Characterizing crack profile, location & size of subsurface cracks using 'a scan'

In Singapore, the Aerospace industry is one of the fastest growing industries where this expanding industry hopes to decrease the turnaround time for aircrafts before takeoff to ensure a safe journey. Non-Destructive Testing (NDT) methods have been quite prevalent in the aerospace industry and one o...

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Main Author: Khattar, Sameer
Other Authors: Lye Sun Woh
Format: Final Year Project
Language:English
Published: 2018
Subjects:
Online Access:http://hdl.handle.net/10356/74967
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Institution: Nanyang Technological University
Language: English
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spelling sg-ntu-dr.10356-749672023-03-04T19:26:13Z Characterizing crack profile, location & size of subsurface cracks using 'a scan' Khattar, Sameer Lye Sun Woh Miao Jianmin School of Mechanical and Aerospace Engineering DRNTU::Engineering In Singapore, the Aerospace industry is one of the fastest growing industries where this expanding industry hopes to decrease the turnaround time for aircrafts before takeoff to ensure a safe journey. Non-Destructive Testing (NDT) methods have been quite prevalent in the aerospace industry and one of the NDT methods - Ultrasonic Scanning has proven to be one of the most reliable techniques, while ensuring swift operations and hence low turn-round time. With proper usage, execution and safety precautions taken, this technique will potentially help MRO companies and airlines save millions of dollars by decreasing the turn-round-time of aircrafts. This report presents results obtained from conducting of Non-Destructive Testing experiments using ‘A scan (60 degree probe)’ compared to the conventional ‘A Scan (Thickness Measurement System)’ method. The crack size (Depth and Width) as well as the exact crack location were detected using the A Scan method. Also, why I choose the A Scan method over the B Scan and C Scan method is discussed. In this report, 304 Stainless Steel plates will be tested with, using the above mentioned ultrasonic methods. Efficiency is of utmost importance in the MRO industry and this study on the A Scan method will examine its pros and cons, as well as the feasibility of using and implementing this modern day NDT technology. Bachelor of Engineering (Mechanical Engineering) 2018-05-25T06:15:09Z 2018-05-25T06:15:09Z 2018 Final Year Project (FYP) http://hdl.handle.net/10356/74967 en Nanyang Technological University 88 p. application/pdf
institution Nanyang Technological University
building NTU Library
continent Asia
country Singapore
Singapore
content_provider NTU Library
collection DR-NTU
language English
topic DRNTU::Engineering
spellingShingle DRNTU::Engineering
Khattar, Sameer
Characterizing crack profile, location & size of subsurface cracks using 'a scan'
description In Singapore, the Aerospace industry is one of the fastest growing industries where this expanding industry hopes to decrease the turnaround time for aircrafts before takeoff to ensure a safe journey. Non-Destructive Testing (NDT) methods have been quite prevalent in the aerospace industry and one of the NDT methods - Ultrasonic Scanning has proven to be one of the most reliable techniques, while ensuring swift operations and hence low turn-round time. With proper usage, execution and safety precautions taken, this technique will potentially help MRO companies and airlines save millions of dollars by decreasing the turn-round-time of aircrafts. This report presents results obtained from conducting of Non-Destructive Testing experiments using ‘A scan (60 degree probe)’ compared to the conventional ‘A Scan (Thickness Measurement System)’ method. The crack size (Depth and Width) as well as the exact crack location were detected using the A Scan method. Also, why I choose the A Scan method over the B Scan and C Scan method is discussed. In this report, 304 Stainless Steel plates will be tested with, using the above mentioned ultrasonic methods. Efficiency is of utmost importance in the MRO industry and this study on the A Scan method will examine its pros and cons, as well as the feasibility of using and implementing this modern day NDT technology.
author2 Lye Sun Woh
author_facet Lye Sun Woh
Khattar, Sameer
format Final Year Project
author Khattar, Sameer
author_sort Khattar, Sameer
title Characterizing crack profile, location & size of subsurface cracks using 'a scan'
title_short Characterizing crack profile, location & size of subsurface cracks using 'a scan'
title_full Characterizing crack profile, location & size of subsurface cracks using 'a scan'
title_fullStr Characterizing crack profile, location & size of subsurface cracks using 'a scan'
title_full_unstemmed Characterizing crack profile, location & size of subsurface cracks using 'a scan'
title_sort characterizing crack profile, location & size of subsurface cracks using 'a scan'
publishDate 2018
url http://hdl.handle.net/10356/74967
_version_ 1759854413635125248