Zobrazeno 1 - 10
of 188
pro vyhledávání: '"Drazen Dujic"'
Autor:
Pierre Le Metayer, Quentin Loeuillet, Francois Wallart, Cyril Buttay, Drazen Dujic, Piotr Dworakowski
Publikováno v:
IEEE Access, Vol 11, Pp 19039-19048 (2023)
The connection of photovoltaic sources to a medium voltage dc collection network requires a dc-dc converter having specific grid-connected converter capabilities. This article presents the application of a phase-shifted full bridge (PSFB) converter f
Externí odkaz:
https://doaj.org/article/be1ec5364bf94a978d1030630cb5450c
Publikováno v:
IEEE Access, Vol 11, Pp 9351-9367 (2023)
Power systems proliferated by distributed generation sources are becoming increasingly prone to frequency and voltage disturbances. These problems are exacerbated in microgrids since they have fewer intrinsic disturbance-rejecting measures and featur
Externí odkaz:
https://doaj.org/article/638e886461ae45fb860c7528b4310e20
Publikováno v:
IEEE Access, Vol 11, Pp 1793-1805 (2023)
Modular multilevel matrix converter is a type of converter used in medium-voltage ac-ac power conversion. Controlling the energy content of the converter arms is a prerequisite for a proper converter operation, and at the same time a challenging cont
Externí odkaz:
https://doaj.org/article/a139535f18864cd3927f849dbf4c3498
Publikováno v:
IEEE Access, Vol 10, Pp 127117-127127 (2022)
The bidirectional resonant DC transformer has all the desired features to drive the development of the DC power distribution networks of the future. This power-electronics converter provides galvanic isolation between DC buses, has desired open loop
Externí odkaz:
https://doaj.org/article/fde24e1f66fb43a2b7950820124d93fe
Autor:
Nikolina Djekanovic, Drazen Dujic
Publikováno v:
IEEE Access, Vol 10, Pp 109431-109445 (2022)
Owing to increasing power demand, new technologies, such as solid-state transformers, are progressively researched and improved. Thereby, galvanic isolation and voltage adaptation are achieved by medium frequency transformers. To reach high power den
Externí odkaz:
https://doaj.org/article/c41892c0a2e144faa7e0aabdc3361818
Publikováno v:
IEEE Access, Vol 10, Pp 49585-49598 (2022)
In this paper, an effective procedure for broken rotor bar (BRB) fault detection in a three-phase squirrel-cage induction machine (SCIM) is proposed. This approach relies on a motor current signature analysis (MCSA) by observing the specific fault-re
Externí odkaz:
https://doaj.org/article/ebc1dd20d6e844b59949e6c552cf4a3b
Publikováno v:
IEEE Access, Vol 9, Pp 140050-140065 (2021)
Hybrid modular multilevel converter control and design for pumped hydro storage plants is presented, addressing application-specific shortcoming of conventional back-to-back half-bridge modular multilevel converter: high common-mode-voltage machine s
Externí odkaz:
https://doaj.org/article/9f16c16f3b01435a9d63cfcdd907c8b7
Publikováno v:
IEEE Access, Vol 9, Pp 144211-144226 (2021)
This paper demonstrates the splitting of the modular multilevel converter real-time simulation model into several independent parts through the use of the virtual capacitor concept. As a result, the number of state-space matrices the real-time solver
Externí odkaz:
https://doaj.org/article/7e957a60782d4eb482af0daceaa8e9ec
Publikováno v:
IEEE Access, Vol 9, Pp 151493-151506 (2021)
This paper presents an averaged real-time model of an arbitrary size MVDC railway system. In contrast to references already available in the literature, focusing mainly on specific parts of such a railway network (e.g. power converter installed in a
Externí odkaz:
https://doaj.org/article/312d79a489f04230bedbb313081dff5b
Publikováno v:
IEEE Open Journal of Power Electronics, Vol 2, Pp 603-613 (2021)
Hardware-in-the-loop systems are an essential tool to verify controllers and deployed control algorithms in a risk-free environment. The inaccessibility of the converters used in applications such as pumped hydro storage power plants due to their hig
Externí odkaz:
https://doaj.org/article/4e1ae7281f3d4cada4a83445cddcab80