Faulty feeder detection based on image recognition of voltage-current waveforms in non-effectively grounded distribution networks

J Yuan, T Wu, Y Hu, Z Jiao - International Journal of Electrical Power & …, 2022 - Elsevier
Faulty-feeder detection is essential for fault location and fault isolation after single line-to-
ground (SLG) faults in distribution networks. However, the SLG fault currents are weak, and …

Faulty feeder detection based on image recognition of current waveform superposition in distribution networks

J Yuan, Z Jiao - Applied Soft Computing, 2022 - Elsevier
Faulty feeder detection is essential for maintaining the security and stability of energy supply
in distribution networks. However, it is rather difficult to identify a specific faulty feeder owing …

Faulty feeder detection based on fully convolutional network and fault trust degree estimation in distribution networks

J Yuan, Z Jiao - International Journal of Electrical Power & Energy …, 2022 - Elsevier
Faulty feeder detection is crucial to maintaining the safety and stable operation of power
grids after single line-to-ground (SLG) faults occur in distribution networks. Existing detection …

[HTML][HTML] Faulty feeder detection for single phase-to-ground faults in distribution networks based on patch-to-patch CNN and feeder-to-feeder LSTM

J Yuan, Z Jiao - International Journal of Electrical Power & Energy …, 2023 - Elsevier
Faulty feeder detection has always been recognized as an essential issue in guaranteeing
the stable and reliable operation of distribution networks. Existing methods fail to fully exploit …

Faulty-Feeder Detection for Single Phase-to-Ground Faults in Distribution Networks Based on Waveform Encoding and Waveform Segmentation

J Yuan, Z Jiao - IEEE Transactions on Smart Grid, 2023 - ieeexplore.ieee.org
Faulty feeder detection helps ensure the stability and safety of power grids after single-
phase-to-ground (SPG) faults occur in distribution networks. The existing detection …

Faulty feeder detection method for SLG faults in distribution networks based on comprehensive fault characteristics across entire frequency spectrum

J Yuan, Y Hu, Z Jiao - International Journal of Electrical Power & Energy …, 2022 - Elsevier
In the event of a single line-to-ground fault in a non-effectively grounded distribution
network, reliable detection and isolation of faulty feeders aid in ensuring safe network …

Single line-to-ground faulted line detection of distribution systems with resonant grounding based on feature fusion framework

Y Du, Y Liu, Q Shao, L Luo, J Dai… - IEEE Transactions on …, 2019 - ieeexplore.ieee.org
Faulted line detection is a key step of intelligent fault diagnosis of distribution systems, laying
the foundation for the further fault location and service restoration. A novel single line-to …

Fault line detection using waveform fusion and one-dimensional convolutional neural network in resonant grounding distribution systems

J Gao, M Guo, DY Chen - CSEE Journal of Power and Energy …, 2020 - ieeexplore.ieee.org
Effective features are essential for fault diagnosis. Due to the faint characteristics of a single
line-to-ground (SLG) fault, fault line detection has become a challenge in resonant …

A parameter-free approach for fault section detection on distribution networks employing gated recurrent unit

MR Shadi, H Mirshekali, R Dashti, MT Ameli… - Energies, 2021 - mdpi.com
Faults in distribution networks can result in severe transients, equipment failure, and power
outages. The quick and accurate detection of the faulty section enables the operator to avoid …

Faulty feeder detection based on fundamental component shift and multiple-transient-feature fusion in distribution networks

X Wei, D Yang, X Wang, B Wang… - IEEE Transactions on …, 2020 - ieeexplore.ieee.org
When a single-phase-to-ground (SPG) fault occurs in a distribution network, the current is
weak, and the fault conditions are complex; the existing fault detection technologies do not …