converters to Enhance Performance in DC Distribution Systems: A Case of Study by Lucas, Kevin E., Pagano, Daniel J., Vaca-Benavides, David Alejandro, Garcia-Arcos, Ronald, Rocha, Erick M., Medeiros, Renan L. P., Rios, Sara J.

“…This article presents the design and evaluation of robust controllers, based on linear programming, Kharitonov's theorem and Chebyshev's theorem, in order to…”
Get full text

Fractional-order identification system based on Sundaresan’s technique by Campos, Michel W.S., Ayres, Florindo A.C., de Bessa, Iury Valente, de Medeiros, Renan L.P., Martins, Paulo R.O., Lenzi, Ervin kaminski, Filho, João E.C., Vilchez, José R.S., Lucena, Vicente F.

“…This paper investigates the Sundaresan technique for modeling fractional order systems. Sundaresan, Prasad, and Krishnaswamy published this method in 1978 for…”
Get full text

Probabilistic operational costs assessment of combined PV–PEV connections in LV distribution networks by Silva, Luiz Eduardo Sales e, Vieira, João Paulo Abreu, Medeiros, Renan L.P., Veroneze, Gabriela de M., Freitas, Paulo R. Radatz de, Ayres Júnior, Florindo A. de C., Lopes, Andrey da C.

“…Decarbonization stimulates the increased penetration of photovoltaic (PV) systems and plug-in electric vehicles (PEV) in low-voltage (LV) distribution…”
Get full text

Fractional-Order Robust Control Design under parametric uncertain approach by Martins-Gomes, Marcus C., de C. Ayres Junior, Florindo A., da Costa Junior, Carlos T., de Bessa, Iury V., da S. Farias, Nei Junior, de Medeiros, Renan L.P., Silva, Luiz E.S., de Lucena Júnior, Vicente F.

“…This paper presents a novel methodology that combines fractional-order control theory with robust control under a parametric uncertainty approach to enhance…”
Get full text

Fractional Order Pole Placement for a buck converter based on commensurable transfer function by Ayres, Florindo A. de C., Bessa, Iury, Pereira, Vinicius Matheus Batista, da Silva Farias, Nei Junior, de Menezes, Alessandra Ribeiro, de Medeiros, Renan L.P., Chaves, João Edgar, Lenzi, Marcelo K., da Costa, Carlos Tavares

“…In this work, a novel methodology for tuning fractional order controller, so-called fractional order pole placement (FOPP) is proposed. The proposed…”
Get full text

Design and Experimental Assessment of a Robust Voltage Control for DC-DC Converters Considering Components Parametric Uncertainties by Rocha, Erick Melo, Barra, Walter, Lucas, Kevin E., Medeiros, Renan L. P., Vaca-Benavides, David Alejandro

“…This study presents the design and evaluation of a robust controller, based on frequency-domain, in order to enhance the performance of dc-dc power converters…”
Get full text

Comparative Study of Control Strategies for Stabilization and Performance Improvement of DC Microgrids with a CPL Connected by de Bessa, Isaías V., de Medeiros, Renan L. P., Bessa, Iury, Ayres Junior, Florindo A. C., de Menezes, Alessandra R., Torres, Gustavo M., Chaves Filho, João Edgar

“…The DC microgrid system is composed by converters that operate like feeders and loads. Among these loads, we highlight the constant power loads (CPLs) that may…”
Get full text

Fault Detection for Photovoltaic Systems Using Fuzzy C-Means Clustering by Barbosa, Jadir, de Medeiros, Renan L. P., Ayres, Florindo A. C., Filho, Joao Edgar Chaves, Lucena, Vicente F., Bessa, Iury

“…This work aims at developing a fault detection system for photovoltaic systems (PVSs) based on the Fuzzy C-Means (FCM) clustering technique. A simulator is…”
Get full text

A Fractional Order Power System Stabilizer Applied on a Small-Scale Generation System by Ayres Junior, Florindo, Costa Junior, Carlos, Medeiros, Renan, Barra Junior, Walter, Neves, Cleonor, Lenzi, Marcelo, Veroneze, Gabriela

