论文部分内容阅读
为将磁控形状记忆合金振动能量采集器收集到的微弱交流电,转化为可以向无线传感器网络系统供电的稳定直流电,采用LTC3108芯片,设计磁控形状记忆合金振动能量采集器电源管理电路.研究结果表明:该系统在输入幅值和频率波动的情况下,能够输出稳定的直流电压,可以对无线传感器网络系统提供持续稳定的电压,满足对振动能量的存储能力及存储效率的要求.
In order to transform the weak alternating current (AC) collected by the magnetron shape memory alloy vibration energy harvester into stable DC power which can supply power to the wireless sensor network system, the power management circuit of magnetron shape memory alloy vibration energy harvester is designed by using LTC3108 chip.Results The results show that the system can output stable DC voltage under the condition of input amplitude and frequency fluctuation, and it can provide continuous and stable voltage for wireless sensor network system to meet the requirement of vibration energy storage and storage efficiency.