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Khaled Laadjal was born in Algeria in 1991. He received his BSc, MSc, and PhD degrees in Electrical Engineering from the University of Biskra in 2013, 2015, and 2018, respectively. In 2020, his PhD degree was recognized by the University of Beira Interior, Portugal. Since 2019, he has been a PhD Researcher at CISE. His research interests include condition monitoring and fault diagnosis in power electronics systems and AC machines. The experience October 2015 – Jun 2023 : Teaching Assistant, Research projects, Supervision of Msc projects in Electrical Engineering Department (University of Biskra, Algeria), and (University of Beira Interior, Covilha, Portugal) - Control theory. - Electrical measurement. - Electrical machines. -Identifications of electrical machines parameters. -Modeling of electrical machines. -Power electronics. - Thermal Analysis. - Energy Storage components (Batteries, Capacitors, Supercapacitors .. etc).
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Identification

Personal identification

Full name
Khaled Laadjal

Citation names

  • Laadjal, Khaled

Author identifiers

Ciência ID
F110-D4BA-99D1
ORCID iD
0000-0002-7683-6897
Google Scholar ID
https://scholar.google.com/citations?user=dfH-6XYAAAAJ&hl=ar

Email addresses

  • khaled.laadjal@ubi.pt (Professional)

Telephones

Mobile phone
  • 924881743 (Personal)

Addresses

  • Universidade da Beira Interior, Calçada Fonte do Lameiro P – 6201-001 Covilhã, Portugal, P – 6201-0, Portugal, Covilha, Portugal (Professional)
  • Rua Cristovão de Castro, nº11 RC Esqº, 6200-035, Portugal, Covilha, Portugal (Personal)

Websites

Knowledge fields

  • Engineering and Technology - Electrotechnical Engineering, Electronics and Informatics - Electrical and Electronic Engineering

Languages

Language Speaking Reading Writing Listening Peer-review
Arab (Mother tongue)
French Advanced (C1) Advanced (C1) Advanced (C1) Advanced (C1) Advanced (C1)
English Advanced (C1) Advanced (C1) Advanced (C1) Advanced (C1) Advanced (C1)
Portuguese Elementary (A2) Elementary (A2) Elementary (A2) Elementary (A2) Elementary (A2)
Education
Degree Classification
2020/01/01 - 2024
Ongoing
 Post Doctoral Researcher (Pós-doutoramento)
Universidade da Beira Interior, Portugal
2020/10/12
Concluded
 Recognition of a PhD's Degree (Doutoramento)
Universidade da Beira Interior, Portugal
2015/10 - 2018/11
Concluded
 2018 (Doctorat)
mohamed khaydhar university , Algeria
"Fault diagnosis contribution of electrolytic capacitors: Applications to DC-DC converters" (THESIS/DISSERTATION)
 distinction
2013/09 - 2015/06
Concluded
 2013/2015 (Master)
mohamed khaydhar university , Algeria
"Modeling of the asynchronous machine in the presence of faults by FLUX 2d ( short- circuit between the stator winding)" (THESIS/DISSERTATION)
2010/09 - 2013/06
Concluded
 2012/2013 (Bachelor)
mohamed khaydher university, Algeria
"Modeling of Supercapacitor (energy storage)" (THESIS/DISSERTATION)
Affiliation

Science

Category
Host institution 		Employer
2020/01/02 - Current Researcher (Research) CISE – Electromechatronic Systems Research Centre Universidade da Beira Interior, Portugal
CISE – Electromechatronic Systems Research Centre Universidade da Beira Interior, Portugal
Projects

Contract

Designation Funders
2018/07/19 - 2022/07/18 Sistemas Eficientes e Fiáveis de Distribuição de Energia Eléctrica DC, em Ambientes Residenciais e de Escritórios
PTDC/EEI-EEE/29494/2017
Universidade da Beira Interior, Portugal
 Fundação para a Ciência e a Tecnologia
Concluded
2019/01/01 - 2019/12/31 Centro de Investigação em Sistemas Electromecatrónicos
UID/EEA/04131/2019
Universidade da Beira Interior, Portugal
 Fundação para a Ciência e a Tecnologia
Concluded

