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Itens para a visualização no momento 191-200 of 215
Metodologia para detecção e classificação de faltas em transformadores de potência por meio da Transformada Wavelet Discreta
(Universidade Federal de Santa Maria, 2018-08-28)
This thesis presents the development of a methodology for the detection and
classification of electrical transients in power transformers, for protection purposes. For this,
we analyzed several electrical transients ...
Simulação hidrossedimentológica da bacia do rio Vacacaí Mirim
(Universidade Federal de Santa Maria, 2018-02-21)
Modeling has been shown to be an important tool to aid in the planning and management of water resources in river basins. Thus, the hydrosedimentological modeling of the catchment area of the Vacacaí Mirim river seeks to ...
Escoamento superficial e infiltração de água no solo em sistema plantio direto com “vertical mulching”
(Universidade Federal de Santa Maria, 2018-10-26)
The reduced infiltration of water into the soil in areas of intensive agriculture is one of the main
problems in hydrology. It decreases the water content in the soil profile and causes an increase in
surface runoff which ...
Modelagem hidrológica e análise da eficiência de reservatórios de detenção como medida de controle em bacia urbana
(Universidade Federal de Santa Maria, 2018-03-26)
This study approaches the impact of the urbanization on the water resources in an urban catchment, aiming at understanding the hydrological processes in there, and pointing for solutions against flood damages. Flooding is ...
Fundos de investimento imobiliário listados na BM&FBOVESPA: análise comparativa entre rendimentos reais e estimados
(Universidade Federal de Santa Maria, 2018-01-17)
Real Estate Investment Trust is an alternative of direct or indirect investment in financial assets related to real estate. It is an attractive option for the individual investor, since it requires less disbursement and ...
Concretos asfálticos em utilização no Rio Grande do Sul: comportamento mecânico e desempenho em campo quanto à deformação permanente
(Universidade Federal de Santa Maria, 2018-07-05)
Highways are relevant to the economic and social context in the state of Rio Grande do Sul (RS), located in the southern region of Brazil. Flexible pavement with asphalt concrete layers is the most commonly used solution ...
Estruturação de um modelo de governança para uma empresa familiar
(Universidade Federal de Santa Maria, 2018)
The present work was developed in a small family company of the clothing sector, in the city
of Santa Maria, aiming the structuring of a model of governance that could aid in succession.
The specific objectives were to ...
Análise de estratégias do erro de controle de área utilizando o software Anatem
(Universidade Federal de Santa Maria, 2018-07-11)
A power system uses control mechanisms to supply the continuous variations in demand, without difference between generation and demand and to deliver energy with minimum requirements of frequency, voltage and reliability. ...
Projeto e implementação de um conversor módulo integrado para conexão de geração fotovoltaica à rede elétrica
(Universidade Federal de Santa Maria, 2018-02-27)
This Master Thesis presents the analysis, design and implementation of a grid-connected
module integrated converter, or, simply, microinverter, for photovoltaic applications. The
system is composed of two stages: a ...
Utilização de métodos exatos para a resolução do problema de marketing direto com oferta de produtos
(Universidade Federal de Santa Maria, 2018)
The increasing competitiveness requires more operational efficiency and rationalization of the
employed resources. In this context, the use of engineering tools is essential for companies to
maximize their profits and ...