Dynamic buckling of plate made of glass reinforced plastic under rapidly increasing shear load

The research object of this work is a clamped rectangular plate made of glass-reinforced plastic. The dynamic problem of stability of the plate under rapidly increasing shear load is considered. Within the Kirchhoff–Love hypothesis framework, a mathematical model was built in a geometrically nonline...

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Main Authors: Eshmatov Bakhtiyor, Mirsaidov Mirziyod, Abdikarimov Rustamkhan
Format: Article
Language:English
Published: EDP Sciences 2023-01-01
Series:E3S Web of Conferences
Online Access:https://www.e3s-conferences.org/articles/e3sconf/pdf/2023/38/e3sconf_conmechydro23_03009.pdf
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author Eshmatov Bakhtiyor
Mirsaidov Mirziyod
Abdikarimov Rustamkhan
author_facet Eshmatov Bakhtiyor
Mirsaidov Mirziyod
Abdikarimov Rustamkhan
author_sort Eshmatov Bakhtiyor
collection DOAJ
description The research object of this work is a clamped rectangular plate made of glass-reinforced plastic. The dynamic problem of stability of the plate under rapidly increasing shear load is considered. Within the Kirchhoff–Love hypothesis framework, a mathematical model was built in a geometrically nonlinear formulation. By the Bubnov–Galerkin method, based on a polynomial approximation of the deflection, the problem was reduced to solving systems of nonlinear ordinary integro-differential equations. With a weakly singular Koltunov–Rzhanitsyn kernel with variable coefficients, the resulting system was solved by a numerical method based on quadrature formulas. The plate’s dynamic behavior was investigated depending on the plate’s geometric and physic parameters. The importance of considering the viscoelastic properties of the material is shown.
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spelling doaj.art-0dbbec67964a49d68c1d839ba8afb04a2023-07-21T09:34:23ZengEDP SciencesE3S Web of Conferences2267-12422023-01-014010300910.1051/e3sconf/202340103009e3sconf_conmechydro23_03009Dynamic buckling of plate made of glass reinforced plastic under rapidly increasing shear loadEshmatov Bakhtiyor0Mirsaidov Mirziyod1Abdikarimov Rustamkhan2Branch of National University of Science and Technology “MISiS”“Tashkent Institute of Irrigation and Agricultural Mechanization Engineers” National Research UniversityTashkent University of Architecture and ConstructionThe research object of this work is a clamped rectangular plate made of glass-reinforced plastic. The dynamic problem of stability of the plate under rapidly increasing shear load is considered. Within the Kirchhoff–Love hypothesis framework, a mathematical model was built in a geometrically nonlinear formulation. By the Bubnov–Galerkin method, based on a polynomial approximation of the deflection, the problem was reduced to solving systems of nonlinear ordinary integro-differential equations. With a weakly singular Koltunov–Rzhanitsyn kernel with variable coefficients, the resulting system was solved by a numerical method based on quadrature formulas. The plate’s dynamic behavior was investigated depending on the plate’s geometric and physic parameters. The importance of considering the viscoelastic properties of the material is shown.https://www.e3s-conferences.org/articles/e3sconf/pdf/2023/38/e3sconf_conmechydro23_03009.pdf
spellingShingle Eshmatov Bakhtiyor
Mirsaidov Mirziyod
Abdikarimov Rustamkhan
Dynamic buckling of plate made of glass reinforced plastic under rapidly increasing shear load
E3S Web of Conferences
title Dynamic buckling of plate made of glass reinforced plastic under rapidly increasing shear load
title_full Dynamic buckling of plate made of glass reinforced plastic under rapidly increasing shear load
title_fullStr Dynamic buckling of plate made of glass reinforced plastic under rapidly increasing shear load
title_full_unstemmed Dynamic buckling of plate made of glass reinforced plastic under rapidly increasing shear load
title_short Dynamic buckling of plate made of glass reinforced plastic under rapidly increasing shear load
title_sort dynamic buckling of plate made of glass reinforced plastic under rapidly increasing shear load
url https://www.e3s-conferences.org/articles/e3sconf/pdf/2023/38/e3sconf_conmechydro23_03009.pdf
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