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Nonlinear dynamics of a flexible portal frame under support excitation

dc.contributor.authorDe Paula, Aline Souza
dc.contributor.authorBalthazar, José Manoel [UNESP]
dc.contributor.authorFelix, Jorge Luis Palacios
dc.contributor.institutionUniversidade de Brasília (UnB)
dc.contributor.institutionUniversidade Estadual Paulista (Unesp)
dc.contributor.institutionDepto. de Matemática
dc.date.accessioned2014-05-27T11:27:17Z
dc.date.available2014-05-27T11:27:17Z
dc.date.issued2012-12-01
dc.description.abstractThis paper presents a nonlinear dynamic analysis of a flexible portal frame subjected to support excitation, which is provided by an electro-dynamical shaker. The problem is reduced to a mathematical model of four degrees of freedom and the equations of motion are derived via Lagrangian formulation. The main goal of this study is to investigate the dynamic interactions between a flexible portal frame and a non-ideal support excitation. The numerical analysis shows a complex behavior of the system, which can be observed by phase spaces, Poincaŕ sections and bifurcation diagrams. © 2012 American Institute of Physics.en
dc.description.affiliationUniversidade de Brasília Department of Mechanical Engineering, 70.910.900 - Brasília - DF
dc.description.affiliationUniversidade Estadual Paulista Instituto de Geociências e Ciências Exatas Departamento de Estatística, Matemática Aplicada e Computação-UNESP, CP 178, 13500-230, Rio Claro, SP
dc.description.affiliationUniversidade Federal Do Pampa Depto. de Matemática Campus Bagé, 96413-170, Bagé - RS
dc.description.affiliationUnespUniversidade Estadual Paulista Instituto de Geociências e Ciências Exatas Departamento de Estatística, Matemática Aplicada e Computação-UNESP, CP 178, 13500-230, Rio Claro, SP
dc.format.extent957-963
dc.identifierhttp://dx.doi.org/10.1063/1.4765602
dc.identifier.citationAIP Conference Proceedings, v. 1493, p. 957-963.
dc.identifier.doi10.1063/1.4765602
dc.identifier.file2-s2.0-84873191284.pdf
dc.identifier.issn0094-243X
dc.identifier.issn1551-7616
dc.identifier.scopus2-s2.0-84873191284
dc.identifier.urihttp://hdl.handle.net/11449/73797
dc.language.isoeng
dc.relation.ispartofAIP Conference Proceedings
dc.rights.accessRightsAcesso aberto
dc.sourceScopus
dc.subjectElectro-dynamical shaker
dc.subjectflexible portal frame
dc.subjectnonlinear dynamics
dc.titleNonlinear dynamics of a flexible portal frame under support excitationen
dc.typeTrabalho apresentado em evento
dcterms.licensehttp://publishing.aip.org/authors/web-posting-guidelines
dspace.entity.typePublication
unesp.campusUniversidade Estadual Paulista (UNESP), Instituto de Geociências e Ciências Exatas, Rio Claropt
unesp.departmentEstatística, Matemática Aplicada e Computação - IGCEpt

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