Fault diagnosis for electrical systems and power networks: A review

CM Furse, M Kafal, R Razzaghi… - IEEE Sensors Journal, 2020 - ieeexplore.ieee.org
In this paper, we review the state of the art in the detection, location, and diagnosis of faults
in electrical wiring interconnection systems (EWIS) including in the electric power grid and …

Diagnosis of shielded cable faults via regression-based reflectometry

GY Kwon, CK Lee, YJ Shin - IEEE Transactions on Industrial …, 2018 - ieeexplore.ieee.org
Fault diagnosis has been studied actively across the electrical industry to help maintain the
stability of electrical equipment. Among this equipment, shielded cables, which are widely …

Condition monitoring of 154 kV HTS cable systems via temporal sliding LSTM networks

GS Lee, SS Bang, HA Mantooth, YJ Shin - IEEE Access, 2020 - ieeexplore.ieee.org
High-temperature superconducting (HTS) cables are expected to be installed in cable
tunnels that are already constructed in urban districts. Therefore, the installation of normal …

Time-Frequency Domain Monitoring Method for the Fault of HTS HVDC Systems Based on AI Classifiers

YS Sim, SJ Chang - IEEE Transactions on Applied …, 2023 - ieeexplore.ieee.org
Since high-temperature superconductor (HTS) based HVDC systems are affected by
temperature and cooling system performance, noise, the monitoring system which can …

Time–frequency-based condition monitoring of 22.9-kV HTS cable systems: Cooling process and current imbalance

GS Lee, SS Bang, GY Kwon, YH Lee… - IEEE Transactions …, 2018 - ieeexplore.ieee.org
In this paper, new time-frequency-based anomaly detection methodology is proposed for the
condition monitoring of high-temperature superconducting (HTS) cable systems. The time …

Coupled electro-thermal transient analysis of superconducting DC transmission systems using FDTD and VEM modeling

DI Doukas, AI Chrysochos… - IEEE Transactions …, 2017 - ieeexplore.ieee.org
In this paper, detailed mathematical formulation of a coupled electro-thermal model for
transient studies of high-temperature superconducting (HTS) transmission systems is …

Modeling of high-temperature superconducting cable via time domain reflectometry and general regression neural network

GY Kwon, SS Bang, YH Lee, GS Lee… - IEEE Transactions on …, 2019 - ieeexplore.ieee.org
When a fault occurs in the high-temperature superconducting (HTS) cable, a fault current
consisting of extremely high frequency components is generated and propagated based on …

Monitoring method for an unbalanced three-phase HTS cable system via time-frequency domain reflectometry

GS Lee, GH Ji, GY Kwon, SS Bang… - IEEE Transactions …, 2018 - ieeexplore.ieee.org
In this paper, we propose a new time-frequency based analysis method that monitors the
state of the high temperature superconducting (HTS) cable system in a real-time manner …

Contactless monitoring technique for live shielded cable via stepped-frequency waveform reflectometry and inductive coupler

YH Lee, GY Kwon, YJ Shin - IEEE Transactions on Industrial …, 2021 - ieeexplore.ieee.org
Low-voltage shielded cables serve critical roles in controlling and measuring advanced
power systems to ensure their reliability and safety. As a consequence, it is important to …

Condition monitoring technique of HTS cable via tangent distance-based template matching coefficient

GY Kwon, YJ Shin - IEEE Transactions on Applied …, 2021 - ieeexplore.ieee.org
To obtain reliable operating of HTS cable system, temperature and pressure are commonly
used as condition monitoring parameters. However, the sensors for the parameters are …