Other

Designation Funders
2018/11 - Current Ef&RelDC@HomO – Efficient and Reliable DC Electricity Distribution at Home and Offices
POCI-01-0145-FEDER-029494
Researcher
FCT - Portuguese Foundation for Science and Technology.
2018/07/01 - 2018/11/01 Ef&RelDC@HomO – Efficient and Reliable DC Electricity Distribution at Home and Offices
POCI-01-0145-FEDER-029494
PhD Student Fellow
FCT- Portuguese Foundation for Science and Technology
Outputs

Publications

Conference paper
  1. João Serra; Dinis, Joao; Bento, Fernando; Laadjal, Khaled; Antonio J. Marques Cardoso. "Efficient Predictive Control Strategy for EV Powertrains Based on Multiphase Motors Drives with Three-Level Inverters". Paper presented in 2024 IEEE Energy Conversion Congress and Exposition (ECCE), Phoenix, Arizona, 2024.
    Accepted
  2. Laadjal, Khaled; Acacio M. R. Amaral; João Serra; Antonio J. Marques Cardoso. "An Intelligent Framework for Accurate Identification of Open-Circuit Faults in Asymmetrical Six-Phase Induction Motors". Paper presented in 2024 IEEE Energy Conversion Congress and Exposition (ECCE), Phoenix, Arizona, 2024.
    Accepted
  3. Acacio M. R. Amaral; Laadjal, Khaled; Antonio J. Marques Cardoso. "Assessment of the integrity of aluminum electrolytic capacitors using a logistic regression model". Paper presented in 2024 IEEE 2nd International Conference on Artificial Intelligence & Green Energy, Yasmine Hammamet, 2024.
    Accepted
  4. Acacio M. R. Amaral; Laadjal, Khaled; Antonio J. Marques Cardoso. "Advancements in Fault Diagnosis Techniques for Aluminum Capacitors using STLSP and Autoencoder". Paper presented in 2024 IEEE 2nd International Conference on Artificial Intelligence & Green Energy, Yasmine Hammamet, 2024.
    Accepted
  5. Mohamed Houili ; MOHAMED, SAHRAOUI; Laadjal, Khaled; Antonio J. Marques Cardoso. "A Comparative Study of MCSA and ZSV-Based Methods for Diagnosing Inter-Turn Short-Circuit Faults in Induction Motors". Paper presented in IEEE ICAIGE24, Yasmine Hammamet, 2024.
    Accepted
  6. Acácio M. R. Amaral; Laadjal, Khaled; Antonio J. Marques Cardoso. Corresponding author: Laadjal, Khaled. "Assessment of Aluminum Electrolytic Capacitors Health Status Through Signal-Based Techniques". Paper presented in 2024 IEEE 21st International Power Electronics and Motion Control Conference (IEEE-PEMC 2024), pilsen, 2024.
    Accepted
  7. Acácio M. R. Amaral; Laadjal, Khaled; Antonio J. Marques Cardoso. Corresponding author: Laadjal, Khaled. "Enhanced DC-link Capacitors Failure Diagnosis for a Three-Phase Interleaved Converter, Using Hilbert Transform". Paper presented in 2024 IEEE 21st International Power Electronics and Motion Control Conference (IEEE-PEMC 2024), Pelson, 2024.
    Accepted
  8. Laadjal, Khaled; Serra, João; Bento, Fernando; Marques Cardoso, Antonio J.. Corresponding author: Laadjal, Khaled. "A Novel Online Open-Circuit Fault Diagnostics Strategy for Asymmetrical Six-Phase Induction Motor Drives". Paper presented in 2023 IEEE Energy Conversion Congress and Exposition (ECCE), Nashville, 2023.
    10.1109/ecce53617.2023.10362291
