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Um controle ótimo aplicado a fontes ininterruptas de energia: projeto, validação experimental e análise de desempenho
(Universidade Federal de Santa Maria, 2011-02-17)
This work presents as contributions a design procedure for controllers applied to single-phase uninterruptible power supplies and the certification of the closed-loop stability
and performance using linear matrix inequalities. ...
Fonte ininterrupta de energia trifásica de alto desempenho sem transformador com dupla funcionalidade do estágio de entrada e sistema de controle digital
(Universidade Federal de Santa Maria, 2016-07-21)
This master s thesis proposes a three-phase transformerless double-conversion UPS with digital control system and reduced overall cost. The topology is composed of an input stage, a battery bank, an inverter, an auxiliary ...
Análise e controle de um conversor CA-CC com elevado ganho de tensão aplicado a um sistema de geração de micro-ondas
(Universidade Federal de Santa Maria, 2016-07-28)
This master thesis performs the analysis and design of an AC-DC converter with high voltage
gain to be used to supply a magnetron in a microwave generation system. The converter topology
is chosen so as to enable input ...
Sistema eletrônico de alto fator de potência com entrada universal e controle de intensidade luminosa para o acionamento de leds
(Universidade Federal de Santa Maria, 2016-12-23)
This master thesis presents the development of a 100 W LED driver, suitable for outdoor and street lighting. In
order to match the driver and LED features, special functionalities are added to the electronic system. To ...
Projeto e implementação de um pré-regulador de fator de potência aplicado a lâmpadas fluorescentes t5 com fluxo luminoso variável
(Universidade Federal de Santa Maria, 2016-12-23)
In this master thesis, the development of an electronic ballast with variable luminous flux for
a T5 fluorescent lamp is presented. Several technics for the control of the power variation have
already been discussed in ...
Desenvolvimento de uma estação de carregamento rápido com elemento armazenador de energia para veículos elétricos
(Universidade Federal de Santa Maria, 2017-08-04)
Concerns about climate change have increased the search for more efficient means
of transportation with reduced greenhouse gases emissions. A likely solution deal with
emissions is through hybrid and purely electric ...
Controlador digital multi-amostras PID e V2 COT híbrido para regulador buck síncrono
(Universidade Federal de Santa Maria, 2018-02-23)
This work presents a hybrid digital control method for a point-of-load synchronous buck
converter implemented in a digital signal processor, seeking to achieve high efficiency in light
loads and good transitory responses. ...