by nexgentech | Oct 31, 2017 | ieee project
Flyback-Based Three-Port Topologies for Electrolytic Capacitor-Less LED Drivers Abstract Electrolytic capacitors are the components that mainly impact the lifetime of AC/DC light-emitting diode (LED) drivers. Therefore, eliminating electrolytic capacitors from...
by nexgentech | Oct 31, 2017 | ieee project
AN AC-DC LED DRIVER WITH A TWO PARALLEL INVERTED BUCK TOPOLOGY FOR REDUCING THE LIGHT FLICKER IN LIGHTING APPLICATIONS TO LOW-RISK LEVELS ABSTRACT This paper presents an ac-dc LED driver that consists of two parallel inverted buck converters. To buffer the...
by nexgentech | Oct 31, 2017 | ieee project
Analysis and Design of a Single-Stage Isolated AC-DC LED Driver with a Voltage Doubler Rectifier Abstract In order to reduce the cost and volume of small-medium power AC-DC LED lighting systems,single-stage LED drivers are often used to drive LEDs withconstant...
by nexgentech | Oct 31, 2017 | ieee project
A 4-Switch Single-Stage Single-Phase Buck-Boost Inverter Abstract This paper proposes a single-phase, single-stage buck-boost inverter for photovoltaic (PV) systems. The presented topology has one common terminal in input and output ports which eliminates common...
by nexgentech | Oct 31, 2017 | ieee project
Modeling and Optimization of a Zero VoltageSwitching Inverter for High Efficiency and Miniaturization Abstract In a Zero-Voltage Switching (ZVS) inverter, high conversion efficiency and miniaturization are expected since switching loss can be dramatically reduced...
by nexgentech | Oct 31, 2017 | ieee project
Maximum Boost Control of Diode-assisted Buckboost Voltage Source Inverter with Minimum Abstract Diode-assisted buck-boost voltage source inverter (VSI) achieves high voltage gain by introducing a switch-capacitor based high step-up dc-dc circuit between the dc...
