Home › Researcher directory › A. Mekhaldi
A. Mekhaldi
Affiliation : Polytechnic School of Algiers
- 116Publications (affiliation in Algeria)
- 130Total publications
- 1353Citations
- 21h-index
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Create my free profile Add my publicationsResearch areas
- High voltage insulation and dielectric phenomena
- Power Transformer Diagnostics and Insulation
- Lightning and Electromagnetic Phenomena
- High-Voltage Power Transmission Systems
- Electrical Fault Detection and Protection
Publications (116)
- DGA-driven two-phase chaotic BAT optimization for power transformer fault identification
- Wavelet-Based Bayesian Random Forest Classifier for High-Voltage Insulator Pollution Severity Detection: A Hybrid Approach
- Power Transformer Fault Diagnosis through Dissolved Gas Analysis with Advanced Optimized Learning Models
- Space Charge and Associated Electric Field Distribution in Presence of Water Trees in XLPE Insulation Under DC and AC Voltages
- Advanced SVM and KNN Algorithms for Fault Detection in Power Transformers Based on Dissolved Gas Analysis
- Intelligent DGA-based Technique for Fault Identification of Power Transformers
- A Novel Fault Diagnosis Framework for Power Transformers Using Enhanced Crow Search Optimization Algorithm
- Impact of Thermal Aging on Dielectric and Physicochemical Properties of MV XLPE Cables
- Towards Reliable Transformer Fault Diagnosis: A BPSO-Optimized DGA Interpretation Framework
- AI-Enhanced Stochastic MILP for Predictive Maintenance and Supply Chain Optimization in High- and Medium-Voltage Smart Lighting Networks
- Advanced Feature Selection Approach for Accurate Power Transformer Fault Identification
- Cost optimization of Grounding System for HV substation of Ain El-Melh by M-BCO
- Simulation of Lightning Strikes on Photovoltaic Farms
- Correlation Between Frequency and Water Trees Detection
- Numerical Simulation of Return Strokes/Dart Leaders: Application to the Lightning Protection of Photovoltaic Farms
- Quantifying Electric Charge on Cap-Pin Glass Insulator: Investigating the Impact of Pollution through Simulation and Experimental Approaches
- Simulation and Experimental Analysis of Electrical Characterization of Cap-Pin Glass Insulator under Uniform and Non-Uniform Pollution Layers
- Corona Ring Improvement to Surface Electric Field Stress Mitigation of 400 kV Composite Insulator
- Optimal power flow solution including wind power generation into isolated Adrar power system using PSOGSA
- Electrical performance of 400-kV Cap-Pin and composite string insulators. COMSOL multiphysics simulations
- Optimizing Corona Ring Design for 400 kV Cap-Pin String Insulator to Minimize Surface Electric Field under Various Surface Conditions
- Power Transformer Fault Prediction using Naive Bayes and Decision tree based on Dissolved Gas Analysis
- Multiscale Analysis of Naturally Weathered High-Voltage XLPE Cable Insulation in Two Extreme Environments
- Cap-Pin Glass Insulator Simulation and Leakage Current waveform Extraction
- Temperature Distribution in a Buried High Voltage XLPE Cable
- Correlations between physico-chemical properties and dielectric behavior of thermally aged XLPE cables insulation
- Electric Field Distribution in High Voltage XLPE Cable Affected by Various Cavities
- Features Characterizing the Surface State of HV Insulator Glass Model under Desert Pollution
- Polluted Barrier Effect on the Electric Field Distribution in Point-Plane Air Gaps under AC Applied Voltage: Based on Experimental Model
- Dielectric Properties and β-Relaxation in Cross-linked Polyethylene: Effect of Thermal Aging
- Temperature Distribution in a 245 kV AC XLPE Cable
- Influence of Thermal Aging on the Crystallinity of EPDM Used in Power Cables Insulation
- Correlations between structural changes and dielectric behavior of thermally aged XLPE
- Multiscale Analysis of the Polymeric Insulators Degradation in Simulated Arid Environment Conditions: Cross-Correlation Assessment
- Modelling of Vertical Ground Electrode under Lightning Transient
- Numerical Modelling of Electric Field Distribution in PointBarrier-Plane Air Gaps underAC Voltage using Finite Element Method
- AC Conductivity Analysis and Chemical Changes of Thermally Aged PVC/B Insulation for Medium Voltage Cables
- Investigations of Non-uniform Pollution Impact on Electric Field Distribution in a Point-Barrier-Plane Arrangement under AC Voltage
- Model for polluted insulator flashover under AC or DC voltage
- Flashover process and leakage current characteristics of insulator model under desert pollution
- Transient behaviour of grounding electrodes in uniform and in vertically stratified soil using state space representation
- Investigation of Horizontal Ground Electrode's Effective Length Under Impulse Current
- Numerical simulation of the electric field distribution in point-barrier-plane air gaps
- Nonlinear Regression Modeling to Predict Thermal Endurance of XLPE Material under Thermal Aging
- Impedance nature of long horizontal grounding electrode employing TLM
- Composite Insulators in a 400 kV AC Line in Algeria for Improving Electric Field Distribution
- Influence of Insulating Barrier on the Electric Field Distribution in a Point-Plane Air Gap using COMSOL Multiphysics
- Impulse Analysis of Isolated and Interconnected WTGSs under Lightning Discharges
- A New Analytical Equation for the Linear Resistance of Discharge During Flashover of Polluted Insulators Under AC or DC Voltages
- A New Model for Polluted insulators Flashover under HVDC
- Wavelet transform of the leakage current to monitoring the insulator surface under non-uniform desert pollution
