A Soft and Robust Spring Based Triboelectric Nanogenerator for Harvesting Arbitrary Directional Vibration Energy and Self‐Powered Vibration Sensing
Sign Up to like & getrecommendations! Published in 2018 at "Advanced Energy Materials"
DOI: 10.1002/aenm.201702432
Abstract: Vibration is a common mechanical phenomenon in our daily life; for example, it is present in engines, aircrafts, bridges, buildings, etc. The omnipresent vibration can also serve as a source of energy to power self-powered… read more here.
Keywords: energy; vibration; vibration energy; spring based ... See more keywords
Theoretical analysis of a piezoelectric ceramic tube polarized tangentially for hydraulic vibration energy harvesting
Sign Up to like & getrecommendations! Published in 2017 at "Archive of Applied Mechanics"
DOI: 10.1007/s00419-016-1211-z
Abstract: A piezoelectric energy harvester, consisting of a long and thin lead zirconate titanate ceramic tube with tangential polarization, is proposed in this paper for scavenging vibration energy. This harvester operates in 3–3 mode while subjected… read more here.
Keywords: tube; energy; vibration energy; harvester ... See more keywords
Wideband auto-tunable vibration energy harvester using change in centre of gravity
Sign Up to like & getrecommendations! Published in 2018 at "Microsystem Technologies"
DOI: 10.1007/s00542-018-3846-x
Abstract: Energy harvesters are preferred for enhancing the life of IoT nodes. In this paper, a vibration energy harvester with wideband auto-tunable resonant frequency for increased output is designed. With a variation in frequency of vibrating… read more here.
Keywords: energy; frequency; change; vibration energy ... See more keywords
A comprehensive study of 2:1 internal-resonance-based piezoelectric vibration energy harvesting
Sign Up to like & getrecommendations! Published in 2018 at "Nonlinear Dynamics"
DOI: 10.1007/s11071-017-3982-3
Abstract: This work exploits a 2:1 internal resonance mechanism to enhance broadband vibration energy harvesting. It is achieved by adding a properly tuned auxiliary oscillator to the primary energy harvesting oscillator coupled by a nonlinear magnetic… read more here.
Keywords: energy harvesting; internal resonance; vibration energy; energy ... See more keywords
A flute-inspired broadband piezoelectric vibration energy harvesting device with mechanical intelligent design
Sign Up to like & getrecommendations! Published in 2021 at "Applied Energy"
DOI: 10.1016/j.apenergy.2021.117577
Abstract: Abstract Currently, the practicability of vibration energy harvesting devices is restricted by narrow resonant bandwidths. To realize broadband, high-efficiency vibration energy harvesting, here we propose a flute-inspired mechanical-intelligent piezoelectric energy harvester to achieve self-tracking vibration… read more here.
Keywords: vibration energy; vibration; flute; mechanical intelligent ... See more keywords
Bio-inspired bistable piezoelectric vibration energy harvester: Design and experimental investigation
Sign Up to like & getrecommendations! Published in 2021 at "Energy"
DOI: 10.1016/j.energy.2021.120595
Abstract: Abstract Inspired by the flight mechanism of dipteran, a novel bionic-dipteran energy harvester (BDEH) was proposed to collect ultralow-frequency vibration energy. Mimicking the skeletal structure of dipteran wing, two flexible beams and two rigid links… read more here.
Keywords: vibration energy; vibration; cross well; energy ... See more keywords
Design and modeling a frequency self-tuning vibration energy harvester for rotational applications
Sign Up to like & getrecommendations! Published in 2021 at "Energy"
DOI: 10.1016/j.energy.2021.121414
Abstract: Abstract Vibration energy harvester (VEH) for rotational applications has attracted increasing attentions in the last decade, and one of the major challenges is still the mismatch between the resonant frequency of the VEH and the… read more here.
Keywords: frequency matching; rotational applications; vibration energy; frequency ... See more keywords
Ferrofluid-based triboelectric-electromagnetic hybrid generator for sensitive and sustainable vibration energy harvesting
Sign Up to like & getrecommendations! Published in 2017 at "Nano Energy"
DOI: 10.1016/j.nanoen.2016.11.038
Abstract: Abstract A vibration energy harvester that utilizes a liquid medium has been the subject of active research recently given its advantages of shape adaptability, scalability, and durability. In this work, a ferrofluid-based vibration energy harvester… read more here.
Keywords: triboelectric electromagnetic; energy; generator; ferrofluid based ... See more keywords
A methodology based on 2.5D FEM-BEM for the evaluation of the vibration energy flow radiated by underground railway infrastructures
Sign Up to like & getrecommendations! Published in 2020 at "Tunnelling and Underground Space Technology"
DOI: 10.1016/j.tust.2020.103392
Abstract: Abstract In this paper, a comprehensive numerical approach for modelling track/tunnel/soil systems in the context of ground-borne railway-induced vibration problems considering a full-space model of the soil is proposed. All the approach is formulated in… read more here.
Keywords: methodology; underground railway; railway; vibration energy ... See more keywords
A Hybrid Nonlinear Vibration Energy Harvester
Sign Up to like & getrecommendations! Published in 2017 at "Mechanical Systems and Signal Processing"
DOI: 10.1016/j.ymssp.2016.12.032
Abstract: Abstract Vibration energy harvesting converts mechanical energy from ambient sources to electricity to power remote sensors. Compared to linear resonators that have poor performance away from their natural frequency, nonlinear vibration energy harvesters perform better… read more here.
Keywords: energy; hybrid nonlinear; vibration; vibration energy ... See more keywords
Vibration energy harvesting based monitoring of an operational bridge undergoing forced vibration and train passage
Sign Up to like & getrecommendations! Published in 2018 at "Mechanical Systems and Signal Processing"
DOI: 10.1016/j.ymssp.2018.01.007
Abstract: Abstract The application of energy harvesting technology for monitoring civil infrastructure is a bourgeoning topic of interest. The ability of kinetic energy harvesters to scavenge ambient vibration energy can be useful for large civil infrastructure… read more here.
Keywords: energy; vibration; bridge; vibration energy ... See more keywords