Results 21 to 30 of about 2,335,034 (244)

A hybrid multilevel converter for medium and high voltage applications [PDF]

open access: yes, 2010
This paper investigates the suitability of the hybrid multilevel converter for medium and high voltage application. The converter operation, modulation, and capacitor voltage balancing method are described in detail.
Ahmed, Khaled   +4 more
core   +3 more sources

Computationally Efficient MPC for Modular Multilevel Matrix Converters Operating With Fixed Switching Frequency

open access: yesIEEE Open Journal of the Industrial Electronics Society, 2023
Modular multilevel matrix converters stand out for their performance in ac–ac high-power conversion. However, they require multiple control loops to govern the currents from both ac ports, the internal circulating currents, and the capacitor ...
Rodrigo H. Cuzmar   +5 more
doaj   +1 more source

Operation, Design, and Losses of the Modular Multilevel Matrix Converter in a Flywheel Energy Storage System

open access: yesIEEE Open Journal of Industry Applications, 2023
This article presents an analysis of selected characteristics of the modular multilevel matrix converter (M3C) operating a doubly fed induction generator (DFIG) in a flywheel energy storage system.
Jonas Kienast   +2 more
doaj   +1 more source

Induction motor drive based on modular-multilevel converter with ripple-power decoupling channels [PDF]

open access: yes, 2022
A driving system for a three-phase variable-speed induction machine-based modular multilevel converter (MMC) with magnetic channels operating at high frequencies-connecting adjacent-arm submodules is displayed in this paper.
Hassan, Turki Kahawish   +3 more
core   +2 more sources

Modeling and Control of Modular Multilevel Matrix Converter for Low-Frequency AC Transmission

open access: yesEnergies, 2023
The modular multilevel matrix converter (M3C) is the core component in low-frequency AC (LFAC) transmission, which is a competitive scheme for offshore wind power integration.
Zheren Zhang, Yanqiu Jin, Zheng Xu
doaj   +1 more source

Research on fault diagnosis and online monitoring method of M3C submodules

open access: yesZhejiang dianli, 2023
There are a large number of submodules in modular multilevel matrix converter (M3C). Conventional fault detection and location methods have problems such as low efficiency, insufficient coverage and poor equivalence.
LI Chenchen   +6 more
doaj   +1 more source

Fault-tolerant control for a modular generator and converter scheme for direct-drive wind turbines : Industrial Electronics, IEEE Transactions on [PDF]

open access: yes, 2011
A modular power electronic converter, with a cascaded H-bridge multilevel inverter, has been proposed as the grid interface for a large direct drive wind turbine generator.
Parker, Max   +6 more
core   +3 more sources

Comparison between flying capacitor and modular multilevel inverter [PDF]

open access: yes, 2009
The paper describes the operational principle of flying capacitor and modular multilevel inverters. The detailed discussions of dc link capacitors voltage balancing methods for both inverters are given in order to enable fair comparison. The causes of dc
Anaya-Lara, O.   +5 more
core   +3 more sources

Harmonic characteristics analysis of modular multilevel matrix converter for fractional frequency transmission system

open access: yes电力工程技术, 2022
The modular multilevel matrix converter (M3C) is the core equipment for fractional frequency transmission system (FFTS). The AC-AC conversion of M3C leads to direct coupling of the ac electrical quantities at different frequencies,causing complex ...
SUN Yuwei   +5 more
doaj   +1 more source

Distributed control of a fault tolerant modular multilevel inverter for direct-drive wind turbine grid interfacing [PDF]

open access: yes, 2013
Modular generator and converter topologies are being pursued for large offshore wind turbines to achieve fault tolerance and high reliability. A centralized controller presents a single critical point of failure which has prevented a truly modular and ...
Parker, Max, Ran, Li, Finney, Stephen
core   +4 more sources

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