Results 1 to 10 of about 7,098,076 (263)

Free-positioning wireless power transfer for multiple-receivers using a half-cube shaped transmitting coil

Wireless Power Transfer
In recent developments, free-positioning wireless power transfer (WPT) systems have become a practical solution for simultaneously powering multiple devices.
Ibtisam Naveed, Linlin Tan, Muhammad Zubair Yameen, Adil Hussain   +3 more
doaj   +1 more source

Real-time estimator of parameters for coupled coils in an 11-kW wireless charging system for electric vehicles

Wireless Power Transfer
Wired charging of electric vehicles comes with certain challenges and difficulties, such as handling bulky cables, risk of damage and compromised safety due to harsh climatic conditions such as heavy rain, wind or snow, and even vandalism.
Sutanu Chatterjee, Alexander Zolotarev, Polina Terenteva, Georgii Baranov, Polina Kapitanova   +4 more
doaj   +1 more source

Intrinsically safe wireless power transfer system based on single-ended flyback converter

Wireless Power Transfer
In underground coal mines, the intrinsic safety of electrical equipment is crucial due to frequent voltage fluctuations that can damage electronic devices and compromise system reliability and safety.
Longyang Zhang, Canming Zhang, Xirui Wang, Kai Zheng   +3 more
doaj   +1 more source

Frequency-time domain combined analysis method for bidirectional wireless power transfer system based on single-stage AC-AC converter

Wireless Power Transfer
The First-Harmonic Approximation (FHA) analysis method is widely utilized in Bidirectional Wireless Power Transfer (BWPT) systems, providing simplified input and output characteristics.
Xi Zhang, Qianfan Zhang, Hongxing Wu, Shuai Dong   +3 more
doaj   +1 more source

Application of wireless self powered communication sensors in 6G networks for tennis sports

Wireless Power Transfer
With the gradual approach of 6G network technology, the field of the Internet of Things (IoT) has ushered in unprecedented development opportunities, especially in the intelligent management of tennis.
Yanan Xie, Bing Bai, Yunpeng Zhao
doaj   +1 more source

Efficiency control for multi-receiver inductive power transfer systems without knowing realtime coupling

Wireless Power Transfer
This study is centered on maintaining high efficiency within a multi-receiver system in the absence of real coupling information. It explores the derivation of an optimal driving current crucial for efficiency maximization, revealing its reliance on both
Xinlin Wang, Rong He, Ziyuan Lin, Minfan Fu   +3 more
doaj   +1 more source

Automatic optimal control of transcutaneous wireless energy transfer system with magnetic position feedback

Wireless Power Transfer
A high percentage of the world population suffers from end-stage heart failure, which may lead to the need for heart transplantation. A left ventricular assist device (LVAD) may be required for deteriorating patients whilst on the waiting list for a ...
Sarath S. Nair, Sachin J. Shenoy, Sivadasanpillai Harikrishnan   +2 more
doaj   +1 more source

Inherent resonance frequency dynamic tacking method with misalignment of coupling plates for the bidirectional EC-WPT system

Wireless Power Transfer
A bidirectional Electrical Coupled Wireless Power Transfer (EC-WPT) system is suitable for energy interaction between grid and electric vehicles, or electronic devices.
Min Sun, Xin Dai, Luhao Wang, Dugang Kang, Xiao Lv   +4 more
doaj   +1 more source

An integrated power conversion system for bidirectional microwave wireless power transfer

Wireless Power Transfer
This paper proposes a bidirectional wireless power conversion system that integrates the functions of a power amplifier (PA) and a rectifier at a frequency of 2.45 GHz.
Xian Zhang, Yanchen Liu, Pengcheng Zhang, Zhixin Chen, Yize Wei   +4 more
doaj   +1 more source

Control-oriented closed-loop identification and input design in a wireless power transfer system

Wireless Power Transfer
This study proposes a closed-loop identification scheme for a wireless power transfer (WPT) system that estimates the actual system model and uses it to design and update the controller.
Shuaiqi Li, Qijun Deng, Zhifan Li, Wenshan Hu   +3 more
doaj   +1 more source