Now showing items 1-4 of 4
High Efficiency SEPIC Converter For High Brightness Light Emitting Diodes (LEDs) System
(Virginia Tech, 2012-07-02)
This thesis presents an investigation into the characteristics of and driving methods for light emitting diode (LED) lamp system. A comprehensive overview on the lighting development is proposed. The characteristic of the ...
Use of SIMO Converstion for Optimizing LED Light Drivers
(Virginia Tech, 2012-09-25)
As a growth industry, tremendous cost pressures are pushing the LED lighting market away from traditional power electronics converters and towards solutions that are more unconventional. Lower quality LED lights use simple ...
High Efficiency DC-DC Converter for EV Battery Charger Using Hybrid Resonant and PWM Technique
(Virginia Tech, 2012-04-30)
The battery charger plays an important role in the development of electric vehicles (EVs) and plug-in hybrid electric vehicles (PHEVs).This thesis focuses on the DC-DC converter for high voltage battery charger and is ...
Modeling and Control of Single Switch Bridgeless SEPIC PFC Converter
(Virginia Tech, 2012-07-13)
Due to increasing concerns on the power quality, power factor correction (PFC) has become an important issue in light-emitting diode (LED) lighting applications. A boost converter is one of the most well-known PFC topologies, ...