Multiband elastic wave energy localization for highly amplified piezoelectric energy harvesting using trampoline metamaterials

G Lee, J Park, W Choi, B Ji, M Kim, J Rho - Mechanical Systems and Signal …, 2023 - Elsevier
In this study, we investigate high-performance piezoelectric energy harvesting at multiband
frequencies. Previous harvesting platforms were limited to a high-frequency range and …

Stochastic dynamics of a tri-stable piezoelectric vibration energy harvester interfaced with a standard rectifier circuit

T Zhang, Y Jin, Y Zhang - Journal of Sound and Vibration, 2023 - Elsevier
In this paper, the nonlinear dynamics of the tri-stable piezoelectric vibration energy harvester
(TPVEH) interfaced with a standard rectifier circuit under colored noise is investigated. A full …

Gradient-index phononic crystals for highly dense flexural energy harvesting

J Hyun, W Choi, M Kim - Applied Physics Letters, 2019 - pubs.aip.org
Gradient-index (GRIN) refers to a system where the refractive index changes spatially within
a specific region. GRIN phononic crystals are capable of not only amplifying the magnitude …

Development and application performance of road spring-type piezoelectric transducer for energy harvesting

J Wang, Z Liu, K Shi, G Ding - Smart Materials and Structures, 2021 - iopscience.iop.org
Piezoelectric pavement energy transducers have attracted attention because they can
directly convert mechanical energy into electric energy, thus enabling environmental …

Statistical quantification of DC power generated by bistable piezoelectric energy harvesters when driven by random excitations

C Zhang, RL Harne, B Li, KW Wang - Journal of Sound and Vibration, 2019 - Elsevier
Vibration energy harvesting provides prominent potential on leveraging the converted
energy to realize self-powered electronics. To satisfy the demand of electronics and …

Influence and optimization of the electrodes position in a piezoelectric energy harvesting flag

M Piñeirua, O Doaré, S Michelin - Journal of Sound and Vibration, 2015 - Elsevier
Fluttering piezoelectric plates may harvest energy from a fluid flow by converting the plate׳ s
mechanical deformation into electric energy in an output circuit. This work focuses on the …

Wideband energy harvesting using a combination of an optimized synchronous electric charge extraction circuit and a bistable harvester

WQ Liu, A Badel, F Formosa, YP Wu… - Smart Materials and …, 2013 - iopscience.iop.org
The challenge of variable vibration frequencies for energy harvesting calls for the
development of wideband energy harvesters. Bistability has been proven to be a potential …

Harmonic analysis and experimental validation of bistable vibration energy harvesters interfaced with rectifying electrical circuits

C Zhang, RL Harne, B Li, KW Wang - Communications in Nonlinear …, 2020 - Elsevier
The high-performing, nonlinear vibration energy harvesters are conventionally investigated
when integrated with simplified resistive electrical circuits (AC circuits), while in fact DC …

Bistable vibration energy harvester and SECE circuit: exploring their mutual influence

T Huguet, M Lallart, A Badel - Nonlinear Dynamics, 2019 - Springer
The present work focuses on vibration energy harvesting to replace chemical batteries as
power supplies in wireless autonomous sensors. More particularly, this article deals with …

Self-powered piezoelectric energy harvester for bicycle

D Vasic, YY Chen, F Costa - Journal of Mechanical Science and …, 2014 - Springer
Various electronic accessories, such as on-board computers, communication devices, and
wireless sensor nodes, have been installed on bicycles for several years. A powering …