As of my last update in September 2021, there were several advancements in power electronics for wireless charging of electric scooters and e-mopeds. Since technology is constantly evolving, it's possible that further progress has been made beyond that time. However, I can outline some of the developments up until that point:
Higher Power Transfer Efficiency: Power electronics systems for wireless charging have been continuously improved to enhance power transfer efficiency. Efficiency gains are crucial in reducing energy losses during charging, which can lead to faster charging times and improved overall energy consumption.
Increased Charging Power: Advancements in power electronics have allowed for higher power levels during wireless charging. With higher power transfer capability, electric scooters and e-mopeds can charge more quickly, enabling users to get back on the road faster.
Resonant Inductive Coupling: Inductive charging using resonant coupling has been a significant development. This technology allows for greater spatial freedom between the charging pad and the vehicle, making it more convenient for users to align the charging coils.
Bidirectional Wireless Charging: Some power electronics systems have been designed to enable bidirectional charging. This means that not only can the charger transfer power to the scooter or e-moped, but the vehicle's battery can also send power back to the grid or be used for other applications, like powering electronic devices.
Dynamic Wireless Charging: Research and development have been carried out to implement dynamic wireless charging systems for scooters and e-mopeds. In these setups, charging can occur while the vehicle is in motion, extending its range and usability without requiring frequent stops for recharging.
Smart Charging and Communication: Power electronics have integrated smarter charging algorithms and communication protocols. This allows for optimized charging based on the vehicle's battery condition, state of charge, and other factors, leading to improved battery life and overall performance.
Enhanced Safety Features: Safety is a top priority in power electronics for wireless charging. Advancements have been made to implement features like foreign object detection, thermal management, and protection against overcurrent and overvoltage to ensure safe and reliable charging operations.
Integration with IoT and Smart Grids: Some power electronics systems are designed to integrate with IoT (Internet of Things) platforms and smart grids. This enables better management of charging infrastructure, load balancing, and demand-response functionalities.
Miniaturization and Integration: Power electronics components have become more compact and integrated, allowing for easier installation of wireless charging systems on electric scooters and e-mopeds without significantly affecting their design and aesthetics.
Please note that the field of power electronics and wireless charging is continually evolving, and these advancements are based on information available up until September 2021. For the latest developments and specific advancements beyond that date, it's essential to refer to recent research papers, industry news, and the work of companies specializing in electric vehicle charging technologies.