Design and finite element method based structural analysis of a pet bottles-to-plastic flakes recycling plant

Plastic waste continues to accumulate, posing a severe global environmental threat. To address this problem, recycling plastic waste into reusable forms has been identified as a viable and sustainable solution. This paper presents the conceptual design of a process plant for the recycling of Polyeth...

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Main Authors: Oluwole Ojo, Rasheed Shittu
Format: Article
Language:English
Published: University of Novi Sad, Faculty of Technical Sciences 2023-03-01
Series:International Journal of Industrial Engineering and Management
Subjects:
Online Access:http://www.ijiemjournal.uns.ac.rs/images/journal/volume14/IJIEM_322.pdf
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author Oluwole Ojo
Rasheed Shittu
author_facet Oluwole Ojo
Rasheed Shittu
author_sort Oluwole Ojo
collection DOAJ
description Plastic waste continues to accumulate, posing a severe global environmental threat. To address this problem, recycling plastic waste into reusable forms has been identified as a viable and sustainable solution. This paper presents the conceptual design of a process plant for the recycling of Polyethylene Terephthalate bottles into plastic flakes that can be used as feedstock for the production of other usable plastic products. A comprehensive analytical design of the various machine elements was presented, and a structural analysis of the critical machine components was carried out using the finite element method on Autodesk Inventor software to evaluate their structural integrity. The finite element analysis predicted a maximum stress of 1.503 MPa, 10.48 MPa, 11.82 MPa, and 17.69 MPa for the frames of the compression machine, label remover machine, shredding machine, and washing bath, respectively. Also, the maximum stress predicted for the screw and washing shaft due to turning moment is 126.9 MPa and 41.2 MPa, respectively. This result indicated that the predicted maximum stresses experienced by the machine components are significantly less than the yield strengths of the various materials selected for the design.
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spelling doaj.art-47bee266453248e981f7bc7432a96f942023-03-17T09:58:08ZengUniversity of Novi Sad, Faculty of Technical SciencesInternational Journal of Industrial Engineering and Management2217-26612683-345X2023-03-011412540http://doi.org/10.24867/IJIEM-2023-1-322322Design and finite element method based structural analysis of a pet bottles-to-plastic flakes recycling plantOluwole Ojo0Rasheed Shittu1Department of Industrial and Production Engineering, Federal University of Technology Akure, Ondo State, NigeriaDepartment of Mechanical Engineering, Federal University of Technology Akure, Ondo State, NigeriaPlastic waste continues to accumulate, posing a severe global environmental threat. To address this problem, recycling plastic waste into reusable forms has been identified as a viable and sustainable solution. This paper presents the conceptual design of a process plant for the recycling of Polyethylene Terephthalate bottles into plastic flakes that can be used as feedstock for the production of other usable plastic products. A comprehensive analytical design of the various machine elements was presented, and a structural analysis of the critical machine components was carried out using the finite element method on Autodesk Inventor software to evaluate their structural integrity. The finite element analysis predicted a maximum stress of 1.503 MPa, 10.48 MPa, 11.82 MPa, and 17.69 MPa for the frames of the compression machine, label remover machine, shredding machine, and washing bath, respectively. Also, the maximum stress predicted for the screw and washing shaft due to turning moment is 126.9 MPa and 41.2 MPa, respectively. This result indicated that the predicted maximum stresses experienced by the machine components are significantly less than the yield strengths of the various materials selected for the design.http://www.ijiemjournal.uns.ac.rs/images/journal/volume14/IJIEM_322.pdffeaplastic-recyclingdesignstructural-analysis
spellingShingle Oluwole Ojo
Rasheed Shittu
Design and finite element method based structural analysis of a pet bottles-to-plastic flakes recycling plant
International Journal of Industrial Engineering and Management
fea
plastic-recycling
design
structural-analysis
title Design and finite element method based structural analysis of a pet bottles-to-plastic flakes recycling plant
title_full Design and finite element method based structural analysis of a pet bottles-to-plastic flakes recycling plant
title_fullStr Design and finite element method based structural analysis of a pet bottles-to-plastic flakes recycling plant
title_full_unstemmed Design and finite element method based structural analysis of a pet bottles-to-plastic flakes recycling plant
title_short Design and finite element method based structural analysis of a pet bottles-to-plastic flakes recycling plant
title_sort design and finite element method based structural analysis of a pet bottles to plastic flakes recycling plant
topic fea
plastic-recycling
design
structural-analysis
url http://www.ijiemjournal.uns.ac.rs/images/journal/volume14/IJIEM_322.pdf
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