Diagnosis, Fault Detection & Tolerant Control

Fault diagnosis of linear switched systems based on hybrid observer.- Detection of a microstrip line defects.- Neutral time-delay system: Diagnosis and prognosis using UIO observer.- Sensor fault detection and isolation based on Variable Moving Window KPCA.- Extended Kalman Filtering for Remaining Useful Lifetime Prediction of pipeline in a Two Tank System.- Intrinsic Mode Function Selection and Statistical Information Analysis for Bearing Ball Fault Detection.- Performance investigation of animproved diagnostic method for open IGBT faults in VSI fed IM drives.- Fault Tolerant Control of two-timescale Systems.- Study of an HVDC link in dynamic state following commutation failures and AC fault based on modeling and real time simulation.- Reliable Control of Power Systems.- Influence of design variables on the performance of Permanent Magnet Synchronous Motor with demagnetization fault.- Active FTC of LPV system by adding virtual components.- Faults detection and localization of centrifugal gas compressor system using fuzzy logic and hybrid Kernel-SVM Methods.

Nabil Derbel is a Professor in Control Systems Theory at the Electrical Engineering Department of The "National Engineering School of Sfax", University of Sfax, Tunisia. He received his engineering Diploma from the "Ecole Nationale d'Ingénieurs de Sfax" in 1986, the "Diplôme d'Etudes Approfondies" in Automatic control from the "Institut National des Sciences Appliquées de Toulouse" in 1986, the "Doctorat d'Université" degree from the "Laboratoire d'Automatique et d'Analyse des Systèmes de Toulouse" in 1989, and the "Doctorat d'Etat" degree from the" Ecole Nationale d'Ingénieurs de Tunis". His current interests include: Optimal Control, Sliding Mode Control, Complex Systems, Fuzzy Logic, Neural Networks. He is the author and the co-author of more than 100 papers published in international Journals and of more than 500 papers published in international conferences. Currently, Professor Derbel is associate editor of International Journal of Modelling, Identification and Control, the editor of International Journal of Digital Signals and Smart Systems, and co-editor (and co-founder) of Transactions on Systems, Signals & Devices, an International Journal, which has been renamed in 2017 as Advances in Systems, Signals & Devices. He has edited a book for Springer entitled "Applications of sliding mode control", in 2017.
Jawhar Ghommam is a Professor in Control Theory and Robotics at the National Institute of Applied Science and Technology, University of Carthage, Tunis. In Jannuary 2018 he joined the Departement of Electrical and Computer Engineering at the College of Engineering of the Sultan Quaboos University in Oman. He's got the BSc degree in Computer and Control Engineering from the National Institute and Applied Sciences and Technology (INSAT) in 2003 in Tunis. He's got the DEA ( MSc) degree form the university of Montpelier at the Laboratoire d'Informatique, Robotique et Micro-électronique (LIRMM, France) in 2004 and later on in 2008 a Ph.D in Control