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Itens para a visualização no momento 91-100 of 186
Modelagem eletrotérmica e caracterização de elementos parasitas de placas de circuito impresso de conversores estáticos CC/CC
(Universidade Federal de Santa Maria, 2021-08-11)
This doctoral thesis presents the development of an analythical method to characterize
the parasitic elements and surface temperatures in a synchronous boost power converter.
Initially is presented the bibliography review ...
Sistema de gerenciamento do armazenamento de energia residencial perante eventos meteorológicos severos
(Universidade Federal de Santa Maria, 2021-01-27)
Home energy management systems operating with storage systems in markets with differentiated
tariff, should identify ideal solutions for transacting stored energy with the electricity
grid, minimizing customer costs. On ...
Uma arquitetura de comunicação com mecanismos para atendimento dos requisitos das redes elétricas inteligentes rurais
(Universidade Federal de Santa Maria, 2020-02-19)
The current transformation scenario in power distribution networks signals the need for alternative solutions in communication systems employed in making them intelligent. As a premise, these alternatives should be easy ...
Modelo de dinâmica de sistemas aplicado a integração de recursos energéticos distribuidos considerando a operação em uma microrrede
(Universidade Federal de Santa Maria, 2019-08-29)
The global electricity sector has undergone significant changes over the years, due to the search
for energy diversification and the advancement of technology. These changes are driven by the
demand to replace fossil ...
Sistema autônomo de sensoriamento remoto espaço-temporal do céu por imagens e sua aplicação em sistemas distribuídos de energia.
(Universidade Federal de Santa Maria, 2020-12-17)
Cloud cover instability is the main impact and uncertainty factor on the forecast of energy generated in photovoltaic systems. Establishing reliable metrics for large-scale photovoltaic (PV) power forecasting models while ...
Requisitos dinâmicos de controle para o estágio de conversão C.C.-C.C. aplicado em sistemas fotovoltaicos
(Universidade Federal de Santa Maria, 2020-11-26)
Photovoltaic systems (PVs), in their usual condition, are controlled to track the maximum power point (MPP) in a natural solar dynamic. However, with the cheapness of solar energy and its integration with the most diverse ...
Técnicas de projeto para o reator eletrônico auto-oscilante empregando ferramentas de controle
(Universidade Federal de Santa Maria, 2004-08-30)
This work presents a design methodology and analyss of the selfoscillating electronic ballast used in fluorescent lamps. The self-oscillating electronic ballast is represented as a control system with a nonlinear behavior. ...
Metodologia para restabelecimento parcialmente dinâmico de energia elétrica em sistemas de distribuição com possibilidade de operação ilhada de microrredes
(Universidade Federal de Santa Maria, 2021-01-18)
This study presents a decision-making model for the dynamic reconfiguration of
distribution networks after contingency situations based on formulations of the selfhealing
problem with islanding. This work develops a ...
Emprego de um comutador eletrônico de taps para regulação de tensão em redes elétricas a partir do modelo de carga
(Universidade Federal de Santa Maria, 2018-08-31)
This doctoral thesis proposes a method for regulating the secondary voltage of distribution systems
based on the identification of ZIP models of the load (constant impedance, constant current and
constant power) at the ...
Concepção e análise de estratégias de gerenciamento de potência aplicadas ao controle de nanorredes C.C. com barramentos interconectados
(Universidade Federal de Santa Maria, 2021-12-13)
This thesis proposes the conception and analysis of power management strategies applied to the control of multiple buses dc nanogrids. Nanogrids are small-scale commercial and residential prosumer electrical installations ...