Results 21 to 30 of about 673,416 (205)
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
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A centralized local energy storage modular multilevel converter
Frontiers in Energy Research, 2022 The energy storage modular multilevel converter (MMC-ES) has been widely studied for its excellent performance in solving the problems of power difference, voltage fluctuation and effective improvement of power quality in the grid caused by the ...
Ning Li +5 more
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Energies, 2022 Power angle stability of power systems is one of the main factors which restricts the power transmission capacity. In order to prevent the power angle instability of power systems, phase sequence exchange (PSE) is a recently developed emergency control ...
Peng Dong +6 more
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Design of internal dynamics based MMC controller for HVDC transmission
Energy Conversion and Economics, 2020 Currently, the modular multilevel converter (MMC) is the most advanced voltage source converter topology. Because the MMC is a converter topology, the most common approach for controller design is considering the conventional converter model to design ...
Ankit Yadav +2 more
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A hybrid arm‐multiplexing MMC for DC fault ride‐through without blocking
IET Renewable Power Generation, 2023 Considering both the DC fault ride‐through (FRT) and lightweight requirements of modular multilevel converter (MMC), this paper proposes a hybrid arm‐multiplexing modular multilevel converter (HAM‐MMC).
Yi Wang, Yuwei Li, Chen Wang, Jianye Tao
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Comparison between flying capacitor and modular multilevel inverter [PDF]
, 2009 The paper describes the operational principle of flying capacitor and modular multilevel inverters. The detailed discussions of dc link capacitors voltage balancing methods for both inverters are given in order to enable fair comparison. The causes of dc
Anaya-Lara, O. +5 more
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An Improved Phase-Disposition Pulse Width Modulation Method for Hybrid Modular Multilevel Converter
Energies, 2023 The hybrid modular multilevel converter (MMC) consisting of half-bridge submodules (HBSMs) and full-bridge submodules (FBSMs) is a promising solution for overhead lines high-voltage direct current systems (HVDC) due to the advantages of direct current ...
Fayun Zhou +5 more
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Journal of Modern Power Systems and Clean Energy, 2023 This paper proposes a joint limiting control strategy for suppressing DC fault current and arm current in modular multilevel converter-based high-voltage direct current (MMC-HVDC) systems, which includes two target-oriented current limiting controls.
Qin Jiang +6 more
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Energies, 2020 The analysis and calculation of the short-circuit fault current in the DC grid is of great significance to the design and configuration of the converter station and DC circuit breaker parameters.
Haipeng Jia +5 more
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The Journal of Engineering, 2019 This paper presents the design and control of an advanced unidirectional DC/DC modular multilevel converter (MMC) that facilitate the integration of off-shore windfarms with the high-voltage direct current (HVDC) transmission system.
He Liu +4 more
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