Representative Volume Element (RVE) Analysis for Mechanical Characterization of Fused Deposition Modeled Components

Additive manufacturing processes have evolved considerably in the past years, growing into a wide range of products through the use of different materials depending on its application sectors. Nevertheless, the fused deposition modelling (FDM) technique has proven to be an economically feasible proc...

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Main Authors: Patrich Ferretti, Gian Maria Santi, Christian Leon-Cardenas, Elena Fusari, Giampiero Donnici, Leonardo Frizziero
Format: Article
Language:English
Published: MDPI AG 2021-10-01
Series:Polymers
Subjects:
Online Access:https://www.mdpi.com/2073-4360/13/20/3555
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author Patrich Ferretti
Gian Maria Santi
Christian Leon-Cardenas
Elena Fusari
Giampiero Donnici
Leonardo Frizziero
author_facet Patrich Ferretti
Gian Maria Santi
Christian Leon-Cardenas
Elena Fusari
Giampiero Donnici
Leonardo Frizziero
author_sort Patrich Ferretti
collection DOAJ
description Additive manufacturing processes have evolved considerably in the past years, growing into a wide range of products through the use of different materials depending on its application sectors. Nevertheless, the fused deposition modelling (FDM) technique has proven to be an economically feasible process turning additive manufacture technologies from consumer production into a mainstream manufacturing technique. Current advances in the finite element method (FEM) and the computer-aided engineering (CAE) technology are unable to study three-dimensional (3D) printed models, since the final result is highly dependent on processing and environment parameters. Because of that, an in-depth understanding of the printed geometrical mesostructure is needed to extend FEM applications. This study aims to generate a homogeneous structural element that accurately represents the behavior of FDM-processed materials, by means of a representative volume element (RVE). The homogenization summarizes the main mechanical characteristics of the actual 3D printed structure, opening new analysis and optimization procedures. Moreover, the linear RVE results can be used to further analyze the in-deep behavior of the FDM unit cell. Therefore, industries could perform a feasible engineering analysis of the final printed elements, allowing the FDM technology to become a mainstream, low-cost manufacturing process in the near future.
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spelling doaj.art-b8f06ff6cc53454aa8c240761a6809092023-11-22T19:47:35ZengMDPI AGPolymers2073-43602021-10-011320355510.3390/polym13203555Representative Volume Element (RVE) Analysis for Mechanical Characterization of Fused Deposition Modeled ComponentsPatrich Ferretti0Gian Maria Santi1Christian Leon-Cardenas2Elena Fusari3Giampiero Donnici4Leonardo Frizziero5Department of Industrial Engineering, Alma Mater Studiorum, University of Bologna, I-40136 Bologna, ItalyDepartment of Industrial Engineering, Alma Mater Studiorum, University of Bologna, I-40136 Bologna, ItalyDepartment of Industrial Engineering, Alma Mater Studiorum, University of Bologna, I-40136 Bologna, ItalyDepartment of Industrial Engineering, Alma Mater Studiorum, University of Bologna, I-40136 Bologna, ItalyDepartment of Industrial Engineering, Alma Mater Studiorum, University of Bologna, I-40136 Bologna, ItalyDepartment of Industrial Engineering, Alma Mater Studiorum, University of Bologna, I-40136 Bologna, ItalyAdditive manufacturing processes have evolved considerably in the past years, growing into a wide range of products through the use of different materials depending on its application sectors. Nevertheless, the fused deposition modelling (FDM) technique has proven to be an economically feasible process turning additive manufacture technologies from consumer production into a mainstream manufacturing technique. Current advances in the finite element method (FEM) and the computer-aided engineering (CAE) technology are unable to study three-dimensional (3D) printed models, since the final result is highly dependent on processing and environment parameters. Because of that, an in-depth understanding of the printed geometrical mesostructure is needed to extend FEM applications. This study aims to generate a homogeneous structural element that accurately represents the behavior of FDM-processed materials, by means of a representative volume element (RVE). The homogenization summarizes the main mechanical characteristics of the actual 3D printed structure, opening new analysis and optimization procedures. Moreover, the linear RVE results can be used to further analyze the in-deep behavior of the FDM unit cell. Therefore, industries could perform a feasible engineering analysis of the final printed elements, allowing the FDM technology to become a mainstream, low-cost manufacturing process in the near future.https://www.mdpi.com/2073-4360/13/20/3555FEMFDMadditive manufacturingmicrostructure behaviorlinear analysisRVE
spellingShingle Patrich Ferretti
Gian Maria Santi
Christian Leon-Cardenas
Elena Fusari
Giampiero Donnici
Leonardo Frizziero
Representative Volume Element (RVE) Analysis for Mechanical Characterization of Fused Deposition Modeled Components
Polymers
FEM
FDM
additive manufacturing
microstructure behavior
linear analysis
RVE
title Representative Volume Element (RVE) Analysis for Mechanical Characterization of Fused Deposition Modeled Components
title_full Representative Volume Element (RVE) Analysis for Mechanical Characterization of Fused Deposition Modeled Components
title_fullStr Representative Volume Element (RVE) Analysis for Mechanical Characterization of Fused Deposition Modeled Components
title_full_unstemmed Representative Volume Element (RVE) Analysis for Mechanical Characterization of Fused Deposition Modeled Components
title_short Representative Volume Element (RVE) Analysis for Mechanical Characterization of Fused Deposition Modeled Components
title_sort representative volume element rve analysis for mechanical characterization of fused deposition modeled components
topic FEM
FDM
additive manufacturing
microstructure behavior
linear analysis
RVE
url https://www.mdpi.com/2073-4360/13/20/3555
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