Energy Harvesting from the Stray Electromagnetic Field around the Electrical Power Cable for Smart Grid Applications

Figure 21

Photographs during voltage rectification and charging: (a) inductive energy harvester connected to a rectifier, (b) charging of a super capacitor with a harvester’s rectified voltage, and (c) charging of a rechargeable battery with a harvester’s rectified voltage.

(a)  

(b)

(c)