Results 31 to 40 of about 319,280 (338)

Two-Stage Power Conversion Architecture Suitable for Wide Range Input Voltage [PDF]

open access: yes, 2014
This paper presents a merged-two-stage circuit topology suitable for either wide-range dc input voltage or ac line voltage at low-to-moderate power levels (e.g., up to 30 W).
Lim, Seungbum   +3 more
core   +1 more source

Power Quality Control and Design of Power Converter for Variable-Speed Wind Energy Conversion System with Permanent-Magnet Synchronous Generator

open access: yesThe Scientific World Journal, 2013
The control strategy and design of an AC/DC/AC IGBT-PMW power converter for PMSG-based variable-speed wind energy conversion systems (VSWECS) operation in grid/load-connected mode are presented.
Yüksel Oğuz   +2 more
doaj   +1 more source

A Bidirectional Soft-Switched DAB-Based Single-Stage Three-Phase AC–DC Converter for V2G Application [PDF]

open access: yes, 2019
In vehicle-to-grid applications, the battery charger of the electric vehicle (EV) needs to have a bidirectional power flow capability. Galvanic isolation is necessary for safety.
Baranwal, Rohit   +4 more
core   +2 more sources

Comparative Assessment of Multi-Port MMCs for High-Power Applications

open access: yesIEEE Access, 2022
Multi-port converters can interconnect different dc and ac systems while reducing semiconductor requirements and losses by eliminating redundant power conversion stages.
Yuan Li, Gregory J. Kish
doaj   +1 more source

DDPWM-based power conversion system using three to four phase matrix converter for stand-alone power system [PDF]

open access: yes, 2015
This paper presents a novel stand-alone power system using a three to four phase matrix converter (MC) for use with renewable energy sources such as a micro hydro turbine or a tiny wind turbine with a permanent magnet synchronous generator (PMSG).
Hanamoto, Tsuyoshi   +2 more
core   +1 more source

IGBT Based DC/DC Converter

open access: yesSultan Qaboos University Journal for Science, 1997
This paper presents an in-depth analytical and experimental investigation of an indirect DC-DC converter. The DC-AC conversion is a full bridge based on IGBT power modules, and the AC-DC conversion is done via a high  frequency AC link and a first diode ...
M. Akherraz
doaj   +1 more source

PMSG-Based Wind Energy Conversion Systems Integration Into DC Microgrids With a Novel Compact Converter

open access: yesIEEE Access, 2020
DC microgrids (DC-MGs) are recognized as an efficient alternative for common AC-MGs. DC-MGs need fewer power electronic converters since most of distributed generation (DG) units and electronic loads operate with DC voltage.
Javad Khodabakhsh   +2 more
doaj   +1 more source

Special Issue “Advances in Control of Power Electronic Converters”

open access: yesApplied Sciences, 2021
The use of power converters has grown in the last years with the advances in photovoltaic and wind based power generation systems, and the progress in modern concepts such as microgrids and electric mobility.
Oswaldo Lopez-Santos, Germain Garcia
doaj   +1 more source

Coordination Control Strategy for AC/DC Hybrid Microgrids in Stand-Alone Mode

open access: yesEnergies, 2016
Interest in DC microgrids is rapidly increasing along with the improvement of DC power technology because of its advantages. To support the integration process of DC microgrids with the existing AC utility grids, the form of hybrid AC/DC microgrids is ...
Dwi Riana Aryani, Hwachang Song
doaj   +1 more source

THz emission from intrinsic Josephson junctions at zero magnetic field via breather auto-oscillations

open access: yes, 2010
I propose a new mechanism of intense high-frequency electromagnetic wave generation by spatially uniform stacked Josephson junctions at zero magnetic field.
Krasnov, V. M.
core   +1 more source

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