Implementation of multiple fan beam projection technique in optical fibre process tomography

The application of optical sensors in process tomography involves using nonintrusive sensors to obtain vital information in order to produce images from the dynamic characteristics of a process system. The implementation of multiple fan beam projection technique is a novel approach in Optical Fibre...

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Main Author:	Leong, Lai Chen
Format:	Thesis
Language:	English
Published:	2005
Subjects:	TK Electrical engineering Electronics Nuclear engineering
Online Access:	http://eprints.utm.my/id/eprint/4328/1/LeongLaiChenMFKE2005.pdf
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id	my-utm-ep.4328
record_format	uketd_dc
spelling	my-utm-ep.43282018-01-22T04:08:34Z Implementation of multiple fan beam projection technique in optical fibre process tomography 2005-12 Leong, Lai Chen TK Electrical engineering. Electronics Nuclear engineering The application of optical sensors in process tomography involves using nonintrusive sensors to obtain vital information in order to produce images from the dynamic characteristics of a process system. The implementation of multiple fan beam projection technique is a novel approach in Optical Fibre Process Tomography using cost-effective optical fibre sensors with the aim to achieve a high data acquisition rate. For the thirty-two pairs of sensors used, the 2-projection and 4- projection techniques are being investigated. In comparison, the 4-projection technique yields better data acquisition rate, to more than 600 frames per second. In order to facilitate data acquisition process by controlling the operation of hardware interfacing in an efficient manner with less circuitry, low energy consumption and less heat dissipation, the PIC microcontroller and the sample and hold circuit are being used. Data obtained from optical fibre sensors will then be reconstructed into image using the Linear Back Projection and Iterative Reconstruction algorithms through Visual C++ programming. Concentration measurements from the reconstructed images are then used to obtain the mass flow rate of the solid/gas flow in a gravity flow rig. Series of error analyses show that the designed optical fibre sensors is feasible in performing as an instrument in solid flow visualization and as a mass flow rate meter, which is able to measure the mass flow rate at the range of not more than 40 percent of the plastic bead flow. 2005-12 Thesis http://eprints.utm.my/id/eprint/4328/ http://eprints.utm.my/id/eprint/4328/1/LeongLaiChenMFKE2005.pdf application/pdf en public masters Universiti Teknologi Malaysia, Faculty of Electrical Engineering Faculty of Electrical Engineering
institution	Universiti Teknologi Malaysia
collection	UTM Institutional Repository
language	English
topic	TK Electrical engineering Electronics Nuclear engineering
spellingShingle	TK Electrical engineering Electronics Nuclear engineering Leong, Lai Chen Implementation of multiple fan beam projection technique in optical fibre process tomography
description	The application of optical sensors in process tomography involves using nonintrusive sensors to obtain vital information in order to produce images from the dynamic characteristics of a process system. The implementation of multiple fan beam projection technique is a novel approach in Optical Fibre Process Tomography using cost-effective optical fibre sensors with the aim to achieve a high data acquisition rate. For the thirty-two pairs of sensors used, the 2-projection and 4- projection techniques are being investigated. In comparison, the 4-projection technique yields better data acquisition rate, to more than 600 frames per second. In order to facilitate data acquisition process by controlling the operation of hardware interfacing in an efficient manner with less circuitry, low energy consumption and less heat dissipation, the PIC microcontroller and the sample and hold circuit are being used. Data obtained from optical fibre sensors will then be reconstructed into image using the Linear Back Projection and Iterative Reconstruction algorithms through Visual C++ programming. Concentration measurements from the reconstructed images are then used to obtain the mass flow rate of the solid/gas flow in a gravity flow rig. Series of error analyses show that the designed optical fibre sensors is feasible in performing as an instrument in solid flow visualization and as a mass flow rate meter, which is able to measure the mass flow rate at the range of not more than 40 percent of the plastic bead flow.
format	Thesis
qualification_level	Master's degree
author	Leong, Lai Chen
author_facet	Leong, Lai Chen
author_sort	Leong, Lai Chen
title	Implementation of multiple fan beam projection technique in optical fibre process tomography
title_short	Implementation of multiple fan beam projection technique in optical fibre process tomography
title_full	Implementation of multiple fan beam projection technique in optical fibre process tomography
title_fullStr	Implementation of multiple fan beam projection technique in optical fibre process tomography
title_full_unstemmed	Implementation of multiple fan beam projection technique in optical fibre process tomography
title_sort	implementation of multiple fan beam projection technique in optical fibre process tomography
granting_institution	Universiti Teknologi Malaysia, Faculty of Electrical Engineering
granting_department	Faculty of Electrical Engineering
publishDate	2005
url	http://eprints.utm.my/id/eprint/4328/1/LeongLaiChenMFKE2005.pdf
_version_	1747814516257718272

Implementation of multiple fan beam projection technique in optical fibre process tomography

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