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Emprego de ultrassom para a oxidação e separação de compostos orgânicos sulfurados em hidrocarbonetos e determinação de enxofre por técnicas espectrométricas e cromatográficas
(Universidade Federal de Santa Maria, 2009-04-13)
In this work, a process based on ultrasonic energy for sulfur removal from
petroleum fractions was proposed. The process combines ultrasonic energy and a
peroxyacid reagent in order to achieve the required sulfur content ...
Escala temporal da turbulência para escoamento noturno acima da copa de uma floresta tropical úmida na Amazônia
(Universidade Federal de Santa Maria, 2008-09-12)
The LBA (Large Scale Biosphere-Atmosphere in Amazônia) project has been using
the eddy covariance technique since 1998 to continuously monitor the surface fluxes of
energy, water vapor and carbon over Amazônia. The results ...
Simulação de processos catalíticos para a produção de biodiesel sem glicerol - uma análise técnica, econômica e energética
(Universidade Federal de Santa Maria, 2023-02-15)
Although the use of biodiesel presents many economic, social and environmental
advantages, the biodiesel production still has a high cost. Most production processes
use alcohol as acyl receptor, producing glycerol as a ...
Trajetórias de duas professoras: formação e saberes docentes
(Universidade Federal de Santa Maria, 2008-04-04)
This investigation, which is linked to the research line Professional Formation, Knowledge and Development of the Post-Graduate Program in Education, was thought during my initial formation process, when I participated in ...
Cobrança pelo uso dos recursos hídricos do Aquífero Guarani pelos países integrantes do Mercosul à partir da legislação brasileira
(Universidade Federal de Santa Maria, 2008-08-30)
This work presents as theme the Charging for the Use of Guarani Aquifer Hydric Resources by the Countries Members of Mercosur, taking account the Brazilian legislation. Initially it is presented a short approach to the ...
Sistemas de previsão de ocorrência de requeima em clones de batata suscetíveis e resistentes
(Universidade Federal de Santa Maria, 2008-02-21)
The occurrence of late blight (Phytophthora infestans (Mont) de Bary) in potato crops is responsible for a large amount of fungicides every season. The use of systems for forecasting and late blight resistant cultivars are ...
Algoritmos heurísticos de otimização da proteção e manobra em redes de distribuição de energia
(Universidade Federal de Santa Maria, 2008-07-29)
The new regulations of the electricity sector have requested from the power utilities great performance
efficiency on their distribution systems, requiring more rigorous quality and continuity energy levels. In Brazil,
the ...
Percepção e territorialidade no Parque Itaimbé de Santa Maria/RS
(Universidade Federal de Santa Maria, 2009-10-23)
This study aimed to understand the process of formation of territoriality from the biological and cognitive perception (Maturana, 1995) who frequented the park Itaimbé
Santa Maria / RS. Perception is defined as a configuration ...
Síntese e caracterização de nanocristais de TiO2 via processo hidrotérmico e sua atividade na fotodegradação de um corante da indústria coureira
(Universidade Federal de Santa Maria, 2009-11-30)
This work reports the synthesis of TiO2 catalyst using the hydrothermal method at different synthesis conditions in order to study the influence of time and temperature on the physical properties of the material. The ...
Recomendações para especificação de vidros em edificações comerciais na região climática de Porto Alegre - RS
(Universidade Federal de Santa Maria, 2009-11-18)
In business buildings, great part of the required power is spent on the air conditioning of internal settings. The transparent façades on such buildings are
greatly significant on such matters, since a notable percentage ...