Gengle Liang received the B.S. degree in electrical engineering from the Southwest Jiaotong University, Chengdu, China, in 2022. He is currently pursuing the M.S. degree in electrical engineering at Southwest Jiaotong University. His research interests are the reliability of power semiconductor devices, such as SiC MOSFETs junction temperature monitoring and powerloss calculation.

Xinglai Ge received the B.S., M.S., and Ph.D. degrees in electrical engineering from Southwest Jiaotong University, Chengdu, China, in 2001, 2004, and 2010, respectively. He is currently a Full Professor in the School of Electrical Engineering, Southwest Jiaotong University and a Vice Director of Department of Power Electronics and Power Drive. From October 2013 to October 2014, he was a visiting scholar at the School of Electrical and Computer Engineering, Georgia Institute of Technology, Atlanta, GA, USA. He is the author and co-author of more than 70 technical papers. His research interests include stability analysis and control of electrical traction system, fault diagnosis and reliability evaluation of traction converter and motor drive system.

Huimin Wang received the B.Eng. and Ph.D. degrees in electrical engineering from Southwest Jiaotong University (SWJTU), Chengdu, China, in 2016 and 2021, respectively. From October 2019 to October 2020, he has been a Visiting Ph.D. Student with the Department of Energy Technology, Aalborg University, Aalborg, Denmark. He is currently a researcher with TongJi University. His research interests include AC motor drive system and its speed-sensorless control, synchronization techniques in grid-connected system, and reliability evaluation in traction drives. Dr. Wang was the recipient of one ESI Highly Cited Paper on IEEE Journal of Emerging and Selected Topics in Power Electronics, and the Best Paper Award of IEEE Transportation Electrification Conference and EXPO Asia-Pacific (ITEC Asia Pacific) in 2019.

Zhiliang Xu was born in Jiangxi Province, in 1999. He received the B.S. degree in electrical engineering from the Southwest Jiaotong University, Chengdu, China, in 2021. He is currently pursuing the M.S. degree in electrical engineering at Southwest Jiaotong University. His research interests are the reliability of power semiconductor devices, such as IGBT junction temperature monitoring.

Luo Dong was born in Jiangxi Province, in 1998. He received the M.S. degree in electrical engineering from the Southwest Jiaotong University, Chengdu, China, in 2023. His research interests are the reliability of power semiconductor devices, such as IGBTS electrical-thermal-mechanical coupling analysis and condition monitoring.

Yi Wang received the B.Eng. and M.S. degrees in electrical engineering from Southwest Jiaotong University, Chengdu, China, in 2002 and 2005, respectively. She is currently a deputy party secretary in the School of Electrical Engineering, Southwest Jiaotong University. Her research interests include control of electrical traction system, and reliability evaluation of traction converter and motor drive system.