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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 ...
Metodologia de alocação das perdas não técnicas a partir da localização de consumidores irregulares em redes de distribuição
(Universidade Federal de Santa Maria, 2021-07-30)
The present study aims to evaluate the methodology adopted by the National Electric Energy Agency (ANEEL) regarding the definition of the regulatory technical losses (TL) proposing a more assertive manner regarding the ...
Performance improvement of switched reluctance motors through advanced control strategies
(Universidade Federal de Santa Maria, 2021-09-21)
Inserted in the summary field.
Desenvolvimento de tarifas Time of use considerando o perfil de consumidores residenciais e comerciais utilizando pertinências Fuzzy e programação linear
(Universidade Federal de Santa Maria, 2021-07-30)
Over the years, the behavior of electricity consumers has changed, especially with the introduction of a greater variety of electrical equipment into the market. This insertion of technologies results in a modification of ...
Análise do conversor DAB utilizando modulação triple phase shift com algoritmo de otimização e circuito de auxílio à comutação
(Universidade Federal de Santa Maria, 2022-02-18)
With the growth of the use of renewable sources for the generation of electric energy, the
systems of distribution and transmission of energy have been going through significant
changes. As the photovoltaic and wind ...
Adaptive full-order observer analysis and design for full-range sensorless interior permanent magnet synchronous motor drives
(Universidade Federal de Santa Maria, 2021-10-22)
This Thesis presents contributions to the study, development, analysis and design
of adaptive observers applied to the estimation of rotor position and speed of interior
permanent magnet synchronous motors (IPMSM). The ...