Magnetic Coupling Resonant Power Wireless Transmission System Based on Wireless Energy Transmission

Wireless energy transmission technology allows electrical equipment to obtain electrical energy from a fixed power grid without physical contact. This innovative approach eliminates the need for wired connections, enhancing safety and usability. Scholars worldwide have extensively researched magnetically coupled resonant wireless power transmission systems, yielding significant insights and advancements. Compared to traditional wired power transmission methods, the non-contact, wireless approach offers greater flexibility, convenience, and safety. Technologies such as microwave radiation, electromagnetic induction coupling, and magnetic coupling resonance, which utilize microwave and electromagnetic fields as energy transmission media, hold promising development potential. The wired transmission mode’s inherent issues, such as wear, aging, and resulting safety hazards, particularly in specialized environments like medical facilities, underwater, and mining operations, underscore the urgent need for a more convenient wireless transmission alternative. The wireless connectivity of control, information, and data transmission between electronic devices has spurred the exploration of wireless power supply technology. This shift aims to eliminate the reliance on wired power sources for electrical equipment and foster the development of radio energy transmission techniques. Notably, magnetic coupling resonance wireless energy transmission technology stands out for its exceptional transmission efficiency and long-range capabilities. It has emerged as a leading technology in the global pursuit of wireless charging solutions. Research teams have focused on studying the fundamentals of this technology and conducting experiments to enhance transmission power and distance.