Results 31 to 40 of about 6,670,403 (347)

Electromagnetic energy harvester for harvesting acoustic energy

open access: yesSādhanā, 2016
This paper reports a suspended coil, electromagnetic acoustic energy harvester (AEH) for extracting acoustical energy. The developed AEH comprises Helmholtz resonator (HR), a wound coil bonded to a flexible membrane and a permanent magnet placed in a magnet holder.
Farid U Khan, null Izhar
openaire   +2 more sources

Simultaneous Energy Harvesting and Gait Recognition Using Piezoelectric Energy Harvester [PDF]

open access: yesIEEE Transactions on Mobile Computing, 2022
13 pages, 17 figures, and 2 ...
Dong Ma   +4 more
openaire   +3 more sources

Optimisation of an Aeroelastic Flutter Energy Harvester [PDF]

open access: yes, 2017
This work is an investigation into approaches to optimising an aeroelastic utter energy harvester in order to maximise power output. The utter harvester was represented by a nonlinear two degree of freedom system coupled with a linear piezoelectric patch
Barton, David   +2 more
core   +2 more sources

Optimal Heartbeat Energy Harvesting using Electrostatic Energy Harvesters

open access: yesEnergy Technology, 2023
This paper presents the state space modeling and simulation of different micro electrostatic energy harvesters – in plane overlap, in plane gap closing and their compound structures – with freedom of movement in x, x-y and x-y-z axis. The structures are specially designed for energy harvesting of vibrations whose frequencies are lower than 100 Hz to be
Meisam Pourahmadinakhli   +1 more
openaire   +3 more sources

Inkjet 3D Printed MEMS Electromagnetic Multi-Frequency Energy Harvester

open access: yesEnergies, 2022
Multi-frequency operation is an interesting and desired feature of electromagnetic energy harvesters. This work presents results of investigations on an inkjet 3D-printed miniature multi-frequency electromagnetic energy harvester.
Bartosz Kawa   +2 more
doaj   +1 more source

Signal and System Design for Wireless Power Transfer : Prototype, Experiment and Validation [PDF]

open access: yes, 2020
A new line of research on communications and signals design for Wireless Power Transfer (WPT) has recently emerged in the communication literature. Promising signal strategies to maximize the power transfer efficiency of WPT rely on (energy) beamforming,
Clerckx, Bruno   +2 more
core   +2 more sources

Exploring the Potential of Flow-Induced Vibration Energy Harvesting Using a Corrugated Hyperstructure Bluff Body

open access: yesMicromachines, 2023
Fluid-induced vibration is a common phenomenon in fluid–structure interaction. A flow-induced vibrational energy harvester based on a corrugated hyperstructure bluff body which can improve energy collection efficiency under low wind speeds is proposed in
Yikai Yuan   +5 more
doaj   +1 more source

Generation of electrical energy using lead zirconate titanate (PZT-5A) piezoelectric material: Analytical, numerical and experimental verifications [PDF]

open access: yes, 2016
Energy harvesting is the process of attaining energy from the external sources and transforming it into usable electrical energy. An analytical model of piezoelectric energy harvester has been developed to determine the output voltage across an ...
Ahmad, Nasir   +5 more
core   +1 more source

Scaling effects for piezoelectric energy harvesters [PDF]

open access: yes, 2015
This paper presents a fundamental investigation into scaling effects for the mechanical properties and electrical output power of piezoelectric vibration energy harvesters.
Beeby, S. P., Zhu, Dibin
core   +1 more source

Energy-Harvesting Performances of Two Tandem Piezoelectric Energy Harvesters with Cylinders in Water

open access: yesApplied Sciences, 2016
This paper presents a new energy-harvesting system with two identical piezoelectric energy harvesters in a tandem configuration. Each harvester consists of a piezoelectric beam and a circular cylinder.
Xiaobiao Shan   +3 more
doaj   +1 more source

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