Discrete Fréchet distance algorithm based criterion of transformer differential protection with the immunity to saturation of current transformer

H Weng, S Wang, Y Wan, X Lin, Z Li, J Huang - International Journal of …, 2020 - Elsevier
The saturation of current transformers (CTs) has adverse impact on the reliability of the
transformer differential protection. However, the overall phase information of currents are …

Experimental Performance Evaluation of the -Based Bus Differential Protection

SA Saleh, E Ozkop, R Ahshan… - IEEE Transactions …, 2023 - ieeexplore.ieee.org
This paper presents the experimental performance assessment of the-based bus differential
protection (BDP). This protection is developed for buses that interconnect battery storage …

Instantaneous-power-based busbar numerical differential protection

FAM Vásquez, KM Silva - IEEE Transactions on Power Delivery, 2019 - ieeexplore.ieee.org
This paper presents a new method for busbar differential protection based on the
instantaneous power concept. In order to do so, the instantaneous power per phase of each …

Enhanced generalized alpha plane for numerical differential protection applications

RG Bainy, KM Silva - IEEE transactions on power delivery, 2020 - ieeexplore.ieee.org
This paper revisits the generalized alpha plane (GAP) formulation applied to differential
protection of multi-terminal apparatus. The GAP formulation is improved by aiming for three …

Testing a bus-differential protection for buses interconnecting battery storage systems

SA Saleh, E Ozkop, CS Mardegan… - IEEE Transactions on …, 2021 - ieeexplore.ieee.org
This article presents the implementation and performance testing of a bus-differential
protection for buses, which interconnect battery storage systems (BSSs). The proposed bus …

[PDF][PDF] 故障分量虚拟电压差夹角余弦母线保护方法

杨秀川, 夏经德, 邵文权, 王晓卫, 苗思雨, 徐彦 - 科学技术与工程, 2023 - stae.com.cn
摘要针对母线比率差动保护在区内故障有汲出电流情况下, 由于元件灵敏度下降导致保护整组
动作速度减慢或拒动问题, 采用故障分量虚拟电压差夹角余弦的母线保护新方法 …

A new principle for initial traveling wave active power differential busbar protection

H Wu, X Dong, Q Wang - IEEE Access, 2019 - ieeexplore.ieee.org
To avoid the impact of the transient saturation of a current transformer, a fast busbar
protection method based on the initial traveling wave integrated active power differential …

High-Frequency-Based Transmission Line Percentage Differential Protection with Traveling Wave Alignment

IF Prado, FB Costa, KM Silva, RP Medeiros… - IEEE …, 2024 - ieeexplore.ieee.org
This paper presents a wavelet-based differential protection algorithm for transmission lines.
It uses restraint and operating components obtained with high-frequency components of a …

Non-Stationary Phase Digital Relay for Arcing Current Faults in Medium-to-Low Voltage Power Transformers

SA Saleh, M Haj-Ahmed, R Ahshan… - IEEE Transactions …, 2024 - ieeexplore.ieee.org
Arcing current faults (ACFs) occurring in a medium-low voltage transformer represent a
challenge for transformer protection. Such faults initiate currents with different features from …

Ultra-fast busbar protection employing fast S transform of current signals

M Lashgari, SM Shahrtash - International Journal of Electrical Power & …, 2020 - Elsevier
This paper presents a new method for fast busbar protection based on S transform of current
signals in a substation. In this method high-frequency components of current signals …