Wireless power transfer to underground sensors using resonant magnetic induction

Author(s):  
K. A. Unnikrishna Menon ◽  
Vippalapalli Vikas ◽  
Balaji Hariharan
2019 ◽  
Vol 3 (1) ◽  
Author(s):  
Wuhao Zhang

AbstractWireless power transfer experiment by using magnetic coupling resonance can be used for electric vehicles, portable electronic equipments, etc. It is clear that this technology will bring convenience and productivity. So how can we do the wireless power transfer experiment? This thesis will show the experiment from two aspects: the first is to understand and explore the theory of this experiment; The second is to raise the questions I met and the utility of this technology. By studying the knowledge [1]of the theory, I have the fundamental understanding of alternating current, resonance circuit, and electro-magnetic induction. [2]After the experiment, I also collect analyze the data.


2018 ◽  
pp. 3-16
Author(s):  
John Roman ◽  
Suraj Sindia ◽  
Zhen Yao ◽  
Mark Briggs ◽  
Clifton Barber

Author(s):  
Cik Ku Haroswati Che Ku Yahaya ◽  
Syed Farid Syed Adnan ◽  
Murizah Kassim ◽  
Ruhani Ab Rahman ◽  
Mohamad Fazrul Bin Rusdi

Wireless power transfer through inductive coupling is proposed in this paper. Based on the concept of Tesla, the circuit was designed using two parallel inductors that are mutually coupled. The designed was split into two which are transmitter part and receiver part. The circuit was simulated using proteus simulation software. The results had shown that the changes in a number of turn of the inductor coils and distance of the two resonators affecting the efficiency of the power transfer. The wireless power transfer can be described as the transmission of electrical energy from the power source to the electrical load without any current-carrying wire connecting them. Wireless power transfer is deemed to be very useful in some circumstances where connecting wires are inconvenient. Wireless power transfer problems are different from wireless telecommunications such as radio. Commonly, wireless power transfers are conducted using an inductive coupling and followed by magnetic induction characteristics. In this project, we use magnetic induction using copper wire with a different diameter. By using these different diameters of wires, we are going to see the power transfer performance of each wire. It is possible to achieve wireless power transfer up to 30 centimeters between the transmitter and the receiver with a higher number of coil's turn. As concern as it may seem, the wireless power transfer field would be in high demand for electric power to be supplied in the future.


2021 ◽  
Vol 6 (4) ◽  
pp. 281-297
Author(s):  
Yiming Zhang ◽  

Recent years have witnessed the booming development of wireless power transfer (WPT) via magnetic induction, which has the advantages of convenience, safety, and feasibility to special occasions. WPT can be applied to electric vehicles and ships, where high-power WPT technology is required to shorten the charging time with the increasing battery capacity. This paper reviews the state-of-the-art development of high-power static WPT systems via magnetic induction. Selected prototypes and demos of high-power WPT systems are demonstrated with key transfer characteristics and solutions. Theoretical foundation of magnetically coupled WPT systems is analyzed and the maximum power capability of coils is derived. Compensation topologies suitable for high-power applications are discussed. Four basic planar coils, namely the bipolar coil, the square coil, the circular coil, and the rectangular coil, are simulated and compared. The state-of-the-art silicon carbide MOSFET development is introduced. The power electronics converters with power elevation techniques, including cascading, paralleling and inductive elevation, are investigated. Future development of high-power WPT systems is discussed.


Author(s):  
Asifuzzaman ◽  
Yeasin Arafat Shampod ◽  
Nasrin Akter ◽  
Abdus Sattar

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