Effect of Thickness and Infill Density on Acoustic Performance of 3D Printed Panels made of Natural Fiber Reinforced Composites

Additive manufacturing (AM) of Natural Fiber-Reinforced Composites through Fused Deposition Modeling is receiving much attention in recent years. AM is very appealing for complex shape structures that can be inconvenient to produce by other methods. In this study, the acoustic panel made from polyla...

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Main Authors: Vignesh Sekar, Se Yong Eh Noum, Sivakumar Sivanesan, Azma Putra, Desmond Daniel Chin Vui Sheng, Dg Hafizah Kassim
Format: Article
Language:English
Published: Taylor & Francis Group 2022-12-01
Series:Journal of Natural Fibers
Subjects:
Online Access:http://dx.doi.org/10.1080/15440478.2021.1944426
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author Vignesh Sekar
Se Yong Eh Noum
Sivakumar Sivanesan
Azma Putra
Desmond Daniel Chin Vui Sheng
Dg Hafizah Kassim
author_facet Vignesh Sekar
Se Yong Eh Noum
Sivakumar Sivanesan
Azma Putra
Desmond Daniel Chin Vui Sheng
Dg Hafizah Kassim
author_sort Vignesh Sekar
collection DOAJ
description Additive manufacturing (AM) of Natural Fiber-Reinforced Composites through Fused Deposition Modeling is receiving much attention in recent years. AM is very appealing for complex shape structures that can be inconvenient to produce by other methods. In this study, the acoustic panel made from polylactic acid reinforced with wood fiber composite was 3D printed by varying its thickness and infill density. The sound absorption coefficient was measured using an impedance tube. The thin panel with back air gap was found to absorb sound at mid-frequency range resembling the Helmholtz resonator. The absorption performance for the thick panel can be controlled by controlling the infill density of the panel. Customizing the acoustic absorption is therefore possible for panels from biodegradable materials by AM.
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spelling doaj.art-66a6bb81e58f4f3d819eb04268d5cf9d2023-09-20T13:04:28ZengTaylor & Francis GroupJournal of Natural Fibers1544-04781544-046X2022-12-0119137132714010.1080/15440478.2021.19444261944426Effect of Thickness and Infill Density on Acoustic Performance of 3D Printed Panels made of Natural Fiber Reinforced CompositesVignesh Sekar0Se Yong Eh Noum1Sivakumar Sivanesan2Azma Putra3Desmond Daniel Chin Vui Sheng4Dg Hafizah Kassim5Taylor’s UniversityTaylor’s UniversityTaylor’s UniversityHang Tuah Jaya, 7610086400 Parit RajaHang Tuah Jaya, 76100Additive manufacturing (AM) of Natural Fiber-Reinforced Composites through Fused Deposition Modeling is receiving much attention in recent years. AM is very appealing for complex shape structures that can be inconvenient to produce by other methods. In this study, the acoustic panel made from polylactic acid reinforced with wood fiber composite was 3D printed by varying its thickness and infill density. The sound absorption coefficient was measured using an impedance tube. The thin panel with back air gap was found to absorb sound at mid-frequency range resembling the Helmholtz resonator. The absorption performance for the thick panel can be controlled by controlling the infill density of the panel. Customizing the acoustic absorption is therefore possible for panels from biodegradable materials by AM.http://dx.doi.org/10.1080/15440478.2021.1944426增材制造熔融沉积模型打印生物降解隔音板天然纤维增强复合材料吸声填充密度
spellingShingle Vignesh Sekar
Se Yong Eh Noum
Sivakumar Sivanesan
Azma Putra
Desmond Daniel Chin Vui Sheng
Dg Hafizah Kassim
Effect of Thickness and Infill Density on Acoustic Performance of 3D Printed Panels made of Natural Fiber Reinforced Composites
Journal of Natural Fibers
增材制造
熔融沉积模型
打印生物降解隔音板
天然纤维增强复合材料
吸声
填充密度
title Effect of Thickness and Infill Density on Acoustic Performance of 3D Printed Panels made of Natural Fiber Reinforced Composites
title_full Effect of Thickness and Infill Density on Acoustic Performance of 3D Printed Panels made of Natural Fiber Reinforced Composites
title_fullStr Effect of Thickness and Infill Density on Acoustic Performance of 3D Printed Panels made of Natural Fiber Reinforced Composites
title_full_unstemmed Effect of Thickness and Infill Density on Acoustic Performance of 3D Printed Panels made of Natural Fiber Reinforced Composites
title_short Effect of Thickness and Infill Density on Acoustic Performance of 3D Printed Panels made of Natural Fiber Reinforced Composites
title_sort effect of thickness and infill density on acoustic performance of 3d printed panels made of natural fiber reinforced composites
topic 增材制造
熔融沉积模型
打印生物降解隔音板
天然纤维增强复合材料
吸声
填充密度
url http://dx.doi.org/10.1080/15440478.2021.1944426
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