Current of OPL inspection: The usual OPL inspection method is through ground check, robot and camera drone which can cover around 5 ~ 6.5 km in a single day.
In the Feature, OPL inspection: The concept of drone is a hybrid of high voltage drone manufacturing technology and magnetic harvesting to create a drone that works on a power line like a sky tram. Ferraris power supply solution is installed inside the drone and provide an power supply to the drone thus enabling drone to carry out its duties without needing to recharge.
For a better Wireless drone charging station understanding, see the video description below. https://youtu.be/q77f2fnEac4