Industrial applications of cable diagnostics and monitoring cables via time–frequency domain reflectometry

HM Lee, GS Lee, GY Kwon, SS Bang… - IEEE Sensors …, 2020 - ieeexplore.ieee.org
The demand for cable diagnostics and monitoring techniques has increased significantly in
recent decades. Various diagnostic tests such as partial discharge, dielectric loss, and …

A frequency-domain location method for defects in cables based on power spectral density

Z Tang, K Zhou, P Meng, Y Li - IEEE Transactions on …, 2022 - ieeexplore.ieee.org
This article proposes a cable defect location method based on the power spectral density
(PSD) to improve the accuracy of the existing frequency-domain reflection (FDR) method …

Research on the steam power system operation condition assessment method based on PCA-AE

H Wang, Y Li, J Guo, G Li, S Sun, Y Wang, B Sun… - Progress in Nuclear …, 2023 - Elsevier
The traditional steam power system operation condition assessment method relies on expert
knowledge and is difficult to achieve complete objectivity. Most data-driven methods require …

Research on condition assessment of nuclear power systems based on fault severity and fault harmfulness

H Wang, Y Li, C Lin, S Yang, G Li, S Sun, Y Tian, J Shi - Energy, 2024 - Elsevier
Obtaining real time quantitative condition assessment results is a focus in the field of nuclear
power system PHM. The existing researches on the nuclear power system condition …

A frequency sweep location method for soft faults of power cables based on MUSIC-pseudospectrum

Z Tang, Y Xu, K Zhou, P Meng… - IEEE Transactions on …, 2023 - ieeexplore.ieee.org
Due to the spurious peaks caused by multireflection and the randomness of the cable
transfer function, the frequency domain reflectometry (FDR) method based on Fourier …

A novel method for sign judgment of defects based on phase correction in power cable

K Zhou, Z Tang, P Meng, J Huang… - IEEE Transactions on …, 2023 - ieeexplore.ieee.org
The phase of the reflected wave at the defect can characterize the change type of the defect.
The frequency domain reflection (FDR) method can be used to locate cable defects based …

Sensitivity improvement in cable faults location by using broadband impedance spectroscopy with Dolph-Chebyshev window

HB Mu, HT Zhang, XY Zou, DN Zhang… - … on Power Delivery, 2021 - ieeexplore.ieee.org
Cable fault location is generally much more difficult if cable defect has not reached the level
of serious breakdown. Traditional methods such as time domain reflectometry (TDR) and …

An efficient cross-terms suppression method in time–frequency domain reflectometry for cable defect localization

XY Zou, HB Mu, HT Zhang, LQ Qu… - IEEE Transactions on …, 2022 - ieeexplore.ieee.org
Time–frequency domain reflectometry (TFDR) is a highly sensitive method to locate the
defects of cables. However, there are cross terms when a multicomponent signal is …

Operating performance assessment based on semi-supervised cluster generative adversarial networks for gold flotation process

D Lu, F Wang, S Wang, K Bu… - IEEE Transactions on …, 2022 - ieeexplore.ieee.org
Operating performance assessment of gold flotation process plays an important role in
improving the metallurgical performances and pursues the best comprehensive economic …

AI-enhanced time–frequency domain reflectometry for robust series arc fault detection in DC grids

HP Park, GY Kwon, CK Lee, SJ Chang - Measurement, 2024 - Elsevier
The generation of series arc fault (SAF) within DC grids poses a significant hazard,
potentially leading to electrical fires. However, developing a diagnostic method that is robust …