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Estudo experimental dos mecanismos resistentes de juntas com chave de cisalhamento em ligações pilar-viga
(Universidade Federal de São Carlos, 2018-03-06)
In this dissetation exploratory models are used to examine the behavior of semi - rigid pillar - beam connections with shear key. This type of connection is ordinary in Brazil prefabricated concrete structures. Thus, the ...
Estudo sobre aderência entre barras de aço e concreto autoadensável com baixo consumo de cimento
(Universidade Federal de São Carlos, 2018-03-02)
Cement consumption at global level increases gradually, so too grows the environmental degradation that the construction generates. In this scenario, the search for rationalization of materials becomes important. Self-compacting ...
Avaliação da incorporação de agregado reciclado na composição de concretos autoadensáveis
(Universidade Federal de São Carlos, 2018-04-24)
Self-compacting concrete has specific characteristics that differ from conventional concrete. Its self- compacting capability, ease of pumping, excellent homogeneity and resistance to segregation are highlighted, being ...
Modelagem numérica do comportamento estrutural de vigas mistas de aço e concreto protendidas
(Universidade Federal de São Carlos, 2018-06-15)
The structural behavior of the prestressed steel concrete composite beams was investigated using the Finite Element Method. The present study reports two types of composite beams: steel beams and concrete slab with joint ...
Análise de laje alveolar protendida moldada por fôrma fixa e usando placas de poliestireno expandido - Estudo teórico e experimental
(Universidade Federal de São Carlos, 2018-06-18)
The use of prestressed hollow core slabs has increased significantly and, consequently various productive methods have emerged. These methods do not employ machinery such as extruders or slip former machine. In this research, ...
Durabilidade de argamassas submetidas ao ataque de sulfatos : efeito da adição da nanosílica
(Universidade Federal de São Carlos, 2018-03-28)
Durability is one of the characteristics to be considered in design and projects of concrete structures as it is related to the useful life of buildings. Among the aggressive agents most damaging to the concrete are sulfate ...
Estudo sobre a viabilidade técnica da utilização de estribos verticais para o aumento da resistência à força cortante em lajes formadas por vigotas treliçadas
(Universidade Federal de São Carlos, 2018-10-22)
The present work carried out a theoretical-experimental study of a transverse reinforcement arrangement for slabs with lattice-reinforced joists. The objective of the research was to investigate both its structural behavior ...
Produção de concretos autoadensáveis com baixo consumo de cimento e sua influência na aderência aço-concreto
(Universidade Federal de São Carlos, 2018-10-25)
Self-compacting concrete (SCC) must simultaneously exhibit high fluidity, cohesion and absence of segregation. However, the maintenance of these properties in the fresh state requires a greater consumption of binders and ...
Deformações ao longo do tempo de geossintéticos aplicados a uma estrutura de solo reforçado
(Universidade Federal de São Carlos, 2018-09-03)
In service, excessive deformations can lead a geossynthetic soil reinforced structure to failure or undermine it under operational condition. In the design, usually, because of the uncertainly of the long-term efforts, ...
Proposta para a minimização da demanda de energia no horário de ponta por sistemas de geração fotovoltaico
(Universidade Federal de São Carlos, 2018-04-04)
The potential shortage of natural resources, the increased demand for energy and the environmental impacts caused by the use of polluting energy sources have generated constant discussions and uncertainties about the world's ...