Static stability study of stiffened functionally graded composite plates reinforced by carbon nanotubes using finite element method

This paper presents some results on the linear stability research of Stiffened Functionally Graded Carbon NanoTube-Reinforced Composite (SFG-CNTRC) plates under static in-plane loads by the Finite Element Method (FEM) and a new four-variable refined plate theory. The governing equations for the sta...

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Główni autorzy: Nguyen Thai Chung, Duong Thi Ngoc Thu
Format: Artykuł
Język:English
Wydane: Publishing House for Science and Technology 2023-09-01
Seria:Vietnam Journal of Mechanics
Hasła przedmiotowe:
Dostęp online:https://vjs.ac.vn/index.php/vjmech/article/view/18862
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author Nguyen Thai Chung
Duong Thi Ngoc Thu
author_facet Nguyen Thai Chung
Duong Thi Ngoc Thu
author_sort Nguyen Thai Chung
collection DOAJ
description This paper presents some results on the linear stability research of Stiffened Functionally Graded Carbon NanoTube-Reinforced Composite (SFG-CNTRC) plates under static in-plane loads by the Finite Element Method (FEM) and a new four-variable refined plate theory. The governing equations for the static buckling of the system are obtained by the new four-variable refined plate theory and FEM. The eigenvalue problem method was used to solve the equation to determine the critical force of the plates. A numerical example is compared with the results in another research to check the validity of the present algorithm. The influences of some factors such as plate theory, CNT distribution along the layer thickness, stiffener height ratio, and fiber orientation angle on the critical buckling loads and unstable regions are discussed.
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spelling doaj.art-075c2066a6434d83b51ebbcff20f58a02025-02-28T10:34:46ZengPublishing House for Science and TechnologyVietnam Journal of Mechanics0866-71362815-58822023-09-0145310.15625/0866-7136/18862Static stability study of stiffened functionally graded composite plates reinforced by carbon nanotubes using finite element methodNguyen Thai Chung0Duong Thi Ngoc Thu1Department of Solid Mechanics, Le Quy Don Technical University, Hanoi, VietnamUniversity of Transport Technology, Hanoi, Vietnam This paper presents some results on the linear stability research of Stiffened Functionally Graded Carbon NanoTube-Reinforced Composite (SFG-CNTRC) plates under static in-plane loads by the Finite Element Method (FEM) and a new four-variable refined plate theory. The governing equations for the static buckling of the system are obtained by the new four-variable refined plate theory and FEM. The eigenvalue problem method was used to solve the equation to determine the critical force of the plates. A numerical example is compared with the results in another research to check the validity of the present algorithm. The influences of some factors such as plate theory, CNT distribution along the layer thickness, stiffener height ratio, and fiber orientation angle on the critical buckling loads and unstable regions are discussed. https://vjs.ac.vn/index.php/vjmech/article/view/18862stabilitynanotubes reinforcedunstable regionsstiffened
spellingShingle Nguyen Thai Chung
Duong Thi Ngoc Thu
Static stability study of stiffened functionally graded composite plates reinforced by carbon nanotubes using finite element method
Vietnam Journal of Mechanics
stability
nanotubes reinforced
unstable regions
stiffened
title Static stability study of stiffened functionally graded composite plates reinforced by carbon nanotubes using finite element method
title_full Static stability study of stiffened functionally graded composite plates reinforced by carbon nanotubes using finite element method
title_fullStr Static stability study of stiffened functionally graded composite plates reinforced by carbon nanotubes using finite element method
title_full_unstemmed Static stability study of stiffened functionally graded composite plates reinforced by carbon nanotubes using finite element method
title_short Static stability study of stiffened functionally graded composite plates reinforced by carbon nanotubes using finite element method
title_sort static stability study of stiffened functionally graded composite plates reinforced by carbon nanotubes using finite element method
topic stability
nanotubes reinforced
unstable regions
stiffened
url https://vjs.ac.vn/index.php/vjmech/article/view/18862
work_keys_str_mv AT nguyenthaichung staticstabilitystudyofstiffenedfunctionallygradedcompositeplatesreinforcedbycarbonnanotubesusingfiniteelementmethod
AT duongthingocthu staticstabilitystudyofstiffenedfunctionallygradedcompositeplatesreinforcedbycarbonnanotubesusingfiniteelementmethod