Results 41 to 50 of about 708,141 (201)

Research on Wireless Charging Device EMC Testing

open access: yesDianxin kexue, 2014
The current technical approaches of wireless charging devices and international existing wireless charging standard were analyzed. Then, the electromagnetic compatibility for wireless charging case management in Europe, America, Korea and Japan was ...
Ruichen Xu   +5 more
doaj   +2 more sources

Optimal Recharging With Practical Considerations in Wireless Rechargeable Sensor Network

open access: yesIEEE Access, 2017
Wireless energy transfer technologies have attracted increasing attention on empowering the wireless sensor nodes in recent years. In this paper, we consider a typical wireless rechargeable network, where a mobile charging vehicle is scheduled to charge ...
Xunpeng Rao   +4 more
doaj   +1 more source

Charging strategy and scheduling algorithm for directional wireless power transfer in WRSNs

open access: yesAlexandria Engineering Journal, 2022
Wireless Power Transfer (WPT) technology plays a significant role to prolong the lifetime of wireless rechargeable sensor networks (WRSNs). To achieve stable and reliable energy supplements via wireless charging, the optimization of the trajectory of ...
Yang Yu, Qin Cheng
doaj   +1 more source

A brief review: basic coil designs for inductive power transfer [PDF]

open access: yes, 2020
The inductive power transfer (IPT) has contributed to the fast growth of the electric vehicle (EV) market. The technology to recharge the EV battery has attracted the attention of many researchers and car manufacturers in developing green ...
Toha, Siti Fauziah   +9 more
core   +1 more source

Hybrid Cyber Petri net Modelling, Simulation and Analysis of Master-Slave Charging for Wireless Rechargeable Sensor Networks

open access: yesSensors, 2021
Wireless charging provides continuous energy for wireless sensor networks. However, it is difficult to replenish enough energy for all sensor nodes with fixed charging alone, and even more unrealistic to charge a large number of nodes within a short time
Huaiyu Qin   +3 more
doaj   +1 more source

A data collection method based on extended wireless charging Qi standard

open access: yesDianzi Jishu Yingyong, 2018
Wireless charging has the advantages of safe charging and high efficiency. It has been applied to wireless data acquisition systems to solve the problem of power energy life and prolong the working life of the system.
Bai Guanglei   +4 more
doaj   +1 more source

Transient Current Protection for Direct Grid-Connected Wireless Charging of Electric Vehicles

open access: yes
Direct grid-connected wireless charging based on direct AC–AC conversion is attractive for electric vehicles (EVs) because it can reduce power conversion stages and improve charger compactness. In matrix-converter-based wireless power transfer (WPT)
K. T. Chau   +3 more
core   +1 more source

Car park charging in the Cairngorms National Park [PDF]

open access: yes, 2006
Charges for parking in the countryside pose a particular dilemma in Scotland as they are seen by many outdoor groups as a backdoor approach to restricting the public's newly acquired right of responsible access to the countryside.
MacMillan, Douglas C.   +3 more
core   +1 more source

Rotating wireless power transfer: A new concept for wireless charging systems

open access: yes
Fast and safe charging are current concerns in relation to wireless charging of autonomous guided vehicles (AGVs). Wireless Power Transfer (WPT) is a capable solution and a replacement for conventional contact-based methods.
Stegen, S, Lu, J, Henriques, EDM
core   +1 more source

Smartphone Wireless charging

open access: yesHighlights in Science, Engineering and Technology, 2022
Smartphones are gradually becoming the most important personal device. In the first quarter of 2013, global smartphone shipments reached 216 million, which is approximately twice as large as in 2011.[1] In the absence of breakthroughs in mobile phone batteries nowadays, mobile phones are unable to run for long periods. For devices to work continuously,
openaire   +1 more source

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