The wires measure 1/5, 000th to 1/25th the diameter of a human hair and are capable of harvesting energy from low-frequency vibrations such as the wind or the flow of currents.
这些管线的直径只有人头发的5000分之一到25分之一，并且能从风和水流之类低频振动中获取能量。
2
It provides a theoretical basis for harvesting the low-frequency vibration energy in environment and designing self-powered device of sensor network.
为采收环境低频振动能量，实现网络传感器自供电装置提供了设计的理论依据。
3
Thirdly, the parameters of multi-resonant frequency piezoelectric energy harvesting structure are optimized and its generation capacity is analyzed.