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Yi Wang, Fei Lin, Zhongping Yang and Zhiyuan Liu
In this study, in order to determine the reasonable accuracy of the compensation capacitances satisfying the requirements on the output characteristics for a wireless power transfer (WPT) system, taking the series-series (SS) compensation structure as an...
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Jingying Liu, Zhi Gong, Shiyou Yang, Hui Sun and Jing Zhou
Metamaterials (MTMs) with extraordinary electromagnetic properties are recently applied to wireless power transfer (WPT) systems to improve power transmission efficiency. Although theoretical progress has been made on MTMs in low frequency near field, in...
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Yichi Chen, Wangqiang Niu, Yanhua Yang and Yassine Amirat
The eddy current loss caused by the conductivity of seawater results in a relatively low transfer efficiency of underwater wireless power transfer (WPT). And the transfer distance of the current WPT system is relatively short. Considering that most of th...
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Yushan Wang, Baowei Song and Zhaoyong Mao
Underwater wireless power transfer (WPT) technology can enhance the endurance of the autonomous underwater vehicles (AUV). WPT that based on electromagnetic theory will generate eddy current loss (ECL) in seawater. In this paper, we make use of shielding...
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Yan Lu and Dongsheng Brian Ma
This paper discusses the near-field inductive coupling wireless power transfer (WPT) at the system level, with detailed analyses on each state-of-the-art WPT output voltage regulation topologies. For device miniaturization and power loss reduction, sever...
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Il-Oun Lee, Joongheon Kim and Woojoo Lee
Growth of the Internet of Things (IoT) spurs need for new ways of delivering power. Wireless power transfer (WPT) has come into the spotlight from both academia and industry as a promising way to power the IoT devices. As one of the well-known WPT techni...
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Haibing Wen, Peng Wang, Jiayuan Li, Jiadong Yang, Kehan Zhang, Lei Yang, Yaopeng Zhao and Xiangqian Tong
In order to solve the problem of power transmission efficiency reduction resulting from misalignment in the Wireless Power Transfer (WPT) system for Autonomous Underwater Vehicle (AUVs), a novel coupling structure with strong tolerance to misalignment is...
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Yuyu Geng, Bin Li, Zhongping Yang, Fei Lin and Hu Sun
In the application of rail transit vehicles, when using typical wireless power transfer (WPT) systems with series?series (SS) compensation supply power for supercapacitors, the output current is in an approximately inverse relationship with the duty cycl...
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Zhiqiang Dai, Gaochao Xu, Ziqi Liu, Jiaqi Ge and Wei Wang
Unmanned aerial vehicles (UAVs) have the characteristics of portability, safety, and strong adaptability. In the case of a maritime disaster, they can be used for personnel search and rescue, real-time monitoring, and disaster assessment. However, the po...
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Valerio De Santis, Tommaso Campi, Silvano Cruciani, Ilkka Laakso and Mauro Feliziani
In this study, the electric field induced inside two realistic anatomical models placed near or inside an electric vehicle made of carbon-fiber composite while charging its battery with a wireless power transfer (WPT) system has been investigated. The WP...
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Syed Agha Hassnain Mohsan, Muhammad Asghar Khan, Alireza Mazinani, Mohammed H. Alsharif and Ho-Shin Cho
In recent decades, wireless power transfer (WPT) has gained significant interest from both academic and industrial experts. It possesses natural electrical isolation between transmitter and receiver components, ensuring a secure charging mechanism in an ...
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Joan J. Garcia-Garcia
Ambient RF energy harvesting (RF-EH) is a particular case of wireless power transfer (WPT), which is characterized by ultra-low power operation. This work points out theoretical and practical aspects that should be considered in the design of RF rectifie...
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