Results 11 to 20 of about 5,942,025 (304)
Energies, 2019 AC/AC converters that do not have a DC energy storage element, such as a matrix chopper and a matrix converter, are increasingly becoming alternatives to conventional two-stage AC/DC/AC converters and thyristor choppers. In such systems, the main DC-link
Pawel Szczesniak
doaj +2 more sources
EnergiesMicrogrids are designed to connect different types of AC and DC loads, which require robust power controllers to achieve an efficient power transfer.
Miguel Monsalve-Rueda +2 more
doaj +2 more sources
Comparative study between two-level and three-level high-power low-voltage AC-DC converters [PDF]
Bulletin of the Polish Academy of Sciences: Technical Sciences, 2019 The article presents the analysis of the simulation test results for three variants of the power electronics used as interface between the power network and superconducting magnetic energy storage (SMES) with the following parameters: power of 250 kW ...
A. Domino, K. Zymmer, M. Parchomiuk
doaj +3 more sources
Feasibility of high frequency alternating current power distribution for the automobile auxiliary electrical system [PDF]
, 2011 This study investigates the feasibility and potential benefits of high frequency alternating current (HFAC) for vehicle auxiliary electrical systems. A 100Vrms, 50kHz sinusoidal AC bus is compared with 14V DC and 42V DC electrical systems in terms of ...
Antaloae, C. C.
core +3 more sources
Synthesis of input-rectifierless AC/DC converters [PDF]
, 2004 This paper discusses the basic construction procedure and topological possibilities of creating ac/dc converters out of simple dc/dc converters. It is shown that two separately controlled dc/dc converters are sufficient for producing a regulated dc ...
Pong, BMH +11 more
core +3 more sources
Cost and losses associated with offshore wind farm collection networks which centralise the turbine power electronic converters [PDF]
, 2013 Costs and losses have been calculated for several different network topologies, which centralise the turbine power electronic converters, in order to improve access for maintenance.
Anaya-Lara, Olimpo, Parker, Max
core +1 more source
Three-phase DC/AC power converter with power quality optimization
Inge CuC, 2022 Introduction— The DC/AC power conversion systems currently used in multiple applications such as alternative energy sources involve power quality problems due to voltage regulations and distortions such as those caused by harmonic distortion. Objective— Develop a power converter prototype that, through a multi-objective genetic algorithm, allows ...
Jorge Luis Diaz Rodriguez +2 more
openaire +1 more source
Two-Port Characterization and Transfer Immittances of AC-DC Converters–Part II: Applications
IEEE Open Journal of Power Electronics, 2021 This two-part paper presents a general method to model three-phase ac-dc converters as two-port networks for power system stability studies. Part I of the work has developed the two-port network models and identified two types of transfer characteristics
Jian Sun
doaj +1 more source
IEEE Access, 2022 Wide-scale adoption and projected growth of electric vehicles (EVs) necessitate research and development of power electronic converters to achieve high power, low-cost, and reliable charging solutions for the EV battery.
Md Safayatullah +4 more
doaj +1 more source
Tradeoffs between AC power quality and DC bus ripple for 3-phase 3-wire inverter-connected devices within microgrids [PDF]
, 2011 Visions of future power systems contain high penetrations of inverters which are used to convert power from dc (direct current) to ac (alternating current) or vice versa.
Finney, Stephen J. +2 more
core +3 more sources