Insulation Condition Assessment in Inverter-Fed Motors Using the High-Frequency Common Mode Current: A Case Study

M Saeed, D Fernández, JM Guerrero, I Díaz, F Briz - Energies, 2024 - mdpi.com
The use of the common mode current for stator winding insulation condition assessment has
been extensively studied. Two main approaches have been followed. The first models the …

Diagnosis of bearing fault in induction motor using Bayesian optimization-based ensemble classifier

KS Krishna Veni, NS Kumar - Electrical Engineering, 2024 - Springer
Electrical equipment plays a vital role in industry. Among various electrical equipment,
induction motors are quite commonly used in many industrial applications. One of the most …

Detection of Inter-Turn Short Circuits in Induction Motors Using the Current Space Vector and Machine Learning Classifiers

J Rengifo, J Moreira, F Vaca-Urbano… - Energies, 2024 - mdpi.com
Electric motors play a fundamental role in various industries, and their relevance is
strengthened in the context of the energy transition. Having efficient tools and techniques to …

Propagation Characteristics of Partial Discharges in an Oil-Filled Power Transformer

SM Kameli, SS Refaat, A Ghrayeb… - 2023 IEEE 17th …, 2023 - ieeexplore.ieee.org
Power transformers are among the most important assets in the power transmission and
distribution grid. However, they suffer from degradation and possible faults causing major …

Ensemble Deep-Learning Model for Phase-Resolved Partial Discharge Diagnosis in Hydrogenerators

R Zemouri, M Lévesque - IEEE Transactions on Dielectrics and …, 2023 - ieeexplore.ieee.org
Condition monitoring of hydrogenerators is extremely essential for the optimization of the
power supply system's maintenance, especially in a context where energy consumption will …

Novel Self-Organizing Probability Maps Applied to Classification of Concurrent Partial Discharges from Online Hydro-Generators

RMS de Oliveira, FC Fernandes, FJB Barros - Energies, 2024 - mdpi.com
In this paper, we present an unprecedented method based on Kohonen networks that is
able to automatically recognize partial discharge (PD) classes from phase-resolved partial …

[HTML][HTML] Partial Discharge Detection from Large Motor Stator Slots Using EFPI Sensors

J Wang, W Sun, J Zhou, L Wang, L Chen, P Chen… - Sensors, 2025 - mdpi.com
This study addresses the challenges of electromagnetic interference and unstable signal
transmission encountered by traditional sensors in detecting partial discharge (PD) within …

Study of Partial Discharge Inception Voltage in Inverter Fed Electric Motor Insulation Systems

L Elorza Azpiazu, G Almandoz, A Egea, G Ugalde… - Applied Sciences, 2023 - mdpi.com
This article performs a thorough evaluation of different environmental and electrical
waveform characteristics affecting PDIV on electric motor winding insulation. Temperature …

Localization of Partial Discharges in Hydrogenerators by Ozone Emission

V Dmitriev, RMS de Oliveira, LDS de Alcantara… - Energies, 2024 - mdpi.com
We suggest a new method of localization of partial discharges in high-power electrical
systems. Ozone in a hydrogenerator is produced by chemical reactions induced by partial …

Insulation Condition Assessment in Inverter-Fed Motors Using the High-Frequency Common Mode Current: A Case Study

M Saeed Hazkial Gerges, D Fernández Alonso… - Energies, 17 …, 2024 - digibuo.uniovi.es
The use of the common mode current for stator winding insulation condition assessment has
been extensively studied. Two main approaches have been followed. The first models the …