Finite‐element‐analysis models for numerical simulation of partial discharges in spherical cavities within solid dielectrics: a review and a novel method

JM Rodríguez‐Serna, R Albarracín‐Sánchez… - High …, 2020 - Wiley Online Library
During the last two decades, partial discharges (PDs) modelling methods have been used
as a complement of insulation diagnosis systems of electrical assets. Finite‐element …

[HTML][HTML] Numerical simulation of temperature and pressure changes due to partial discharges in spherical cavities within solid dielectrics at different ageing conditions

JM Rodríguez-Serna, R Albarracín-Sánchez - Energies, 2019 - mdpi.com
Partial Discharges (PD) behavior during ageing of the insulation systems exhibits variations
that depend on changes in gas filling characteristics and surface condition. In this article …

Partial discharge modelling based on a cylindrical model in solid dielectrics

G Chen, F Baharudin - 2008 International Conference on …, 2008 - ieeexplore.ieee.org
Partial discharges (PDs) are harmful to electrical insulation as they may degrade the
material. Consequently, a lot of efforts have been made to develop suitable systems for PD …

Measurement and simulation of partial discharges within a spherical cavity in a solid dielectric material

HA Illias - 2011 - eprints.soton.ac.uk
For high voltage components, the measurement of partial discharge (PD) is used in the
performance assessment of an insulation system. Through modelling the PD process, a …

A PDE-based partial discharge simulator

A Villa, L Barbieri, M Gondola, AR Leon-Garzon… - Journal of …, 2017 - Elsevier
Partial discharges are the main ageing and failure mechanism of solid insulating materials
subjected to alternated current stresses. This phenomenon, from a simulation point of view …

Partial discharge behavior within a spherical cavity in a solid dielectric material as a function of frequency and amplitude of the applied voltage

H Illias, G Chen, PL Lewin - IEEE Transactions on Dielectrics …, 2011 - ieeexplore.ieee.org
Modeling of the partial discharge (PD) process allows a better understanding of the
phenomena. In this paper, a simulation model for spherical cavities within a homogeneous …

Modelling of partial discharge behaviour in a cavity within the solid dielectrics

L Seenivasagam, RV Maheswari… - … Conference on Circuits …, 2013 - ieeexplore.ieee.org
The identification and performance assessment of an insulation system within high voltage
equipment is very significant. The central phenomenon to be subjected in insulation …

Modeling of partial discharges from a spherical cavity within a dielectric material under variable frequency electric fields

HA Illias, G Chen, PL Lewin - 2008 Annual Report Conference …, 2008 - ieeexplore.ieee.org
Partial discharge (PD) is a discharge event that does not bridge the electrodes within an
electrical insulation system under high voltage stress. In high voltage components, the …

Numerical modeling of partial discharges in a solid dielectric-bounded cavity: A review

C Pan, G Chen, J Tang, K Wu - IEEE Transactions on …, 2019 - ieeexplore.ieee.org
Partial discharge (PD) taking place in a solid dielectric-bounded cavity involves physical
processes such as free electron supply, discharge development and surface charge …

[HTML][HTML] In-depth exploration of partial discharge modelling methods within insulations

HN Afrouzi, A Hassan, DTY Chee… - Cleaner Engineering …, 2022 - Elsevier
Partial discharge (PD) activities are the essential contributor of insulation failure, which
constitute more than 60% for damaging high voltage equipment. This article presents a …