Results 11 to 20 of about 569,080 (244)

Solid-state transformer based on modular multilevel converters [PDF]

open access: yesThe Journal of Engineering, 2019
A new highly compact topology for solid-state transformers is presented. It is based on modular multilevel converters and, therefore, has their usual advantages such as superior voltage shape, high reliability, and scalability.
Patrick Himmelmann, Marc Hiller
doaj   +2 more sources

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

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   +3 more
core   +4 more sources

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

An Overview of Applications of the Modular Multilevel Matrix Converter

open access: yesEnergies, 2020
The modular multilevel matrix converter is a relatively new power converter topology suitable for high-power alternating current (AC)-to-AC applications.
Matias Diaz   +7 more
doaj   +1 more source

Direct Arm Energy Control of the Modular Multilevel Matrix Converter

open access: yesIEEE Access, 2023
Modular multilevel matrix converter is a type of converter used in medium-voltage ac-ac power conversion. Controlling the energy content of the converter arms is a prerequisite for a proper converter operation, and at the same time a challenging control ...
Milan Utvic   +2 more
doaj   +1 more source

RBF Neural Network-Based Sliding Mode Control for Modular Multilevel Converter with Uncertainty Mathematical Model

open access: yesEnergies, 2022
For medium and high-powered applications, modular multilevel converters have become the most promising converter application. In this paper, a sliding mode controller based on an RBF neural network is proposed for a modular multilevel converter.
Xuhong Yang, Haoxu Fang
doaj   +1 more source

A T-Type Modular Multilevel Converter [PDF]

open access: yesIEEE Journal of Emerging and Selected Topics in Power Electronics, 2021
This article proposes a novel modular multilevel converter (MMC) named 'T-type MMC' (T-MMC) for reliable, controllable, and efficient performance in energy conversion applications. Circuitry configurations and control structures are presented with respect to fundamental and additional functions.
Shuren Wang   +2 more
openaire   +3 more sources

Control of an Offshore Wind Farm Considering Grid-Connected and Stand-Alone Operation of a High-Voltage Direct Current Transmission System Based on Multilevel Modular Converters

open access: yesEnergies, 2023
This work presents a control strategy for integrating an offshore wind farm into the onshore electrical grid using a high-voltage dc transmission system based on modular multilevel converters.
Matheus Sene Paulo   +3 more
doaj   +1 more source

Analysis of Asymmetric Hybrid Modular Multilevel Topology for Medium-Voltage Front-End Converter Applications

open access: yesEnergies, 2023
Modular multilevel converters (MMCs) have been conceived as an alternative in front-end converter applications to enhance the converter system’s reliability, minimize total harmonic distortion, and improve power quality.
Muhammad Ali   +4 more
doaj   +1 more source

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