本文设计一种可实现多种能量收集的嵌入式集成微充电电池系统,该电池系统可用在监测预警系统中的多个微传感器节点上,直接利用环境中的温度和热信号进行充电。该系统包含热释电单元、整流电路、DC/DC升压电路等模块。理论分析了热释电单元的电参数在热循环周期内对充电电容上电荷的影响,给出了热释电充电电池的关键部分电路设计,对改进CMOS整流电路、升压电路进行了研究,不仅提高了输出效率,同时实现了高集成度。仿真和实验结果表明利用热释电进行能量收集和储存是有效可行的。 This paper designs a kind of embedded integrated micro-rechargeable battery system that can achieve a variety of energy harvesting. The battery system can be used in multiple micro-sensor nodes in the monitoring and early warning system to directly charge the temperature and heat signals in the environment. The system includes pyroelectric unit, rectifier circuit, DC / DC boost circuit module. Theoretical analysis of the pyroelectric unit of the electrical parameters in the thermal cycle of the charge on the charge on the charge of the pyroelectric rechargeable battery is given the key part of the circuit design to improve the CMOS rectifier circuit, boost circuit were studied, Not only improve the output efficiency, while achieving high integration. Simulation and experimental results show that the use of pyroelectric energy collection and storage is feasible and effective.