Experimental Duffing oscillator for broadband piezoelectric energy harvesting

By Gael Sebald, H. Kuwano, Daniel Guyomar, B. Ducharne. 2011

243 citations recorded by the source corpus.

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On the Role of Nonlinearities in Vibratory Energy Harvesting: A Critical Review and Discussion (2014, methodology): “[49,56] arrived at a similar conclusion for a hardening-type monostable harvester.”
A review of the recent research on vibration energy harvesting via bistable systems (2013, background): “To date, a number of nonlinear energy harvesting studies have been conducted, mostly focusing on the monostable Duffing [5–7], impact [8, 9], and bistable oscillator designs.”
Novel piezoelectric bistable oscillator architecture for wideband vibration energy harvesting (2013, unknown): “More recently, a hardening cantilever beam realized by the interaction of magnets was theoretically [10] and experimentally [11] investigated by Sebald et al.”
A Hybrid Nonlinear Vibration Energy Harvester (2017, background): “The magnetic force adds cubic stiffness nonlinearity and makes the oscillator a Duffing type with frequency hardening behavior[17, 19, 20, 21, 22].”
Investigation of a MEMS piezoelectric energy harvester system with a frequency-widened-bandwidth mechanism introduced by mechanical stoppers (2012, unknown): “Sebald et al [25] presented a duffing oscillator with strong nonlinear frequency response behavior used for energy harvesting by placing magnets above and below the piezoelectric cantilever.”