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Desenvolvimento de algoritmos para otimização da confiabilidade de redes de distribuição
(Universidade Federal de Santa Maria, 2004-12-16)
New regulations of the electricity sector have requested greater efficiency from the power utilities in the performance of their distribution systems, requiring more rigorous quality and continuity energy levels. This work ...
Aplicação de uma rede Fieldbus ao controle de reatores eletrônicos para lâmpadas HPS
(Universidade Federal de Santa Maria, 2004-02-27)
This work describes the application of a control fielbus that transmits data
over the power lines to control eletronic ballast for high-pressure sodium lamps.
Initially, a power line transceiver has been designed, so it ...
Desenvolvimento de uma rede Fieldbus para gerenciamento do sistema de distribuição de energia elétrica
(Universidade Federal de Santa Maria, 2004-01-26)
This work describes the design and implementation of a Fieldbus
dedicated to energy management using a power modem with FSK
modulation. The main characteristics of Fieldbus commonly accepted in
the market are presented ...
Reator eletrônico auto-oscilante com alto fator de potência para alimentação de quatro lâmpadas fluorescentes independentes
(Universidade Federal de Santa Maria, 2004-02-27)
This work describes a high-power-factor electronic ballast to supply four
fluorescent lamps independently. Fluorescent lamp operational aspects are
discussed, and a mathematical model to simulate the fluorescent lamp ...
Turbinas eólicas: modelo, análise, e controle do gerador de indução com dupla alimentação
(Universidade Federal de Santa Maria, 2004-12-21)
This thesis presents the main concepts and configurations used in wind turbine connected to the grid, as well as, an analysis, design and implementation of the control system for the Doubly Fed Induction Generator (DFIG). ...