Quasi 3-D trigonometric plate theory for bending analysis of EG plates resting on Pasternak foundations

This paper deals with the bending analysis of exponentially graded material (EGM) plates resting on two-parameter elastic foundations according to a trigonometric shear deformation plate theory (TPT) using Navier’s technique. The normal and shear deformations are both includes. The present TPT does...

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Main Authors: Radwan Ahmed F., Zenkour Ashraf M.
Format: Article
Language:English
Published: De Gruyter 2018-07-01
Series:Curved and Layered Structures
Subjects:
Online Access:https://doi.org/10.1515/cls-2018-0011
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author Radwan Ahmed F.
Zenkour Ashraf M.
author_facet Radwan Ahmed F.
Zenkour Ashraf M.
author_sort Radwan Ahmed F.
collection DOAJ
description This paper deals with the bending analysis of exponentially graded material (EGM) plates resting on two-parameter elastic foundations according to a trigonometric shear deformation plate theory (TPT) using Navier’s technique. The normal and shear deformations are both includes. The present TPT does not need a shear correction factors. The material properties of plate like, Lamé’s coefficients convert exponentially in a given constant orientation. The equilibrium equations according to the EG plate resting on Pasternak foundations are presented. Numerical results for the EG thick plate on elastic foundations are presented. A good comparison of results with those being in the literature. The influences played by Winkler and Pasternak parameters, side-to-thickness ratio, inhomogeneity parameter and aspect ratio on the bending responses of EG plates are debated.
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spelling doaj.art-be451c2cc47647859394d75366f35fd12022-12-21T22:39:58ZengDe GruyterCurved and Layered Structures2353-73962018-07-015114615510.1515/cls-2018-0011cls-2018-0011Quasi 3-D trigonometric plate theory for bending analysis of EG plates resting on Pasternak foundationsRadwan Ahmed F.0Zenkour Ashraf M.1Department of Mathematics and Statistics, High Institute of Management and Information Technology, Nile for Science and Technology,Kafrelsheikh33514, EgyptDepartment of Mathematics, Faculty of Science, King Abdulaziz University, P.O. Box 80203,Jeddah21589, Saudi ArabiaThis paper deals with the bending analysis of exponentially graded material (EGM) plates resting on two-parameter elastic foundations according to a trigonometric shear deformation plate theory (TPT) using Navier’s technique. The normal and shear deformations are both includes. The present TPT does not need a shear correction factors. The material properties of plate like, Lamé’s coefficients convert exponentially in a given constant orientation. The equilibrium equations according to the EG plate resting on Pasternak foundations are presented. Numerical results for the EG thick plate on elastic foundations are presented. A good comparison of results with those being in the literature. The influences played by Winkler and Pasternak parameters, side-to-thickness ratio, inhomogeneity parameter and aspect ratio on the bending responses of EG plates are debated.https://doi.org/10.1515/cls-2018-0011trigonometric plate theoryexponentially gradedelastic foundations
spellingShingle Radwan Ahmed F.
Zenkour Ashraf M.
Quasi 3-D trigonometric plate theory for bending analysis of EG plates resting on Pasternak foundations
Curved and Layered Structures
trigonometric plate theory
exponentially graded
elastic foundations
title Quasi 3-D trigonometric plate theory for bending analysis of EG plates resting on Pasternak foundations
title_full Quasi 3-D trigonometric plate theory for bending analysis of EG plates resting on Pasternak foundations
title_fullStr Quasi 3-D trigonometric plate theory for bending analysis of EG plates resting on Pasternak foundations
title_full_unstemmed Quasi 3-D trigonometric plate theory for bending analysis of EG plates resting on Pasternak foundations
title_short Quasi 3-D trigonometric plate theory for bending analysis of EG plates resting on Pasternak foundations
title_sort quasi 3 d trigonometric plate theory for bending analysis of eg plates resting on pasternak foundations
topic trigonometric plate theory
exponentially graded
elastic foundations
url https://doi.org/10.1515/cls-2018-0011
work_keys_str_mv AT radwanahmedf quasi3dtrigonometricplatetheoryforbendinganalysisofegplatesrestingonpasternakfoundations
AT zenkourashrafm quasi3dtrigonometricplatetheoryforbendinganalysisofegplatesrestingonpasternakfoundations