Determination of Natural Frequencies of Multilayered Plates by Mixed Finite Elements

Natural frequencies for multilayer plates are calculated by mixed finite element method. The main object of this paper is to use the mixed model for multilayer plates, analyzing each layer as an isolated plate, where the continuity of displacements is achieved by Lagrange multipliers (representi...

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Autores principales: Carnicer, Roberto S., Desía, Braian A., Schwarz, Rodolfo A.
Formato: Artículo
Lenguaje:Inglés
Publicado: Universidad de Belgrano - Facultad de Ingeniería y Tecnología Informática - Proyectos de Investigación 2015
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Acceso en línea:http://repositorio.ub.edu.ar/handle/123456789/4861
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id I36-R142-123456789-4861
record_format dspace
institution Universidad de Belgrano
institution_str I-36
repository_str R-142
collection Repositorio Institucional - Universidad de Belgrano (UB)
language Inglés
topic Mixed finite element
multilayer plate
Lagrange multipliers
free vibrations
placa multicapa
vibraciones libres
multiplicadores de Lagrange
Elementos finitos mixtos
spellingShingle Mixed finite element
multilayer plate
Lagrange multipliers
free vibrations
placa multicapa
vibraciones libres
multiplicadores de Lagrange
Elementos finitos mixtos
Carnicer, Roberto S.
Desía, Braian A.
Schwarz, Rodolfo A.
Determination of Natural Frequencies of Multilayered Plates by Mixed Finite Elements
topic_facet Mixed finite element
multilayer plate
Lagrange multipliers
free vibrations
placa multicapa
vibraciones libres
multiplicadores de Lagrange
Elementos finitos mixtos
description Natural frequencies for multilayer plates are calculated by mixed finite element method. The main object of this paper is to use the mixed model for multilayer plates, analyzing each layer as an isolated plate, where the continuity of displacements is achieved by Lagrange multipliers (representing static variables). This procedure allows us to work with any model for single plate (so as to ensure the proper behavior of each layer),and the complexity of the multilayer system is avoided by ensuring the condition of displacements by the Lagrange multipliers (static variables). The plate is discretized by finite element modeling based on a primary hybrid model, where the domain is divided by quadrilateral, both for the displacement field and static variables. This mixed element for plates was implemented and several examples of vibrations have been verified successfully by the results obtained by other methods in the literature
format Article
author Carnicer, Roberto S.
Desía, Braian A.
Schwarz, Rodolfo A.
author_facet Carnicer, Roberto S.
Desía, Braian A.
Schwarz, Rodolfo A.
author_sort Carnicer, Roberto S.
title Determination of Natural Frequencies of Multilayered Plates by Mixed Finite Elements
title_short Determination of Natural Frequencies of Multilayered Plates by Mixed Finite Elements
title_full Determination of Natural Frequencies of Multilayered Plates by Mixed Finite Elements
title_fullStr Determination of Natural Frequencies of Multilayered Plates by Mixed Finite Elements
title_full_unstemmed Determination of Natural Frequencies of Multilayered Plates by Mixed Finite Elements
title_sort determination of natural frequencies of multilayered plates by mixed finite elements
publisher Universidad de Belgrano - Facultad de Ingeniería y Tecnología Informática - Proyectos de Investigación
publishDate 2015
url http://repositorio.ub.edu.ar/handle/123456789/4861
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