Overview of megahertz wireless power transfer

Y Wang, Z Sun, Y Guan, D Xu - Proceedings of the IEEE, 2023 - ieeexplore.ieee.org
As a power supply method with high spatial freedom, megahertz (MHz) wireless power
transfer (WPT) has great potential in particular application fields. The role and importance of …

An overview of resonant circuits for wireless power transfer

C Jiang, KT Chau, C Liu, CHT Lee - Energies, 2017 - mdpi.com
With ever-increasing concerns for the safety and convenience of the power supply, there is a
fast growing interest in wireless power transfer (WPT) for industrial devices, consumer …

Power fluctuation suppression method for EV dynamic wireless charging system based on integrated magnetic coupler

K Shi, C Tang, H Long, X Lv, Z Wang… - IEEE Transactions on …, 2021 - ieeexplore.ieee.org
In the electric vehicle dynamic wireless charging (EVDWC) system, when the electric vehicle
(EV) drives from one track to the next, it will produce output power fluctuation. This article …

6.78-MHz wireless power transfer with self-resonant coils at 95% DC–DC efficiency

L Gu, G Zulauf, A Stein, PA Kyaw… - … on Power Electronics, 2020 - ieeexplore.ieee.org
Megahertz-frequency inductive wireless power transfer holds the promise of compact and
efficient wireless power transfer. Unfortunately, due to high-frequency losses in wide …

Explicit design of impedance matching networks for robust MHz WPT systems with different features

Y Shao, H Zhang, M Liu, C Ma - IEEE Transactions on Power …, 2022 - ieeexplore.ieee.org
This article develops explicit design of an impedance matching network (IMN) to enhance
the robustness of megahertz (MHz) wireless power transfer (WPT) systems against …

A wireless servo motor drive with bidirectional motion capability

C Jiang, KT Chau, CHT Lee, W Han… - … on Power Electronics, 2019 - ieeexplore.ieee.org
In this paper, a novel wireless servo motor drive is proposed and implemented, which artfully
integrates wireless power transfer into the dc servo motor drive to achieve wireless …

Synchronous push–pull class E rectifiers with load-independent operation for megahertz wireless power transfer

X Huang, Y Dou, S Lin, Y Tian… - … on Power Electronics, 2020 - ieeexplore.ieee.org
This article presents the analytical modeling of synchronous class E rectifiers with the load-
independent operation, which achieves zero-phase-angle input impedance, soft-switching …

Tunable Class DC–DC Converter With High Efficiency and Stable Output Power for 6.78-MHz Wireless Power Transfer

S Liu, M Liu, S Han, X Zhu, C Ma - IEEE Transactions on Power …, 2017 - ieeexplore.ieee.org
Class DC–DC converter composed of Class power amplifier (PA) and rectifier is a promising
candidate for MHz wireless power transfer. It is soft-switching based and able to achieve …

A critical review of metamaterial in wireless power transfer system

C Rong, C Lu, Y Zeng, X Tao, X Liu, R Liu… - IET Power …, 2021 - Wiley Online Library
Wireless power transfer (WPT) is a promising charging method without physical contact for
the electronic products energy supply. However, low transfer efficiency, short transmission …

A low-voltage and high-current inductive power transfer system with low harmonics for automatic guided vehicles

F Lu, Y Zhang, H Zhang, C Zhu, L Diao… - IEEE Transactions …, 2019 - ieeexplore.ieee.org
This paper proposes the series-series compensation topology to realize a low-voltage and
high-current inductive power transfer system (IPT) for the automatic guided vehicles (AGVs) …