Results 91 to 100 of about 2,361 (200)

Characteristics Evaluation and Coordinated Control Strategy of Power-Electronics-Based MMC-HVDC Systems Connected with Wind Farms

open access: yesApplied Sciences
Modular multilevel converter–high-voltage direct current (MMC-HVDC) systems are a key technology for integrating large-scale offshore wind farms due to their flexibility, controllability, and decoupled active and reactive power characteristics.
Lin Xu   +5 more
doaj   +1 more source

Design Procedure of MMC-HVDC System: Comprehensive Consideration of Internal and External Dynamics

open access: yesIEEE Access, 2020
This paper proposes a systematic design procedure with comprehensive consideration of the internal and external dynamics in modular multilevel converter high voltage direct current (MMC-HVDC) transmission system.
Jaesik Kang   +4 more
doaj   +1 more source

Converter station selection method of urban VSC‐DC intertie for grid resilience enhancement

open access: yesHigh Voltage, Volume 10, Issue 3, Page 581-594, June 2025.
Abstract The site selection of converter stations for voltage source converter‐based direct current (VSC‐DC) interties can significantly impact their control performance, particularly when both grid‐following control (GFL) and grid‐forming control (GFM) are configured.
Mingyang Li   +6 more
wiley   +1 more source

A DC fault current fast-computing method of MMC-HVDC grid with short circuit protection equipment

open access: yesFrontiers in Energy Research
The multi-terminal modular multi-level converter-based high voltage direct current (MMC-HVDC) grid with short circuit protection equipment (SCPE) is so complex that it is difficult to estimate its fault current and analyze the performance of SCPE by ...
Xiong Zhang, Xu Yang, Chaoran Zhuo
doaj   +1 more source

A coordinated control of offshore wind power and bess to provide power system flexibility [PDF]

open access: yes, 2021
Article number 4650The massive integration of variable renewable energy (VRE) in modern power systems is imposing several challenges; one of them is the increased need for balancing services.
Acosta M. N.   +3 more
core  

Parallel multi‐rate simulation scheme for modular multilevel converter‐based high‐voltage direct current with accurate simulation of high‐frequency characteristics and field programmable gate array‐based implementation

open access: yesHigh Voltage, Volume 10, Issue 1, Page 17-31, February 2025.
Abstract The real‐time simulation of the modular multilevel converter‐based high‐voltage direct current (MMC‐HVDC) transmission system has become a popular research topic. However, in order to meet the real‐time performance, the real‐time simulation technology will cause additional simulation errors for MMC‐HVDC, especially on its frequency ...
Chongru Liu   +5 more
wiley   +1 more source

Rapid system prototype‐based physical simulation platforms for power systems with high penetration of inverter‐based resources

open access: yesHigh Voltage, Volume 10, Issue 1, Page 3-16, February 2025.
Abstract The traditional power system dominated by synchronous generators is gradually evolving into a power system with high penetration of inverter‐based resources (IBRs). In this paper, the new characteristics that arise from the high penetration of IBRs in power systems are reviewed.
Wei Yao   +6 more
wiley   +1 more source

Overvoltage and Insulation Coordination of Overhead Lines in Multiple-Terminal MMC-HVDC Link for Wind Power Delivery

open access: yesInternational Journal of Rotating Machinery, 2017
The voltage-sourced converter-based HVDC link, including the modular multilevel converter (MMC) configuration, is suitable for wind power, photovoltaic energy, and other kinds of new energy delivery and grid-connection. Current studies are focused on the
Huiwen He   +3 more
doaj   +1 more source

A Novel Overcurrent Suppression Strategy during Reclosing Process of MMC-HVDC

open access: yesApplied Sciences, 2019
A modular multilevel converter based high-voltage DC (MMC-HVDC) system has been the most promising topology for HVDC. A reclosing scheme is usually configured because temporary faults often occur on transmission lines especially when overhead lines are ...
Bin Jiang, Yanfeng Gong
doaj   +1 more source

The sub-module voltage-balanced control strategy of mmc-HVDC based on model prediction control

open access: yesThe Journal of Engineering, 2019
The modular multilevel converter (MMC) has the advantages of high efficiency, low harmonic, modular design, and easy cascade, which has been widely used in the field of high voltage and large capacity energy conversion.
Ming-Guang Zhang, Bo Li
doaj   +1 more source

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