Results 11 to 20 of about 3,218 (218)
A Hybrid Modular Multilevel Converter with Partial Embedded Energy Storage
Energies, 2016 Modular and cascaded multilevel converters provide a functional solution for the integration of energy storage systems (ESSs). This paper develops a hybrid multilevel converter based on the modular multilevel converter (MMC) that can be functionally ...
Georgios Konstantinou +3 more
doaj +3 more sources
Cost Analysis and Comparison between Modular Multilevel Converter (MMC) and Modular Multilevel Matrix Converter (M3C) for Offshore Wind Power Transmission [PDF]
15th 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 +2 more sources
Structural Analysis and Modular Control Law for Modular Multilevel Converter (MMC)
, 2020 This paper proposes an in-depth analysis from the control point of view of dynamic models of a modular multilevel converter (MMC) for high-voltage direct current (HV-DC) application. Firstly, a generic method of analysis is presented for a natural arm-level state-space model. Its structural analysis highlights the decoupled nature of the MMC. Secondly,
Steckler, Pierre-Baptiste +3 more
core +4 more sources
Hybrid modular multilevel converter (MMC) applications under over-modulation [PDF]
, 2022 The Modular Multilevel Converter (MMC) has become a prominent converter topology due to its several advantages: high modularity, high scalability, low harmonic distortion, and high efficiency. In particular, due to its modular structure, it is possible to increase its voltage rating by stacking extra cells. The MMC has been successfully applied to high
Donoso Merlet, Felipe Octavio
core +4 more sources
Optimal Design and Control of MMC STATCOM for Improving Power Quality Indicators
Applied Sciences, 2020 In recent years, modular multilevel converters (MMC) are becoming popular in the distribution and transmission of electrical systems. The multilevel converter suffers from circulating current within the converter that increases the conduction loss of ...
Ahmed A. Zaki Diab +4 more
doaj +1 more source
On Comprehensive Description and Analysis of MMC Control Design: Simulation and Experimental Study [PDF]
, 2020 This paper presents an evolution of control systems of Modular Multilevel Converters (MMCs) focusing on the internal voltages and currents dynamics. MMCs have passive components that create extra dynamics compared to conventional VSCs.
ZHANG, Haibo +5 more
core +1 more source
Frontiers 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
Induction motor drive based on modular-multilevel converter with ripple-power decoupling channels
, 2022 A driving system for a three-phase variable-speed induction machine-based modular multilevel converter (MMC) with magnetic channels operating at high frequencies-connecting adjacent-arm submodules is displayed in this paper.
Hassan, Turki Kahawish +1 more
core +1 more source
International Transactions on Electrical Energy Systems, 2022 Nowadays, researchers focus on the modular multilevel converter (MMC), due to its modularity structure, effective sharing of voltages among the submodule switches, and betterment in the quality of the voltage and current waveforms.
T. M. Thamizh Thentral +7 more
doaj +1 more source
Sukkur IBA Journal of Emerging Technologies, 2021 The research paper presents the control strategy to reduce THD (Total Harmonic Distortions) losses by the implementation of the Nearest Level Modulation control technique in a Modular Multilevel Converter. Modular Multilevel Converter is found one of the
engr Baqir Ali Shah +4 more
doaj +1 more source