Results 41 to 50 of about 8,959 (234)

High Voltage Gain DC/DC Converter Using Coupled Inductor and VM Techniques

open access: yesIEEE Access, 2020
In this study, a new non-isolated high voltage gains dc/dc converter using coupled inductor and voltage multiplier techniques (diode/capacitor) is presented. The voltage gain will be increased by increasing the turns ratio (N) and the number of stages of
Xiaochao Fan   +5 more
doaj   +1 more source

Fractional control of an offshore wind system [PDF]

open access: yes, 2018
This paper presents a simulation on a way to improve the ability of an offshore wind system to recover from a fault in the rectifier converter. The system comprises a semi-submersible platform, a variable speed wind turbine, a synchronous generator with ...
Melício, Rui   +2 more
core   +1 more source

Comparative Analysis of Various Multicarrier Modulation Techniques for Different Multilevel Converters

open access: yesJournal of Engineering, 2018
The applications of Multilevel Converter (MLC) are increased because of the huge demand for clean power; especially these types of converters are compatible with the renewable energy sources. In addition, these new types of converters have the capability
Omar Talal Mahmood Altaee   +1 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

An efficient soft-switched vienna rectifier topology for EV battery chargers

open access: yesEnergy Reports, 2021
The requirement of high power rated, efficient and high power density grid connected converters has increased due to their extended use in multiple applications such as battery chargers.
Abdar Ali   +4 more
doaj   +1 more source

Comparison of single-phase matrix converter and H-bridge converter for radio frequency induction heating [PDF]

open access: yes, 2007
This paper compares the newly developed single-phase matrix converter and the more conventional H- bridge converter for radio frequency induction heating.
Bingham, Chris   +3 more
core   +1 more source

Beyond Earth: Resilience of Quasi‐2D Perovskite Solar Cells in Space

open access: yesAdvanced Materials, EarlyView.
In the article (DOI: 10.1002/adma.202520433), Christoph Putz and co‐workers demonstrate rigid quasi‐2D perovskite solar cells operating in low Earth orbit, delivering stable power for more than 100 days under real‐space conditions. In‐orbit performance is correlated with extensive ground‐based thermal and proton‐irradiation studies on rigid and ...
Christoph Putz   +17 more
wiley   +1 more source

Patterning of Lead Halide Perovskite Device Stacks on CMOS Readout Using Selective Microfabrication Protocols

open access: yesAdvanced Materials, EarlyView.
We present a microfabrication and integration strategy for lead halide perovskite photodetectors on electronic readouts. Standard photolithography, aqueous processing, selective transparent electrode etching, and plasma‐assisted pixel isolation enable precise monolithic integration of patterned 400 × 400 perovskite microphotodetector arrays on a CMOS ...
Sergey Tsarev   +14 more
wiley   +1 more source

A Buck-Boost Converter Modified to Utilize 600V GaN Power Devices in a PV Application Requiring 1200V Devices

open access: yesAdvances in Electrical and Computer Engineering, 2015
This paper presents a buck-boost converter which is modified to utilize new 600 V gallium nitride (GaN) power semiconductor devices in an application requiring 1200 V devices.
SRDIC, S., DESPOTOVIC, Z.
doaj   +1 more source

Comparison between two VSC-HVDC transmission systems technologies : modular and neutral point clamped multilevel converter [PDF]

open access: yes, 2009
The paper presents a detail comparison between two voltage source converter high voltage dc transmission systems, the first is based on neutral point-clamped (also known as HVDC-Light) and the second is based on innovative modular multilevel converter ...
Adam, G.P.   +5 more
core  

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