Results 11 to 20 of about 306,060 (251)

Improved ZVS Criterion for Series Resonant Converters

open access: yesIEEE Access
Zero voltage switching (ZVS) of power MOSFETs is essential for resonant converters and the ZVS criterion should be formulated appropriately to achieve the ZVS condition. Conventionally, the energy-based criterion has been considered the most accurate ZVS
Chanh-Tin Truong, Sung-Jin Choi
doaj   +2 more sources

The modelling of quasi-resonant and multi-resonant boost converters [PDF]

open access: yes, 1998
This thesis presents a method for the modelling of quasi-resonant and multi-resonant boost converters using the averaging technique. The concept of characteristic functions is introduced, which allows the derivation of a unified model of all classes of ...
Szabo, A
core   +5 more sources

Lyapunov-based high performance controller for modular resonant DC/DC converters for medium voltage DC grids [PDF]

open access: yes, 2017
This study presents a high-performance controller based on the Lyapunov stability criterion that enhances the dynamic performance and disturbance rejection capability of resonant DC/DC converters when compared with classical PI control.
Ahmed, Khaled Hani   +3 more
core   +4 more sources

Design and Development of Modified Hybrid Resonant Converter with Valley-fill for LED Lighting

open access: yesAdvances in Electrical and Computer Engineering, 2023
LED (light-emitting diode) drivers with the non-resonant DC-DC converters produce higher current and voltage ripple than the resonant converters. The resonant converter-based LED drivers provide low cost, high efficiency, enhanced soft switching ...
BALAKRISHNAN, L. P., RAMALINGAM, S.
doaj   +1 more source

A Study of Two Multi-Element Resonant DC-DC Topologies with Loss Distribution Analyses

open access: yesEnergies, 2017
In this paper, two multi-element resonant DC-DC converters are analyzed in detail. Since their resonant tanks have multiple resonant components, the converters display different resonant characteristics within different operating frequency ranges ...
Yifeng Wang   +4 more
doaj   +1 more source

Investigation of a hybrid converter with 16:1 wide voltage operation

open access: yesElectronics Letters, 2021
This study investigates a hybrid zero‐voltage switching converter for dc–dc converters on railway vehicle applications or solar PV power conversion applications.
Bor‐Ren Lin, Mao‐Cheng Ko
doaj   +1 more source

Wireless power transfer using Class E inverter with saturable dc-feed Inductor [PDF]

open access: yes, 2014
Resonant converters used as coil drivers in inductive links generally operate efficiently at optimum switching conditions for constant load values and ranges. Changes in load and range can shift the operation of the coil driver to a non-optimum switching
Aldhaher, Samer   +2 more
core   +1 more source

A PV Battery Charging System Based on Extremum-Seeking Control and a Series Resonant Converter with Capacitive Galvanic Isolation

open access: yesApplied Sciences
This paper presents a standalone system that utilizes a capacitive isolated series resonant converter using an extremum-seeking control algorithm to extract the maximum power from PV panels.
Abdulhakeem Alsaleem   +1 more
doaj   +1 more source

Performance comparison and analysis of quasi resonant and active clamp flyback converters

open access: yesDianzi Jishu Yingyong
High frequency, high efficiency, and high power density have become important design indicators for AC-DC converters. Traditional quasi resonant flyback converters, due to their reliance on passive resistive components to release leakage energy in the ...
Liu Zhibin, Pan Yongxiong, Wu Jianhong
doaj   +1 more source

A Unified Design Theory for Class-E Resonant DC–DC Converter Topologies

open access: yesIEEE Access, 2019
Resonant and quasi-resonant dc-dc converters have been introduced to increase the operating frequency of switching power converters, with advantages in terms of performance, cost, and/or size.
Fabio Pareschi   +4 more
doaj   +1 more source

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