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Content archived on 2024-06-18

Numerical modelling of smart energy harvesting devices<br/>driven by flow-induced vibrations

Objective

The project investigates a new class of piezo-electric energy harvesting devices for renewable energy resources. The key idea is to invert the traditional intention of engineers to avoid flow-induced excitation of structures such, that fluid-structure interaction can successfully be controlled and utilized in order to provide independent power supply to small-scale electrical devices. Possible application are e.g. micro electro-mechanical systems, monitoring sensors at remote locations or even in-vivo medical devices with the advantage of increased independence on local energy storage and reduced maintenance effort.

This energy converter technology involves transient boundary-coupled fluid-structure interaction, volume-coupled piezo-electric-mechanics as well as a controlling electric circuit simultaneously. In order to understand the phenomenology and to increase robustness and performance of such devices, a mathematical and numerical model of the transient strongly-coupled non-linear multi-physics system will be developed and utilized for systematic computational analyses.

On basis of numerical investigations of the overall system optimal designs of the flow-induced vibrating piezo-electric energy harvester are to identified with respect to electric power supply under varying exterior conditions. Vortex-induced excitations of a cantilever piezo-electric plate are exemplarily considered for studies on robustness and efficiency.

Call for proposal

FP7-PEOPLE-2012-CIG
See other projects for this call

Coordinator

UNIVERSITE DU LUXEMBOURG
EU contribution
€ 100 000,00
Address
2 PLACE DE L'UNIVERSITE
4365 ESCH-SUR-ALZETTE
Luxembourg

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Region
Luxembourg Luxembourg Luxembourg
Activity type
Higher or Secondary Education Establishments
Administrative Contact
Funk Alfred (Mr.)
Links
Total cost
No data