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High impedance single-phase faults diagnosis in transmission lines via deep reinforcement learning of transfer functions
Accurate and fast fault detection in transmission lines is of high importance to maintain the
reliability of power systems. Most of the existing methods suffer from false detection of high …
reliability of power systems. Most of the existing methods suffer from false detection of high …
A review of time reversal-based methods applied to fault location in power networks
Electromagnetic time reversal (EMTR)-based methods have been applied to the problem of
fault location in power networks since 2012. Over the past decade, considerable theoretical …
fault location in power networks since 2012. Over the past decade, considerable theoretical …
Electromagnetic time reversal fault location method based on characteristic frequency of traveling waves
H Cui, Q Yang, J Sun, T Zhou… - IEEE Transactions on …, 2023 - ieeexplore.ieee.org
In its application to locate ground faults, the electromagnetic time reversal (EMTR) method
uses voltage from only a single point. However, when a high-impedance fault (HIF) occurs …
uses voltage from only a single point. However, when a high-impedance fault (HIF) occurs …
A distribution line fault location estimation algorithm based on electromagnetic time-reversal method calculated in the finite difference time domain
J Sun, Q Yang, W Xu, W He - IEEE Transactions on …, 2022 - ieeexplore.ieee.org
The distribution line is an important part of a power system. How to quickly eliminate faults is
of great significance to improve the power supply reliability. Based on electromagnetic time …
of great significance to improve the power supply reliability. Based on electromagnetic time …
Distribution line fault location with unknown fault impedance based on electromagnetic time reversal
J Sun, Q Yang, H Cui, J Ran… - IEEE Transactions on …, 2021 - ieeexplore.ieee.org
Rapid and accurate location of power distribution line faults is essential for power system
reliability improvement. Based on the electromagnetic time reversal (EMTR), an improved …
reliability improvement. Based on the electromagnetic time reversal (EMTR), an improved …
A data-driven fault location algorithm based on the electromagnetic time reversal in mismatched media
The classical electromagnetic time reversal (EMTR) fault location method in power systems
requires multiple simula-tions in the backward step, assuming different guessed fault loca …
requires multiple simula-tions in the backward step, assuming different guessed fault loca …
Flexible noncontact approach for fault location of transmission lines using electro-optic field sensors
Locating faults in transmission lines is important for the safety and continuous operation of
power systems. The existing fault location methods based on traveling waves mostly use …
power systems. The existing fault location methods based on traveling waves mostly use …
[HTML][HTML] Fault location based on variable mode decomposition and kurtosis calibration in distribution networks
X Wang, F Zhang, J Gao, L Guo, X Wang… - International Journal of …, 2023 - Elsevier
There are many affected factors for the traditional traveling wave detection method applied
to distribution networks, and the wave head calibration needs to be more accurate. This …
to distribution networks, and the wave head calibration needs to be more accurate. This …
A wavenumber domain reflectometry approach to locate and image line-like soft faults in cables
Soft fault detection for cables is of great significance to secure modern power system since
the soft fault will gradually develop into a hard fault or electrical fire. The existing detection …
the soft fault will gradually develop into a hard fault or electrical fire. The existing detection …
Aging monitoring of bond wires based on differential mode conducted interference spectrum for IGBT module
C Chu, C Dong, M Du, X Zhou… - IEEE Transactions on …, 2021 - ieeexplore.ieee.org
This article presents a method for monitoring the aging of insulate gate bipolar transistor
(IGBT) module bond wires based on the spectrum characteristics of differential mode (DM) …
(IGBT) module bond wires based on the spectrum characteristics of differential mode (DM) …