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Estratégias comunicacionais no contexto de crise: os contratos de comunicação da Petrobras, O Globo e Planalto em mídias digitais
(Universidade Federal de Santa Maria, 2016-09-12)
In a crisis context, in which the facts visibility increases, communication has an even more important function, in the sense of contribution to the reputation of organizations. In the presence of this conjuncture, this ...
Gráficos de controle para dados do tipo taxas e proporções autocorrelacionados
(Universidade Federal de Santa Maria, 2016-03-28)
This work discusses one of the areas for quality improvement, defined as statistical process
control (SPC). One of the most used tools in SPC is the control chart, which is used to
monitor parameters of a process. In ...
Impactos operacionais da complementariedade de fontes de geração solar fotovoltaica e a biogás em sistemas de distribuição
(Universidade Federal de Santa Maria, 2016-03-04)
The current scenario of micro and mini distributed generation (micro and mini DG) in Brazil has been developing steadily and the power injection through the Distributed Generation (DG) regarding the development of small-scale ...
Inversor fotovoltaico não isolado NPC intercalado
(Universidade Federal de Santa Maria, 2016-03-04)
Throughout the twentieth century, the supply of electricity, mainly obtained from
fossil fuels like oil and coal, it has supported the growth and transformation of the world
economy. In the early years of this century, the ...
Análise da viabilidade técnica da operação de sistemas com geração distribuída no modo ilhado intencional
(Universidade Federal de Santa Maria, 2016-03-22)
The increasing demand for energy, coupled with the difficulties inherent in the
implementation of large generation projects, significantly increased the use of energy
resources from renewable energy sources, in order to ...
Estratégias de gerenciamento pelo lado da demanda aplicadas aos consumidores de BT considerando a tarifa branca e a geração distribuída
(Universidade Federal de Santa Maria, 2016-06-10)
This Master s Dissertation presents a study on the technical and financial
impact of the application of strategies for Demand-Side Management (DSM) in
residential consumers BT (Group B), considering the white tariff and ...
Reconhecimento não-intrusivo de equipamentos elétricos empregando projeção vetorial
(Universidade Federal de Santa Maria, 2016-02-19)
Electricity consumption in homes and workplaces has been growing steadily over the
decades and attitudes to reduce these costs should be taken. An interesting solution is to provide
to electricity users, and also to the ...
Análise e projeto do sistema de controle de um módulo de potência com conversores em cascata aplicado a transformadores de estado sólido
(Universidade Federal de Santa Maria, 2016-07-29)
This master thesis present the analysis of a power module with cascaded converters
applied to solid state transformers. The power module is built by an AC-DC input stage,
constituted by full-bridge topology, an DC-DC ...
Impacto técnico e econômico da energia solar fotovoltaica em prédios públicos através de geração distribuída
(Universidade Federal de Santa Maria, 2016-03-28)
Photovoltaic solar energy (PV) grows exponentially, since 2012 reaching levels of over 100 GWp installed worldwide. In this area the Brazilian industry just awakened through auctions, mainly aimed to Distributed Generation ...
Sistema automatizado para ensaio de inversores fotovoltaicos conectados à rede em acordo com normatização brasileira
(Universidade Federal de Santa Maria, 2016-08-03)
This document aims to develop an automated test platform for grid-connected photovoltaic inverters.
Therefore, it was conducted a study of European, North American and Brazilian standards related in
order to compare the ...