Results 241 to 250 of about 514,782 (282)

Biharmonic-Drive Tunable Josephson Diode. [PDF]

open access: yesNano Lett
Borgongino L   +8 more
europepmc   +1 more source

Defining the Proteome of Sexually Committed Parasites in Plasmodium falciparum. [PDF]

open access: yesMol Cell Proteomics
Venugopal K   +6 more
europepmc   +1 more source

An AC/AC direct power conversion topology having multiple power grid connections with adjustable loading

Second IEE International Conference on Power Electronics, Machines and Drives, 2004
Normally, a power converter has one supply port to connect to the power grid and one or multiple output ports to connect to AC loads that require variable voltage and variable frequency. As the trend on the energy market is towards deregulation, new converter topologies are needed to allow independent producers/consumers to connect to multiple ...
Klumpner, Christian   +1 more
  +5 more sources

Power Flow Control using Modular Multilevel Converter for 3-phase AC/AC Conversion

2020 International Symposium on Power Electronics, Electrical Drives, Automation and Motion (SPEEDAM), 2020
Modular multilevel converter (MMC) has been demandable to the researcher for its scalability and high voltage capability with low harmonic content. Having a completely modular design with cascaded full-bridge cells, MMC can reduce semiconductor losses. The transformer-less MMC is to realize lightweight and downsizing with the attractive performance for
Md Roknuzzaman, Shin-ichi Hamasaki
openaire   +1 more source

Performance evaluation of competent AC-AC power conversion systems

2016 3rd International Conference on Electrical Energy Systems (ICEES), 2016
AC-AC power conversion has become mandate for modern AC loads due to their standardized supply specifications and unavoidable options of being fed with common AC supply. This paper describes a comprehensive comparison of two competent AC-AC power conversion systems viz.
S. Jeevananthan   +2 more
openaire   +1 more source

Control of Soft Switching Solid State Transformer based on Lyapunov Energy Function for Three-phase AC-AC Power Conversion

IECON 2021 – 47th Annual Conference of the IEEE Industrial Electronics Society, 2021
The operation and control for a three-phase to three phase grid-connected solid state soft switching transformer based on Lyapunov energy function has been presented in this paper. Soft switching solid state transformer has been reported in various literature for dc−ac, dc−dc and also ac − ac applications.
Vikram Roy Chowdhury   +2 more
openaire   +1 more source

Power Flow Control using Modular Multilevel Converter with circulating current control for 3-phase AC/AC Conversion

2020 23rd International Conference on Electrical Machines and Systems (ICEMS), 2020
A new AC/AC modular multilevel topology has introduced which is known as the modular multilevel converter (MMC). It reduces semiconductor losses because of its modular design with cascaded full-bridge cells. It is possible to realize lightweight and downsizing having its transformer-less configuration.
Md Roknuzzaman   +3 more
openaire   +1 more source

A three-phase/level unity-power-factor AC-AC converter for wind energy conversion systems

2016 21st Conference on Electrical Power Distribution Networks Conference (EPDC), 2016
Supplying a motor using a wind turbine is one of the most important issues in the field of renewable energy. Here, we introduce a three-phase, unity-power-factor converter as a solution to feed motors with a fixed-speed wind turbine. The converter consists of a Vienna rectifier and a three-level inverter linked together, and the converter can be ...
Omid Alavi, Abbas Hooshmand Viki
openaire   +1 more source

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