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Design of a New Piezoelectric Energy Harvesting Handrail with Vibration and Force Excitations
ZHENJING LI; QINGSONG XU; LAP MOU TAM
2019-10-17
Source PublicationIEEE Access
ISSN2169-3536
Volume7Pages:151449-151458
Abstract

This paper presents the design, fabrication and testing of a new type of energy harvesting handrail. One uniqueness of the handrail energy harvester is that it has two working modes for collecting the energy excited by both vibration and pulling force during the operation. In order to enable good stability and anti-jamming ability for the energy harvester, a compound bridge-type compliant force amplifier is adopted and its parameters are optimized based on multi-objective genetic algorithm with finite-element analysis simulation. Analytical dynamic model is established for the piezoelectric device and the output power is calculated. A prototype harvester is fabricated for experimental investigation. Experimental results verify the effectiveness of the derived analytical model. Moreover, results show that the maximum power output is up to 150μW under vibration excitation and 15 mW under random pulling force input. A series of the designed energy harvesters can be used to scavenge the energy generated by passengers in a bus or subway under different motion states.

KeywordCompliant Mechanism Dynamics Model Energy Harvesting Piezoelectric Device Vibration And Force Input
DOI10.1109/ACCESS.2019.2948085
URLView the original
Indexed BySCIE
Language英語English
WOS Research AreaComputer Science ; Engineering ; Telecommunications
WOS SubjectComputer Science, Information Systems ; Engineering, Electrical & Electronic ; Telecommunications
WOS IDWOS:000497163000084
Scopus ID2-s2.0-85078335085
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Citation statistics
Document TypeJournal article
CollectionDEPARTMENT OF ELECTROMECHANICAL ENGINEERING
Corresponding AuthorQINGSONG XU
AffiliationDepartment of Electromechanical Engineering, Faculty of Science and Technology, University of Macau, Macau, China
First Author AffilicationFaculty of Science and Technology
Corresponding Author AffilicationFaculty of Science and Technology
Recommended Citation
GB/T 7714
ZHENJING LI,QINGSONG XU,LAP MOU TAM. Design of a New Piezoelectric Energy Harvesting Handrail with Vibration and Force Excitations[J]. IEEE Access, 2019, 7, 151449-151458.
APA ZHENJING LI., QINGSONG XU., & LAP MOU TAM (2019). Design of a New Piezoelectric Energy Harvesting Handrail with Vibration and Force Excitations. IEEE Access, 7, 151449-151458.
MLA ZHENJING LI,et al."Design of a New Piezoelectric Energy Harvesting Handrail with Vibration and Force Excitations".IEEE Access 7(2019):151449-151458.
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