Results 41 to 50 of about 13,370,810 (198)

LLC resonant converter for low power and low voltage operation

open access: yes, 2021
Uspoređeni su energetski pretvarač s pulsno-širinskom modulacijom i rezonantni energetski pretvarač. Opisane su topologije rezonantnog istosmjernog pretvarača napona. Dana je analiza rada LLC rezonantnog istosmjernog pretvarača napona.
Mihaljević, Petar
core  

Parameters Optimization of an Intermediate Frequency Isolated SiC Power DC-DC Converter

open access: yesIEEE Access, 2022
To improve the lightweight level of auxiliary converters for urban rail vehicles, full SiC intermediate frequency auxiliary converters have become a trend.
Chengwei Kang   +7 more
doaj   +1 more source

Research on Output Voltage Stabilization of LLC Resonant Converter Based on LADRC with Simplified Linear Model

open access: yes, 2021
LLC resonant converter has gained popularity in a wide number of industrial applications due to its high efficiency and power density. However, disturbances such as input voltage fluctuations and parameter perturbations make the control of output voltage
Wang, Z   +5 more
core   +1 more source

Design Considerations of Series-Connected Devices Based LLC Converter

open access: yesEnergies, 2020
This paper describes the design of a Series-Connected Device based on a fixed−frequency LLC resonant converter (SCDLLC). Isolation of the dc-dc converter like the LLC resonant converter is used for the stability of the high voltage system such as a
Dongkwan Yoon   +2 more
doaj   +1 more source

A Review of DC-DC Resonant Converter Topologies and Control Techniques for Electric Vehicle Applications

open access: yesIEEE Open Journal of Power Electronics, 2023
Resonant converters are attractive for DC-DC converter applications of electric vehicles (EVs) due to their wide range of soft switching and less output filter requirements compared to dual active bridge (DAB) converters.
Guvanthi Abeysinghe Mudiyanselage   +2 more
doaj   +1 more source

Full-Bridge LLC Resonant Converter With Series-Parallel Connected Transformers for Electric Vehicle On-Board Charger

open access: yesIEEE Access, 2018
A full-bridge LLC resonant converter with series-parallel connected transformers for an onboard battery charger of electric vehicles is proposed, which can realize zero voltage switching turn-on of power switches and zero current switching turn-off of ...
Yanxia Shen   +3 more
doaj   +1 more source

Study on Wide Dimming Range Solution for LLC LED Driver Based on an Accurate Time-Domain Analysis Considering the Parasitical Components

open access: yesIEEE Access, 2022
To achieve ultra-deep dimming ratio in LED driver application, the resonant process of LLC resonant converter considering the critical parasitic components has been analyzed in detail with time-domain solution in this paper.
Sen Xu   +3 more
doaj   +1 more source

LCLC resonant converter as maximum power point tracker in PV systems [PDF]

open access: yes, 2009
This paper presents the analysis and implementation of an LCLC resonant converter working as maximum power point tracker (MPPT) in a PV system. This converter must guarantee a constant DC output voltage and must vary its effective input resistance in ...
Martínez García, Herminio   +3 more
core   +2 more sources

Analysis of Three-Level T-Type LLC Resonant Isolated Bidirectional DC–DC Converter Under Three-Degrees-of-Freedom Modulation

open access: yesIEEE Access, 2023
This paper proposes a bidirectional three-level T-type LLC resonant DC-DC converter operating with phase-shift control, which is simple and effective, variable frequency modulation to perform soft switching in a wide voltage ratio range and light loads ...
Kemal Kalayci   +3 more
doaj   +1 more source

Conversores CC-CC bidirecionais isolados simétricos com baixa ondulação de corrente [PDF]

open access: yes, 2015
Tese (doutorado) - Universidade Federal de Santa Catarina, Centro Tecnológico. Programa de Pós-Graduação em Engenharia Elétrica, Florianópolis, 2015Neste trabalho e apresentado o estudo de uma família de conversores CC-CC bidirecionais baseada na ...
Souza, Eduardo Valmir de
core  

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