Results 31 to 40 of about 14,500 (284)

Design Considerations for a Voltage-Boosting DC-AC Modular Multilevel Converter [PDF]

open access: yes, 2015
The Modular Multilevel Converter (M2C) is a relatively recent addition to the family of multilevel power converters. This paper describes the topology, dynamic phasor modeling, and operation of a voltage boosting DC-AC Modular Multilevel Converter.
Ramírez Prieto, Dionisio   +3 more
core   +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

Research of influence of dead time by carrier phase shifted modulation on modular multilevel converter

open access: yesGong-kuang zidonghua, 2013
The paper analyzed influence of dead time on single sub-module of modular multilevel converter and reached conclusions that the sub-module will produce positive dead voltage from inserted state to cut-off state when arm current is positive and negative ...
SONG Ping-gang, LI Yun-feng, WANG Li-na
doaj   +1 more source

Analysis and design of a modular multilevel converter with trapezoidal modulation for medium and high voltage DC-DC transformers [PDF]

open access: yes, 2015
Conventional dual active bridge topologies provide galvanic isolation and soft-switching over a reasonable operating range without dedicated resonant circuits.
Adam, Grain P.   +4 more
core   +2 more sources

ESBC: an enhanced modular multilevel converter with H-bridge front end [PDF]

open access: yes, 2017
This paper presents the Enhanced Series Bridge Converter (ESBC), a hybrid modular multilevel converter with H-bridge front end suitable for high power grid applications.
Amankwah, Emmanuel   +4 more
core   +1 more source

Grid Integration of Offshore Wind Farms Using Modular Marx Multilevel Converters [PDF]

open access: yes, 2012
This paper proposes the use of a Modular Marx Multilevel Converter, as a solution for energy integration between an offshore Wind Farm and the power grid network.
Encarnação, Luís   +3 more
core   +2 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

Design and implementation of 30kW 200/900V LCL modular multilevel based DC/DC converter for high power applications [PDF]

open access: yes, 2016
This paper presents the design, development and testing of a 30kW, 200V/900V modular multilevel converter (MMC) based DC/DC converter prototype. An internal LCL circuit is used to provide voltage stepping and fault tolerance property.
Aboushady, A.   +3 more
core   +2 more sources

Distributed Control for a Modular Multilevel Converter [PDF]

open access: yesIEEE Transactions on Power Electronics, 2018
Conventional centralized control strategies may reduce the flexibility and expandability of a modular multilevel converter (MMC) system. To tackle this issue, this paper proposes a distributed control architecture that is capable of assigning certain control tasks to distributed local controllers and improves the modularity of an MMC system.
Shunfeng Yang, Yi Tang, Peng Wang
openaire   +3 more sources

Reducing Submodule Capacitance for Modular Multilevel Converter-Based Medium-Voltage Wind Power Converter

open access: yesFrontiers in Energy Research, 2022
This study presents a strategy to reduce the capacitance of the submodule (SM) capacitor of a modular multilevel converter-based medium-voltage wind power converter. The design of the SM capacitor of the modular multilevel converter (MMC) should consider
Jianhang Qian   +4 more
doaj   +1 more source

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