Effect of the localization on the response of a quasi-periodic electromagnetic oscillator array for vibration energy harvesting

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TitreEffect of the localization on the response of a quasi-periodic electromagnetic oscillator array for vibration energy harvesting
Type de publicationConference Paper
Year of Publication2018
AuteursAouali K, Kacem N, Mrabet E, Bouhaddi N, Haddar M
EditorBelhaq M
Conference NameINTERNATIONAL CONFERENCE ON STRUCTURAL NONLINEAR DYNAMICS AND DIAGNOSIS (CSNDD 2018)
PublisherE D P SCIENCES
Conference Location17 AVE DU HOGGAR PARC D ACTIVITES COUTABOEUF BP 112, F-91944 CEDEX A, FRANCE
Résumé

Vibration energy harvesting by exploiting the multimodal approach in a quasi-periodic system is proposed. The quasi-periodic system, based on electromagnetic transduction, consists of two weakly coupled magnets mechanically guided by two elastic beams. Mistuning is achieved by varying the mechanical stiffness of one of the beams. These imperfections will lead to the vibration energy localization in regions close to the imperfections which will be exploited to maximize the harvested energy.

DOI10.1051/matecconf/201824101003