Results 11 to 20 of about 3,542 (265)

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

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

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

Design of GaN-based user side DC/DC converter in DC distribution network [PDF]

open access: yes电力工程技术, 2022
The isolated DC/DC converter connects the low-voltage direct current (LVDC) distribution network and the user-side DC load serving as an important equipment in LVDC distribution network. In this paper,LLC resonant converter with zero voltage switching on
JIN Haozhe, CHEN Wu
doaj   +1 more source

An LLC Converter with Capacitive Insulation

open access: yesApplied Sciences, 2022
Offline power converter products must apply for and pass the national electrical safety code before they can be marketed. The transformers of offline power converters must be made from certificated materials with a high voltage rating and high electrical insulation, which increases the volume of the transformers and the printed circuit boards.
Yeu-Torng Yau, Tsung-Liang Hung
openaire   +2 more sources

Real Time Hardware-in-Loop Implementation of LLC Resonant Converter at Worst Operating Point Based on Time Domain Analysis

open access: yesEnergies, 2022
The inductor inductor capacitor (LLC) resonant topology has become more popular for deployment in high power density and high-efficiency power converter applications due to its ability to maintain zero voltage switching (ZVS) over a wider input voltage ...
Kiran Kumar Geddam, Elangovan Devaraj
doaj   +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

Output Current Ripple and Efficiency Optimal Control Method for Multi-Phase Interleaved LLC Resonant Converter

open access: yesFrontiers in Energy Research, 2022
The interleaving technique is required for LLC resonant converters to achieve high power levels, handle higher input/output currents, and reduce output current ripple.
Weikang Wang   +5 more
doaj   +1 more source

Hybrid LLC Converter with Wide Range of Zero-Voltage Switching and Wide Input Voltage Operation

open access: yesApplied Sciences, 2020
A new hybrid inductor-inductor-capacitor (LLC) converter is investigated to have wide voltage input operation capability and zero-voltage turn-on characteristics. The presented circuit topology can be applied for consumer power units without power factor
Bor-Ren Lin, Kun-Yi Chen
doaj   +1 more source

Research on high efficiency LLC resonant converter with constant frequency and phase shift control

open access: yesDianzi Jishu Yingyong, 2018
LLC resonant converter often leads to a larger number of primary side conduction loss ,in order to obtain high voltage gain over a wide range of inputs. This article proposed that a design scheme of digital charge for LLC resonant converter with constant
Liu Zhiyuan, Shao Ruping, Wang Xiadong
doaj   +1 more source

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