Zobrazeno 1 - 10
of 3 807
pro vyhledávání: '"Power convertors"'
Autor:
Ghazala Shafique, Johan Boukhenfouf, François Gruson, Shabab Samimi, Frédéric Colas, Xavier Guillaud
Publikováno v:
IET Generation, Transmission & Distribution, Vol 18, Iss 23, Pp 3837-3850 (2024)
Abstract The future multi‐terminal direct‐current (MTDC) grid will require the interconnection of point‐to‐point high‐voltage (HV) DC links with different specifications such as DC voltage level, system grounding configuration and HVDC tech
Externí odkaz:
https://doaj.org/article/c62bb98273c54337ac67e9689fd3ec5b
Publikováno v:
IET Power Electronics, Vol 17, Iss 15, Pp 2358-2368 (2024)
Abstract Modulation strategy plays a key role in the operation of modular multilevel converters (MMC). Although many studies have been carried out on its optimization in MMC, the limitations of hardware implementation are seldom considered. This pape
Externí odkaz:
https://doaj.org/article/1a68f00296e0478987e5ba475a608bb8
Autor:
Farzin Gharaghani, Mehdi Asadi
Publikováno v:
IET Power Electronics, Vol 17, Iss 15, Pp 2549-2560 (2024)
Abstract Modular multilevel green converter based high voltage direct current (MMC‐HVDC) transmission system has become a practical solution to interconnect renewable energy sources to main AC grids. Connecting the MMC to a weak AC system is still
Externí odkaz:
https://doaj.org/article/295069fdc84d4caeb6f145b4ac9b5dfb
Publikováno v:
IET Power Electronics, Vol 17, Iss 15, Pp 2428-2438 (2024)
Abstract Due to its unique features, the flyback converter is widely used to convert DC to DC power. This converter has a non‐minimum phase (NMP) dynamic behavior, which is one of its most significant disadvantages. By changing the topology of the
Externí odkaz:
https://doaj.org/article/42b432630edf4835a5aa118783101767
Autor:
Philemon Yegon, Mukhtiar Singh
Publikováno v:
IET Power Electronics, Vol 17, Iss 14, Pp 1713-1727 (2024)
Abstract Modern power system networks are under statutory obligations to integrate renewable energy sources (RES). The primary reason is to meet ever‐increasing energy demand and also to curtail environmental pollution by greenhouse gases. However,
Externí odkaz:
https://doaj.org/article/474d1939de1a4ebbad26b1837742fa5e
Publikováno v:
IET Power Electronics, Vol 17, Iss 14, Pp 1960-1972 (2024)
Abstract Dual active bridge (DAB) is an isolated DC‐DC converter gaining wider attention in power electronics applications. The high frequency (HF) transformer is an integral part of the DAB which is prone to saturation. Silicon carbide (SiC) based
Externí odkaz:
https://doaj.org/article/2dfe587ef36f4bcb80778ffef68df52c
Autor:
Saeed Najafpour, Reza Ghandehari
Publikováno v:
IET Power Electronics, Vol 17, Iss 14, Pp 2095-2108 (2024)
Abstract The voltage reinjection strategy is an effective solution to improve the voltage quality of the voltage source inverters for high‐power applications. In this article, the fundamentals of voltage reinjection strategy are analyzed to reduce
Externí odkaz:
https://doaj.org/article/6b7ca7df02b44f83894006c858a097fb
Publikováno v:
IET Power Electronics, Vol 17, Iss 14, Pp 1943-1959 (2024)
Abstract The modular multilevel DC–DC transformer (MMDCT) provides a reliable solution to overcome the challenges of conventional dual‐active‐bridge converters in terms of power semiconductors ratings and dv/dt stress on transformer coupling wi
Externí odkaz:
https://doaj.org/article/8cd14486411546cabe9c7d3fdf5b970c
Publikováno v:
IET Renewable Power Generation, Vol 18, Iss 14, Pp 2723-2736 (2024)
Abstract The high penetration of renewable energy sources (RES) results in a low‐inertia, weak power grid. To mitigate this and restore system inertia, it has been widely proposed to operate the inverters of RES units to mimic synchronous generator
Externí odkaz:
https://doaj.org/article/07a718c4ac3746419b723b48f96a5520
Autor:
Nasrin Asadi Madiseh, Ehsan Adib
Publikováno v:
IET Renewable Power Generation, Vol 18, Iss 14, Pp 2694-2705 (2024)
Abstract A soft switching non‐isolated bidirectional DC–DC converter with an improved voltage conversion ratio without any additional auxiliary switch is presented in this paper. In the proposed converter, improved step‐up/step‐down gain conv
Externí odkaz:
https://doaj.org/article/612c04922d744ddfb8e9f487765d4176