Compressive properties on the spherical-roof contoured-core cell with different amounts of diamond-shaped notches

It is a challenging task to develop lightweight materials and novel structures, which offers better energy-absorbing characteristics. Therefore, it is still a significant issue to obtain secondary processing on available contoured-cores to provide a lightweight structure. This paper is aimed to inve...

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Main Authors: Ma, Quanjin, Rejab, M. R. M., Idris, Mat Sahat, Merzuki, M.N.M., Shaoliang, Huang
Format: Conference or Workshop Item
Language:English
Published: IOP Publishing 2020
Subjects:
Online Access:http://umpir.ump.edu.my/id/eprint/35637/1/Compressive%20properties%20on%20the%20spherical-roof.pdf
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author Ma, Quanjin
Rejab, M. R. M.
Idris, Mat Sahat
Merzuki, M.N.M.
Shaoliang, Huang
author_facet Ma, Quanjin
Rejab, M. R. M.
Idris, Mat Sahat
Merzuki, M.N.M.
Shaoliang, Huang
author_sort Ma, Quanjin
collection UMP
description It is a challenging task to develop lightweight materials and novel structures, which offers better energy-absorbing characteristics. Therefore, it is still a significant issue to obtain secondary processing on available contoured-cores to provide a lightweight structure. This paper is aimed to investigate the effect of compressive properties on the single spherical-roof contoured-core cell with series diamond-shaped notches subjected to quasi-static compressive loading, which is referential concept on second weight reduction. The spherical-roof contoured-core panel was manufactured using a compression moulding process, and then cut to every single cell followed the diamond-shaped notch mould. It is concluded that with the number of diamond-shaped notches increasing, compressive strength and modulus generally shows the decreasing trend. Energy absorption, specific energy absorption, and peak load are also studied. In addition, the failure types of single cell units are discussed according to corresponding experimental results. It is highlighted that diamond-shaped notch cutting fabrication of core structure is a sufficient method to reduce the load concentration at the spherical-roof apex.
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spelling UMPir356372022-11-04T03:59:43Z http://umpir.ump.edu.my/id/eprint/35637/ Compressive properties on the spherical-roof contoured-core cell with different amounts of diamond-shaped notches Ma, Quanjin Rejab, M. R. M. Idris, Mat Sahat Merzuki, M.N.M. Shaoliang, Huang TJ Mechanical engineering and machinery TL Motor vehicles. Aeronautics. Astronautics It is a challenging task to develop lightweight materials and novel structures, which offers better energy-absorbing characteristics. Therefore, it is still a significant issue to obtain secondary processing on available contoured-cores to provide a lightweight structure. This paper is aimed to investigate the effect of compressive properties on the single spherical-roof contoured-core cell with series diamond-shaped notches subjected to quasi-static compressive loading, which is referential concept on second weight reduction. The spherical-roof contoured-core panel was manufactured using a compression moulding process, and then cut to every single cell followed the diamond-shaped notch mould. It is concluded that with the number of diamond-shaped notches increasing, compressive strength and modulus generally shows the decreasing trend. Energy absorption, specific energy absorption, and peak load are also studied. In addition, the failure types of single cell units are discussed according to corresponding experimental results. It is highlighted that diamond-shaped notch cutting fabrication of core structure is a sufficient method to reduce the load concentration at the spherical-roof apex. IOP Publishing 2020-06 Conference or Workshop Item PeerReviewed pdf en cc_by http://umpir.ump.edu.my/id/eprint/35637/1/Compressive%20properties%20on%20the%20spherical-roof.pdf Ma, Quanjin and Rejab, M. R. M. and Idris, Mat Sahat and Merzuki, M.N.M. and Shaoliang, Huang (2020) Compressive properties on the spherical-roof contoured-core cell with different amounts of diamond-shaped notches. In: IOP Conference Series: Materials Science and Engineering; 5th International Conference on Mechanical Engineering Research 2019, ICMER 2019 , 30 - 31 July 2019 , Vistana Hotel, Kuantan. pp. 1-12., 788 (012049). ISSN 1757-8981 (Print), 1757-899X (Online) (Published) https://doi.org/10.1088/1757-899X/788/1/012049
spellingShingle TJ Mechanical engineering and machinery
TL Motor vehicles. Aeronautics. Astronautics
Ma, Quanjin
Rejab, M. R. M.
Idris, Mat Sahat
Merzuki, M.N.M.
Shaoliang, Huang
Compressive properties on the spherical-roof contoured-core cell with different amounts of diamond-shaped notches
title Compressive properties on the spherical-roof contoured-core cell with different amounts of diamond-shaped notches
title_full Compressive properties on the spherical-roof contoured-core cell with different amounts of diamond-shaped notches
title_fullStr Compressive properties on the spherical-roof contoured-core cell with different amounts of diamond-shaped notches
title_full_unstemmed Compressive properties on the spherical-roof contoured-core cell with different amounts of diamond-shaped notches
title_short Compressive properties on the spherical-roof contoured-core cell with different amounts of diamond-shaped notches
title_sort compressive properties on the spherical roof contoured core cell with different amounts of diamond shaped notches
topic TJ Mechanical engineering and machinery
TL Motor vehicles. Aeronautics. Astronautics
url http://umpir.ump.edu.my/id/eprint/35637/1/Compressive%20properties%20on%20the%20spherical-roof.pdf
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