Input-Output Feedback Linearization Control (IOFLC) for muscle force control by functional electrical stimulation

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TitreInput-Output Feedback Linearization Control (IOFLC) for muscle force control by functional electrical stimulation
Type de publicationConference Paper
Year of Publication2018
AuteursBen Hmed A, Bakir T, Sakly A, Binczak S
Conference Name2018 26TH MEDITERRANEAN CONFERENCE ON CONTROL AND AUTOMATION (MED)
PublisherMediterranean Control Assoc; KoREMA Croatian Soc Communications Comp Electron Measurement & Control; IEEE; IEEE Robot & Automat Soc; IEEE Control Syst Soc
Conference Location345 E 47TH ST, NEW YORK, NY 10017 USA
ISBN Number978-1-5386-7890-9
Mots-clésFeedback linearization, functional electrical stimulation, Muscleforce model, Pulse duration
Résumé

Functional Electrical Stimulation (FES) is mainly used to help paralyzed individuals to restore functional movements. The efficiency of FES-systems is technically limited by the imprecise control of movements and also by the rapid appearing of the fatigue. Therefore, there is a need to include control strategies into FES-systems to modulate stimulation parameters (frequency, pulse amplitude and pulse duration). We aimed in this work to compute the required stimulation pulse duration using the Input-Output Feedback Linearization Control (IOFLC) in order to perform electrical stimulation by tracking a given desired force reference. The IOFLC approach is validated in this study through different simulation scenarios. The illustrated results showed promise in application of IOFLC into closed loop control in FES rehabilitation systems.