“…In this paper, a Fractional Order Power System controller (FOPSS) is designed, and its performance and robustness are experimentally evaluated by tests in a 10…”
Get full text

Direct Form Digital Robust RST Control Based on Chebyshev Sphere Optimization Applied in a DC-DC Power Converter by C. das Neves, Cleonor, B. Junior, Walter, Medeiros, Renan L. P. de, Ayres Junior, Florindo A. C., V. Bessa, Iury, Bessa, Isaías V., de M. Veroneze, Gabriela, E. S. e Silva, Luiz, J. S. Farias, Nei

“…This paper presents a novel direct form to design a digital robust control using RST structure (i.e., name given because of the R, S and T polynomials…”
Get full text

Strengthening of students’ skills through practical tests in a belt conveyor training system by de Medeiros, Renan LP, Ayres, Florindo AC, Barra, Walter, das Neves, Cleonor C, Costa, Carlos T, Barreiros, José AL, Vieira, Petrônio

“…This paper presents a small-scale laboratory system developed for emulating large belt conveyors in industrial systems. The aim was to develop a teaching tool…”
Get full text

Continuous Supervision and Diagnostics System for Legacy Vehicles Integrated to Ambient Intelligence by Silva, Walmir A., Rylo, Marcos N., Machado, Guido S., Medeiros, Renan L. P., de Lucena Junior, Vicente Ferreira

“…Maintenance aims to keep the vehicle in good working order and avoid unpleasant surprises, such as mechanical breakdown and component breakage due to damaged…”
Get full text

Single Phase-Shift Control of DAB Converter using Robust Parametric Approach by Lucas, Kevin E., Pagano, Daniel J., Medeiros, Renan L. P.

“…This paper presents the design and evaluation of a robust controller, based on linear programming, Kharitonov's theorem and Chebyshev's theorem, in order to…”
Get full text

Comparative Study of Control Methodologies and PLL Topologies to Enhance the Performance of the Synchronization of Grid-Tied PV System by de Carvalho, Marenice M., de Bessa, Isaias Valente, Medeiros, Renan L. P., e Silva, Luiz E. S., Junior, Florindo A. C. Ayres, Junior, Vicente Ferreira Lucena

“…The usage of photovoltaic systems connected to the electrical grid requires that the output voltage be synchronized in amplitude, phase, and frequency with the…”
Get full text

Investigation of Control Strategies to Mitigate the Oscillation Effects caused by Interconnected Buck Converters by de Bessa, Isaias Valente, Medeiros, Renan L. P., de Bessa, Iury Valente, Ayres Junior, Florindo A. C., Lucas, Kevin E.

“…The use of renewable energy requires the integratation between alternative energies sources and the main grid. These sources, such as solar and wind energy,…”
Get full text

Comparison of the PLL Control techniques applied in Photovoltaic System by de Carvalho, Marenice M., Medeiros, Renan L. P., Bessa, Iury V., Junior, Florindo A. C., Lucas, Kevin E., Vaca, David A.

“…The increasing demand for low-carbon power and concerns about the environment resulted in the proliferation of alternative sources of energy. Among these…”
Get full text

Stabilization of DC Microgrids with Point-of-Load Converters as Constant Power Loads by Bessa, Isaias V., Medeiros, Renan L. P., Bessa, Iury V., Ayres, Florindo A.C., Lucas, Kevin E.

“…DC-DC switching power converters exhibit the important characteristic of almost-perfect regulation at the output terminals independent of the input…”
Get full text

Investigação Da Aplicação De Controle Robusto De Corrente Em Um Circuito Conversor CC-CC Buck Aplicado A Um Emulador De Sistema De Hidrogeração De Energia Elétrica by Farias, Nei J. S., Medeiros, Renan L. P., Chaves Filho, Joao E., Carvalho, Marenice M., Bessa, Isaias V., Ayres Junior, Florindo A. C.

“…Este trabalho visa descrever a aplicação de um controlador robusto de corrente para um motor de corrente contínua (CC) aplicado a um sistema de emulação de…”
Get full text