  9. Amaral, Acácio M. R.; Laadjal, Khaled; Marques Cardoso, Antonio J.. Corresponding author: Laadjal, Khaled. "A New Machine Learning Based Approach for Aluminium Electrolytic Capacitors Health Status Monitoring". Paper presented in IECON 2023- 49th Annual Conference of the IEEE Industrial Electronics Society, 2023.
    10.1109/iecon51785.2023.10311703
  10. Laadjal, Khaled; Serra, João; Antunes, Hugo R. P.; Amaral, Acácio M. R.; Cardoso, Antonio J. Marques. Corresponding author: Laadjal, Khaled. "Online Stator Fault Diagnostics and Performance Comparison of Stator Winding Configurations in Symmetrical Six-Phase Induction Motors". Paper presented in 2023 IEEE 14th International Symposium on Diagnostics for Electrical Machines, Power Electronics and Drives (SDEMPED), Chania, 2023.
    10.1109/sdemped54949.2023.10271459
  11. Amaral, Acácio M. R.; Laadjal, Khaled; Marques Cardoso, Antonio J.. Corresponding author: Laadjal, Khaled. "Decision Tree Regressor-Based Approach for DC-Link Electrolytic Capacitors Health Monitoring". Paper presented in 2023 AEIT International Conference on Electrical and Electronic Technologies for Automotive (AEIT AUTOMOTIVE), Bologna, 2023.
    10.23919/aeitautomotive58986.2023.10217248
  12. Laadjal, Khaled; Serra, João; Cardoso, Antonio J. Marques. Corresponding author: Laadjal, Khaled. "A Novel Indicator-Based On-line Diagnosis Technique of Inter-Turn Short Circuit Faults in Asymmetrical Six-Phase Induction Machines, Adopting a Model Predictive Controller". Paper presented in 2023 IEEE 32nd International Symposium on Industrial Electronics (ISIE), Helsinki, 2023.
    10.1109/isie51358.2023.10227925
  13. Laadjal, Khaled. Corresponding author: Laadjal, Khaled. "An Integrated Strategy for the Real-Time Detection and Discrimination of Stator Inter-Turn Short-Circuits and Converter Faults in Asymmetrical Six-Phase Induction Motors". Paper presented in 2023 IEEE Workshop on Electrical Machines Design, Control and Diagnosis (WEMDCD), NEWCASTLE, 2023.
    Published • 10.1109/WEMDCD55819.2023.10110900
  14. Amaral, A.M.R.; Laadjal, K.; Marques Cardoso, A.J.. "Decision Tree Regressor-Based Approach for DC-Link Electrolytic Capacitors Health Monitoring". 2023.
  15. Laadjal, Khaled; Marques Cardoso, Antonio J.; Sahraoui, Mohamed; Alloui, Abdeldjalil. Corresponding author: Laadjal, Khaled. "A Novel Stator Faults Indicator in Three-Phase Induction Motors, Based on Voltage and Impedance Symmetrical Components". Paper presented in IECON 2022 – 48th Annual Conference of the IEEE Industrial Electronics Society, Brussels, 2022.
    10.1109/iecon49645.2022.9968349
  16. Kévin Henriques; Khaled Laadjal; Antonio J. Marques Cardoso. "Inter-Turn Short-Circuit Fault Detection in Synchronous Reluctance Machines, Based on Current Analysis". 2022.
    10.3390/IECMA2022-12884
  17. Laadjal, Khaled; Cardoso, Antonio J. Marques. "Supercapacitors Online Parameters Estimation and State-of-Health Determination in Hybrid". DALLAS/TX, 2021.
    10.1109/sdemped51010.2021.9605527
  18. Laadjal, Khaled; Bento, Fernando; Jlassi, Imed; Cardoso, A. J. Marques. "Online Condition Monitoring of Electrolytic Capacitors in DC-DC Interleaved Boost Converters, Adopting a Model-Free Predictive Controller". Florence, 2021.
    10.1109/cpe-powereng50821.2021.9501188
