Results 21 to 30 of about 514,782 (282)

A current source inverter with series connected AC capacitors for photovoltaic application with grid fault ride through capability [PDF]

open access: yes, 2009
The current source inverter (CSI) is preferred to interface a renewable source such photovoltaics (PV) to the AC power grid because it can provide smooth current source in the DC side, which fits to the PV behaviour and also steps-up the voltage from DC ...
Klumpner, Christian   +2 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

Analysis and Suppression of Voltage Harmonic Distortions of the Single-Phase High Frequency Link Matrix-Type DC–AC Converter

open access: yesIEEE Access, 2022
The single-phase high frequency link (HFL) matrix-type DC-AC converter has been widely explored due to its high efficiency, light weight, and high power density, which offers galvanic isolation power conversion without bulky dc link capacitors and soft ...
Wenjie Zhu   +5 more
doaj   +1 more source

A Common DC-Bus-Configured Traction Motor Emulator Using a Virtually Isolated Three-Phase AC-DC Bidirectional Converter

open access: yesIEEE Access, 2021
An industrial drive testing, with a ‘real-machine’ can pave way, for some serious issues to test-bench and motor. A slight disturbance in control logic amid testing, can damage the physical machine or drive.
Arvind H. Kadam, Sheldon S. Williamson
doaj   +1 more source

A new modulation strategy on isolated battery charger with wide input and output voltage range

open access: yesIET Power Electronics, 2023
A new wide voltage operation range isolated battery charger, which is composed of an asymmetric T‐type AC–DC power rectifier and a modified re‐configurable half bridge DC–DC power converter, is proposed in this paper.
Hurng‐Liahng Jou   +5 more
doaj   +1 more source

Power Quality Enhancement in Electricity Grids with Wind Energy Using Multicell Converters and Energy Storage [PDF]

open access: yes, 2019
In recent years, the wind power industry is experiencing a rapid growth and more wind farms with larger size wind turbines are being connected to the power system.
Allali, Ahmed   +5 more
core   +2 more sources

Space-vector-modulated three-level inverters with a single Z-source network [PDF]

open access: yes, 2012
The Z-source inverter is a relatively recent converter topology that exhibits both voltage-buck and voltage-boost capability. The Z-source concept can be applied to all dc-to-ac, ac-to-dc, ac-to-ac, and dc-to-dc power conversion whether two-level or ...
Clare, Jon C.   +3 more
core   +1 more source

Temporally Coordinated Energy Management for AC/DC Hybrid Microgrid Considering Dynamic Conversion Efficiency of Bidirectional AC/DC Converter

open access: yesIEEE Access, 2020
Multiple uncertainties from renewable energy sources, power loads and bidirectional AC/DC converter have brought great challenges to the energy management of AC/DC hybrid microgrid.
Bin Wei   +5 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

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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