电磁与压电复合式振动能量收集系统研究  

Research on electromagnetic and piezoelectric hybrid vibration energy harvesting system

作　　者：桑英军 滕藤 曹阳 范媛媛[2] 盛政霖 黄静雯 董昭 尹明宇 SANG Yingjun;TENG Teng;CAO Yang;FAN Yuanyuan;SHENG Zhenglin;HUANG Jingwen;DONG Zhao;YIN Mingyu(Faculty of Automation,Huaiyin Institute of Technology,Huai’an Jiangsu 223003;Faculty of Mathematics and Physics,Huaiyin Institute of Technology,Huai’an Jiangsu 223003)

机构地区：[1]淮阴工学院自动化学院,江苏淮安223003 [2]淮阴工学院数理学院,江苏淮安223003

出　　处：《首都师范大学学报（自然科学版）》2022年第3期17-23,29,共8页Journal of Capital Normal University：Natural Science Edition

基　　金：国家自然科学基金青年基金项目(51307070)。

摘　　要：微型能量收集技术是物联网领域发展中的一项重要技术,为了解决振动环境中低功耗器件长期稳定供电问题,本文设计了一种基于悬臂梁结构的电磁与压电复合式振动俘能系统.对该系统进行电压输出分析,并设计了电磁与压电复合式能量转换电路,利用电路仿真软件对其进行仿真并制作了实验电路,通过模拟环境振动进行实验,实现了能量收集和电压转换.实验结果表明,电磁与压电复合式振动俘能系统能够输出稳定电压,以发光二极管负载为例验证了转换电路可以实现较长时间稳定供电,复合模式下负载功率较之单一方式有了较大幅度提高.Micro-energy harvesting technology is an important technology in the development of the Internet of Things.In order to solve the problem of long-term stable power supply of low-power devices in vibration environment,an electromagnetic and piezoelectric composite vibration energy harvesting system based on cantilever beam structure is designed.The voltage output of the system is analyzed,and the electromagnetic and piezoelectric composite energy conversion circuit is designed.The circuit simulation software is used to simulate it and make the experimental circuit.The energy harvesting and voltage conversion are realized through the experiment of simulating environmental vibration.The experimental results show that the electromagnetic and piezoelectric composite vibration energy harvesting system can output stable voltage.Taking the light-emitting diode load as an example,it is verified that the conversion circuit can achieve stable power supply for a long time,and the load power in the composite mode is greatly improved compared with the single mode.

关 键 词：电磁 压电 复合式 悬臂梁 俘能系统 

分 类 号：TM61[电气工程—电力系统及自动化]