  19. Laadjal, Khaled; Sahraoui, Mohamed; Hammoudi, M.Y.; M Cardoso, A. J.; Amaral, Acacio M. R.; Yahia, Khaled. Corresponding author: Laadjal, Khaled. "Diagnosis of Electrolytic Capacitors in Three-Phase Interleaved Boost Converters Controlled by Mixed Weighted Sensitivity H8 Design Control". Lisbon, 2019.
    Published • 10.1109/iecon.2019.8927086
  20. Laadjal, Khaled; Sahraoui, Mohamed; Cardoso, A.J. Marques; Amarai, Acacio M.R.. "On-line estimation of aluminum electrolytic-capacitor parameters using a modified Prony's method". Tinos, 2017.
    10.1109/demped.2017.8062384
Journal article
  1. Acácio M. R. Amaral; Khaled Laadjal; Antonio J. Marques Cardoso. "Optimized Preventive Diagnostic Algorithm for Assessing Aluminum Electrolytic Capacitor Condition Using Discrete Wavelet Transform and Kalman Filter". Electronics (2024): https://doi.org/10.3390/electronics13163265.
    10.3390/electronics13163265
  2. Pedro Andrade; Khaled Laadjal; Adérito Neto Alcaso; Antonio J. Marques Cardoso. "A Comprehensive Review on Condition Monitoring and Fault Diagnosis in Fuel Cell Systems: Challenges and Issues". Energies (2024): https://doi.org/10.3390/en17030657.
    10.3390/en17030657
  3. Ramzi Saadi; Mohamed Yacine Hammoudi; Okba Salah; Khaled Laadjal; Antonio J. Marques Cardoso. "A Two-Degree-of-Freedom PID Integral Super-Twisting Controller Based on Atom Search Optimizer Applied to DC-DC Interleaved Converters for Fuel Cell Applications". Electronics (2023): https://doi.org/10.3390/electronics12194113.
    10.3390/electronics12194113
  4. Khaled Laadjal; Acácio M. R. Amaral; Mohamed Sahraoui; Antonio J. Marques Cardoso. "Machine Learning Based Method for Impedance Estimation and Unbalance Supply Voltage Detection in Induction Motors". Sensors (2023): https://doi.org/10.3390/s23187989.
    10.3390/s23187989
  5. Acácio M. R. Amaral; Khaled Laadjal; Antonio J. Marques Cardoso. "Advanced Fault-Detection Technique for DC-Link Aluminum Electrolytic Capacitors Based on a Random Forest Classifier". Electronics (2023): https://doi.org/10.3390/electronics12122572.
    10.3390/electronics12122572
  6. Khaled Laadjal; Antonio J. Marques Cardoso. "Multilayer Ceramic Capacitors: An Overview of Failure Mechanisms, Perspectives, and Challenges". Electronics (2023): https://doi.org/10.3390/electronics12061297.
    10.3390/electronics12061297
  7. Sofiane Bacha; Ramzi Saadi; Mohamed Yacine Ayad; Mohamed Sahraoui; Khaled Laadjal; Antonio J. Marques Cardoso. "Autonomous Electric-Vehicle Control Using Speed Planning Algorithm and Back-Stepping Approach". Energies (2023): https://doi.org/10.3390/en16052459.
    10.3390/en16052459
  8. Abdeldjalil Alloui; Khaled Laadjal; Mohamed Sahraoui; Antonio J. Marques Cardoso. "Online Interturn Short-Circuit Fault Diagnosis in Induction Motors Operating Under Unbalanced Supply Voltage and Load Variations, Using the STLSP Technique". IEEE Transactions on Industrial Electronics (2023): https://doi.org/10.1109/TIE.2022.3172751.
    10.1109/TIE.2022.3172751
  9. Khaled Laadjal; João Serra; Antonio J. Marques Cardoso. "Stator Faults Detection in Asymmetrical Six-Phase Induction Motor Drives with Single and Dual Isolated Neutral Point, Adopting a Model Predictive Controller". Machines (2023): https://doi.org/10.3390/machines11020132.
