Magnetic coupling between folded cantilevers for high-efficiency broadband energy harvesting
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- 作者：Xuan WuAuthor Vitae ; Dong-Weon Lee ; mems@jnu.ac.kr" class="auth_mail" title="E-mail the corresponding authorAuthor Vitae
- 关键词：Energy harvesting ; Non-contact magnetic coupling ; Frequency detuning ; Multi-cantilevers ; Broad bandwidth
- 刊名：Sensors and Actuators A: Physical
- 出版年：2015
- 出版时间：1 October 2015
- 年：2015
- 卷：234
- 期：Complete
- 页码：17-22
- 全文大小：1962 K
文摘
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A high-efficiency piezoelectric energy harvester based on a non-contact coupling technique is proposed.
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This design can take advantage of frequency detuning technique and multi-cantilevers to enhance the power generation.
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Broad bandwidth and improved output are achieved by non-contact magnetic coupling technique.
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Folded cantilevers are designed to improve the power generation and space efficiency.