Power differential protection for transformer based on fault component network

F Peng, H Gao, J Huang, Y Guo, Y Liu… - IEEE Transactions on …, 2023 - ieeexplore.ieee.org
Current differential protection has been widely used as the primary protection of
transformers. However, inrush currents during transformer energization can cause …

Identification of internal fault against external abnormalities in power transformer using hierarchical ensemble extreme learning machine technique

MB Raichura, NG Chothani… - … Science, Measurement & …, 2020 - Wiley Online Library
Various unwanted phenomena that are taken place in the transformer may occasionally mal‐
operate selected fault classification based protective schemes. Hence, it is necessary to …

A denoising-classification neural network for power transformer protection

Z Li, Z Jiao, A He, N Xu - … and Control of Modern Power Systems, 2022 - ieeexplore.ieee.org
Artificial intelligence (AI) can potentially improve the reliability of transformer protection by
fusing multiple features. However, owing to the data scarcity of inrush current and internal …

Knowledge‐based artificial neural network for power transformer protection

Z Li, Z Jiao, A He - IET Generation, Transmission & Distribution, 2020 - Wiley Online Library
Data‐driven and artificial intelligence based transformer protection has attracted increasing
attention but not been widely applied in the power system owing to the poor generalisation …

Quartile based differential protection of power transformer

AM Shah, BR Bhalja, RM Patel, H Bhalja… - IEEE transactions on …, 2020 - ieeexplore.ieee.org
A new technique for power transformer protection, that depends on the calculation of fault
detection ratio (FDR) based on quartile of superimposed differential currents is presented …

HE-ELM technique based transformer protection

D Patel, N Chothani, D Patel, N Chothani - Digital Protective Schemes for …, 2020 - Springer
Various unwanted phenomena that are taken place in the transformer may occasionally mal-
operate selected fault classification based protective schemes. Hence, it is necessary to …

A frequency-dependent Prandtl–Ishlinskii model of hysteresis loop under rotating magnetic fields

N Alatawneh, M Al Janaideh - IEEE Transactions on Power …, 2019 - ieeexplore.ieee.org
Recently, and during the measurements of core losses in electrical steel laminations, it has
been observed that as the excitation frequency of the rotating field increases the measured …

Optimal time‐current graded coordination of multistage inverse‐time overcurrent relays in distribution networks

R Jalilzadeh Hamidi, A Ahmadian… - … on Electrical Energy …, 2019 - Wiley Online Library
This paper proposes a method for optimal coordination of multistage overcurrent relays
(OCRs) in radial distribution networks, including industrial, rural, and urban grids. The …

Knowledge-based convolutional neural networks for transformer protection

Z Li, Z Jiao, A He - CSEE Journal of Power and Energy …, 2020 - ieeexplore.ieee.org
Deep learning based transformer protection has attracted increasing attention. However, its
poor generalization abilities hinder the application of deep learning in the power system …

Protection and Monitoring of Digital Energy Systems Operation

RJ Hamidi, AB Bhadra - Energy Systems Transition: Digitalization …, 2023 - Springer
Digital transition of energy systems encloses all major parts of the electric grids, including
power system protection and monitoring. This chapter first accurately reviews the basics of …