3D frequency selective surfaces for structural health monitoring systems

The research work in this dissertation mainly highlighted to the study of capability 3D Frequency Selective Surfaces to act as a sensor in structure monitoring. A new type of three-dimensional (3D) Frequency Selective Surfaces (FSS) applied for passive sensing in Structural Health Monitoring (SHM) i...

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Format:	Thesis
Language:	English
Subjects:	Three-dimensional imaging 3D Frequency Selective Surfaces Frequency Selective Surfaces (FSS)
Online Access:	http://dspace.unimap.edu.my:80/xmlui/bitstream/123456789/72606/1/Page%201-24.pdf http://dspace.unimap.edu.my:80/xmlui/bitstream/123456789/72606/2/Full%20text.pdf http://dspace.unimap.edu.my:80/xmlui/bitstream/123456789/72606/4/Syaiful%20Anas.pdf
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id	my-unimap-72606
record_format	uketd_dc
spelling	my-unimap-726062023-03-06T00:55:40Z 3D frequency selective surfaces for structural health monitoring systems Saidatul Norlyana, Azemi, Dr. The research work in this dissertation mainly highlighted to the study of capability 3D Frequency Selective Surfaces to act as a sensor in structure monitoring. A new type of three-dimensional (3D) Frequency Selective Surfaces (FSS) applied for passive sensing in Structural Health Monitoring (SHM) is presented. Square shape FSS are chosen in this research which it able to govern the sensitivity of frequency response. Moreover, these FSSs are modified in a 3D form to feature enhanced performance compared to conventional FSSs and sensors. More specifically, the proposed 3D FSS is able to control its sensitivity \|S21\| in either TE or TM incident waves. In this research, incident angle characteristics are evaluated for SHM application to obtain angular responses of up to 80 degrees. The resonant behavior of the TE-incident wave is shown to be sensitive towards the incident angle and is suitable to be used for monitoring any building tilting and damages. This is due to the significant 3D length hanges of the conductor elements. Meanwhile, the TM-incident wave is found to be insensitive (frequency operation not shifting) towards the incident angle. There have some novelty have been introduced in this work such 3D FSS give an extra advantage to perform as a passive sensor and equation for relation between frequency response and incident angle are derived. Universiti Malaysia Perlis (UniMAP) Thesis en http://dspace.unimap.edu.my:80/xmlui/handle/123456789/72606 http://dspace.unimap.edu.my:80/xmlui/bitstream/123456789/72606/3/license.txt 8a4605be74aa9ea9d79846c1fba20a33 http://dspace.unimap.edu.my:80/xmlui/bitstream/123456789/72606/1/Page%201-24.pdf b44174e62e731725f51ed092578fa2df http://dspace.unimap.edu.my:80/xmlui/bitstream/123456789/72606/2/Full%20text.pdf 3bf55c26c03a167a614457094f65b8b5 http://dspace.unimap.edu.my:80/xmlui/bitstream/123456789/72606/4/Syaiful%20Anas.pdf aff2c0e5a9a98baf816055486131376a Universiti Malaysia Perlis (UniMAP) Three-dimensional imaging 3D Frequency Selective Surfaces Frequency Selective Surfaces (FSS) School of Computer and Communication Engineering
institution	Universiti Malaysia Perlis
collection	UniMAP Institutional Repository
language	English
advisor	Saidatul Norlyana, Azemi, Dr.
topic	Three-dimensional imaging 3D Frequency Selective Surfaces Frequency Selective Surfaces (FSS)
spellingShingle	Three-dimensional imaging 3D Frequency Selective Surfaces Frequency Selective Surfaces (FSS) 3D frequency selective surfaces for structural health monitoring systems
description	The research work in this dissertation mainly highlighted to the study of capability 3D Frequency Selective Surfaces to act as a sensor in structure monitoring. A new type of three-dimensional (3D) Frequency Selective Surfaces (FSS) applied for passive sensing in Structural Health Monitoring (SHM) is presented. Square shape FSS are chosen in this research which it able to govern the sensitivity of frequency response. Moreover, these FSSs are modified in a 3D form to feature enhanced performance compared to conventional FSSs and sensors. More specifically, the proposed 3D FSS is able to control its sensitivity \|S21\| in either TE or TM incident waves. In this research, incident angle characteristics are evaluated for SHM application to obtain angular responses of up to 80 degrees. The resonant behavior of the TE-incident wave is shown to be sensitive towards the incident angle and is suitable to be used for monitoring any building tilting and damages. This is due to the significant 3D length hanges of the conductor elements. Meanwhile, the TM-incident wave is found to be insensitive (frequency operation not shifting) towards the incident angle. There have some novelty have been introduced in this work such 3D FSS give an extra advantage to perform as a passive sensor and equation for relation between frequency response and incident angle are derived.
format	Thesis
title	3D frequency selective surfaces for structural health monitoring systems
title_short	3D frequency selective surfaces for structural health monitoring systems
title_full	3D frequency selective surfaces for structural health monitoring systems
title_fullStr	3D frequency selective surfaces for structural health monitoring systems
title_full_unstemmed	3D frequency selective surfaces for structural health monitoring systems
title_sort	3d frequency selective surfaces for structural health monitoring systems
granting_institution	Universiti Malaysia Perlis (UniMAP)
granting_department	School of Computer and Communication Engineering
url	http://dspace.unimap.edu.my:80/xmlui/bitstream/123456789/72606/1/Page%201-24.pdf http://dspace.unimap.edu.my:80/xmlui/bitstream/123456789/72606/2/Full%20text.pdf http://dspace.unimap.edu.my:80/xmlui/bitstream/123456789/72606/4/Syaiful%20Anas.pdf
_version_	1776104225135132672

3D frequency selective surfaces for structural health monitoring systems

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