Zobrazeno 1 - 10
of 121
pro vyhledávání: '"Ubiratan Holanda Bezerra"'
Autor:
Jonathan Muñoz Tabora, Lauro Correa dos Santos Júnior, Edson Ortiz de Matos, Thiago Mota Soares, Allan Rodrigo Arrifano Manito, Maria Emília de Lima Tostes, Ubiratan Holanda Bezerra
Publikováno v:
Energies, Vol 17, Iss 1, p 8 (2023)
Europe has initiated the transition process toward IE4 efficiency motor classes, setting an example for other regions to follow in adopting higher-efficiency motor standards. However, in some regions, the operating voltage may differ from the nominal
Externí odkaz:
https://doaj.org/article/a8f6ce59390f4e20b954a97353f05221
Autor:
Jonathan Munoz Tabora, Maria Emilia De Lima Tostes, Ubiratan Holanda Bezerra, Edson Ortiz De Matos, Carlindo Lins Pereira Filho, Thiago Mota Soares, Carlos Eduardo Moreira Rodrigues
Publikováno v:
IEEE Access, Vol 9, Pp 121871-121882 (2021)
The search for more competitive equipment in the global market has led to the implementation of new materials and technologies in the search for greater energy efficiency. This is certainly a guideline followed by the electric motor industry that has
Externí odkaz:
https://doaj.org/article/846f178a0e3b43cdbf0a5828880b8995
Autor:
Joao Rodrigo Da Silva Muniz, Gabriel Vianna Soares Rocha, Raphael Pablo De Souza Barradas, Igor Meireles De Araujo, Daniel De Souza Avelar Da Costa, Ubiratan Holanda Bezerra, Marcus Vinicius Alves Nunes, Jucileno Silva E Silva
Publikováno v:
IEEE Access, Vol 8, Pp 114378-114388 (2020)
Assessing the transient behavior of electric power transmission/distribution systems, when they are subjected to major disturbances such as lightning discharges, is an essential procedure to ensure the operational security of these systems, in order
Externí odkaz:
https://doaj.org/article/3c7781e4ed774b43a1d400bad63ab591
Autor:
Jonathan Munoz Tabora, Maria Emilia De Lima Tostes, Edson Ortiz De Matos, Ubiratan Holanda Bezerra, Thiago Mota Soares, Bruno Santana De Albuquerque
Publikováno v:
IEEE Access, Vol 8, Pp 186725-186739 (2020)
Brazil has started an energy transition process through more efficient electric motors. The new legislation determining the IE3 Class as the minimum efficiency level in commercial electric motors became valid in August 2019. Currently, four induction
Externí odkaz:
https://doaj.org/article/b6744b4da8fc4072ae0cc3d23c936e04
Autor:
Jonathan Muñoz Tabora, Bendict Katukula Tshoombe, Wellington da Silva Fonseca, Maria Emília de Lima Tostes, Edson Ortiz de Matos, Ubiratan Holanda Bezerra, Marcelo de Oliveira e Silva
Publikováno v:
Energies, Vol 15, Iss 22, p 8603 (2022)
The world is experiencing an accelerated energy transition that is driven by the climate goals to be met and that has driven the growth of different potential sectors such as electric mobility powered by electric motors, which continue to be the larg
Externí odkaz:
https://doaj.org/article/8a738e51b1aa43a79f3e81a45501ccaf
Autor:
Joabe Chaves Nogueira, Benedito da Graças Duarte Rodrigues, Amanda Thais dos Reis Fernandes, Werbeston Douglas de Oliveira, Ubiratan Holanda Bezerra
Publikováno v:
ITEGAM-JETIA, Vol 6, Iss 21 (2020)
This article presents a comparison of using techniques of optimal load flow and decision tree in making corrective voltage control actions for electrical power systems under insecure operation condition, that is, with voltage constraints violated. Th
Externí odkaz:
https://doaj.org/article/ce4bb5f933e44f5bb84cea67a554b444
Autor:
Milton Fonseca, Ubiratan Holanda Bezerra, Jorge De Almeida Brito, Jandecy Cabral Leite, Manoel Henrique Reis Nascimento
Publikováno v:
IEEE Access, Vol 6, Pp 41379-41390 (2018)
This paper presents a new method for load pre-dispatch considering the technical conditions of engines in thermoelectric power plants by combining several maintenance and diagnostic techniques and using computational intelligence. A diagnosis of the
Externí odkaz:
https://doaj.org/article/e56e9491ca234fff8ffa6376ce20878b
Autor:
Jonathan Muñoz Tabora, Ulisses Carvalho Paixão Júnior, Carlos Eduardo Moreira Rodrigues, Ubiratan Holanda Bezerra, Maria Emília de Lima Tostes, Bruno S. de Albuquerque, Edson Ortiz de Matos, Andréia Antloga do Nascimento
Publikováno v:
Energies, Vol 14, Iss 17, p 5284 (2021)
Photovoltaic systems can strengthen the energy matrix aiming at energy sustainability, however, their intermittence, the availability time frame and seasonality effects are complicating aspects for the operation of these systems. To mitigate such pro
Externí odkaz:
https://doaj.org/article/bfd9209905604e6092e3a0da7b2e83fc
Autor:
Carlos Eduardo Moreira Rodrigues, Maria Emilia de Lima Tostes, Ubiratan Holanda Bezerra, Thiago Mota Soares, Edson Ortiz de Matos, Lázaro Serra Soares Filho, Elaine Cristina dos Santos Silva, Michel Ferreira Rendeiro, Carlos Jeferson da Silva Moura
Publikováno v:
Energies, Vol 14, Iss 3, p 646 (2021)
Energy losses are a fundamental issue in the electricity distribution sector, being an inevitable consequence of transporting energy from supplying sources to consumers’ installations and are becoming one of the factors to be considered in planning
Externí odkaz:
https://doaj.org/article/4246990a02484be48f23f3bfd732ef09
Autor:
Fábio Vinicius Vieira Bezerra, Gervásio Protásio Santos Cavalcante, Fabrício Jose Brito Barros, Maria Emília Lima Tostes, Ubiratan Holanda Bezerra
Publikováno v:
Energies, Vol 13, Iss 19, p 5123 (2020)
This paper presents a novel analysis methodology to detect degradation in electrical contacts, with the main goal of implanting a predictive maintenance procedure for sectionalizing switches, circuit breakers, and current transformers in bays of elec
Externí odkaz:
https://doaj.org/article/9a564d1e983b454d90b580d697bdf53d