A complex solution on the dynamic response of sandwich graphene‐reinforced aluminum‐based composite beams with copper face sheets under two moving constant loads on an elastic foundation

Abstract An analytical solution was used to investigate the elastic response of a sandwich beam with a graphene‐reinforced aluminum‐based composite (GRAC) on an elastic foundation using copper as the face layer of the functionally graded composite beam and a simply supported boundary condition. Mant...

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Main Authors: Mohammadreza Eghbali, Seyed Amirhosein Hosseini
Format: Article
Language:English
Published: Wiley 2023-09-01
Series:International Journal of Mechanical System Dynamics
Subjects:
Online Access:https://doi.org/10.1002/msd2.12082
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author Mohammadreza Eghbali
Seyed Amirhosein Hosseini
author_facet Mohammadreza Eghbali
Seyed Amirhosein Hosseini
author_sort Mohammadreza Eghbali
collection DOAJ
description Abstract An analytical solution was used to investigate the elastic response of a sandwich beam with a graphene‐reinforced aluminum‐based composite (GRAC) on an elastic foundation using copper as the face layer of the functionally graded composite beam and a simply supported boundary condition. Mantari's higher‐order shear deformation theory was utilized to derive the equations, which were solved in Laplace space and then converted into space–time using Laplace inversion. The exact response of the GRAC sandwich beam was obtained by considering the displacement at the mid‐span of the sandwich beam. Two moving loads with different speed ratios were applied at a single point, and the effect of various parameters, including the spring constant, the speed ratio, the percentage of graphene, the moving load speed, and the distribution pattern, was investigated. This study aimed to eliminate any overlap and improve the accuracy of the results. The exact solving method presented has not been reported in other articles so far. Additionally, due to the difficulty of solving mathematical equations, this method is only applicable to simple boundary conditions.
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spelling doaj.art-c1c080f913db4627a6b58b4e9dabcfb52023-09-28T02:31:12ZengWileyInternational Journal of Mechanical System Dynamics2767-14022023-09-013325126410.1002/msd2.12082A complex solution on the dynamic response of sandwich graphene‐reinforced aluminum‐based composite beams with copper face sheets under two moving constant loads on an elastic foundationMohammadreza Eghbali0Seyed Amirhosein Hosseini1Department of Mechanical Engineering University of Zanjan Zanjan IranDepartment of Industrial, Mechanical and Aerospace Engineering Buein Zahra Technical University Qazvin IranAbstract An analytical solution was used to investigate the elastic response of a sandwich beam with a graphene‐reinforced aluminum‐based composite (GRAC) on an elastic foundation using copper as the face layer of the functionally graded composite beam and a simply supported boundary condition. Mantari's higher‐order shear deformation theory was utilized to derive the equations, which were solved in Laplace space and then converted into space–time using Laplace inversion. The exact response of the GRAC sandwich beam was obtained by considering the displacement at the mid‐span of the sandwich beam. Two moving loads with different speed ratios were applied at a single point, and the effect of various parameters, including the spring constant, the speed ratio, the percentage of graphene, the moving load speed, and the distribution pattern, was investigated. This study aimed to eliminate any overlap and improve the accuracy of the results. The exact solving method presented has not been reported in other articles so far. Additionally, due to the difficulty of solving mathematical equations, this method is only applicable to simple boundary conditions.https://doi.org/10.1002/msd2.12082GRAC beamsmoving loadLaplace transformelastic foundationanalytical solutionaluminum‐based
spellingShingle Mohammadreza Eghbali
Seyed Amirhosein Hosseini
A complex solution on the dynamic response of sandwich graphene‐reinforced aluminum‐based composite beams with copper face sheets under two moving constant loads on an elastic foundation
International Journal of Mechanical System Dynamics
GRAC beams
moving load
Laplace transform
elastic foundation
analytical solution
aluminum‐based
title A complex solution on the dynamic response of sandwich graphene‐reinforced aluminum‐based composite beams with copper face sheets under two moving constant loads on an elastic foundation
title_full A complex solution on the dynamic response of sandwich graphene‐reinforced aluminum‐based composite beams with copper face sheets under two moving constant loads on an elastic foundation
title_fullStr A complex solution on the dynamic response of sandwich graphene‐reinforced aluminum‐based composite beams with copper face sheets under two moving constant loads on an elastic foundation
title_full_unstemmed A complex solution on the dynamic response of sandwich graphene‐reinforced aluminum‐based composite beams with copper face sheets under two moving constant loads on an elastic foundation
title_short A complex solution on the dynamic response of sandwich graphene‐reinforced aluminum‐based composite beams with copper face sheets under two moving constant loads on an elastic foundation
title_sort complex solution on the dynamic response of sandwich graphene reinforced aluminum based composite beams with copper face sheets under two moving constant loads on an elastic foundation
topic GRAC beams
moving load
Laplace transform
elastic foundation
analytical solution
aluminum‐based
url https://doi.org/10.1002/msd2.12082
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