Zobrazeno 1 - 10
of 18
pro vyhledávání: '"Ruben B. Godoy"'
Autor:
Ianca M. S. de Jesus, Thaís M. Tolfo, Ruben B. Godoy, Matheus de C. Pelzl, Beatriz de S. Acosta, Rafael L. R. Soares
Publikováno v:
Applied Sciences, Vol 13, Iss 22, p 12429 (2023)
Implantable medical devices (IMDs) necessitate a consistent energy supply, commonly sourced from an embedded battery. However, given the finite lifespan of batteries, periodic replacement becomes imperative. This paper addresses the challenge by intr
Externí odkaz:
https://doaj.org/article/20ae00839ad64c24b3803a880fe25fb3
Publikováno v:
Energies, Vol 16, Iss 13, p 4926 (2023)
The work consists of the development of a market-friendly 600 W photovoltaic battery-less water pumping system. The system is composed of four 280 Wp solar panels, an auxiliary 10 W solar panel, a three-phase converter and a ½ horsepower (hp) submer
Externí odkaz:
https://doaj.org/article/cf61c9ce0d8e43378a138be5377fa76b
Autor:
Moacyr A. G. de Brito, Guilherme M. S. Martines, Anderson S. Volpato, Ruben B. Godoy, Edson A. Batista
Publikováno v:
Sensors, Vol 23, Iss 10, p 4587 (2023)
This paper presents novel current sensorless maximum-power point-tracking (MPPT) algorithms based on compensators/controllers and a single-input voltage sensor. The proposed MPPTs eliminate the expensive and noisy current sensor, which can significan
Externí odkaz:
https://doaj.org/article/44fba49d407b4e7c9ea4c5cd90d3c0d9
Autor:
Lucas G. da Silva, Nicholas D. de Andrade, Ruben B. Godoy, Moacyr A. G. de Brito, Emilio T. Maddalena
Publikováno v:
Applied Sciences, Vol 13, Iss 10, p 5921 (2023)
This work proposes a differential evolution algorithm to control a vehicle-to-grid (V2G) system based on photovoltaic generation and energy cost curves, and constraints associated with the power converters’ operation, battery charging strategy, and
Externí odkaz:
https://doaj.org/article/65025e55df49472eafd35ee49bc6391d
Publikováno v:
Energies, Vol 15, Iss 17, p 6409 (2022)
This paper describes the use of a Cascaded H-Bridge Multilevel Inverter to deal with the problem of partial shading in a photovoltaic system connected to the grid. Combined with the topology, it proposes the use of a virtual synchronous generator for
Externí odkaz:
https://doaj.org/article/3544aef851c942ce974b26f8ac0fafaf
Autor:
Nicholas D. de Andrade, Ruben B. Godoy, Edson A. Batista, Moacyr A. G. de Brito, Rafael L. R. Soares
Publikováno v:
Energies, Vol 15, Iss 17, p 6284 (2022)
This work compares the performance of two embedded FPGA controllers that can be used in Active Parallel Power Filters (APPF). Both controllers are validated through the FPGA-in-the-loop (FIL) technique, the algorithm’s synthesis is accomplished usi
Externí odkaz:
https://doaj.org/article/8e71e4d079e44f00b49ac53fe2b2e709
Autor:
Larissa R. Souza, Ruben B. Godoy, Matheus A. de Souza, Luigi G. Junior, Moacyr A. G. de Brito
Publikováno v:
Energies, Vol 14, Iss 19, p 6285 (2021)
This article presents a study of the sampling rate effect on electrical power measurements whose definitions are based on the Conservative Power Theory (CPT). The definitions of active power and reactive power of the CPT were applied in the MATLAB®
Externí odkaz:
https://doaj.org/article/97e0bdf8c7844d2cb17a4dd316623b96
Publikováno v:
Eletrônica de Potência, Vol 23, Iss 2 (2018)
Este artigo apresenta um inversor monofásico de 4,8kW para aplicações fotovoltaicas, baseado nos conversores Boost ZVT e inversor H6, para a conexão à rede de distribuição. Devido aos valores nominais de corrente o conversor Boost ZVT traz van
Externí odkaz:
https://doaj.org/article/88075188814944e5a1d732f215c439d8
Autor:
Carlos A. Canesin, Flávio A. S. Gonçalves, Luis C. Origa, José C. Rossi, João O. P. Pinto, Luigi Galotto Junior, Ruben B. Godoy, Marcio Sciamana, Luiz C. E. da Silva
Publikováno v:
Eletrônica de Potência, Vol 13, Iss 1 (2008)
Este trabalho propõe um sistema de medição e uma metodologia de modelação para a avaliação de erros de medição em medidores de energia elétrica ativa do tipo indução e eletrônico. O sistema de medição propicia condições distintas de
Externí odkaz:
https://doaj.org/article/f26b9c96942346b48083b1360211bde0
Autor:
Luigi Galotto Jr, Gilberto S. Tatibana, João Onofre P. Pinto, Ruben B. Godoy, Faete J. Teixeira Filho, Helder Z. Maia
Publikováno v:
Eletrônica de Potência, Vol 12, Iss 3 (2007)
O objetivo deste trabalho é apresentar uma topologia de um inversor push-pull de três níveis, denominado push-pull modificado. Algumas topologias com o mesmo objetivo já foram propostas [2-3], mas, em geral, não apresentam vantagens em relação
Externí odkaz:
https://doaj.org/article/a1cbbf0151b14acaacae29913690ed17