Diagnostic of electromechanical system by fault-tolerant-control using piezoelectric sensorsKhadija El Batal, Mounir Meddad, Seddik Benahdouga, Nabil Chakhchaoui, Adil Eddiai and M’hammed MazrouiEur. Phys. J. Appl. Phys., 91 3 (2020) 30101DOI: https://doi.org/10.1051/epjap/2020200162