Partial Discharge Detection Using Piezoelectric Sensors on Power Transformer: A Review

SN Meitei - IEEE Sensors Journal, 2024 - ieeexplore.ieee.org
Partial discharge (PD) in the power transformer is one of the signs of an issue with the
insulation system. The prolonged presence of this phenomenon has the potential to lead to …

[HTML][HTML] Modeling and control simulation of power converters in automotive applications

P Dini, S Saponara - Applied Sciences, 2024 - mdpi.com
This research introduces a model-based approach for the analysis and control of an
onboard charger (OBC) system for contemporary electrified vehicles. The primary objective …

Partial discharge pattern-recognition method based on embedded artificial intelligence

X Yan, Y Bai, W Zhang, C Cheng, J Liu - Applied Sciences, 2023 - mdpi.com
This paper proposes a method for detecting and recognizing partial discharges in high-
voltage (HV) equipment. The aim is to address issues commonly found in traditional …

Metrological Qualification of PD Analysers for Insulation Diagnosis of HVDC and HVAC Grids

F Garnacho, F Álvarez, AP Elg, C Mier, K Lahti… - Sensors, 2023 - mdpi.com
On-site partial discharge (PD) measurements have turned out to be a very efficient
technique for determining the insulation condition in high-voltage electrical grids (AIS, cable …

The Design, Fabrication, and Evaluation of a Phase-Resolved Partial Discharge Sensor Embedded in a MV-Class Bushing

GY Lee, NH Kim, DE Kim, GS Kil, SW Kim - Sensors, 2023 - mdpi.com
This paper proposes a novel phase-resolved partial discharge (PRPD) sensor embedded in
a MV-class bushing for high-accuracy insulation analysis. The design, fabrication, and …

[HTML][HTML] Localization for Dual Partial Discharge Sources in Transformer Oil Using Pressure-Balanced Fiber-Optic Ultrasonic Sensor Array

F Liu, Y Shi, S Zhang, W Wang - Sensors, 2024 - mdpi.com
The power transformer is one of the most crucial pieces of high-voltage equipment in the
power system, and its stable operation is crucial to the reliability of power transmission …

Novel Reference Method for the Characterization of PD Measuring Systems Using HFCT Sensors

E Arcones, F Álvarez, J Ortego, F Garnacho - Sensors, 2024 - mdpi.com
During their lifespan, high-voltage (HV) electrical systems are subjected to operating
conditions in which electrical, mechanical, thermal and environmental-related stresses …

Implementation of Adaptive Partial Discharge De-noising in Resource-limited Embedded Systems via Efficient Time-frequency Matrix Factorization

Y Yan, R Trinchero, IS Stievano… - IEEE Transactions on …, 2024 - ieeexplore.ieee.org
As low-cost Internet-of-Things (IoT)-based partial discharge (PD) monitors for medium-
voltage apparatuses in distribution power systems increase, developing an effective PD …

Electro–acoustic transition of partial discharge in insulating oil: from the correlation of acoustic wave and discharge energy

J Zhou, Z Wu, J Zhu, H Xu, J Wang… - IEEE Transactions on …, 2024 - ieeexplore.ieee.org
Ultrasonic detection is one of the main methods for insulation diagnosis of power equipment.
Intrinsically obtaining the characteristics of the acoustic wave excited by discharge and …

Localization of Dual Partial Discharge in Transformer Windings Using Fabry–Pérot Optical Fiber Sensor Array

F Liu, J Du, Y Shi, S Zhang, W Wang - Energies, 2024 - mdpi.com
The power transformer is one of the most critical core devices for energy exchange in power
systems, and its safe and stable operation is directly related to the reliability of the power …