Design Considerations of Capacitive Power Transfer Systems

H Mahdi, R Hattori, B Hoff, A Uezu, K Akiyoshi - IEEE Access, 2023 - ieeexplore.ieee.org
Capacitive power transfer (CPT) is a near-field wireless power transfer (WPT) technology
that has attracted attention in different charging applications. By utilizing electric fields, CPT …

A circuit design method for constant voltage output with zero phase angle and minimum coupler voltages in capacitive power transfer

X Wei, X Shen, J Song, Z Yao, Z Cao… - … on Power Electronics, 2022 - ieeexplore.ieee.org
Constant output characteristics, zero phase angle (ZPA), and coupler voltage stresses as
low as possible are practical requirements for high power and large air-gap capacitive …

Design of CPT system with multiple constant output voltage pickups using inverse hybrid parameters of capacitive coupler

W Zhou, Q Gao, L He, B Luo, R Mai… - IEEE Transactions on …, 2021 - ieeexplore.ieee.org
This article proposes a capacitive power transfer (CPT) system with multiple constant
voltage (CV) pickups against variation of load resistance and the pickups moving in and out …

Design, Analysis, and Implementation of Wireless Traveling-Wave Ultrasonic Motors

Z Xue, KT Chau, W Liu… - IEEE Transactions on …, 2024 - ieeexplore.ieee.org
Wireless motors have been extensively investigated for their flexibility and convenience, but
they inevitably suffer from vulnerability to magnetic field interference, insufficient robustness …

High-order compensated capacitive power transfer systems with misalignment insensitive resonance

S Wang, Y Yin, R He, J Liang… - IEEE Transactions on …, 2022 - ieeexplore.ieee.org
A well-performed capacitive power transfer (CPT) system highly depends on its
compensation to achieve load-independent (LI) output and zero phase angle (ZPA) …

Comparison of multiple circuits including LCL in inductive power transfer and capacitive power transfer

H Namiki, T Imura, Y Hori - IECON 2023-49th Annual …, 2023 - ieeexplore.ieee.org
Typical methods of wireless power transfer are Inductive Power Transfer (IPT) and
Capacitive Power Transfer (CPT). Both have different characteristics such as transmission …

A Case Study: Influence of Circuit Impedance on the Performance of Class-E2 Resonant Power Converter for Capacitive Wireless Power Transfer

Y Bezawada, Y Zhang - Electronics, 2021 - mdpi.com
The evolution of power electronics led to rapid development in wireless charging
technology; as a result, a single active switch topology was introduced. The present market …

Unified Theory of Series, Parallel and LCL/CLC Resonant Circuits in Inductive Power Transfer and Capacitive Power Transfer

H Namiki, T Imura, Y Hori - IEEJ Journal of Industry Applications, 2024 - jstage.jst.go.jp
This paper provides a general and systematic comparison of the transmission characteristics
of series, parallel and LCL/CLC resonant circuits of both Inductive Power Transfer (IPT) and …

Unified Theory of Non-Resonant and Resonant Circuits in Inductive Power Transfer and Capacitive Power Transfer

H Namiki, T Imura, Y Hori - IEEJ Journal of Industry Applications, 2024 - jstage.jst.go.jp
This paper provides a general and systematic comparison of the transmission characteristics
for circuits non-resonant, series resonant, and parallel resonant circuits of both Inductive …

Design Considerations of Capacitive Power Transfer Systems

HMY Al-Sallami, R Hattori, B Hoff, A Uezu, K Akiyoshi - 2023 - munin.uit.no
Capacitive power transfer (CPT) is a near-field wireless power transfer (WPT) technology
that has attracted attention in different charging applications. By utilizing electric fields, CPT …