Results 201 to 210 of about 17,156 (263)
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Impedance Modeling and Stability Analysis of Energy Controlled Modular Multilevel Converter

IEEE Transactions on Power Delivery, 2023
In recent years, the modular multilevel converter (MMC) has been widely used in high-voltage dc (HVDC) transmission, which, however, brings about various stability issues, such as sub-synchronous oscillation (SSO).
J. Lyu, Jiahao Yin, Hao Zhu, X. Cai
semanticscholar   +1 more source

Space-Vector-Equalized Predictive Current Control Scheme for the Modular Multilevel Converter With Improved Steady-State Performance

IEEE transactions on industrial electronics (1982. Print), 2023
A large number of control options and steady-state tracking errors are two main challenges for model predictive control in the modular multilevel converter (MMC).
Qian Xiao   +6 more
semanticscholar   +1 more source

Design of an improved modular multilevel converter reconfigurable equalization scheme based on difference of voltage variation

Journal of Electrochemical Energy Conversion and Storage, 2023
In order to solve the problem of lower available capacity and shorter cycle life due to the barrel effect of series-connected batteries, as well as the problem of pseudo-equalization caused by battery aging, this paper proposes an improved Modular ...
Li Liao   +4 more
semanticscholar   +1 more source

A Modular Multilevel Converter Station With Multiple MVac Ports

IEEE transactions on industrial electronics (1982. Print), 2023
Medium voltage (MV) ac–dc hybrid distribution network attracts much interest due to its high reliability, high power quality, and high compatibility with distributed generation and dc loads.
Jianwen Zhang   +6 more
semanticscholar   +1 more source

The Enhanced Modular Multilevel Converter With DC Fault Blocking Capability

IEEE transactions on power electronics, 2023
The large energy-storage requirement and lack of dc fault-tolerant capability are the major drawbacks of modular multilevel converters (MMC). To address these issues, alternate hybrid topologies have been developed, but these are all non-modular, and ...
G. A. Reddy, A. Shukla
semanticscholar   +1 more source

Modular multilevel converter (MMC) based resonant high voltage multiplier

2015 IEEE Energy Conversion Congress and Exposition (ECCE), 2015
This paper addresses the limitation of current technologies in the interconnection between medium-voltage (MV) DC and high-voltage (HV) DC grids. One transformerless approach is proposed to achieve bidirectional high power transfer and high step up/down ratio, which can be configured to interface with different grids connection. The proposed technology
Liming Liu, Sandeep Bala
openaire   +1 more source

Analysis and Design of a Novel Hybrid Modular Multilevel Converter With Time-Sharing Alternative Arm Converter

IEEE transactions on industrial electronics (1982. Print), 2023
In this article, we propose a time-sharing principle-based modular multilevel converter (TS-MMC) for medium- to high-voltage power transmission applications, which is designed with a lightweight running feature.
Ming Huang   +3 more
semanticscholar   +1 more source

Analysis, Limitations, and Opportunities of Modular Multilevel Converter-Based Architectures in Fast Charging Stations Infrastructures

IEEE transactions on power electronics, 2022
As fast and ultrafast charging stations (FCS/UFCS) increase their degree of penetration in the grid, it becomes beneficial to connect them directly at the medium-voltage (MV) level, as this reduces volume, losses, and cost.
L. Camurca   +3 more
semanticscholar   +1 more source

Design and Analysis Methodology for Modular Multilevel Converters (MMC)

IEEE Latin America Transactions, 2018
The design and analysis of the modular multilevel converter (MMC) are usually performed with simulation softwares in an interactive mode. Each parameter is individually set in order to analyze the effect on the converter output, which in turn, demands a lot of time of the user.
Renner Sartorio Camargo   +4 more
openaire   +1 more source

A Hybrid Modular Multilevel Converter (MMC) for MVDC Application

2019 10th International Conference on Power Electronics and ECCE Asia (ICPE 2019 - ECCE Asia), 2019
This paper presents a hybrid modular multilevel converter (MMC) applied in medium voltage dc (MVDC) system that is able to generate more voltage levels on the arms when the same or even less number of sub-modules are utilized. Each arm of the presented MMC is comprised of the upper part (made of series-connected half-bridge submodules (HBSMs)) and the ...
C. Wang, Y.M. Yang, P.Y. Zhu
openaire   +1 more source

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