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Avaliação das propriedades mecânicas e microestrutura de concreto de ultra alto desempenho com adições minerais e resíduos industriais
(Universidade Federal de Santa Maria, 2020-01-07)
With the increase in the world population, civil construction is the largest consumer of
resources, with great environmental impact. One of the ways to reduce this impact is to
increase the mechanical strength of the ...
Avaliação da sustentabilidade de sistemas de vedação estrutural com e sem coprodutos da extração de pedra ametista
(Universidade Federal de Santa Maria, 2020-07-31)
The extraction of precious gemstones that for more than 30 years has transformed Ametista do
Sul region, in the northwest of the state of Rio Grande do Sul, into the world hub producer of
amethyst stone, has an environmental ...
Influência da ozonização na desidratação de lodo de estação de tratamento de água
(Universidade Federal de Santa Maria, 2020-01-29)
To treat water aiming human consumption various unit operations are required at the Water
Treatment Plants (WTPs), however, the potabilization of water leads to high waste generation.
Disposal of sludge in water bodies ...
Série hidrológica não estacionária e os riscos e incertezas nas tomadas de decisões no planejamento dos recursos hídricos
(Universidade Federal de Santa Maria, 2020-01-29)
Hydric planning aims to guarantee, in quantity and quality, the availability of water for current and future
generations. However, due to various environmental changes in land use, in addition to global climate
changes, ...
Estudo numérico do comportamento mecânico de paredes de alvenaria estrutural com cortes
(Universidade Federal de Santa Maria, 2021-02-13)
An unplanned chase made in structural masonry for the passage of pipes is a
common situation. These chases can compromise the cross section of the walls and
their strength capacity. The Brazilian standardization for ...
A influência da sucção na deformabilidade de subleitos rodoviários: efeitos da variação de umidade, método de compactação e gênese dos solos
(Universidade Federal de Santa Maria, 2020-12-04)
This thesis presents a study on the influence of suction on the resilient and plastic
characteristics of highway subgrade soils. The main focus was to evaluate the variation of
suction as a function of postcompaction ...
Tratamento de águas de uma lavanderia industrial por flotação-filtração
(Universidade Federal de Santa Maria, 2020-03-20)
The industrial laundry sector has a high water consumption, consequently producing an abundant volume of
effluent, a topic of global interest, especially due to the scarcity of water, demonstrating the importance of
treating ...
Conversor ANPC com porta CC bidirecional secundária para conexão de sistemas de armazenamento de energia
(Universidade Federal de Santa Maria, 2020-11-06)
This doctoral dissertation presents a new multilevel converter topology, derived from the ANPC inverter, which allows the connection of energy storage systems directly to the topology in a secondary DC port. In this way, ...
Análise da eficácia luminosa de sistemas de iluminação com comunicação agregada
(Universidade Federal de Santa Maria, 2020-10-09)
Visible light communication (VLC) currently receives attention in the consumer electronics
media mainly because of the potential to improve the data rate of Internet access in short
range mobile communications, yet several ...
Caracterização avançada de ligantes e misturas asfálticas brasileiras
(Universidade Federal de Santa Maria, 2021-06-30)
The linear viscoelastic (LVE) and damage characterization of bituminous mixtures is imperative to analyse and design pavements. Bituminous mixtures inherit the viscoelastic behavior of bitumen. The bitumens used in paving ...