Large Energy-Saving Wound Core Traction Transformer

Shibin Gao was born in Hubei, China, in 1964. He received the B.Sc., M.Sc., and Ph.D. degrees in electrical engineering from Southwest Jiaotong University, Chengdu, China, in 1986, 1999, and 2004, respectively. He has been a professor at the College of Electrical Engineering, Southwest Jiaotong University, since 1998. His current research interests include relay protection and control of electric traction systems.Lijun Zhou (member, IEEE) received the B.Sc., M.Sc., and Ph.D. degrees in electrical engineering from Southwest Jiaotong University, Chengdu, China, in 2001, 2004, and 2007, respectively. Since 2011, he has been a professor at the School of Electrical Engineering, Southwest Jiaotong University. His main research interests include the multifield analysis and optimized design of electromagnetic–thermal for electrical equipment, intelligent diagnosing technology for electrical equipment, and the overvoltage protection for power systems.Chenqingyu Zhang was born in Sichuan, China, in 1991. He received the B.S. degree in electrical engineering from the Chengdu University of Technology, Chengdu, China, in 2014, and the Ph.D. degree in electrical engineering from Southwest Jiaotong University, Chengdu, China, in 2022. His current research interests include electric traction systems, transformer modeling, and electromagnetic analysis.

• Introduction.- Modeling and loss calculation of eddy current field in the wound core of traction transformer.- Analysis on wound core traction transformer.- Design and manufacturing technology of wound core transformer.