Results 1 to 10 of about 14,431 (215)

Mixed cells modular multilevel converter [PDF]

open access: yes2014 IEEE 23rd International Symposium on Industrial Electronics (ISIE), 2014
This paper uses a scaled down version of the mixed cells modular multilevel converter (MMC) to discuss its modulation and capacitor voltage balancing method, and investigates its AC and DC fault ride-through capability.
Adam, G. P., Ahmed, K.H., Williams, B.W.
core   +4 more sources

AC–AC Modular Multilevel Converter—Hexverter

open access: yesEnergies, 2022
This article proposes the study, control and analysis of the topology of an AC–AC modular multilevel converter, known in the literature as the Hexverter.
Cesar A. Arbugeri   +2 more
doaj   +3 more sources

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

Study of start-up decoupling controller for modular multilevel converter [PDF]

open access: yesE3S Web of Conferences, 2021
Modular multilevel converters are widely used in power systems because of their significant advantages. In this paper, a dynamic mathematical model is established by analyzing the topology, operating principle and switching function of the modular ...
Zhang Xinlin   +3 more
doaj   +1 more source

Performance Analysis of Modular Multilevel Converter and Modular Multilevel Series Converter under Variable-Frequency Operation Regarding Submodule-Capacitor Voltage Ripple

open access: yesEnergies, 2021
The modular multilevel converter is capable to reach high-voltage levels with high flexibility, high reliability, and high power quality as it became the standard solution for high-power high-voltage applications that operate with fixed frequency ...
Gustavo Gontijo   +3 more
doaj   +1 more source

Novel Converter Topology With Reduced Cost, Size and Weight for High-Power Medium-Voltage Machine Drives: 3x3 Modular Multilevel Series Converter

open access: yesIEEE Access, 2021
The modular multilevel converter is considered the state-of-the-art power electronic solution for high-power high-voltage applications that require a DC stage and that operate with fixed frequency at their AC terminals.
Gustavo F. Gontijo   +3 more
doaj   +1 more source

A Novel Z-Type Self-Balancing Modular Multilevel Converter for Flywheel Driving Applications [PDF]

open access: yesE3S Web of Conferences, 2021
With the development of flywheel technology, the speed and the voltage level of flywheel continue to increase. The Z-type self-balancing modular multilevel converter can have a wide frequency range at medium voltage and is suitable for flywheel driving ...
Cheng Shuoqi   +4 more
doaj   +1 more source

Cyber-Attacks in Modular Multilevel Converters

open access: yesIEEE Transactions on Power Electronics, 2022
Distributed control of modular multilevel converter (MMC) submodules offers several potential benefits such as flexibility and modularity. In this approach, low-level control tasks, such as capacitor voltage balancing, can be distributed amongst controllers placed in the SMs.
Claudio Burgos-Mellado   +6 more
openaire   +3 more sources

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

Modular Multilevel Converters: Control and Applications [PDF]

open access: yesEnergies, 2017
This review article is mainly oriented to the control and applications of modular multilevel converters (MMC). The main topologies of the switching modules are presented, for normal operation and for the elimination of DC faults. Methods to keep the capacitor voltage balanced are included.
Fernando Martinez-Rodrigo   +4 more
openaire   +4 more sources

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