A review of high frequency power converters and related technologies

Y Wang, O Lucia, Z Zhang, S Gao… - IEEE Open Journal of …, 2020 - ieeexplore.ieee.org
Development of power electronic converters tend to achieve high efficiency and at the same
time high power density in many industrial applications. In recent years, with emerging third …

AI Algorithm-Based Two-Stage Optimal Design Methodology of High-Efficiency CLLC Resonant Converters for the Hybrid AC–DC Microgrid Applications

B Zhao, X Zhang, J Huang - IEEE Transactions on Industrial …, 2019 - ieeexplore.ieee.org
Thanks to the advantages of high power density and the capacity of bidirectional power
transfer, the CLLC resonant converter is widely used in the hybrid ac-dc microgrid as a dc …

A comprehensive review on planar magnetics and the structures to reduce the parasitic elements and improve efficiency

P Kolahian, F Grimm, M Baghdadi - Energies, 2023 - mdpi.com
Due to the need for highly efficient and compact power electronic converters to operate at
higher frequencies, traditional wire-wound magnetics are not suitable. This paper provides a …

A novel high-voltage power supply with MHz WPT techniques: Achieving high-efficiency, high-isolation, and high-power-density

S Li, X Yu, Y Yuan, S Lu, T Li - IEEE Transactions on Power …, 2023 - ieeexplore.ieee.org
This article presents a wireless high-voltage power supply (WHPS) that leverages MHz
wireless power transfer (WPT) technology with the double-sided LCC compensation …

Pentacentra transformer for multiphase LLC converter in high-current data center application

C Wang, M Li, Z Ouyang, TG Zsurzsan… - … on Power Electronics, 2023 - ieeexplore.ieee.org
The role of data centers has become significant in the era of information technology, and
their operation consumes a substantial amount of energy. Therefore, the point-of-load …

Resonant push–pull converter with flyback regulator for MHz high step-up power conversion

C Wang, M Li, Z Ouyang, G Wang - IEEE Transactions on …, 2020 - ieeexplore.ieee.org
With the trend toward achieving high efficiency, high power density and high operating
frequency in power converters, a galvanic isolated circuit architecture is proposed in this …

A 400-V Half Bridge Gate Driver for Normally-Off GaN HEMTs With Effective Dv/Dt Control and High Dv/Dt Immunity

S Yu, Q Zhou, G Shi, T Wu, J Zhu… - IEEE Transactions …, 2022 - ieeexplore.ieee.org
This article presents two techniques to address the reliability issues caused by dv/dt under
fast switching conditions of gallium nitride high electron mobility transistors. The first …

High step-down single-stage DC-DC converter with improved planar matrix transformer for high-current data center application

C Wang, M Li, Z Ouyang, Z Zhang… - 2022 IEEE Applied …, 2022 - ieeexplore.ieee.org
The torrent of information technology assigns a significant role to the nowaday data center.
Since substantial energy consumption is reported in data center operation, the point-of-load …

Effects of airgaps on parasitic capacitance of magnetic components

S Luan, Z Yan, H Zhao - IEEE Transactions on Power …, 2023 - ieeexplore.ieee.org
This article investigates the effects of airgaps between different parts of magnetic cores on
the parasitic capacitance of magnetic components, which was excluded by previous …

Integration of SiC devices and high-frequency transformer for high-power renewable energy applications

W Yao, J Lu, F Taghizadeh, F Bai, A Seagar - Energies, 2023 - mdpi.com
This paper presents a novel structure of Integrated SiC MOSFETs with a high-frequency
transformer (I-SiC-HFT) for various high-power isolated DC–DC converters. Several …