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A true programmable HPF hybrid three-phase rectifier
(2008-09-29)
In this paper is proposed and analyzed a digital hysteresis modulation using a FPGA (Field Programmable Gate Array) device and VHDL (Hardware Description Language), applied at a hybrid three-phase rectifier with almost ...
HPF boost interleaved operating in discontinuous conduction mode for trolleybus application
(2009-12-01)
This paper deals with results of a research and development (R&D) project in cooperation with Electric Power Distribution Company in São Paulo (Brazil) regarding the development and experimental analysis of a new concept ...
Variable speed refrigeration system with HPF input rectifier stage
(2008-09-22)
This paper is based on the analysis and implementation of a new drive system applied to refrigeration systems, complying with the restrictions imposed by the IEC standards (Harmonic/Flicker/EMI-Electromagnetic Interference ...
Reflexões sobre um curso de extensão universitária a partir da avaliação dos professores cursistas
(Universidade Estadual Paulista (Unesp), 2015-09-16)
This paper presents the context of realization of university extension course "Proportional Reasoning: activities with GeoGebra integrating arithmetic, geometry and algebra" done with mathematics teachers of Basic Education ...
DCM boost interleaved converter for operation in AC and DC to trolleybus application
(2009-12-01)
This paper is based on the development and experimental analysis of a DCM Boost interleaved converter suitable for application in traction systems of electrical vehicles pulled by electrical motors (Trolleybus), which are ...