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Modelagem e controle de um conversor CC-CC sepic isolado de interruptor único com célula dobradora de tensão na saída para aplicação em microinversor fotovoltaico
(Universidade Federal de Santa Maria, 2023-10-30)
This dissertation presents a study of an isolated DC-DC converter model for interfacing
or coupling via a DC bus with a DC-AC converter in a microinverter. The proposed
structure initially uses the already known sepic ...
Redução de estrona de esgoto doméstico em wetland construído de fluxo vertical com fundo saturado seguido de adsorção como etapa de polimento
(Universidade Federal de Santa Maria, 2024-01-19)
Steroid hormones are constantly excreted by humans and reach surface waters through the
discharge of domestic effluents. Although found in low concentrations in waters, can cause
tissues, organs and cells damage of humans, ...
Tribocorrosão do aço inoxidável martensitico AISI 420 cementado por plasma a baixa temperatura: sinergia erosão-corrosão
(Universidade Federal de Santa Maria, 2023-12-11)
ibocorrosive performance of AISI 420 martensitic stainless steel. The study is structured
in two parts. In the first part, experiments were conducted to assess the impact of erosion test
parameters, including impact ...
Microplásticos em água para consumo humano: diagnóstico e avaliação de riscos à saúde humana
(Universidade Federal de Santa Maria, 2023-12-19)
Microplastics (MP) are present in various environments and are considered ubiquitous. Although
contaminant identification is increasingly common, studies related to the risks associated with human
health still challenge ...
Estratégia metodológica inovadora na determinação do impacto de fatores subjetivos em modelos de previsão
(Universidade Federal de Santa Maria, 2024-02-05)
Traditional time series models consider only quantitative observations regarding a
certain aspect to be explained. However, there are situations that occur in certain
scenarios that can generate interference in observations, ...
Materiais nanoestruturados de carbono utilizando zeólitas como direcionador de estrutura
(Universidade Federal de Santa Maria, 2024-02-28)
The search for new materials for the treatment of effluents contaminated with organic waste is
of great scientific relevance. Therefore, this work aimed to investigate the synthesis of
nanostructured carbon materials ...
Análise de faltas em sistemas trifásicos a dois fios
(Universidade Federal de Santa Maria, 2023-07-28)
The protection system is essential for the distribution of electrical energy, whether in rural
or urban areas. During rural network expansions, the cost of a three-phase network can hinder
the implementation of the ...
Análise computacional da interação solo-estrutura em edificações de alvenaria estrutural com fundações em radier estaqueado
(Universidade Federal de Santa Maria, 2024-01-30)
The present study aims to analyze stress distribution in the walls of a structural masonry building, as well as moments and displacements in the foundation raft, considering the soil-structure interaction through the ...
Aplicação de engenharia reversa em uma ferramenta
(Universidade Federal de Santa Maria, 2024-02-09)
Reverse Engineering in general is the process of disassembling, analyzing, and
understanding an existing product, device, or system to discover how it works and how
it was designed. This involves examining the final ...
Análise da influência da ligação viga de transição-pilar em edifícios de concreto armado submetidos à análise incremental
(Universidade Federal de Santa Maria, 2024-01-17)
The populational increase, together with the densification of regions over the last few years in Brazil, has caused a frequent demand for housing in increasingly limited spaces. In addition, the growth of the vehicle fleet ...