A comprehensive survey of HVDC protection system: fault analysis, methodology, issues, challenges, and future perspective

A Pragati, M Mishra, PK Rout, DA Gadanayak, S Hasan… - Energies, 2023 - mdpi.com
The extensive application of power transfer through high-voltage direct current (HVDC)
transmission links in smart grid scenarios is due to many factors such as high-power transfer …

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 …

Deep learning-based robust dc fault protection scheme for meshed HVdc grids

MZ Yousaf, H Liu, A Raza… - CSEE Journal of Power …, 2022 - ieeexplore.ieee.org
Fast and reliable detection of faults is a significant technical challenge in transient-based
protection for a modular multi-level converter (MMC) based high voltage direct current …

Analyses of different approaches for detecting, classifying and locating faults in a three-terminal VSC-HVDC system

JA Torres, RC dos Santos, Q Yang, J Li - International Journal of Electrical …, 2022 - Elsevier
This paper presents three intelligent approaches for fault detection, classification and
location in a three-terminal VSC-HVDC system. The proposed approaches are all based on …

Multisegmented Intelligent Solution for MT-HVDC Grid Protection

MZ Yousaf, S Mirsaeidi, S Khalid, A Raza, C Zhichu… - Electronics, 2023 - mdpi.com
Fault detection continues to be a relevant and ongoing topic in multiterminal High Voltage
Direct Current (MT-HVDC) grid protection. In MT-HVDC grids, however, high DC-fault …

Multiple random forests based intelligent location of single-phase grounding fault in power lines of DFIG-based wind farm

Y Zhu, H Peng - Journal of Modern Power Systems and Clean …, 2022 - ieeexplore.ieee.org
To address the problems of wind power abandonment and the stoppage of electricity
transmission caused by a short circuit in a power line of a doubly-fed induction generator …

Open-circuit fault detection and classification of modular multilevel converters in high voltage direct current systems (MMC-HVDC) with long short-term memory (LSTM …

Q Wang, Y Yu, HOA Ahmed, M Darwish, AK Nandi - Sensors, 2021 - mdpi.com
Fault detection and classification are two of the challenging tasks in Modular Multilevel
Converters in High Voltage Direct Current (MMC-HVDC) systems. To directly classify the raw …

[HTML][HTML] A novel dc fault protection scheme based on intelligent network for meshed dc grids

MZ Yousaf, S Khalid, MF Tahir, A Tzes… - International Journal of …, 2023 - Elsevier
This paper proposes a fault detection and classification scheme for multi-terminal high
voltage direct current (MT-HVdc) lines by integrating discrete wavelet transform (DWT) multi …