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Contribuições ao projeto de controladores robustos a variações paramétricas aplicados a conversores conectados à rede
(Universidade Federal de Santa Maria, 2021-05-12)
This Ph.D. thesis provides contributions to the design of robust current controllers
for grid-connected converters, including: i) a time-varying model to deal with the
magnetic soft saturation in the filter inductors and ...
Reificação na formação docente: diálogos possíveis sobre a prática do professor de língua espanhola
(Universidade Federal de Santa Maria, 2020-12-09)
La tesis titulada “Reificación en la formación docente: posibles diálogos sobre la práctica del profesor de lengua española” es desarrollada en el Programa de Postgrado en Educación (PPGE) de la Universidad Federal de Santa ...
Desenvolvimento e aplicação de um sistema com arco elétrico para SS-FF AAS para a determinação de impurezas elementares
(Universidade Federal de Santa Maria, 2020-01-25)
An alternative system for solid sampling and element determination by heated tube coupled to flame atomic absorption spectrometry was developed for the determination of Cd, Co, Mo, Ni and Pb in high purity graphite and ...
Aplicação de LEDs na microscopia óptica ao diagnóstico da malária
(Universidade Federal de Santa Maria, 2016-07-29)
This work presents a study on the application of LED (Light Emitting Diode) to optical microscopy
in the diagnosis of malaria, in order to analyze the light emitted by the LED and
compare with the light produced by a ...
A escola regular contemporânea e o aluno surdo/deficiente auditivo: dos modos de subjetivação para as singularidades produzidas no contexto das experiências escolares
(Universidade Federal de Santa Maria, 2020-10-02)
This Dissertation was carried out in the Graduate Program in Education of the Federal University of Santa Maria (PPGE/UFSM), in the Research Line of Special Education, Inclusion and Difference. Its main objective is to ...
Contribuições ao controle aplicado a uma topologia híbrida para regulação de tensão em geradores de indução autoexcitados
(Universidade Federal de Santa Maria, 2017-04-24)
This doctoral thesis presents contributions to control applied to hybrid topology
for voltage regulation of self-excited induction generators in stand-alone microgeneration
systems. The generator system considers a ...
Adubação com enxofre e coinoculação na cultura da soja: produtividade e qualidade de grãos
(Universidade Federal de Santa Maria, 2020-08-07)
The nutritional balance of the soil is one of the main factors that affect the grain yield of crops,
and it is essential that nutrients are available in the soil at levels above the critical limit
established for each ...
Resposta bioquímica de cultivares de soja à Meloidogyne javanica
(Universidade Federal de Santa Maria, 2020-09-03)
Induction of resistance has been used to control pests and plant diseases. Defense mechanisms can be activated by organic or inorganic agents, reducing the impacts caused by these organisms in crops of agricultural importance. ...
As práticas escolares a partir do jornal Mundo jovem, 1978-1988
(Universidade Federal de Santa Maria, 2020-12-18)
This text presents the mediation of Mundo Jovem newspaper on school practices, during the final years of the Brazilian Civic-military Dictatorship (1978-1988). It aims to answer the following question: how the school ...
Biologia do conhecer (BC) e biologia do amar (BA): transgressões epistêmico-teórico-metodológicas e os movimentos autotransformativos discentes-docentes
(Universidade Federal de Santa Maria, 2020-09-24)
This research deals with the epistemic-theoretical-methodological perspective proposed by the Biology of Knowing and the Biology of Loving, by Humberto Maturana et al. With the accomplishment of the study we aimed to ...