Inkjet 3D Printed MEMS Vibrational Electromagnetic Energy Harvester

Three-dimensional (3D) printing is a powerful tool that enables the printing of almost unlimited geometry in a few hours, from a virtual design to a real structure. In this paper, we present a micro-electromechanical energy harvester that utilized a 3D printed micromechanical structure combined with...

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Main Authors: Bartosz Kawa, Krzysztof Śliwa, Vincent Ch. Lee, Qiongfeng Shi, Rafał Walczak
Format: Article
Language:English
Published: MDPI AG 2020-06-01
Series:Energies
Subjects:
Online Access:https://www.mdpi.com/1996-1073/13/11/2800
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author Bartosz Kawa
Krzysztof Śliwa
Vincent Ch. Lee
Qiongfeng Shi
Rafał Walczak
author_facet Bartosz Kawa
Krzysztof Śliwa
Vincent Ch. Lee
Qiongfeng Shi
Rafał Walczak
author_sort Bartosz Kawa
collection DOAJ
description Three-dimensional (3D) printing is a powerful tool that enables the printing of almost unlimited geometry in a few hours, from a virtual design to a real structure. In this paper, we present a micro-electromechanical energy harvester that utilized a 3D printed micromechanical structure combined with a miniature permanent magnet and a microelectronic coil towards a hybrid electromagnetic vibrational hybrid energy harvester. Various micromechanical structure geometries were designed, printed, and tested. The characteristic dimensions of the springs were from 200 μm to 400 μm and the total volume of the devices was below 1 cm<sup>3</sup>. The resonant frequencies (95–340 Hz range), as well as bandwidths (6–23 Hz range), for the developed prototypes were determined. The maximal generated output power was almost 24 μW with a power density up to almost 600 μW/cm<sup>3</sup>.
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spelling doaj.art-510c237dd60d4be59df2f4f87ce921932023-11-20T02:31:44ZengMDPI AGEnergies1996-10732020-06-011311280010.3390/en13112800Inkjet 3D Printed MEMS Vibrational Electromagnetic Energy HarvesterBartosz Kawa0Krzysztof Śliwa1Vincent Ch. Lee2Qiongfeng Shi3Rafał Walczak4Department of Microsystems, Wroclaw University of Science and Technology, 50370 Wroclaw, PolandDepartment of Microsystems, Wroclaw University of Science and Technology, 50370 Wroclaw, PolandDepartment of Electrical and Computer Engineering, National University of Singapore, Singapore 117608, SingaporeDepartment of Electrical and Computer Engineering, National University of Singapore, Singapore 117608, SingaporeDepartment of Microsystems, Wroclaw University of Science and Technology, 50370 Wroclaw, PolandThree-dimensional (3D) printing is a powerful tool that enables the printing of almost unlimited geometry in a few hours, from a virtual design to a real structure. In this paper, we present a micro-electromechanical energy harvester that utilized a 3D printed micromechanical structure combined with a miniature permanent magnet and a microelectronic coil towards a hybrid electromagnetic vibrational hybrid energy harvester. Various micromechanical structure geometries were designed, printed, and tested. The characteristic dimensions of the springs were from 200 μm to 400 μm and the total volume of the devices was below 1 cm<sup>3</sup>. The resonant frequencies (95–340 Hz range), as well as bandwidths (6–23 Hz range), for the developed prototypes were determined. The maximal generated output power was almost 24 μW with a power density up to almost 600 μW/cm<sup>3</sup>.https://www.mdpi.com/1996-1073/13/11/28003D printingMEMSenergy harvester
spellingShingle Bartosz Kawa
Krzysztof Śliwa
Vincent Ch. Lee
Qiongfeng Shi
Rafał Walczak
Inkjet 3D Printed MEMS Vibrational Electromagnetic Energy Harvester
Energies
3D printing
MEMS
energy harvester
title Inkjet 3D Printed MEMS Vibrational Electromagnetic Energy Harvester
title_full Inkjet 3D Printed MEMS Vibrational Electromagnetic Energy Harvester
title_fullStr Inkjet 3D Printed MEMS Vibrational Electromagnetic Energy Harvester
title_full_unstemmed Inkjet 3D Printed MEMS Vibrational Electromagnetic Energy Harvester
title_short Inkjet 3D Printed MEMS Vibrational Electromagnetic Energy Harvester
title_sort inkjet 3d printed mems vibrational electromagnetic energy harvester
topic 3D printing
MEMS
energy harvester
url https://www.mdpi.com/1996-1073/13/11/2800
work_keys_str_mv AT bartoszkawa inkjet3dprintedmemsvibrationalelectromagneticenergyharvester
AT krzysztofsliwa inkjet3dprintedmemsvibrationalelectromagneticenergyharvester
AT vincentchlee inkjet3dprintedmemsvibrationalelectromagneticenergyharvester
AT qiongfengshi inkjet3dprintedmemsvibrationalelectromagneticenergyharvester
AT rafałwalczak inkjet3dprintedmemsvibrationalelectromagneticenergyharvester