Audible noise and corona discharge from water droplets on superhydrophobic HVAC conductors

X Zhang, I Cotton, SM Rowland, Q Li… - … on Power Delivery, 2023 - ieeexplore.ieee.org
Audible noise from transmission lines is mainly generated by corona discharge from defects
and water droplets on the conductors' surface. Applying a superhydrophobic coating to the …

On-line partial discharge localization of 10-kV covered conductor lines

Y Yan, Y Zhao, W He, IS Stievano… - IEEE Transactions on …, 2022 - ieeexplore.ieee.org
This paper proposes an innovative partial discharge (PD) location technique for overhead
electrical power distribution networks. It is aimed at improving the condition-based …

[HTML][HTML] Use of DSLR and sonic cameras to detect and locate high-voltage corona discharges

JR Riba, P Bas-Calopa - Sensors, 2022 - mdpi.com
Corona discharges are a concern in high-voltage applications. It is of utmost importance to
detect and locate the discharges at an early stage using simple methods for this purpose …

[HTML][HTML] Application of deep learning and symmetrized dot pattern to detect surge arrester status

MH Wang, SD Lu, CC Hung - Applied Sciences, 2022 - mdpi.com
Surge arresters primarily restrain lightning and switch surges in the power system to avoid
damaging power equipment. When a surge arrester fails, it leads to huge damage to the …

A compact detector for flexible partial discharge monitoring of 10-kV overhead covered conductor lines

Y Yan, J Tao, R Trinchero… - IEEE Transactions on …, 2022 - ieeexplore.ieee.org
The availability of accurate and cost-effective solutions for the real-time monitoring of
overhead covered conductors (CC) is now becoming an important tool for the reliability and …

Detecting and Locating Corona Discharges in Low-Pressure Aircraft Environments Using Optical Sensors

P Bas-Calopa, JR Riba, M Moreno-Eguilaz - RE&PQJ, 2024 - repqj.com
Today, there is a clear trend toward electrification of transportation systems, including
aircraft. Due to the enormous power requirements, they must operate at high voltages …

[PDF][PDF] Online Partial Discharge Detection and Localization of Medium-voltage Overhead Distribution Networks

Y Yan - 2024 - tesidottorato.depositolegale.it
Medium-voltage (MV) overhead distribution networks play a vital role in ensuring reliable
power supply and minimizing disruptions and inconveniences to consumers; however …

Corona Partial Discharge Detection With A Modified Raspberry Pi Camera Prototype

P Elfers, J Friedrichs, S Azer… - 2024 IEEE International …, 2024 - ieeexplore.ieee.org
Corona partial discharges are a common challenge in power grids which can cause
degradation of insulation materials. In the worst case, this leads to a breakdown and failure …

Development of Partial Discharge Detection and Location System for Insulators of Overhead Distribution Lines Based on Ultrasound and Electromagnetic Wave

Z Zhang, L Ju, J Wang, D Tang… - 2023 10th International …, 2023 - ieeexplore.ieee.org
In order to solve the problem of low efficiency in partial discharge (PD) detection of existing
technologies of insulators of overhead distribution lines, this paper conducts research on PD …

A Spherical Sensor Design for Partial Discharge Measurement

Y Zhao, Y Yan, F Shi, L Jin… - 2022 7th International …, 2022 - ieeexplore.ieee.org
The accident data shows that most electrical equipment failures are accompanied by the
occurrence of partial discharge. Through the detection of partial discharge, the early warning …