Results 1 to 10 of about 50 (45)

Seven levels highly efficient modular multilevel matrix converter (M3C) for low frequency three-phase AC-AC conversion

open access: yesAutomatika, 2023
An Innovative Modular multilevel matrix converter (M3C) is proposed with reduced number of switching device owing to the improved efficiency, reduced cost and minimizes the size.
V. Karpagam, N. Narmadhai
doaj   +4 more sources

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   +3 more sources

Isolated Modular Multilevel Matrix Converter (I-M3C) Based Novel Solid-State Transformer (SST) With Low-Frequency Medium-Voltage AC Port

open access: yesIEEE Transactions on Power Electronics
This paper proposes a novel solid-state transformer (SST) having a low-frequency medium-voltage AC (LF-MVAC) port distinctively, which can be as the key equipment for smart distribution networks based on LF-MVAC interconnection. The proposed SST has four ports of power-frequency medium-voltage AC (MVAC), LF-MVAC, low-voltage DC (LVDC), and lowvoltage ...
Di Zhu   +8 more
openaire   +4 more sources

Review, Challenges and Potential of AC/AC Matrix Converters CMC, MMMC, and M3C

open access: yesEnergies, 2022
This article presents a review and a comparison of the conventional matrix converter (CMC), multimodular matrix converter (MMMC), and multilevel matrix modular converter (M3C) topologies, which are three of the main topologies of the matrix family.
Luiz Carlos Gili   +2 more
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

Cost Analysis and Comparison between Modular Multilevel Converter (MMC) and Modular Multilevel Matrix Converter (M3C) for Offshore Wind Power Transmission [PDF]

open access: yes15th IET International Conference on AC and DC Power Transmission (ACDC 2019), 2019
This paper focuses on the cost analysis of offshore wind power system using Modular Multilevel Converter (MMC) based HVDC or Modular Multilevel Matrix Converter (M3C) based fractional frequency transmission (FFT). Capital investment and long-term costs due to unavailability, Operation & Maintenance and power loss are analysed.
null Jiajie Luo   +4 more
openaire   +1 more source

Control strategy of the modular multilevel matrix converter under unbalanced grid condition

open access: yes电力工程技术, 2023
Modular multilevel matrix converter (M3C) is a new topology of AC-AC power converter, which has very broad application in low frequency transmission system, high-power asynchronous motor speed regulation and low offshore wind power transmission.
LU Yu   +5 more
doaj   +1 more source

Undisturbed grid connection control strategy for two-terminal flexible low-frequency transmission system

open access: yes电力工程技术, 2022
Low-frequency transmission system (LFTS) based on modular multilevel matrix converter (M3C) has great application potential in offshore wind power transmission,urban power grid and long-distance power transmission.
LU Liwen   +5 more
doaj   +1 more source

Analysis of two-phase operation characteristics of a flexible low-frequency transmission system

open access: yesZhejiang dianli, 2022
The two-phase operation mode of a flexible low-frequency transmission system is based on the M3C (modular multilevel matrix converter). This paper establishes a complex sequence network for the low-frequency system to analyze the steady-state operation ...
LU Yi   +6 more
doaj   +1 more source

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

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