Charging Technology for Electric Aircraft: State of the Art, Trends, and Challenges

Electric aircraft technology has gained considerable attention and is rapidly developing to mitigate the environmental impact of air transportation and move towards more sustainable modes. Nevertheless, the unique characteristics of electric aircraft pose significant challenges for the charging infrastructure, which must be effectively addressed to facilitate the growth of electric aircraft. This paper provides a comprehensive review of the latest developments and future trends in electric aviation, which covers electric aircraft, battery technology, and electric aircraft charging systems. This paper also surveys the possible charging system architectures that can be employed for electric aircraft charging. Various power electronic converter topologies that are suitable for future electric aircraft DC fast chargers are presented. The paper concludes by identifying future challenges in the path toward charging electric aircraft and discusses potential solutions to these challenges.