Results 1 to 10 of about 30,262 (260)

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

Energies, 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   +2 more sources

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

IEEE 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, Vigna K. Ramachandaramurthy, Awang Jusoh, Sanjeevikumar Padmanaban, Mohamad Kamarol, Jiashen Teh, Dahaman Ishak   +6 more
doaj   +4 more sources

High Frequency, High Efficiency, and High Power Density GaN-Based LLC Resonant Converter: State-of-the-Art and Perspectives

Applied Sciences, 2021
Soft switching for both primary and secondary side devices is available by using LLC converters. This resonant converter is an ideal candidate for today’s high frequency, high efficiency, and high power density applications like adapters, Uninterrupted ...
Seyed Abolfazl Mortazavizadeh, Simone Palazzo, Arturo Amendola, Enzo De Santis, Dario Di Ruzza, Giuseppe Panariello, Annunziata Sanseverino, Francesco Velardi, Giovanni Busatto   +8 more
doaj   +2 more sources

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

IEEE 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, Muxuan Xiao, Honglin Ouyang, Yinda Zhu, Bin Zhang   +4 more
doaj   +1 more source

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

IEEE 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, Bo Xue, Mingde Zhou, Minfan Fu, Junrui Liang, Yu Liu, Haoyu Wang   +6 more
doaj   +1 more source

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

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

High Efficiency LLC Resonant Converter With Wide Output Range of 200–1000 V for DC-Connected EVs Ultra-Fast Charging Stations

IEEE Access, 2023
DC-connected ultra-fast chargers consist of isolated DC/DC converter modules to provide the required charging profile. This paper proposes a charging module that interfaces with a fixed voltage DC-bus and covers a wide variety of electric vehicles (EVs ...
Ahmed Elezab, Omar Zayed, Ahmed H. Abuelnaga, M. Narimani   +3 more
semanticscholar   +1 more source

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

Frontiers 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, Yang Liu, Jin Zhao, Quan Yin, Qiaoqiang Lv, Peng Zhang   +5 more
doaj   +1 more source

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

Energies, 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

IEEE 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