Primary and backup fault detection techniques for multi‐terminal HVdc systems: a review

M Zain Yousaf, H Liu, A Raza… - IET Generation …, 2020 - Wiley Online Library
Fault detection and location estimation in a multi‐terminal high voltage direct current (MTdc)
transmission system based on voltage source converter (VSC) technology plays a vital role …

Fault detection and classification in MMC-HVDC systems using learning methods

Q Wang, Y Yu, HOA Ahmed, M Darwish, AK Nandi - Sensors, 2020 - mdpi.com
In this paper, we explore learning methods to improve the performance of the open-circuit
fault diagnosis of modular multilevel converters (MMCs). Two deep learning methods …

ANN‐based robust DC fault protection algorithm for MMC high‐voltage direct current grids

W Xiang, S Yang, J Wen - IET Renewable Power Generation, 2020 - Wiley Online Library
Fast and reliable protection is a significant technical challenge in the modular multilevel
converter (MMC)‐based DC grids. The existing fault detection methods suffer from the …

Protection scheme for multiterminal HVDC system based on wavelet transform modulus maxima

Q Huai, K Liu, H Ding, L Qin - IEEJ Transactions on Electrical …, 2020 - Wiley Online Library
Fault protection is a major issue in the development of multiterminal high‐voltage direct
current (HVDC) system based on voltage‐source converter. Owing to the rapid increase in …

Design of 500kv hybrid hvdc circuit breaker control and protection system

Z Lin, J Qin, H Ma, J Liu, B Yang… - 2020 4th International …, 2020 - ieeexplore.ieee.org
In terms of timeliness and reliability, the performance requirements of the control and
protection system of the Zhangbei 500kV hybrid high-voltage DC circuit breaker is put …