Variable-potential bistable nonlinear energy sink for enhanced vibration suppression and energy harvesting

L Chen, X Liao, G Xia, B Sun, Y Zhou - International Journal of Mechanical …, 2023 - Elsevier
A variable-potential bistable nonlinear energy sink coupled electromagnetic harvesters
(VBNES-EH) is proposed, that can simultaneously achieve high efficiency, broadband …

Design and numerical investigation of an ultra-wide bandwidth rolling magnet bistable electromagnetic harvester

W Wang, Y Zhang, ZH Wei, J Cao - Energy, 2022 - Elsevier
To realize broadband energy harvesting at low-frequency excitation, this paper proposes a
rolling magnet bistable electromagnetic harvester (RM-BEH) which utilizes the rolling motion …

Vibration mitigation and energy harvesting of vibro–impact dielectric elastomer oscillators

M Wu, J Zhang, H Wu - International Journal of Mechanical Sciences, 2024 - Elsevier
Dielectric elastomers (DEs), as a type of intelligent materials, have the characteristics of light
weight, high energy density, high conversion efficiency, and damping effect, and thus can …

Novel piezoelectric-based ocean wave energy harvesting from offshore buoys

SF Nabavi, A Farshidianfar, A Afsharfard - Applied Ocean Research, 2018 - Elsevier
Ocean wave energy is one of the huge energy sources, which easily wasted around us.
Because of low frequency of the ocean waves, less attention has been paid on vibration …

An asymmetric bistable vibro-impact DEG for enhanced ultra-low-frequency vibration energy harvesting

J Zhang, M Wu, H Wu, S Ding - International Journal of Mechanical …, 2023 - Elsevier
In order to enhance the performance of bistable energy harvesters with dielectric elastomers
(DEs) under ultra-low frequency vibrations, this paper proposes an asymmetric bistable …

Impact damage assessment in orthotropic CFRP laminates using nonlinear Lamb wave: Experimental and numerical investigations

Y Tie, Q Zhang, Y Hou, C Li - Composite Structures, 2020 - Elsevier
In this study, experimental and numerical approaches based on the nonlinear ultrasonic
Lamb wave are used to detect the barely visible impact damages (BVID) in orthotropic CFRP …

A pendulum-based absorber-harvester with an embedded hybrid vibro-impact electromagnetic-dielectric generator

C Zhang, J Xu, S Fang, Z Qiao, D Yurchenko, Z Lai - Nano Energy, 2023 - Elsevier
In this paper, a novel hybrid vibro-impact electromagnetic-dielectric generator (VI EDG) is
proposed, which is further embedded into a pendulum structure to form a pendulum-based …

Potential of a vibro-impact nonlinear energy sink for energy harvesting

H Li, A Li - Mechanical Systems and Signal Processing, 2021 - Elsevier
The energy harvesting potential of a vibro-impact nonlinear energy sink (VINES) is
investigated. Applying Signorini's contact law, the non-smooth dynamics is first formulated in …

An ocean wave-based piezoelectric energy harvesting system using breaking wave force

SF Nabavi, A Farshidianfar, A Afsharfard… - International Journal of …, 2019 - Elsevier
Nowadays, in the case of the coastal structures, wave breaking and access to clean energy
are two important issues, which can be addressed by combining breakwater and vibration …

Design, analysis and experimental study of a T-shaped piezoelectric energy harvester with internal resonance

Z Xie, T Wang, CAK Kwuimy, Y Shao… - Smart Materials and …, 2019 - iopscience.iop.org
In this paper, a T-shaped piezoelectric energy harvester (TPEH) is proposed by taking
advantages of internal resonance and multimodal techniques. The developed TPEH is …