Design and simulation of MEMS helmholtz resonator for acoustic energy harvester

An acoustic energy harvester using Helmholtz resonator with piezoelectric circular diaphragm has been studied using COMSOL Multiphysics 5.1. In this paper, multiple designs considerations for MEMS Helmholtz resonator and piezoelectric circular diaphragm including the length and radius of the tu...

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Main Authors:	Johari, Muhammad Jabrullah, Ab Rahim, Rosminazuin
Format:	Conference or Workshop Item
Language:	English English
Published:	IEEE 2016
Subjects:	T Technology (General)
Online Access:	http://irep.iium.edu.my/54518/ http://irep.iium.edu.my/54518/ http://irep.iium.edu.my/54518/ http://irep.iium.edu.my/54518/1/54518.pdf http://irep.iium.edu.my/54518/2/54518_Design%20and%20Simulation%20of%20MEMS%20Helmholtz%20Resonator%20for%20Acoustic%20Energy%20Harvester_SCOPUS.pdf

id	iium-54518
recordtype	eprints
spelling	iium-545182017-03-28T08:29:22Z http://irep.iium.edu.my/54518/ Design and simulation of MEMS helmholtz resonator for acoustic energy harvester Johari, Muhammad Jabrullah Ab Rahim, Rosminazuin T Technology (General) An acoustic energy harvester using Helmholtz resonator with piezoelectric circular diaphragm has been studied using COMSOL Multiphysics 5.1. In this paper, multiple designs considerations for MEMS Helmholtz resonator and piezoelectric circular diaphragm including the length and radius of the tube, the radius of the cavity and the thickness of the circular piezoelectric cantilever have been studied and investigated by varying it’s size with 5 different values for each parts in order to find the best size for optimum output voltage. The input pressure have been set to 1 Pa as default. The simulation results demonstrated that under the same condition, a higher output pressure can be formed by having smaller tube radius and bigger cavity radius of the Helmholtz resonator. The resonance frequency of the Helmholtz resonator was found at 181 Hz. On the other hand, the interaction between air pressure’s vibration and piezoelectric diaphragm plays an important role in determining the amount of harvested acoustic power and the position of piezoelectric circular diaphragm in the Helmholtz resonator is at the optimum when it is placed at the end of the resonator compared to at the beginning of the resonator’s tube. IEEE 2016 Conference or Workshop Item PeerReviewed application/pdf en http://irep.iium.edu.my/54518/1/54518.pdf application/pdf en http://irep.iium.edu.my/54518/2/54518_Design%20and%20Simulation%20of%20MEMS%20Helmholtz%20Resonator%20for%20Acoustic%20Energy%20Harvester_SCOPUS.pdf Johari, Muhammad Jabrullah and Ab Rahim, Rosminazuin (2016) Design and simulation of MEMS helmholtz resonator for acoustic energy harvester. In: 6th International Conference on Computer and Communication Engineering (ICCCE 2016), 25th-27th July 2016, Kuala Lumpur. http://ieeexplore.ieee.org/document/7808369/ 10.1109/ICCCE.2016.111
repository_type	Digital Repository
institution_category	Local University
institution	International Islamic University Malaysia
building	IIUM Repository
collection	Online Access
language	English English
topic	T Technology (General)
spellingShingle	T Technology (General) Johari, Muhammad Jabrullah Ab Rahim, Rosminazuin Design and simulation of MEMS helmholtz resonator for acoustic energy harvester
description	An acoustic energy harvester using Helmholtz resonator with piezoelectric circular diaphragm has been studied using COMSOL Multiphysics 5.1. In this paper, multiple designs considerations for MEMS Helmholtz resonator and piezoelectric circular diaphragm including the length and radius of the tube, the radius of the cavity and the thickness of the circular piezoelectric cantilever have been studied and investigated by varying it’s size with 5 different values for each parts in order to find the best size for optimum output voltage. The input pressure have been set to 1 Pa as default. The simulation results demonstrated that under the same condition, a higher output pressure can be formed by having smaller tube radius and bigger cavity radius of the Helmholtz resonator. The resonance frequency of the Helmholtz resonator was found at 181 Hz. On the other hand, the interaction between air pressure’s vibration and piezoelectric diaphragm plays an important role in determining the amount of harvested acoustic power and the position of piezoelectric circular diaphragm in the Helmholtz resonator is at the optimum when it is placed at the end of the resonator compared to at the beginning of the resonator’s tube.
format	Conference or Workshop Item
author	Johari, Muhammad Jabrullah Ab Rahim, Rosminazuin
author_facet	Johari, Muhammad Jabrullah Ab Rahim, Rosminazuin
author_sort	Johari, Muhammad Jabrullah
title	Design and simulation of MEMS helmholtz resonator for acoustic energy harvester
title_short	Design and simulation of MEMS helmholtz resonator for acoustic energy harvester
title_full	Design and simulation of MEMS helmholtz resonator for acoustic energy harvester
title_fullStr	Design and simulation of MEMS helmholtz resonator for acoustic energy harvester
title_full_unstemmed	Design and simulation of MEMS helmholtz resonator for acoustic energy harvester
title_sort	design and simulation of mems helmholtz resonator for acoustic energy harvester
publisher	IEEE
publishDate	2016
url	http://irep.iium.edu.my/54518/ http://irep.iium.edu.my/54518/ http://irep.iium.edu.my/54518/ http://irep.iium.edu.my/54518/1/54518.pdf http://irep.iium.edu.my/54518/2/54518_Design%20and%20Simulation%20of%20MEMS%20Helmholtz%20Resonator%20for%20Acoustic%20Energy%20Harvester_SCOPUS.pdf
first_indexed	2023-09-18T21:17:09Z
last_indexed	2023-09-18T21:17:09Z
_version_	1777411638345859072

Design and simulation of MEMS helmholtz resonator for acoustic energy harvester

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