Zobrazeno 1 - 10
of 102
pro vyhledávání: '"Joao L. Afonso"'
Publikováno v:
Energies, Vol 17, Iss 19, p 4906 (2024)
Over the last few years, hydrogen has emerged as a promising solution for problems related to energy sources and pollution concerns. The integration of hydrogen in the transport sector is one of the possible various applications and involves the impl
Externí odkaz:
https://doaj.org/article/7bb6948dfd984a3ba988a1e4f315895d
Publikováno v:
Energies, Vol 17, Iss 13, p 3169 (2024)
Power grids are progressing, and the possibility of incorporating DC grids toward hybrid AC/DC grids is gaining increasing relevance, as several technologies available nowadays are operating natively in DC. This paper proposes a topology of a full-co
Externí odkaz:
https://doaj.org/article/e783fd1649d94c88b36c4e0045dddc2a
Autor:
Tiago Matheus Nordi, Rodrigo Gounella, Marcio L. M. Amorim, Maximiliam Luppe, João Navarro Soares Junior, Joao L. Afonso, Vitor Monteiro, Jose A. Afonso, Erich Talamoni Fonoff, Eduardo Colombari, João Paulo Carmo
Publikováno v:
Journal of Low Power Electronics and Applications, Vol 14, Iss 2, p 28 (2024)
Deep-brain stimulation (DBS) is a highly effective and safe medical treatment that improves the lives of patients with a wide range of neurological and psychiatric diseases. It has been established as a first-line tool in the treatment of these condi
Externí odkaz:
https://doaj.org/article/d6f9f7e199e74e61ac8323212b5b3864
Publikováno v:
EAI Endorsed Transactions on Energy Web, Vol 9, Iss 5 (2023)
The increasing demand for electricity and the impact of the consumption of fossil fuels leads to the need for approaching new alternatives of energy production, namely energy storage systems (ESS) and renewable energy sources (RES). For this purpose,
Externí odkaz:
https://doaj.org/article/608bf4a2ca83469391c955151eb54cda
Publikováno v:
EAI Endorsed Transactions on Energy Web, Vol 9, Iss 6 (2023)
This paper addresses the comparison and validation of different modulations for an isolated dc-dc dual active bridge converter (DAB), namely, Duty-Cycle Modulation, Single Phase Shift (SPS), Dual Phase Shift (DPS), Extended Phase Shift (EPS) and Trip
Externí odkaz:
https://doaj.org/article/8ce3cac95e384bb9a7d1dd8942da364a
Autor:
Vitor Monteiro, Joao L. Afonso
Publikováno v:
Energies, Vol 16, Iss 13, p 4929 (2023)
Electrical power grids are changing with a focus on ensuring energy sustainability and enhanced power quality for all sectors. Over the last few decades, there has been a change from a centralized to a decentralized paradigm, which is the consequence
Externí odkaz:
https://doaj.org/article/89a3bc670c894dbba9853772a34953e7
Publikováno v:
Energies, Vol 16, Iss 6, p 2757 (2023)
Recent research advances in sensors, wireless communications, network protocols, microelectronics, cloud computing, and machine learning, among others, are driving the growth of the Internet of Things (IoT) [...]
Externí odkaz:
https://doaj.org/article/66f6659fe5fb469caad91b42ca3e1fbc
Publikováno v:
Frontiers in Energy Research, Vol 10 (2022)
Externí odkaz:
https://doaj.org/article/35216144705c489abfd80030e98f1167
Publikováno v:
Energies, Vol 16, Iss 4, p 1694 (2023)
The introduction of electric mobility into the transport sector has significantly contributed to the mitigation of environmental issues [...]
Externí odkaz:
https://doaj.org/article/cc22143307e14c72a5c2b4da320f72ee
Autor:
Stefani Freitas, Luis Carlos Oliveira, Priscila Oliveira, Bruno Exposto, José Gabriel Pinto, Joao L. Afonso
Publikováno v:
Energies, Vol 16, Iss 3, p 1384 (2023)
With a view to reducing harmonic content in electrical power systems, and, consequently, improving power quality level, filters and other harmonic compensation devices are widely used. In the category of filters, they can be distinguished into two cl
Externí odkaz:
https://doaj.org/article/25c4d6c787cb4d72902d92a7e7ccf249