Results 11 to 20 of about 82,151 (249)

High-Power Density Capacitive Coupler for Power Transfer System in Miniaturized Rotary Application

open access: yesCSEE Journal of Power and Energy Systems
To realize a high-power density capacitive coupler for miniaturized rotary application, a parameter design method is proposed in this article. Since a capacitive coupler is composed of metal plates and external capacitors, limitations include two parts ...
Yu Wu   +4 more
doaj   +2 more sources

Design of an Orthogonally Stacked DD Coil-Split Capacitive Plate Hybrid Coupler for UAV Wireless Charging

open access: yesApplied Sciences
This study proposes a hybrid wireless power transfer (WPT) coupler that integrates a Double-D (DD) coil and a Split Capacitive Plate (SCP) for unmanned aerial vehicle (UAV) near-field charging stations. The proposed structure arranges the DD coil and SCP
Jaehoon Kim, Sangwook Park
doaj   +2 more sources

A capacitive humidity sensor using cross-linked cellulose acetate butyrate [PDF]

open access: yes, 2005
This paper reports on the fabrication of a new capacitive humidity sensor having good characteristics and being robust enough to be considered as a component in industrial processes.This sensor is manufactured using a mixture of three cellulose acetate ...
Bernes, Alain   +3 more
core   +1 more source

Nondestructive characterization of fiber couplers by a local perturbation method [PDF]

open access: yes, 2002
A technique for the nondestructive characterization of fiber couplers is demonstrated. A CO2 laser beam is scanned along the coupler length inducing a local perturbation to the coupler eigenmodes.
Ghiringhelli, F.   +3 more
core   +1 more source

Non-destructive evaluation of concrete using a capacitive imaging technique : preliminary modelling and experiments [PDF]

open access: yes, 2010
This paper describes the application of capacitive imaging to the inspection of concrete. A two-dimensional finite-element method was employed to model the electric field distribution from capacitive imaging probe, and how it interacts with concrete ...
Purnell, Phil   +7 more
core   +1 more source

A Novel Coupler of Capacitive Power Transfer for Enhancing Underwater Power Transfer Characteristics

open access: yes, 2023
Compared to inductive power transfer (IPT) technology, capacitive power transfer (CPT) technology offers unique advantages such as being cost-effective, lightweight, and free from eddy-current losses, making it more suitable for underwater power transfer.
Jing Lian, Xueqiang Zhang
core   +1 more source

An Antenna Proximity Sensor for Mobile Terminals Using Reflection Coefficient

open access: yesSensors, 2018
This paper presents a new antenna proximity sensor for mobile terminals based on the measured reflection coefficient using a bidirectional coupler which is positioned between the main antenna and the front-end module.
Wonsub Lim, Dongil Yang, Youngoo Yang
doaj   +1 more source

A Comprehensive Review on Wireless Capacitive Power Transfer Technology: Fundamentals and Applications

open access: yesIEEE Access, 2022
Capacitive power transfer (CPT) technology is becoming increasingly popular in various application areas. Due to its limitations, such as low frequency, low coupling capacitance, and the high voltage stress on metal plates, the studies on high power CPT ...
Mehmet Zahid Erel   +4 more
doaj   +1 more source

Ultra-Broadband Directional Couplers Using Microstrip with Dielectric Overlay in Millimeter-Wave Band [PDF]

open access: yes, 2011
Nowadays, millimeter-wave systems are being a key factor to develop wide band applications. In this paper, a directional coupler in millimeter-wave band using dielectric overlay is presented.
Alonso Montes, José I.   +4 more
core   +1 more source

A Novel Hybrid Wireless Power Transfer Coupler for Unmanned Aerial Vehicle Application

open access: yesIEEE Open Journal of Power Electronics
The special structure of unmanned aerial vehicles (UAVs) poses challenges to the integrated design method and power transmission capability of the couplers used for their wireless charging.
Pan Sun   +5 more
doaj   +1 more source

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