[HTML][HTML] Review of protection systems for multi-terminal high voltage direct current grids

MJ Perez-Molina, DM Larruskain, PE Lopez… - … and Sustainable Energy …, 2021 - Elsevier
Given the current evolution of Voltage Source Converters (VSC), Multi-Terminal High
Voltage Direct Current (MTDC) grids are now becoming a real possibility. Still, some …

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 …

Analysis and validation of wavelet transform based DC fault detection in HVDC system

YM Yeap, N Geddada, A Ukil - Applied Soft Computing, 2017 - Elsevier
Fault detection plays an important role in both conventional AC and upcoming DC power
systems. This paper aims to study the application of discrete wavelet transform (WT) for …

Anomaly detection method in railway using signal processing and deep learning

J Shim, J Koo, Y Park, J Kim - Applied Sciences, 2022 - mdpi.com
In this paper, anomaly detection of wheel flats based on signal processing and deep
learning techniques is analyzed. Wheel flats mostly affect running stability and ride comfort …

Analysis of local measurement-based algorithms for fault detection in a multi-terminal HVDC grid

MJ Pérez Molina, DM Larruskain, P Eguía López… - Energies, 2019 - mdpi.com
One of the most important challenges of developing multi-terminal (MT) high voltage direct
current (HVDC) grids is the system performance under fault conditions. It must be …

Frequency-domain based fault detection: Application of short-time fourier transform

A Ukil, YM Yeap, K Satpathi, A Ukil, YM Yeap… - Fault analysis and …, 2020 - Springer
This chapter introduces the frequency-domain based transient analysis of the dc fault
currents. Short-Time Fourier Transform (STFT) based fault analysis has been proposed as a …

Modelling of DC shipboard power system

K Satpathi, A Ukil, N Thukral… - 2016 IEEE international …, 2016 - ieeexplore.ieee.org
Modelling and simulation of emerging DC shipboard power system (SPS) is required to
validate the hardware design, converter control and protection algorithms. As DC SPSs may …

Fault detection in HVDC transmission line by S-transform technique

K Singh, A Ukil - 2019 IEEE PES Asia-Pacific Power and …, 2019 - ieeexplore.ieee.org
Consumption of electrical energy has increased many folds in the recent time due to its use
for industrial, commercial, agricultural, domestic and social purposes. HVDC technology is …

Comparison of current-only directional protection in AC and DC power systems

K Satpathi, A Ukil, SS Nag, J Pou… - 2018 IEEE Innovative …, 2018 - ieeexplore.ieee.org
Future distribution systems are conceived to be largely based on hybrid ac/dc power system
architectures thus reaping the benefits of both ac and dc power systems. Directional …

Fault identification in AC and DC systems using STFT analysis of high frequency components

A Ukil, YM Yeap, K Satpathi… - 2017 IEEE Innovative …, 2017 - ieeexplore.ieee.org
Transient response has significant importance for the fault analysis of both the established
high voltage AC transmission and upcoming high voltage DC (HVDC) power systems. Due …