新型振动能量采集系统的设计与性能测试  

Design and Performance Test on a New Vibration Energy Collecting System

作　　者：张庆新 林凯 高云红 王路平 付启航 许瑾 ZHANG Qingxin;LIN Kai;GAO Yunhong;WANG Luping;FU Qihang;XU Jin(Institute of Automation,Shenyang Aerospace University,Shenyang 110036,China)

机构地区：[1]沈阳航空航天大学自动化学院,辽宁沈阳110036

出　　处：《压电与声光》2018年第2期215-219,共5页Piezoelectrics & Acoustooptics

基　　金：国家自然科学基金资助项目(51277126);辽宁省高等学校优秀人才支持计划基金资助项目(LR2013007);辽宁省自然科学基金资助计划项目(2014024014);航空科学基金资助项目(2014ZB54010)

摘　　要：利用磁控形状记忆合金(MSMA)逆效应设计了一种新型高效振动能量采集器,建立并分析了振动能量采集器的结构模型,对采集器的各部分结构进行了理论分析与计算。通过ANSYS仿真软件对所设计的采集器结构进行了有限元分析,验证了各部分结构参数和材料选型的正确性。在仿真的基础上,通过搭建实验平台,进行了MSMA振动能量采集器样机测试实验,改变输入应力频率和幅值,得到不同输入条件下感应电压的输出曲线。实验结果证明了利用MSMA材料将机械振动能转化为电能的可行性和有效性。A new type of high efficiency vibration energy harvester is designed by using the reverse effect of magnetic shape memory alloy(MSMA)in this paper.The structure model of the vibration energy harvester is established and analyzed,and the structure of each part of the collector is analyzed and calculated.And through the ANSYS simulation software,the finite element analysis of the designed collector structure is carried out,and the correctness of each part of the structural parameters and material selection is verified.On the basis of simulation,by building the experimental platform,the prototype test of the MSMA vibration energy harvester is carried out.The output curve of the induction voltage under different input conditions is obtained by the stress change of the input frequency and amplitude.The experimental results verify the feasibility and effectiveness of using MSMA material to convert mechanical vibration energy into electrical energy.

关 键 词：磁控形状记忆合金 能量采集 仿真 能量转换 

分 类 号：TN384[电子电信—物理电子学]