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Análise, projeto e desenvolvimento de sistemas multiníveis híbridos
(Universidade Federal de Santa Maria, 2005-03-21)
This Ph.D. Dissertation presents contributions to the study of hybrid multilevel systems, analyzing several issues that compose this system, such as: topological variations
of the output inverter stage and input rectifier ...
Inversores ZCZVT com acoplamento magnético: síntese e análise
(Universidade Federal de Santa Maria, 2008-03-10)
This Ph. D. Thesis presents a in deep study of the mechanism of resonant transition soft-switching techniques. By means of the principles that rules the PWM resonant transition converters, a novel tool for analysis and ...
Técnicas de integração de circuitos de auxílio à comutação aplicadas a inversores e a sistemas multi-pólos
(Universidade Federal de Santa Maria, 2007-09-19)
This Ph. D. dissertation presents contributions to the investigation of soft-switching cells with integrated components, presenting three main approaches: (i) Soft-switching cells with filter coupled inductor; (ii) Integrated ...