An online correction system for electronic voltage transformers

Z Li, C Yu, A Abu-Siada, H Li, Z Li, T Zhang… - International Journal of …, 2021 - Elsevier
As a vital piece of equipment, electronic voltage transformer is widely used in the power
system measurements. The current calibration techniques of this asset class exhibit several …

High ohmic reactor as a shunt limiter (HOR-SL) method for ferroresonance elimination in the distribution system

AM Abdel-Hamed, MM El-Shafhy, EA Badran - IEEE Access, 2022 - ieeexplore.ieee.org
Aberrant system oscillations cause electrical network components to malfunction in a
catastrophic way. Additionally, this results in saturation of the ferromagnetic core …

[PDF][PDF] Ferroresonance in distribution systems–state of the art

MM El-Shafhy, AM Abdel-hamed, EA Badran - Rzeglad Elektrotechniczny, 2022 - pe.org.pl
Recently, there are increasing interest in studying the ferroresonance phenomenon, due to
the various problems it causes to power quality and the destruction of network parts …

Ferro-resonance analysis of capacitor voltage transformer with fast saturation damper

X Ding, K Yang, W Wang, B Liu, X Wang, J Zhang, D Li - Energies, 2022 - mdpi.com
With the increase in capacitor voltage transformer (CVT) operation life, CVT impedance
changes, and the short-time switching of overhead lines, it is very easy to cause a transient …

A signal-superimposed technique for fault location in transmission lines through IED measurements considering communication service failure

TC Lin, ZJ Ye - IEEE Systems Journal, 2020 - ieeexplore.ieee.org
This article presents an innovative fault location algorithm utilizing an unsynchronized
waveform measured from independent intelligent electronic devices (IEDs) installed in …

A new fault location technique for three-terminal transmission grids using unsynchronized sampling

TC Lin, ZR Xu, FB Ouedraogo, YJ Lee - International Journal of Electrical …, 2020 - Elsevier
This paper presents a three-terminal fault location algorithm based on the unsynchronized
voltage and current phasors acquired from the digital relays or the Intelligent Electronic …

Investigating Ferroresonance in the Distribution Zone

AM Abdel-hamed, MM El-Shafhy… - 2022 23rd International …, 2022 - ieeexplore.ieee.org
The catastrophic failure of electrical network elements continues to be a major issue. The
ferroresonance leads to a significant increase in voltage or/and current with harmonic …

Modeling and Simulation of a Transmission Line Response to a 400 kV/400V Capacitor Coupled Substation

SW Nene, BT Abe, AF Nnachi - Journal of Power and …, 2023 - archives.articleproms.com
The access to electricity in rural areas is extremely limited, but it is crucial for all citizens. The
population in rural areas of sub-Saharan African (SSA) countries is generally low, making it …

Modeling and Analysis of Multiple Capacitor Coupled Substations at Different Proximities

SW Nene, BT Abe, AF Nnachi - 2023 31st Southern African …, 2023 - ieeexplore.ieee.org
Electricity plays a critical role in the economy of any country. Access to electricity has
become a necessity rather than a luxury over the years. With the modernization and …

RETRACTED ARTICLE: floating and grounded meminductor using VDTA and neuromorphic circuit based on amoeba behaviour

V Indhrani, AK Srinivasan, PK Vaishali - Transactions on Electrical and …, 2022 - Springer
In this research paper, design of meminductor modes by using Voltage Difference
Transconductance Amplifier (VDTA), an MOS based design is proposed. To achieve the two …