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A smart pipe energy harvester excited by fluid flow and base excitation

M. F. Lumentut, M. I. Friswell, Michael Friswell

Acta Mechanica, Volume: 229, Issue: 11, Pages: 4431 - 4458

Swansea University Author: Michael Friswell

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DOI (Published version): 10.1007/s00707-018-2235-y

Abstract

This paper presents an electromechanical dynamic modelling of the partially smart pipe structure subject to the vibration responses from fluid flow and input base excitation for generating the electrical energy. We believe that this work shows the first attempt to formulate a unified analytical appr...

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Published in: Acta Mechanica
ISSN: 0001-5970 1619-6937
Published: 2018
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URI: https://cronfa.swan.ac.uk/Record/cronfa43796
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first_indexed 2018-09-12T18:59:52Z
last_indexed 2018-11-12T20:19:52Z
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spelling 2018-11-12T14:57:13.7037477 v2 43796 2018-09-12 A smart pipe energy harvester excited by fluid flow and base excitation 5894777b8f9c6e64bde3568d68078d40 Michael Friswell Michael Friswell true false 2018-09-12 FGSEN This paper presents an electromechanical dynamic modelling of the partially smart pipe structure subject to the vibration responses from fluid flow and input base excitation for generating the electrical energy. We believe that this work shows the first attempt to formulate a unified analytical approach of flow-induced vibrational smart pipe energy harvester in application to the smart sensor-based structural health monitoring systems including those to detect flutter instability. The arbitrary topology of the thin electrode segments located at the surface of the circumference region of the smart pipe has been used so that the electric charge cancellation can be avoided. The analytical techniques of the smart pipe conveying fluid with discontinuous piezoelectric segments and proof mass offset, connected with the standard AC–DC circuit interface, have been developed using the extended charge-type Hamiltonian mechanics. The coupled field equations reduced from the Ritz method-based weak form analytical approach have been further developed to formulate the orthonormalised dynamic equations. The reduced equations show combinations of the mechanical system of the elastic pipe and fluid flow, electromechanical system of the piezoelectric component, and electrical system of the circuit interface. The electromechanical multi-mode frequency and time signal waveform response equations have also been formulated to demonstrate the power harvesting behaviours. Initially, the optimal power output due to optimal load resistance without the fluid effect is discussed to compare with previous studies. For potential application, further parametric analytical studies of varying partially piezoelectric pipe segments have been explored to analyse the dynamic stability/instability of the smart pipe energy harvester due to the effect of fluid and input base excitation. Further proof between case studies also includes the effect of variable flow velocity for optimal power output, 3-D frequency response, the dynamic evolution of the smart pipe system based on the absolute velocity-time waveform signals, and DC power output-time waveform signals. Journal Article Acta Mechanica 229 11 4431 4458 0001-5970 1619-6937 31 12 2018 2018-12-31 10.1007/s00707-018-2235-y COLLEGE NANME Science and Engineering - Faculty COLLEGE CODE FGSEN Swansea University 2018-11-12T14:57:13.7037477 2018-09-12T14:02:34.4526459 Faculty of Science and Engineering School of Engineering and Applied Sciences - Uncategorised M. F. Lumentut 1 M. I. Friswell 2 Michael Friswell 3 0043796-12092018154403.pdf lumentut2018.pdf 2018-09-12T15:44:03.1070000 Output 5127039 application/pdf Accepted Manuscript true 2019-07-23T00:00:00.0000000 true eng
title A smart pipe energy harvester excited by fluid flow and base excitation
spellingShingle A smart pipe energy harvester excited by fluid flow and base excitation
Michael Friswell
title_short A smart pipe energy harvester excited by fluid flow and base excitation
title_full A smart pipe energy harvester excited by fluid flow and base excitation
title_fullStr A smart pipe energy harvester excited by fluid flow and base excitation
title_full_unstemmed A smart pipe energy harvester excited by fluid flow and base excitation
title_sort A smart pipe energy harvester excited by fluid flow and base excitation
author_id_str_mv 5894777b8f9c6e64bde3568d68078d40
author_id_fullname_str_mv 5894777b8f9c6e64bde3568d68078d40_***_Michael Friswell
author Michael Friswell
author2 M. F. Lumentut
M. I. Friswell
Michael Friswell
format Journal article
container_title Acta Mechanica
container_volume 229
container_issue 11
container_start_page 4431
publishDate 2018
institution Swansea University
issn 0001-5970
1619-6937
doi_str_mv 10.1007/s00707-018-2235-y
college_str Faculty of Science and Engineering
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hierarchy_top_id facultyofscienceandengineering
hierarchy_top_title Faculty of Science and Engineering
hierarchy_parent_id facultyofscienceandengineering
hierarchy_parent_title Faculty of Science and Engineering
department_str School of Engineering and Applied Sciences - Uncategorised{{{_:::_}}}Faculty of Science and Engineering{{{_:::_}}}School of Engineering and Applied Sciences - Uncategorised
document_store_str 1
active_str 0
description This paper presents an electromechanical dynamic modelling of the partially smart pipe structure subject to the vibration responses from fluid flow and input base excitation for generating the electrical energy. We believe that this work shows the first attempt to formulate a unified analytical approach of flow-induced vibrational smart pipe energy harvester in application to the smart sensor-based structural health monitoring systems including those to detect flutter instability. The arbitrary topology of the thin electrode segments located at the surface of the circumference region of the smart pipe has been used so that the electric charge cancellation can be avoided. The analytical techniques of the smart pipe conveying fluid with discontinuous piezoelectric segments and proof mass offset, connected with the standard AC–DC circuit interface, have been developed using the extended charge-type Hamiltonian mechanics. The coupled field equations reduced from the Ritz method-based weak form analytical approach have been further developed to formulate the orthonormalised dynamic equations. The reduced equations show combinations of the mechanical system of the elastic pipe and fluid flow, electromechanical system of the piezoelectric component, and electrical system of the circuit interface. The electromechanical multi-mode frequency and time signal waveform response equations have also been formulated to demonstrate the power harvesting behaviours. Initially, the optimal power output due to optimal load resistance without the fluid effect is discussed to compare with previous studies. For potential application, further parametric analytical studies of varying partially piezoelectric pipe segments have been explored to analyse the dynamic stability/instability of the smart pipe energy harvester due to the effect of fluid and input base excitation. Further proof between case studies also includes the effect of variable flow velocity for optimal power output, 3-D frequency response, the dynamic evolution of the smart pipe system based on the absolute velocity-time waveform signals, and DC power output-time waveform signals.
published_date 2018-12-31T03:55:08Z
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score 11.012678

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