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Análise modal numérica de uma estrutura do tipo Baja
(Universidade Tecnológica Federal do ParanáCornelio ProcopioBrasilEngenharia MecânicaUTFPR, 2019-07-04)
Modal analysis is the study of vibrations, more specifically about the dynamic properties of systems at the frequency domain. When projecting a structure in engineering, the modal analysis utilizes the total mass and ...
Projeto, análise modal por elementos finitos e desenvolvimento de uma bancada de testes experimental
(Universidade Tecnológica Federal do ParanáCornelio ProcopioBrasilEngenharia MecânicaUTFPR, 2014-02-13)
The work presents the project and construction of a support structure for a centrifugal extractor fan. Some basic models were elaborated using SolidWorks® 2013. It was developed numerical studies using the software Ansys® ...
Aplicação do método de superposição modal para análise dinâmica de estruturas
(Universidade Tecnológica Federal do ParanáCornelio ProcopioBrasilEngenharia MecânicaUTFPR, 2015-06-10)
This work presents an analysis of the dynamic behavior of a structure with four degrees of freedom through application of the Mode-Superposition Method. For the determination of modes to vibrate and natural frequencies ...
Detecção de danos em vigas empregando o método das diferenças nas curvaturas modais
(Universidade Tecnológica Federal do ParanáCampo MouraoBrasilDepartamento Acadêmico de Construção CivilEngenharia CivilUTFPR, 2014)
The presence of damage to the structures may decrease its mechanical strength, reduce its lifetime and cause insecurity to the users. In recent years, the monitoring of structural behavior has gained great importance along ...
Análisis modal espectral en 3 dimensiones
(Universidad de Cuenca, 2022-03-09)
In this investigative work, we summarize the technical and theoretical bases involved in a
Spectral Modal Analysis in 3 Dimensions. In a subtle and didactic way, we connect linear
algebra, resistant materials, structural ...
Avaliação experimental da aplicação do método das diferenças nas curvaturas modais para detecção de danos em perfis metálicos
(Universidade Tecnológica Federal do ParanáCampo MouraoBrasilEngenharia CivilUTFPR, 2016-06-13)
The structural engineering has advanced in design techniques and, mainly, in pathologies diagnosis and lifespan of your buildings. There are several methodologies for verify stability of a structure and, within Non-Destructive ...
Estudo comparativo de técnicas de análise modal experimental no domínio da frequência em uma barra na condição de contorno livre-livre
(Universidade Tecnológica Federal do ParanáPato BrancoBrasilDepartamento Acadêmico de MecânicaEngenharia MecânicaUTFPR, 2014-12-09)
The modal analysis is a tool used on a large scale for determining vibration modes, natural frequencies and damping factors in structures or machines. Their utilization occurs because your ease implementation, and it is a ...
Análise numérica e experimental de estruturas utilizando pastilhas piezoelétricas
(Universidade Tecnológica Federal do ParanáCornelio ProcopioBrasilEngenharia MecânicaUTFPR, 2016-06-08)
This work proposes the study of a piezoelectric material attached to a metallic plate as both sensor and actuator. The piezoelectric material used is the lead zieconate titanate, known as PZT. To accomplish this study, ...
Aprimoramento de uma estrutura Baja por elementos finitos
(Universidade Tecnológica Federal do ParanáCornelio ProcopioBrasilEngenharia MecânicaUTFPR, 2016-11-03)
In this study, the structure of Procobaja 2016 BAJA SAE team, applying modal analysis for free-free condition to obtain the natural frequencies of the current structure and modified structures based on the first one. It ...
Análise do desenvolvimento ferroviário no trecho cascavel – Guarapuava - Paranaguá
(Universidade Tecnológica Federal do ParanáMedianeiraBrasilEngenharia de ProduçãoUTFPR, 2017-11-21)
The research study presented involves a subject of great relevance for the economic development of Brazil. The Transport infrastructure has a key role in the growth of the country. However, it is noted the precariousness ...