| Paper Abstract and Keywords |
| Presentation |
2023-07-20 15:05
Design of CC/CV Output Load-Independent High-Frequency WPT System Yan JiaXin, Wenqi Zhu, Yutaro Komiyama, Akihiro Konishi (Chiba University), Xiuqin Wei (Chiba Institute of Technology), Kien Nguyen, Hiroo Sekiya (Chiba University) EE2023-11 |
| Abstract |
(in Japanese) |
(See Japanese page) |
| (in English) |
This paper proposes a load-independent high-frequency wireless power transfer (WPT) system that achieves switching between constant current (CC) and constant voltage (CV) outputs, considering the charging of rechargeable batteries. In the proposed circuit, a single switch component is added on the receiver side to change the topology of the compensation circuit and combined with a load-independent class E inverter to achieve CC/CV mode switching. As a result, the switching between CC and CV modes is accomplished on the receiver side, and the class E inverter consistently achieves zero-voltage switching (ZVS) due to its load-independent operation. Consequently, wireless communication between the transmitter and receiver becomes unnecessary. By achieving ZVS in both CC and CV modes through load-independent operation, the proposed system achieves high power transfer efficiency even at high frequencies without the need for special control mechanisms. Therefore, the proposed WPT system contributes to cost reduction, system simplification, and circuit downsizing. The circuit experiments were conducted to verify the effectiveness of the proposed circuits. |
| Keyword |
(in Japanese) |
(See Japanese page) |
| (in English) |
wireless power transfer / constant voltage output / constant current output / load-independent / / / / |
| Reference Info. |
IEICE Tech. Rep., vol. 123, no. 119, EE2023-11, pp. 55-60, July 2023. |
| Paper # |
EE2023-11 |
| Date of Issue |
2023-07-13 (EE) |
| ISSN |
Online edition: ISSN 2432-6380 |
Copyright and reproduction |
All rights are reserved and no part of this publication may be reproduced or transmitted in any form or by any means, electronic or mechanical, including photocopy, recording, or any information storage and retrieval system, without permission in writing from the publisher. Notwithstanding, instructors are permitted to photocopy isolated articles for noncommercial classroom use without fee. (License No.: 10GA0019/12GB0052/13GB0056/17GB0034/18GB0034) |
| Download PDF |
EE2023-11 |
| Conference Information |
| Committee |
EE IEE-SPC |
| Conference Date |
2023-07-20 - 2023-07-21 |
| Place (in Japanese) |
(See Japanese page) |
| Place (in English) |
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| Topics (in Japanese) |
(See Japanese page) |
| Topics (in English) |
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| Paper Information |
| Registration To |
EE |
| Conference Code |
2023-07-EE-SPC |
| Language |
Japanese |
| Title (in Japanese) |
(See Japanese page) |
| Sub Title (in Japanese) |
(See Japanese page) |
| Title (in English) |
Design of CC/CV Output Load-Independent High-Frequency WPT System |
| Sub Title (in English) |
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| Keyword(1) |
wireless power transfer |
| Keyword(2) |
constant voltage output |
| Keyword(3) |
constant current output |
| Keyword(4) |
load-independent |
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| 1st Author's Name |
Yan JiaXin |
| 1st Author's Affiliation |
Chiba University (Chiba University) |
| 2nd Author's Name |
Wenqi Zhu |
| 2nd Author's Affiliation |
Chiba University (Chiba University) |
| 3rd Author's Name |
Yutaro Komiyama |
| 3rd Author's Affiliation |
Chiba University (Chiba University) |
| 4th Author's Name |
Akihiro Konishi |
| 4th Author's Affiliation |
Chiba University (Chiba University) |
| 5th Author's Name |
Xiuqin Wei |
| 5th Author's Affiliation |
Chiba Institute of Technology (Chiba Institute of Technology) |
| 6th Author's Name |
Kien Nguyen |
| 6th Author's Affiliation |
Chiba University (Chiba University) |
| 7th Author's Name |
Hiroo Sekiya |
| 7th Author's Affiliation |
Chiba University (Chiba University) |
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| Speaker |
Author-1 |
| Date Time |
2023-07-20 15:05:00 |
| Presentation Time |
25 minutes |
| Registration for |
EE |
| Paper # |
EE2023-11 |
| Volume (vol) |
vol.123 |
| Number (no) |
no.119 |
| Page |
pp.55-60 |
| #Pages |
6 |
| Date of Issue |
2023-07-13 (EE) |