Thermal–Structural Linear Static Analysis of Functionally Graded Beams Using Reddy Beam Theory

In this work, a finite element model to perform the thermal–structural analysis of beams made of functionally graded material (FGM) is presented. The formulation is based on the third-order shear deformation theory. The constituents of the FGM are considered to vary only in the thickness direction,...

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Main Authors: Carlos Enrique Valencia Murillo, Miguel Ernesto Gutierrez Rivera, Luis David Celaya Garcia
Format: Article
Language:English
Published: MDPI AG 2023-07-01
Series:Mathematical and Computational Applications
Subjects:
Online Access:https://www.mdpi.com/2297-8747/28/4/84
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author Carlos Enrique Valencia Murillo
Miguel Ernesto Gutierrez Rivera
Luis David Celaya Garcia
author_facet Carlos Enrique Valencia Murillo
Miguel Ernesto Gutierrez Rivera
Luis David Celaya Garcia
author_sort Carlos Enrique Valencia Murillo
collection DOAJ
description In this work, a finite element model to perform the thermal–structural analysis of beams made of functionally graded material (FGM) is presented. The formulation is based on the third-order shear deformation theory. The constituents of the FGM are considered to vary only in the thickness direction, and the effective material properties are evaluated by means of the rule of mixtures. The volume distribution of the top constituent is modeled using the power law form. A comparison of the present finite element model with the numerical results available in the literature reveals that they are in good agreement. In addition, a routine to study functionally graded plane models in a commercial finite element code is used to verify the performance of the proposed model. In the present work, displacements for different values of the power law exponent and surface temperatures are presented. Furthermore, the normal stress variation along the thickness is shown for several power law exponents of functionally graded beams subjected to thermal and mechanical loads.
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spelling doaj.art-992b59cd5a1246f0b754f3a91d6a7dfa2023-11-19T02:04:48ZengMDPI AGMathematical and Computational Applications1300-686X2297-87472023-07-012848410.3390/mca28040084Thermal–Structural Linear Static Analysis of Functionally Graded Beams Using Reddy Beam TheoryCarlos Enrique Valencia Murillo0Miguel Ernesto Gutierrez Rivera1Luis David Celaya Garcia2Department of Mechanical Engineering, University of Guanajuato, Salamanca 36885, MexicoDepartment of Mechanical Engineering, University of Guanajuato, Salamanca 36885, MexicoDepartment of Mechanical Engineering, University of Guanajuato, Salamanca 36885, MexicoIn this work, a finite element model to perform the thermal–structural analysis of beams made of functionally graded material (FGM) is presented. The formulation is based on the third-order shear deformation theory. The constituents of the FGM are considered to vary only in the thickness direction, and the effective material properties are evaluated by means of the rule of mixtures. The volume distribution of the top constituent is modeled using the power law form. A comparison of the present finite element model with the numerical results available in the literature reveals that they are in good agreement. In addition, a routine to study functionally graded plane models in a commercial finite element code is used to verify the performance of the proposed model. In the present work, displacements for different values of the power law exponent and surface temperatures are presented. Furthermore, the normal stress variation along the thickness is shown for several power law exponents of functionally graded beams subjected to thermal and mechanical loads.https://www.mdpi.com/2297-8747/28/4/84beamthermal analysisthird-order shear deformation theoryfunctionally graded materialfinite element model
spellingShingle Carlos Enrique Valencia Murillo
Miguel Ernesto Gutierrez Rivera
Luis David Celaya Garcia
Thermal–Structural Linear Static Analysis of Functionally Graded Beams Using Reddy Beam Theory
Mathematical and Computational Applications
beam
thermal analysis
third-order shear deformation theory
functionally graded material
finite element model
title Thermal–Structural Linear Static Analysis of Functionally Graded Beams Using Reddy Beam Theory
title_full Thermal–Structural Linear Static Analysis of Functionally Graded Beams Using Reddy Beam Theory
title_fullStr Thermal–Structural Linear Static Analysis of Functionally Graded Beams Using Reddy Beam Theory
title_full_unstemmed Thermal–Structural Linear Static Analysis of Functionally Graded Beams Using Reddy Beam Theory
title_short Thermal–Structural Linear Static Analysis of Functionally Graded Beams Using Reddy Beam Theory
title_sort thermal structural linear static analysis of functionally graded beams using reddy beam theory
topic beam
thermal analysis
third-order shear deformation theory
functionally graded material
finite element model
url https://www.mdpi.com/2297-8747/28/4/84
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AT miguelernestogutierrezrivera thermalstructurallinearstaticanalysisoffunctionallygradedbeamsusingreddybeamtheory
AT luisdavidcelayagarcia thermalstructurallinearstaticanalysisoffunctionallygradedbeamsusingreddybeamtheory