Overcurrent Mechanism and Suppression Control for MMC Arms in Hybrid Cascaded HVDC System

The hybrid cascaded HVDC system employs a line commutated converter (LCC) as the rectifier and an LCC in series with multiple paralleled modular multilevel converters (MMCs) as the inverter. MMC arms are susceptible to overcurrent following a severe AC fault at the receiving end, however, its fundam...

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Bibliographic Details
Main Authors: Nan Zhang, Xiaodong Li, Zheren Zhang, Zheng Xu
Format: Article
Language:English
Published: China electric power research institute 2025-01-01
Series:CSEE Journal of Power and Energy Systems
Subjects:
Online Access:https://ieeexplore.ieee.org/document/10436594/