Two kinds of energy storage circuit is designed: capacitor circuit and rechargeable batterycircuit, through which electrical energy is supplied for wireless sensor networks.
并设计了两种能量存储电路：电容储能电路和充电电池储能电路，对电能进行储存并为无线网络传感器供能。
2
When the thing is discharged, the ions flow back and in the process cause a current to flow in an external circuit attached to the battery.