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Projeto preliminar de uma máquina extrusora para produção de filamento de polietileno para impressoras 3D
(Universidade Federal de Santa Maria, 2019-12-04)
The constant growing of solid residues utilisation in majority of plastics from binds and rapid disposal by the user ends its lifecycle soon. Therefore this disposal usually it’s not praticated in proper way being discarded ...
Explosão a vapor como pré-tratamento de biomassas lignocelulósicas para produção de bioetanol
(Universidade Federal de Santa Maria, 2019)
Governments are currently building strategies to increasingly replace fossil fuel consumption by renewable and sustainable fuels. This occurs because oil reserves, the world's main energy source, are in imminent shortage, ...
Perfis de temperatura em um reator de hidrólise para processamento de biomassas agrícolas usando água a alta pressão
(Universidade Federal de Santa Maria, 2019-12-05)
In this work, heat transfer calculations and temperature profiles were evaluated in a 316L (50 mL) stainless steel reactor used for hydrolysis of agricultural biomass using high pressure water. The calculations were necessary ...
Análise energética da produção de bioetanol de segunda geração por meio da hidrólise de biomassas em equipamento multipropósito
(Universidade Federal de Santa Maria, 2019)
In this work data of hydrolysis of soybean hull and straw and data related to sugar fermentation and distillation were collected in order to enable energy analysis for bioethanol production. For hydrolysis, a multipurpose ...
Dimensionamento e prototipagem de uma turbina Kaplan
(Universidade Federal de Santa Maria, 2019-12-04)
Among the various forms of electricity generation, the most important in Brazil are the Hydroelectric Power Plants, due to their large water resources arising from the large number of rivers contained in the Brazilian ...
Implementação de um sistema de gestão de manutenção preventiva industrial
(Universidade Federal de Santa Maria, 2019-12-04)
With the need for industrial machines to improve production quality and productivity, extend equipment and parts life, and optimize time, implementing a preventive maintenance management system comes as a strategy to plan ...
Processamento de resíduos da extração de azeite de oliva usando hidrólise subcrítica
(Universidade Federal de Santa Maria, 2019)
Oil is the main raw material currently used for fuel production. Petroleum is a non-renewable source of energy and causes considerable quantities of pollutants into the atmosphere, such as carbon dioxide and sulphur dioxide, ...
Obtenção e caracterização da sílica precipitada de cascas de arroz
(Universidade Federal de Santa Maria, 2019)
Rice husk is an agricultural biomass which contains silica and can be used in a range of applications based on its potential characteristics. Some characteristics are related to increased
strength and durability when ...
Desenvolvimento de coletores solares de baixo custo para aquecimento de água em piscinas residenciais
(Universidade Federal de Santa Maria, 2019-07-11)
In this study, the feasibility of installing low cost alternative solar heaters in the city of Cachoeira do Sul, Rio Grande do Sul, was analyzed. Its main focus is on the heating of water for residential swimming pools, ...
Projeto preliminar de equipamento didático produtor de biodiesel
(Universidade Federal de Santa Maria, 2019-12-15)
Sustainable development can be defined as the production of goods and energy respecting and preserving natural resources. As a result, biofuels have gained more relevance when it comes to energy production. Its study and ...