“Under the trend of unmanned and intelligent power systems, magnetic coupling resonance wireless energy transmission technology can help solve the wireless power supply problem of intelligent devices. This article introduces its application scenarios in wireless charging for electric vehicles, wireless charging systems for substation power inspection robots, and wireless charging systems for line inspection drones. It is believed that there is still research space in terms of charging efficiency, high-power charging, system stability, and bidirectional wireless energy transmission, and future research directions are proposed.”