A 2-D Inductive Power Transfer Network for Powering Massive Neighboring IoT Devices

Due to the wide distribution of Internet of Things (IoT) devices, reliable and convenient power solutions for these devices have been a continuous pursuit recently. In this paper, a two-dimensional (2-D) inductive power transfer (IPT) design based on multiple coupled resonators is proposed for power...

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Main Authors: Yiming Gao, Minfan Fu, Haoyu Wang, Junrui Liang
Format: Article
Language:English
Published: IEEE 2022-01-01
Series:IEEE Access
Subjects:
Online Access:https://ieeexplore.ieee.org/document/9930481/
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author Yiming Gao
Minfan Fu
Haoyu Wang
Junrui Liang
author_facet Yiming Gao
Minfan Fu
Haoyu Wang
Junrui Liang
author_sort Yiming Gao
collection DOAJ
description Due to the wide distribution of Internet of Things (IoT) devices, reliable and convenient power solutions for these devices have been a continuous pursuit recently. In this paper, a two-dimensional (2-D) inductive power transfer (IPT) design based on multiple coupled resonators is proposed for powering IoT devices in a reconfigurable neighboring scenario. There are two types of cells in this system: constant voltage (CV) and constant current (CC) cells. These two types of cells are alternately arranged. In this IPT system, the coupling electromagnetic field is mostly constrained in a small region, so that the radiation leakage to the free space can be relieved without introducing extra complex control. The wireless power makes the whole system convenient and reconfigurable according to the user’s requirements. The circuit model is mathematically formulated. A nine-cell prototype is implemented and tested. Experimental results approve the CC or CV properties in each cell. The power conversion efficiency of the whole system reaches 75%.
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spelling doaj.art-ec085abbd7724fbc9ec7980ef4e37b552022-12-22T04:34:27ZengIEEEIEEE Access2169-35362022-01-011011356011356910.1109/ACCESS.2022.32172059930481A 2-D Inductive Power Transfer Network for Powering Massive Neighboring IoT DevicesYiming Gao0https://orcid.org/0000-0002-1128-3048Minfan Fu1https://orcid.org/0000-0002-1642-6626Haoyu Wang2https://orcid.org/0000-0002-2124-3453Junrui Liang3https://orcid.org/0000-0003-2685-5587School of Information Science and Technology, ShanghaiTech University, Shanghai, ChinaSchool of Information Science and Technology, ShanghaiTech University, Shanghai, ChinaSchool of Information Science and Technology, ShanghaiTech University, Shanghai, ChinaSchool of Information Science and Technology, ShanghaiTech University, Shanghai, ChinaDue to the wide distribution of Internet of Things (IoT) devices, reliable and convenient power solutions for these devices have been a continuous pursuit recently. In this paper, a two-dimensional (2-D) inductive power transfer (IPT) design based on multiple coupled resonators is proposed for powering IoT devices in a reconfigurable neighboring scenario. There are two types of cells in this system: constant voltage (CV) and constant current (CC) cells. These two types of cells are alternately arranged. In this IPT system, the coupling electromagnetic field is mostly constrained in a small region, so that the radiation leakage to the free space can be relieved without introducing extra complex control. The wireless power makes the whole system convenient and reconfigurable according to the user’s requirements. The circuit model is mathematically formulated. A nine-cell prototype is implemented and tested. Experimental results approve the CC or CV properties in each cell. The power conversion efficiency of the whole system reaches 75%.https://ieeexplore.ieee.org/document/9930481/Constant voltage outputconstant current outputinductive power transfermultiple loadspower relay
spellingShingle Yiming Gao
Minfan Fu
Haoyu Wang
Junrui Liang
A 2-D Inductive Power Transfer Network for Powering Massive Neighboring IoT Devices
IEEE Access
Constant voltage output
constant current output
inductive power transfer
multiple loads
power relay
title A 2-D Inductive Power Transfer Network for Powering Massive Neighboring IoT Devices
title_full A 2-D Inductive Power Transfer Network for Powering Massive Neighboring IoT Devices
title_fullStr A 2-D Inductive Power Transfer Network for Powering Massive Neighboring IoT Devices
title_full_unstemmed A 2-D Inductive Power Transfer Network for Powering Massive Neighboring IoT Devices
title_short A 2-D Inductive Power Transfer Network for Powering Massive Neighboring IoT Devices
title_sort 2 d inductive power transfer network for powering massive neighboring iot devices
topic Constant voltage output
constant current output
inductive power transfer
multiple loads
power relay
url https://ieeexplore.ieee.org/document/9930481/
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