Self-consistent multi-arcs dynamic model for high voltage polluted insulators

N Dhahbi-Megriche, A Beroual - IEEE Transactions on …, 2016 - ieeexplore.ieee.org
This paper presents a self-consistent multi-arcs dynamic model for high voltage polluted
insulator under impulse voltage. This model is an improvement of that one developed for …

Electro‐thermal dynamic model using the analytical arc parameters for the prediction of the critical flashover condition on the HVDC polluted insulator

F Hadjrioua, D Mahi, MEA Slama - … Generation, Transmission & …, 2017 - Wiley Online Library
This study presents the improved flashover dynamic model based on both, impedance
criterion for the discharge propagation and energy balance criterion for estimating the …

Contribution à l'étude d'un modèle dynamique de contournement d'un isolateur pollué

A Kara - 2018 - dspace.univ-setif.dz
L'objectif principal de cette recherche est de simuler en 3D la distribution du potentiel et du
champ électrique le long d'un plusieurs types d'isolateurs de haute tension; capot et tige en …

Refinement of residual resistance calculation dedicated to polluted insulator flashover models

SA Bessedik, H Hadi, C Volat… - IEEE Transactions on …, 2014 - ieeexplore.ieee.org
This paper presents a refinement in the residual resistance formulation used in pollution
flashover model. The proposed study focused on the residual resistance calculation of the …

Influence of dry bands on polluted insulator performance

N Dhahbi-Megriche, MEA Slama… - … on Engineering & MIS …, 2017 - ieeexplore.ieee.org
This paper is aimed at the study of the influence of dry bands and the pollution distribution
on insulator performance under impulse voltage. For that purpose, numerical simulation of …

Effect of pollution layer discontinuity due to the dry bands presence on potential and electric field along insulator

H Nouir-Masmoudi… - 2022 5th International …, 2022 - ieeexplore.ieee.org
This paper aims to study the effect of the presence of dry bands on the distribution of the
electric field and potential on high voltage polluted insulator model subjected to impulse …

Modified Peek formula for calculating positive DC corona inception voltage on polluted insulator

ML Amrani, S Bouazabia, I Fofana, F Meghnefi… - Electrical …, 2019 - Springer
In this contribution, a mathematical model is proposed to predict the discharge inception
voltage on polluted insulators under a non-uniform field of a high-voltage DC system. The …

Ignition and advancement of surface discharges at atmospheric air under positive lightning impulse voltage depending on perpendicular electric stress and solid …

MA Douar, A Beroual, X Souche - The European Physical Journal …, 2018 - epjap.org
In many high voltage equipment, partial discharges are regarded as one of the most
widespread pathology whose ignition conditions and effects are studied by scientists and …

Numerical modelling of ice-covered insulator flashover: The influence of arc velocity and arc propagation criteria

M Jabbari, C Volat, I Fofana - Energies, 2018 - mdpi.com
This paper investigates the influence of arc velocity and propagation criteria on the
parameters of a dynamic numerical mono-arc model used to predict flashover voltage of ice …

Review of predictive surface discharge modeling over a solid insulator based on the equivalent electrical circuit

MEA Slama, N Dhahbi-Megriche… - 2020 4th International …, 2020 - ieeexplore.ieee.org
This paper presents the application of the equivalent electrical circuit for the predictive
modeling of the dynamic of surface discharge and flashover of solid insulators. Both of dry …