Nonlinear Finite Element Model for Bending Analysis of Functionally-Graded Porous Circular/Annular Micro-Plates under Thermomechanical Loads Using Quasi-3D Reddy Third-Order Plate Theory

A nonlinear finite element model for axisymmetric bending of micro circular/annular plates under thermal and mechanical loading was developed using quasi-3D Reddy third-order shear deformation theory. The developed finite element model accounts for a variation of material constituents utilizing a po...

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Main Authors: Jinseok Kim, Enrique Nava, Semsi Rakici
Format: Article
Language:English
Published: MDPI AG 2023-05-01
Series:Materials
Subjects:
Online Access:https://www.mdpi.com/1996-1944/16/9/3505
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author Jinseok Kim
Enrique Nava
Semsi Rakici
author_facet Jinseok Kim
Enrique Nava
Semsi Rakici
author_sort Jinseok Kim
collection DOAJ
description A nonlinear finite element model for axisymmetric bending of micro circular/annular plates under thermal and mechanical loading was developed using quasi-3D Reddy third-order shear deformation theory. The developed finite element model accounts for a variation of material constituents utilizing a power-law distribution of a two-constituent material, three different porosity distributions through plate thickness, and geometrical nonlinearity. The modified couple stress theory was utilized to account for the strain gradient effects using a single material length scale parameter. Three different types of porosity distributions that have the same overall volume fraction but different enhanced areas were considered as a form of cosine functions. The effects of the material and porosity distribution, microstructure-dependency, the geometric nonlinearity, and various boundary conditions on the bending response of functionally-graded porous axisymmetric microplates under thermomechanical loads were studied using the developed nonlinear finite element model.
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spelling doaj.art-f38decec8af5426382290a1fc858234b2023-11-17T23:17:00ZengMDPI AGMaterials1996-19442023-05-01169350510.3390/ma16093505Nonlinear Finite Element Model for Bending Analysis of Functionally-Graded Porous Circular/Annular Micro-Plates under Thermomechanical Loads Using Quasi-3D Reddy Third-Order Plate TheoryJinseok Kim0Enrique Nava1Semsi Rakici2Department of Mechanical and Aerospace Engineering, Western Michigan University, Kalamazoo, MI 49008, USADepartment of Mechanical and Aerospace Engineering, Western Michigan University, Kalamazoo, MI 49008, USASchool of Building Construction, Georgia Institute of Technology, Atlanta, GA 30332, USAA nonlinear finite element model for axisymmetric bending of micro circular/annular plates under thermal and mechanical loading was developed using quasi-3D Reddy third-order shear deformation theory. The developed finite element model accounts for a variation of material constituents utilizing a power-law distribution of a two-constituent material, three different porosity distributions through plate thickness, and geometrical nonlinearity. The modified couple stress theory was utilized to account for the strain gradient effects using a single material length scale parameter. Three different types of porosity distributions that have the same overall volume fraction but different enhanced areas were considered as a form of cosine functions. The effects of the material and porosity distribution, microstructure-dependency, the geometric nonlinearity, and various boundary conditions on the bending response of functionally-graded porous axisymmetric microplates under thermomechanical loads were studied using the developed nonlinear finite element model.https://www.mdpi.com/1996-1944/16/9/3505nonlinear finite element analysisaxisymmetric platesquasi-3D Reddy third-order theoryfunctionally-graded porous materialsmodified couple stress theory
spellingShingle Jinseok Kim
Enrique Nava
Semsi Rakici
Nonlinear Finite Element Model for Bending Analysis of Functionally-Graded Porous Circular/Annular Micro-Plates under Thermomechanical Loads Using Quasi-3D Reddy Third-Order Plate Theory
Materials
nonlinear finite element analysis
axisymmetric plates
quasi-3D Reddy third-order theory
functionally-graded porous materials
modified couple stress theory
title Nonlinear Finite Element Model for Bending Analysis of Functionally-Graded Porous Circular/Annular Micro-Plates under Thermomechanical Loads Using Quasi-3D Reddy Third-Order Plate Theory
title_full Nonlinear Finite Element Model for Bending Analysis of Functionally-Graded Porous Circular/Annular Micro-Plates under Thermomechanical Loads Using Quasi-3D Reddy Third-Order Plate Theory
title_fullStr Nonlinear Finite Element Model for Bending Analysis of Functionally-Graded Porous Circular/Annular Micro-Plates under Thermomechanical Loads Using Quasi-3D Reddy Third-Order Plate Theory
title_full_unstemmed Nonlinear Finite Element Model for Bending Analysis of Functionally-Graded Porous Circular/Annular Micro-Plates under Thermomechanical Loads Using Quasi-3D Reddy Third-Order Plate Theory
title_short Nonlinear Finite Element Model for Bending Analysis of Functionally-Graded Porous Circular/Annular Micro-Plates under Thermomechanical Loads Using Quasi-3D Reddy Third-Order Plate Theory
title_sort nonlinear finite element model for bending analysis of functionally graded porous circular annular micro plates under thermomechanical loads using quasi 3d reddy third order plate theory
topic nonlinear finite element analysis
axisymmetric plates
quasi-3D Reddy third-order theory
functionally-graded porous materials
modified couple stress theory
url https://www.mdpi.com/1996-1944/16/9/3505
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AT enriquenava nonlinearfiniteelementmodelforbendinganalysisoffunctionallygradedporouscircularannularmicroplatesunderthermomechanicalloadsusingquasi3dreddythirdorderplatetheory
AT semsirakici nonlinearfiniteelementmodelforbendinganalysisoffunctionallygradedporouscircularannularmicroplatesunderthermomechanicalloadsusingquasi3dreddythirdorderplatetheory