    10.3390/machines11020132
  10. Khaled Laadjal; Fernando Bento; Kevin Henriques; Antonio J. Marques Cardoso; Mohamed Sahraoui. "A Novel Indicator-Based On-line Diagnostics Technique of Inter-Turn Short-Circuit Faults in Synchronous Reluctance Machines". IEEE Journal of Emerging and Selected Topics in Power Electronics (2023): https://doi.org/10.1109/JESTPE.2023.3234339.
    10.1109/JESTPE.2023.3234339
  11. Khaled Laadjal; Fernando Bento; João Serra; Antonio J. Marques Cardoso. "An Integrated Strategy for the Real-Time Detection and Discrimination of Stator Inter-Turn Short-Circuits and Converter Faults in Asymmetrical Six-Phase Induction Motors". IEEE Transactions on Industry Applications (2023): https://doi.org/10.1109/TIA.2023.3321266.
    10.1109/TIA.2023.3321266
  12. Khaled Laadjal; Fernando Bento; Hugo R. P. Antunes; Mohamed Sahraoui; Antonio J. Marques Cardoso. "Speed Estimation of Six-Phase Induction Motors, Using the Rotor Slot Harmonics.". Sensors (Basel, Switzerland) 22 (2022):
    Open access • 10.3390/s22218157
  13. Khaled Laadjal; Fernando Bento; Antonio J. Marques Cardoso. "On-Line Diagnostics of Electrolytic Capacitors in Fault-Tolerant LED Lighting Systems". Electronics 11 9 (2022): 1444-1444. https://doi.org/10.3390/electronics11091444.
    10.3390/electronics11091444
  14. Khaled Laadjal; Hugo R. P. Antunes; Mohamed Sahraoui; Fernando Bento; Antonio J. Marques Cardoso. "On-line Diagnosis and Discrimination of Stator Faults in Six-Phase Induction Motors, Based on Voltage Symmetrical Components". IEEE Transactions on Transportation Electrification (2022): https://doi.org/10.1109/TTE.2022.3219722.
    10.1109/TTE.2022.3219722
  15. Khaled Laadjal; Antonio J. Marques Cardoso. "A review of supercapacitors modeling, SoH, and SoE estimation methods: Issues and challenges". International Journal of Energy Research 45 13 (2021): 18424-18440. https://doi.org/10.1002/er.7121.
    10.1002/er.7121
  16. Laadjal, Khaled; Sahraoui, Mohamed; Alloui, Abdeldjalil; Cardoso, Antonio J. Marques. "Three-Phase Induction Motors Online Protection against Unbalanced Supply Voltages". Machines 9 9 (2021): 203. http://dx.doi.org/10.3390/machines9090203.
    10.3390/machines9090203
  17. Khaled Laadjal; Antonio J. Marques Cardoso. "Estimation of Lithium-Ion Batteries State-Condition in Electric Vehicle Applications: Issues and State of the Art". Electronics (2021): https://doi.org/10.3390/electronics10131588.
    10.3390/electronics10131588
  18. Khaled Laadjal; Mohamed Sahraoui; Antonio J. Marques Cardoso. "On-Line Fault Diagnosis of DC-Link Electrolytic Capacitors in Boost Converters Using the STFT Technique". IEEE Transactions on Power Electronics (2021): 1-1. https://doi.org/10.1109/TPEL.2020.3040499.
    10.1109/TPEL.2020.3040499
  19. Khaled Laadjal; Mohamed Sahraoui; Antonio J. Marques Cardoso; Acacio Manuel Raposo Amaral. Corresponding author: Khaled Laadjal. "Online Estimation of Aluminum Electrolytic-Capacitor Parameters Using a Modified Prony's Method". IEEE Transactions on Industry Applications 54 5 (2018): 4764-4774. https://doi.org/10.1109/TIA.2018.2836923.
    10.1109/TIA.2018.2836923
Activities

