Results 31 to 40 of about 22,407 (307)

Encapsulated 3Ø converter for power loss minimization in a grid-connected system

open access: yesAutomatika, 2023
A newly designed DC–AC three phase bidirectional converter (DATBC) with an encapsulated DC–DC converter (EDC) for the energy storage system (ESD) is analysed and investigated in this research paper.
Suresh K   +3 more
doaj   +1 more source

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

A piezoelectric self-powered active interface for AC/DC power conversion improvement of electromagnetic energy harvesting [PDF]

open access: yesSmart Materials and Structures, 2020
Abstract In the framework of hybrid energy harvesting for scavenging ambient motion, this paper proposes a cooperative piezoelectricelectromagnetic energy harvesting system to harvest rotational energy. In particular, while the actual process of harvesting energy is accomplished by the electromagnetic device, the piezoelectric element
G Lombardi   +3 more
openaire   +3 more sources

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

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

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

Feasibility of high-frequency alternating current power for motor auxiliary loads in vehicles

open access: yes, 2011
This paper presents a feasibility study into the application of a 100-V, 50-kHz high-frequency ac (HFAC) network for powering automotive electrical auxiliaries. The study is focused on motor-actuated loads and is divided into two sections.
Nicholas D. Vaughan   +5 more
core   +1 more source

Single-stage three-phase AC to DC conversion with isolation and Bi-directional power flow

open access: yes, 2014
An approach for three-phase AC to DC conversion is proposed, which consists of a single-stage while offering galvanic isolation, soft-switching, bi-directional power flow and a significant reduction of inductive and capacitive energy storage.
Vermulst, B.J.D.   +14 more
core   +1 more source

The Possibility of Enhanced Power Transfer in a Multi-Terminal Power System through Simultaneous AC–DC Power Transmission

open access: yes, 2021
The feasibility of power transfer enhancement, through simultaneous AC–DC power transmission in a two-terminal transmission network, has been proposed earlier by the authors, and the concept is well established.
Shaista Parveen   +6 more
core   +1 more source

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