- A better integration of wind power generation in Adrar Algerian insulated power system
- Frequency Analysis and Recurrent Plot of the Leakage Current to Monitoring the Insulator Surface State
- A New Model for AC Insulators Flashover
- Unthresholded Recurrence Plots Analysis for Degradation Assessment of Power Cables Insulation
- Longitudinal behaviour of grounding electrodes subjected to lightning currents using SSR based TLM
- Time-Domain Modeling of Grounding Systems’ Impulse Response Incorporating Nonlinear and Frequency-Dependent Aspects
- Improvement of electric field distribution by integrating composite insulators in a 400 kV AC double circuit line in Algeria
- Experimental investigation and signal processing techniques for degradation assessment of XLPE and PVC/B materials under thermal aging
- Analysis of nanosecond pulsed and square AC dielectric barrier discharges in planar configuration: Application to electrostatic precipitation
- On the analysis of lightning response of interconnected wind turbine grounding systems
- Numerical simulation of the barrier effect on the electric field distribution in point-plane air gaps using COMSOL multiphysics
- Transient behavior of vertical grounding electrode under impulse current
- Incorporation of soil ionization and mutual coupling in transient study of horizontal grounding electrode using TLM
- Recurrent plot and quantification of leakage current for monitoring the insulator surface state under non-uniform desertic pollution
- Induced potential effect on pipelines nearby grounding systems
- Optimal design of corona ring on HV composite insulator using PSO approach with dynamic population size
- Three powerful nature-inspired algorithms to optimize power flow in Algeria's Adrar power system
- Submicron particles trajectory and collection efficiency in a miniature planar DBD-ESP: Theoretical model and experimental validation
- Effect of space charge layers on the electric field enhancement at the physical interfaces in power cable insulation
- Investigation into the dissipated energy under accelerated thermal aging in PVC/B used in low-voltage cables insulation
- Evaluation of electric field distribution on a 400 kV composite insulator under various service conditions
- Electric field distribution around 400 kV line composite insulators in different connection conditions
- Electrostatic filtration of submicron particles using nanosecond pulsed dielectric barrier discharge in planar configuration
- Frequency effect on particles collection efficiency in planar DBD-ESP
- Physico-chemical study of thermally aged EPDM used in power cables insulation
- Recurrence quantification analysis as a novel LC feature extraction technique for the classification of pollution severity on HV insulator model
- Minimization of Grounding System Cost Using PSO, GAO, and HPSGAO Techniques
- Elaboration of novel image processing algorithm for arcing discharges recognition on HV polluted insulator model
- Optimization of grounding system of 60/30 kV substation of Ain El-Melh using GAO
- Electric Field Measurement in Rod-Discontinued Plane Air Gaps Using Distributed Capacity Probe
- Impact of presence of water tree and microcavities on the electric field distribution in XLPE insulation
- Analysis of the total alternating current through insulating polymers under accelerated thermal aging
- Effect of magnitude of space charges on the electric field distribution in XLPE insulation in presence of water trees
- The use of wavelets for the monitoring and diagnostic of surface state of HV polluted insulators
- Optimization of grounding system of 60/30 kV substation of Ain El-Melh using particle swarm
- Classification of pollution severity on insulator model using Recurrence Quantification Analysis
- Recurrent plot for leakage current investigation and performance monitoring of HV insulator model under discontinuous pollution
- Hybridization of modified particle swarm optimization with gravitational search algorithm for solving optimal power flow including wind generation in isolated Adrar region
- Classification of Leakage Current waveforms using Wavelet Packet Transform on high voltage insulator
- A Novel Defense Plan for the Isolated Adrar Algerian System Incorporating Wind Power Generation
- Wavelet Packet Transform based Multi Resolution Analysis technique for classification of LC waveforms on polluted insulating surfaces
- Characterization of discharges on non-uniformly polluted glass surfaces using a wavelet transform approach
- Potential and electric field distributions on HV insulators string used in the 400 kV novel transmission line in Algeria
- Influence of the thickness and the nature of HVAC insulator model on the flashover voltage and the leakage current
- Aging and pollution studies of EPDM polymers by means of a time-resolved current method in a SEM
- Wavelet packet analysis of the applied voltage waveform as a monitoring technique of the outdoor insulation surface
- Investigation of accelerated thermal aging of EPDM polymer by electric tests in air and by means of a SEM technique in high vacuum
- Prediction of polluted insulators characteristics using artificial neural networks
- Evaluation of insulator's energy under uniform pollution condition
Co-authors
- Madjid Teguar
- Ahmed Boubakeur
- Omar Kherif
- Sofiane Chiheb
- Y. Kemari
- Yassine Mahamdi
- Youcef Benmahamed
- Djaffar Bouguedad
- D. Maadjoudj
- Tarek Chihani
- M. A. Benziada
- Mohamed Chérif Bouzidi
Bibliographic data from OpenAlex (open database).
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