Supervision

Thesis Title
Role 		Degree Subject (Type)
Institution / Organization
2023/10/01 - 2024/06/30 Development of an Intelligent System for Advanced Stator Fault Diagnosis in Permanent Magnet Synchronous Motors (PMSMs)
Co-supervisor
 Master in Eletrical and computer engineering (Master)
Universidade da Beira Interior, Portugal
2023/10/01 - 2024/06/30 Contribuição para estratégias de controle aprimoradas para motores de imã permanente assistidos por relutância síncrona
Co-supervisor
 Master in Electrical Engineering (Master)
Universidade da Beira Interior, Portugal
2022/01/01 - 2022/09/01 Stator Inter-Turn Short-Circuits Fault Diagnosis in Synchronous Reluctance Machines” (in Portuguese)
Co-supervisor

Event organisation

Event name
Type of event (Role) 		Institution / Organization
2023/06/01 - 2024/03/15 Special issue Efficient and Reliable DC–DC Converters and Related Industrial Electronics, Electronics (MDPI) (2023/06/01 - 2024/03/15)
Other (Co-organisor)
2023/01/10 - 2024/01/10 special issue Condition Monitoring and Fault Diagnosis in Power Electronics and Energy Storage Systems, Energies (MDPI) (2023/01/10 - 2024/01/10)
Other (Co-organisor)
2021/05/01 - 2022/04/01 Special issue Condition Monitoring and Diagnostics of Energy Storage Systems Components, Electronics (MDPI) (2021/05/01 - 2022/04/01)
Other (Co-organisor)
2018/12/01 - 2018/12/03 Second International Conference on Electrical Engineering (ICEEB’2018), Biskra, Algeria, December 1-3, 2018. (2018/12/01 - 2018/12/03)
Conference (Co-organisor)
 Université Mohamed Khider de Biskra, Algeria

Ad Hoc journal article review

Journal title (ISSN) Publisher
2023 - Current IEEE SENSORS JOURNAL IEEE-INST ELECTRICAL ELECTRONICS ENGINEERS INC
2023 - Current IEEE TRANSACTIONS ON CIRCUITS AND SYSTEMS II-EXPRESS BRIEFS IEEE-INST ELECTRICAL ELECTRONICS ENGINEERS INC
2023 - Current SUSTAINABILITY MDPI
2023 - Current WORLD ELECTRIC VEHICLE JOURNAL MDPI
2022 - Current Electronics MDPI
2022 - Current Machines MDPI
2022 - Current Mathematics MDPI
2022 - Current ENERGY SCIENCE & ENGINEERING WILEY
2021 - Current IEEE IAS Publications IEEE-INST ELECTRICAL ELECTRONICS ENGINEERS INC
2021 - Current IEEE TRANSACTIONS ON TRANSPORTATION ELECTRIFICATION IEEE-INST ELECTRICAL ELECTRONICS ENGINEERS INC
2020/01/01 - Current IEEE TRANSACTIONS ON POWER ELECTRONICS (0885-8993) IEEE-INST ELECTRICAL ELECTRONICS ENGINEERS INC
2020/01/01 - Current IEEE TRANSACTIONS ON INDUSTRIAL ELECTRONICS (0278-0046) IEEE-INST ELECTRICAL ELECTRONICS ENGINEERS INC
2020/01/01 - Current IEEE TRANSACTIONS ON ENERGY CONVERSION (0885-8969) IEEE-INST ELECTRICAL ELECTRONICS ENGINEERS INC
2020 - Current ENERGIES MDPI

Conference scientific committee

Conference name Conference host
2023/10/16 - 2023/10/19 49th Annual Conference of the IEEE Industrial Electronics Society IECON 2023 Singapore
2023/06/19 - 2023/06/21 ISIE23 - 32nd edition of the IEEE International Symposium on Industrial Electronics Helsinki, Finland
2022/10/17 - 2022/10/20 48th Annual Conference of the Industrial Electronics Society IECON 2022 Brussels, Belgium
Distinctions

Award

2023 First Prize Paper Award of the Electrical Machines Technical Committee (EMTC) of the Industrial Electronics Society
2023 Editor Article Choice
2023 Star reviewer
2021 Editor Article Choice

Other distinction

2023 Highly Cited Paper