2024 3rd International Conference on Power Systems and Electrical Technology (PSET), was successfully held in Tokyo, Japan during August 5-8, 2024. PSET 2024 was co-sponsored by Beijing CAS Industrial Energy and Environment Technology Institute and North China Electric Power University, hosted by The University of Tokyo (Japan) and Chongqing University (China), patroned by University of Salerno (Italy), University of Agder (Norway), Politecnico di Milano (Italy), University of Electronic Science and Technology of China (China). PSET 2024 Opening Ceremony & Keynote Speakers Opening Remarks-Akiko Kumada The University of Tokyo, Japan Welcome Address-Ruijin Liao Chongqing University, China Host-Bo Jie The University of Tokyo, Japan Keynote I-Atsuo Kawamura Yokohama National University, Japan Keynote II-Michael Negnevitsky University of Tasmania, Australia Keynote III-Xiaodong Liang University of Saskatchewan, Canada PSET 2024 PES/IAS Committee Activity Ryuji Matsuhashi The University of Tokyo, Japan Sidun Fang Chongqing University, China Takao Tsuji Yokohama National University, Japan Yu Wang Chongqing University, China PSET 2024 Tutorial Federico MilanoUniversity College Dublin, Ireland Bogdan MarinescuEcole Centrale de Nantes –LS2N Álvaro Ortega Comillas Pontifical University PSET 2024 Parallel Sessions PSET 2024 Award Ceremony Young Scientist Award Tao NiuChongqing University, China Yujian YeSoutheast University, China Liang DuTemple University, United States Outstanding Contribution Award Outstanding Organization Award Outstanding Reviewer Award Bo JieThe University of Tokyo, Japan Hongchao GaoTsinghua University, China Yaowen YuHuazhong University of Science and Technology, China Sidun FangChongqing University, China Zhonglei LiTianjin University, China Hanwen RenNorth China Electric Power University, China Best Student Paper Award