Compressive split Hopkinson pressure bar testing

Aluminium is a well-known material in the modern era with its high cost-performance ratio and exceptional material properties making it advantageous for applications in the aerospace and automotive industry as well as other industries. Although its aluminium data can be found online easily, its...

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Main Author: Muhammad Syazwan Sharfie
Other Authors: Shu Dong Wei
Format: Final Year Project
Language:English
Published: Nanyang Technological University 2021
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Online Access:https://hdl.handle.net/10356/154056
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Institution: Nanyang Technological University
Language: English
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spelling sg-ntu-dr.10356-1540562021-12-17T03:03:50Z Compressive split Hopkinson pressure bar testing Muhammad Syazwan Sharfie Shu Dong Wei School of Mechanical and Aerospace Engineering MDSHU@ntu.edu.sg Engineering::Materials::Material testing and characterization Aluminium is a well-known material in the modern era with its high cost-performance ratio and exceptional material properties making it advantageous for applications in the aerospace and automotive industry as well as other industries. Although its aluminium data can be found online easily, its strain rate dependent data is difficult to find. To research and better understand the material behaviour under high strain rate conditions, the compressive Split Hopkinson Pressure bar (SHPB) technique is used in this project. The test is suitable for high strain rate testing with ranges from 102 to 104 s-1 . Before experiment testing, equipment such as strain gauges, pressure bars, strain meter & oscilloscope must be properly set up and calibrated. For enhanced accuracy, specimens must be machined and polished with precise dimensions. During the compressive SHPB experiment, strain gauges detect the impact and send signals which are received by oscilloscope and converted into data for analysis of stress, strain, and strain rate. After dry run tests, key parameters such as impact velocity, wave velocity and average strains were analysed. Comparison with past reports’ data, repeatability tests and calibrations were done to ensure accurate and consistent results of aluminium, Al6061-T6, are being recorded. Bachelor of Engineering (Mechanical Engineering) 2021-12-17T03:03:50Z 2021-12-17T03:03:50Z 2021 Final Year Project (FYP) Muhammad Syazwan Sharfie (2021). Compressive split Hopkinson pressure bar testing. Final Year Project (FYP), Nanyang Technological University, Singapore. https://hdl.handle.net/10356/154056 https://hdl.handle.net/10356/154056 en B445 application/pdf Nanyang Technological University
institution Nanyang Technological University
building NTU Library
continent Asia
country Singapore
Singapore
content_provider NTU Library
collection DR-NTU
language English
topic Engineering::Materials::Material testing and characterization
spellingShingle Engineering::Materials::Material testing and characterization
Muhammad Syazwan Sharfie
Compressive split Hopkinson pressure bar testing
description Aluminium is a well-known material in the modern era with its high cost-performance ratio and exceptional material properties making it advantageous for applications in the aerospace and automotive industry as well as other industries. Although its aluminium data can be found online easily, its strain rate dependent data is difficult to find. To research and better understand the material behaviour under high strain rate conditions, the compressive Split Hopkinson Pressure bar (SHPB) technique is used in this project. The test is suitable for high strain rate testing with ranges from 102 to 104 s-1 . Before experiment testing, equipment such as strain gauges, pressure bars, strain meter & oscilloscope must be properly set up and calibrated. For enhanced accuracy, specimens must be machined and polished with precise dimensions. During the compressive SHPB experiment, strain gauges detect the impact and send signals which are received by oscilloscope and converted into data for analysis of stress, strain, and strain rate. After dry run tests, key parameters such as impact velocity, wave velocity and average strains were analysed. Comparison with past reports’ data, repeatability tests and calibrations were done to ensure accurate and consistent results of aluminium, Al6061-T6, are being recorded.
author2 Shu Dong Wei
author_facet Shu Dong Wei
Muhammad Syazwan Sharfie
format Final Year Project
author Muhammad Syazwan Sharfie
author_sort Muhammad Syazwan Sharfie
title Compressive split Hopkinson pressure bar testing
title_short Compressive split Hopkinson pressure bar testing
title_full Compressive split Hopkinson pressure bar testing
title_fullStr Compressive split Hopkinson pressure bar testing
title_full_unstemmed Compressive split Hopkinson pressure bar testing
title_sort compressive split hopkinson pressure bar testing
publisher Nanyang Technological University
publishDate 2021
url https://hdl.handle.net/10356/154056
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