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Conversor híbrido com capacitores flutuantes e pernas magneticamente acopladas
(Universidade Federal de Santa Maria, 2019-08-23)
This work presents a general analysis for multilevel converters with flying capacitors and parallel
legs. For each converter leg, multilevel structures containing flying capacitors connected in parallel
via coupled ...
Metodologia para análise de transitórios eletromagnéticos durante paralelismo em redes de distribuição com presença de geração distribuída
(Universidade Federal de Santa Maria, 2019-07-29)
The parallelism of radial feeders of primary distributions networks is a technique that can be used to change the topology of the network under normal operating conditions, scheduled maintenance, or even in contingency ...
Planejamento de geração de energia complementar térmica associada a energias renováveis utilizando inteligência artificial
(Universidade Federal de Santa Maria, 2019-07-29)
The Brazilian Electrical System has a diversified electric power generation matrix, nevertheless
it is mainly composed by hydrothermal generation. In this sense, the operational planning of
this system can be detailed ...
Desenvolvimento de um conversor monofásico assimétrico com capacitores flutuantes
(Universidade Federal de Santa Maria, 2019-02-18)
This work presents a comprehensive analysis of a single-phase full-bridge asymmetrical flying capacitor
multilevel converter. Multilevel converters are a promising alternative to high power applications, since
they use ...
Metodologia de otimização de conversores estáticos com paralelismo de células boost aplicado à célula a combustível
(Universidade Federal de Santa Maria, 2019-02-28)
This thesis presents an optimized design methodology for non-isolated static converters with Nboost
cells in parallel, that process energy between a renewable energy source and a DC bus. The
method scans for the best ...
Modulação Space Vector ótima para conversores estáticos
(Universidade Federal de Santa Maria, 2019-06-03)
This work proposes an optimal space vector modultation methodology based on the FCSMPC
approach for static converters relying on a cost function in order to decide, among
the redundant vectors, those which forms the ...
Controle ressonante aplicado a um DSTATCOM para a regulação de tensão de geradores de indução autoexcitados
(Universidade Federal de Santa Maria, 2019-08-02)
This master’s thesis presents contributions to the control applied to the voltage regulation of autonomous
microgeneration systems based on Self-Excited Induction Generators (SEIGs). The
generation system consists of a ...
Controlador MRAC-SM aplicado a um conversor QUASI-Z-SOURCE fotovoltaico conectado à rede monofásica
(Universidade Federal de Santa Maria, 2019-08-02)
This dissertation deals with the design and development of an Adaptive Control by Model
Reference (MRAC) structure together with a Sliding Mode (SM) controller through a simplified
first order reference model, neglecting ...
Avaliação do impacto da microgeração fotovoltaica na rede de distribuição de energia elétrica
(Universidade Federal de Santa Maria, 2019-02-22)
The sources that make up the global energy matrix have been diversifying due to the emergence of
efforts to replace polluting sources with alternative sources such as wind, photovoltaic and biomass. In
Brazil, Normative ...
Contribuição à instalação de um laboratório de ensaios em transformadores de distribuição no Instituto de Redes Inteligentes
(Universidade Federal de Santa Maria, 2019-07-19)
In this dissertation is presented a contribution to the installation of a medium voltage laboratory to perform tests on power transformers.in the Smart Grid Institute of Federal University of Santa Maria – INRIMT, focusing ...