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Desenvolvimento de um driver de injeção direta para motores ciclo otto empregando controlador repetitivo no estágio de saída
(Universidade Federal de Santa Maria, 2019-12-06)
This term paper proposes the development of a direct injection driver for solenoid injectors applied to Otto engines, employing a repetitive controller on the output stage. The fuel injectors typically used in direct ...
Análise e experimentos do conversor DAB com diferentes modulações aplicado para o carregamento de baterias
(Universidade Federal de Santa Maria, 2019-12-06)
This undergraduate final work presents a bibliographic review on batteries and DC-DC isolated bidirectional converters to introduce the Dual Active Bridge (DAB) converter, used in power systems to connect a DC bus to a ...
Correntes transitórias de Inrush e forças eletromagnéticas em transformadores de potência: uma análise baseada em engenharia assistida por computador
(Universidade Federal de Santa Maria, 2022-08-09)
Quality, quantity and consistency in the supply of electricity are the main challenges for
companies in the energy sector, which are being increasingly demanded by regulatory bodies. To ensure these requirements, from ...
Método para obtenção de uma estimativa da seção em falta e análise da qualidade da energia elétrica através do uso de sistemas multiagentes
(2022-05-31)
Smart Grids (SG) enable better management, control and monitoring of the distribution and
consumption of electricity. Under the scenario of an SG, with smart meters that allow the
exchange of information in the network, ...
Plataforma didática hardware-in-the-loop para emulação de sistemas lineares
(Universidade Federal de Santa Maria, 2022-08-16)
In the field of engineering and exact sciences, there is a constant demand for experimental
verification of control strategies, modulation schemes, among other aspects. Process control
projects and tests are difficult ...
Metodologia para modelagem e análise integrada de redes de transmissão e distribuição no software Opendss
(Universidade Federal de Santa Maria, 2022-06-30)
This work intend to develop a methodology in which would be possible to model and analyze
in a integrated way transmission and distribution grids. Since there are plenty computational tools with different modes of operation, ...
Simulação e análise de esforços eletromecânicos em transformadores elétricos utilizando o método de elementos finitos
(Universidade Federal de Santa Maria, 2019-07-01)
Due the increasing demand of electrical energy in the power electric system, the short-circuit
level become larger each day, taking the equipment connected to the system to critical
conditions. These conditions affect ...
Análise e projeto de um driver de led com tensão de entrada universal e variação de intensidade luminosa por meio de indutores variáveis
(Universidade Federal de Santa Maria, 2022-02-16)
This work presents the analysis and development of a LED driver, composed of a power factor
correction (PFC) stage, integrated to the power control stage (PC). The PFC stage is responsible
for adapt the driver input ...
Geração distribuída para múltiplas unidades consumidoras e projeto de um sistema fotovoltaico para um condomínio
(Universidade Federal de Santa Maria, 2022-02-17)
With the expected growth in demand for energy, the electricity sector is faced with the chal lenge of decarbonizing itself due to the need to mitigate climate change. This implies a search
for higher levels of efficiency ...
Estudo e análise comparativa de perdas em chaves semicondutores em acionamento de motores elétricos
(Universidade Federal de Santa Maria, 2022-02-15)
This work presents a comparative study between the power and efficiency losses of silicon
IGBTs semiconductors and silicon carbide MOSFETs. Through this, we seek to establish a
theoretical basis for the exchange of ...