Results 1 to 10 of about 3,435 (267)

EMI Common-Mode Noise Suppression and Magnetic Elements Winding Loss Optimization Design Based on GaN Cascaded Power Module

open access: yesIEEE Access, 2023
In this paper, CM noise suppresion and magnetic elements winding loss optimization design of a cascade power module based on GaN design are carried out (the front stage is buck converter, the second stage is LLC resonant converter). To suppress CM noise,
Guowang Liu   +4 more
doaj   +1 more source

A Transformer Design for High-Voltage Application Using LLC Resonant Converter

open access: yesEnergies, 2023
The inductor–inductor–capacitor (LLC) resonant converter is a suitable topology for wide output voltage and load range applications with limited circuit parameters.
Umut Ondin, Abdulkadir Balikci
doaj   +1 more source

Control Design and Performance Analysis of a Double-Switched LLC Resonant Rectifier for Unity Power Factor and Soft-Switching

open access: yesIEEE Access, 2020
This paper presents and analyzes an AC-DC power converter structure, which is comprised of a Power Factor Correction (PFC) module and a LLC resonant DC-DC converter module.
Guidong Zhang   +6 more
doaj   +1 more source

Analysis of an LLC–DAB integrated DC–DC converter topology with low loss and low cost

open access: yesIET Power Electronics, 2023
This paper proposes an LLC‐DAB integrated high‐frequency isolated DC–DC converter topology structure to reduce the loss and cost of the DC power distribution system. Furthermore, the complexity and efficiency of the system also can be improved.
Shichong Zhang   +3 more
doaj   +1 more source

Three-Phase Series Resonant DC-DC Boost Converter With Double LLC Resonant Tanks and Variable Frequency Control

open access: yesIEEE Access, 2020
This paper proposes a three-phase inverter combined with two LLC resonant tanks series resonant DC-DC boost converter with variable frequency control. The three-phase inverter side of the proposed circuit is connected to identical two-level LLC tanks to ...
Mohamed Salem   +6 more
doaj   +1 more source

Transient response improvement of half‐bridge LLC resonant converter with full‐bridge rectifier for DC microgrid

open access: yesIET Renewable Power Generation, 2023
LLC resonant converter has the features of low noise, high efficiency and power density, which is suitable to be integrated into DC microgrid. Due to severe stresses in the resonant tank, achieving fast and safe transient performance has been challenging
Lan Ma   +4 more
doaj   +1 more source

A Comprehensive Overview in Control Algorithms for High Switching-Frequency LLC Resonant Converter

open access: yesEnergies, 2020
An LLC resonant converter has been widely used in various industrial applications because of its high cost-effectiveness, high power conversion efficiency, simple design methodology, and simple control algorithms using a pulse frequency modulation (PFM).
Hwa-Pyeong Park, Mina Kim, Jee-Hoon Jung
doaj   +1 more source

Magnetic Integrated LLC Resonant Converter Based on Independent Inductance Winding

open access: yesIEEE Access, 2021
LLC resonant converter has the advantages of high frequency and high efficiency, and has been developed rapidly and widely used in recent years. However, due to the presence of multiple magnetic components in the circuit, the improvement of power density
Shengwei Gao, Ziyi Zhao
doaj   +1 more source

Resonant Frequency Tracking Scheme for LLC Converter Based on Large and Small Signal Combined Model

open access: yesIEEE Access, 2023
To achieve optimal system performance, it’s recommended to operate an LLC resonant converter at its resonant frequency. However, in mass production, the resonant parameters of different products can deviate significantly.
Runhui He   +6 more
doaj   +1 more source

Optimal design of GaN HEMT based high efficiency LLC converter

open access: yesEnergy Reports, 2022
LLC converter has the advantages of large range voltage regulation ability, zero voltage switch (ZVS), magnetic isolation and is prevalent in data center power supply.
Botao Zhang   +3 more
doaj   +1 more source

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