Finite Element Analysis Study on Lattice Structure Fabricated Recycled Polystyrene from Post-used Styrofoam Waste

Chia Zheng Jie Juarez, Seong Chun Koay*, Ming Yeng Chan, Hui Leng Choo, Ming Meng Pang, Thai Kiat Ong

*Corresponding author for this work

Research output: Contribution to journalConference articlepeer-review

Abstract

Lattice structure design widely applicable for 3D printed components. This research investigated the lattice structure with different shape and relative density using Finite Element Analysis (FEA) simulation. The material used for the lattice structure was the recycled polystyrene made from post-used Styrofoam. The research assessed the mechanical behaviour of lattice structure with either triangular prism and square prism with FEA simulation and numerical mathematical modelling, such as stiffness to-mass ratio, maximum von Misses stress and effective Young’s modulus. The finding FEA shows a good agreement with result from numerical mathematic modelling. The FEA results show lattice structure with triangular prism exhibited lowest value of maximum von Misses stress with maximum stiffness-to-mass value compared to lattice structure square prism. The finding from this work provided an early prediction on mechanical properties of lattice structure fabricated from recycled polystyrene.
Original languageEnglish
Article number03007
JournalMATEC Web of Conferences
Volume335
DOIs
Publication statusPublished - 25 Jan 2021
Event14th International Engineering and Computing Research Conference 2020: Shaping the Future through Multidisciplinary Research - Selangor, Malaysia
Duration: 1 Jul 20201 Jul 2020
https://easychair.org/cfp/14theureca2020

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