Determination Of Porosity Level Of Out Of Autoclave Carbon Epoxy Advanced Composites Using Ultrasonic C-Scan Pulse-Echo Method

Various inspection techniques are available for inspection and quality control in monitoring services of composite structures, which ultrasonic inspection techniques C-scan is the most widely used in industrial manufacturing advanced composite materials. At this time, there are no standards that can...

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Main Author:	Zainal Abidin, Mohd Fadzlee
Format:	Thesis
Language:	English
Published:	2017
Subjects:	T Technology TJ1-1570 Mechanical engineering and machinery
Online Access:	http://eprints.usm.my/47264/1/Determination%20Of%20Porosity%20Level%20Of%20Out%20Of%20Autoclave%20Carbon%20Epoxy%20Advanced%20Composites%20Using%20Ultrasonic%20C-Scan%20Pulse-Echo%20Method.pdf
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spelling	my-usm-ep.472642021-11-17T03:42:15Z Determination Of Porosity Level Of Out Of Autoclave Carbon Epoxy Advanced Composites Using Ultrasonic C-Scan Pulse-Echo Method 2017-08-01 Zainal Abidin, Mohd Fadzlee T Technology TJ1-1570 Mechanical engineering and machinery Various inspection techniques are available for inspection and quality control in monitoring services of composite structures, which ultrasonic inspection techniques C-scan is the most widely used in industrial manufacturing advanced composite materials. At this time, there are no standards that can be applied universally or procedures for inspection ultrasonic C-scan for advanced composite based materials which may cause the reliability and traceability of these methods has been limited. In response to this need, the study of methods and testing of advanced composite materials has been carried out. This assessment has produced three procedures 1. to operate the equipment C-scan through the pulse echo method, 2. producing the reference panel which reference panel is produced by a method recognized for its quality and usability of advanced composite panel produced aims to simulate defects. 3. Perform advanced analysis with use software such as Matlab®, which aims to analyze the defects in the form of three-dimensional images. This thesis gives an overview of the objectives and research activities to be carried out. As a finding, evaluation performance between destructive and image processing technique shown that comparable results between each other. Sample indicated O1 was determined as a best sample among others with lowest defect (i.e. porosity and void) percentage. It involved in no debulking process with normal vacuum bagging technique assisted by two (2) vacuum sources with polytetrafluoroethylene film on mould surface to enhance flow during fabrication. Supporting analysis should be carried out in order to analyze qualitatively. 2017-08 Thesis http://eprints.usm.my/47264/ http://eprints.usm.my/47264/1/Determination%20Of%20Porosity%20Level%20Of%20Out%20Of%20Autoclave%20Carbon%20Epoxy%20Advanced%20Composites%20Using%20Ultrasonic%20C-Scan%20Pulse-Echo%20Method.pdf application/pdf en public masters Universiti Sains Malaysia Pusat Pengajian Kejuruteraan Mekanik
institution	Universiti Sains Malaysia
collection	USM Institutional Repository
language	English
topic	T Technology TJ1-1570 Mechanical engineering and machinery
spellingShingle	T Technology TJ1-1570 Mechanical engineering and machinery Zainal Abidin, Mohd Fadzlee Determination Of Porosity Level Of Out Of Autoclave Carbon Epoxy Advanced Composites Using Ultrasonic C-Scan Pulse-Echo Method
description	Various inspection techniques are available for inspection and quality control in monitoring services of composite structures, which ultrasonic inspection techniques C-scan is the most widely used in industrial manufacturing advanced composite materials. At this time, there are no standards that can be applied universally or procedures for inspection ultrasonic C-scan for advanced composite based materials which may cause the reliability and traceability of these methods has been limited. In response to this need, the study of methods and testing of advanced composite materials has been carried out. This assessment has produced three procedures 1. to operate the equipment C-scan through the pulse echo method, 2. producing the reference panel which reference panel is produced by a method recognized for its quality and usability of advanced composite panel produced aims to simulate defects. 3. Perform advanced analysis with use software such as Matlab®, which aims to analyze the defects in the form of three-dimensional images. This thesis gives an overview of the objectives and research activities to be carried out. As a finding, evaluation performance between destructive and image processing technique shown that comparable results between each other. Sample indicated O1 was determined as a best sample among others with lowest defect (i.e. porosity and void) percentage. It involved in no debulking process with normal vacuum bagging technique assisted by two (2) vacuum sources with polytetrafluoroethylene film on mould surface to enhance flow during fabrication. Supporting analysis should be carried out in order to analyze qualitatively.
format	Thesis
qualification_level	Master's degree
author	Zainal Abidin, Mohd Fadzlee
author_facet	Zainal Abidin, Mohd Fadzlee
author_sort	Zainal Abidin, Mohd Fadzlee
title	Determination Of Porosity Level Of Out Of Autoclave Carbon Epoxy Advanced Composites Using Ultrasonic C-Scan Pulse-Echo Method
title_short	Determination Of Porosity Level Of Out Of Autoclave Carbon Epoxy Advanced Composites Using Ultrasonic C-Scan Pulse-Echo Method
title_full	Determination Of Porosity Level Of Out Of Autoclave Carbon Epoxy Advanced Composites Using Ultrasonic C-Scan Pulse-Echo Method
title_fullStr	Determination Of Porosity Level Of Out Of Autoclave Carbon Epoxy Advanced Composites Using Ultrasonic C-Scan Pulse-Echo Method
title_full_unstemmed	Determination Of Porosity Level Of Out Of Autoclave Carbon Epoxy Advanced Composites Using Ultrasonic C-Scan Pulse-Echo Method
title_sort	determination of porosity level of out of autoclave carbon epoxy advanced composites using ultrasonic c-scan pulse-echo method
granting_institution	Universiti Sains Malaysia
granting_department	Pusat Pengajian Kejuruteraan Mekanik
publishDate	2017
url	http://eprints.usm.my/47264/1/Determination%20Of%20Porosity%20Level%20Of%20Out%20Of%20Autoclave%20Carbon%20Epoxy%20Advanced%20Composites%20Using%20Ultrasonic%20C-Scan%20Pulse-Echo%20Method.pdf
_version_	1747821757446750208

Determination Of Porosity Level Of Out Of Autoclave Carbon Epoxy Advanced Composites Using Ultrasonic C-Scan Pulse-Echo Method

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