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Comutador eletrônico de taps aplicado a um transformador de distribuição monofásico
(Universidade Federal de Santa Maria, 2014-02-27)
Voltage regulation still is a problem faced by power utilities currently. In addition to the series
impedance and the significant load variation of the distribution grids, the main causes of voltage
regulation problems, ...
Metodologia de projeto do conversor DAB aplicado a transformadores de estado sólido
(Universidade Federal de Santa Maria, 2014-08-01)
This thesis presents a design methodology for the dual active bridge converter, that includes the influence of the nominal phase-shift angle in the behavior of the DAB converter for entire power and voltage ranges. The ...
Metodologia de projeto de inversores para redução do custo de sistemas fotovoltaicos
(Universidade Federal de Santa Maria, 2014-02-25)
In photovoltaic systems, the lowest energy cost is not always achieved by an inverter with minimized cost or maximized efficiency. It is important to adopt methodologies that optimize the balance between system losses and ...