<abstract xmlns="http://www.w3.org/1999/xhtml"><p>Plate-like structures with attached piezo-patch elements are widely used in marine, aerospace and civil infrastructure applications to power small devices with low power demand or used for monitoring of vibration structures. In order to assess the feasibility of an energy harvesting system to generate power output from a harvester, an accurate electromechanical model of the piezo-patch harvester attached to a 2D structure in modal coordinates is required. Taking into account this fact, this study is focused on the analysis of the piezoharvester orientations on the SFSF (Simply Supported-Free-Simply Supported-Free) plate undergoing forced dynamic excitation. The results obtained from the numerical analysis of a smart structure led to determining quasi-optimal piezo-harvester location on the structure, and next, to determining a multi-mode representation of the equivalent circuit model. The experimental set-up carried out on the lab stand properly verified the parameters of the ECM model. Finally, the proposed approach can be used for the structural health monitoring of vibration of some 2D mechanical structures like the front wall of a dishwasher.</p></abstract>

Plate-like structures with attached piezo-patch elements are widely used in marine, aerospace and civil infrastructure applications to power small devices with low power demand or used for monitoring of vibration structures. In order to assess the feasibility of an energy harvesting system to generate power output from a harvester, an accurate electromechanical model of the piezo-patch harvester attached to a 2D structure in modal coordinates is required. Taking into account this fact, this study is focused on the analysis of the piezoharvester orientations on the SFSF (Simply Supported-Free-Simply Supported-Free) plate undergoing forced dynamic excitation. The results obtained from the numerical analysis of a smart structure led to determining quasi-optimal piezo-harvester location on the structure, and next, to determining a multi-mode representation of the equivalent circuit model. The experimental set-up carried out on the lab stand properly verified the parameters of the ECM model. Finally, the proposed approach can be used for the structural health monitoring of vibration of some 2D mechanical structures like the front wall of a dishwasher.

Experimental Validation of Equivalent Circuit Modelling of the Piezo-Stripe Harvester Attached to the SFSF Rectangular Plate

Faculty of Mechanical Engineering, Department of Robotics Systems and Mechatronics

Acta Mechanica et Automatica

This work is licensed under the Creative Commons Attribution-NonCommercial-NoDerivatives 3.0 License.

Plate-like structures with attached piezo-patch elements are widely used in marine, aerospace and civil infrastructure applications to power small devices with...

Experimental Validation of Equivalent Circuit Modelling of the Piezo-Stripe Harvester Attached to the SFSF Rectangular Plate

Published Online: Apr 30, 2020

Page range: 8 - 15

Received: Sep 23, 2019

Accepted: Mar 04, 2020

DOI: https://doi.org/10.2478/ama-2020-0002

Keywords
Aluminium plate, piezo-harvester, energy harvesting system, modal analysis, Equivalent Circuit Model (ECM)

© 2020 Andrzej Koszewnik, published by Sciendo

This work is licensed under the Creative Commons Attribution-NonCommercial-NoDerivatives 3.0 License.

Experimental Validation of Equivalent Circuit Modelling of the Piezo-Stripe Harvester Attached to the SFSF Rectangular Plate

Published Online: Apr 30, 2020

Page range: 8 - 15

Received: Sep 23, 2019

Accepted: Mar 04, 2020

DOI: https://doi.org/10.2478/ama-2020-0002

KeywordsAluminium plate, piezo-harvester, energy harvesting system, modal analysis, Equivalent Circuit Model (ECM)

© 2020 Andrzej Koszewnik, published by Sciendo

This work is licensed under the Creative Commons Attribution-NonCommercial-NoDerivatives 3.0 License.

Keywords
Aluminium plate, piezo-harvester, energy harvesting system, modal analysis, Equivalent Circuit Model (ECM)