Reliability Improvement Technology for Power Converters

Preface.- 1 Three-level Converter Overview.- 2  Open-circuit Fault Detection Methods for Three-level Converters.- 3 Three-level Converter Tolerant Control for Switch Fault.- 4 Neutral-point Voltage Reduction.- 5 Leakage Current Reduction.- 6 Switch Fault Diagnosis and Tolerant Control in Cascaded H-bridge Multilevel Inverters.

Kyo-Beum Lee received the B.S. and M.S. degrees in electrical and electronic engineering from the Ajou University, Korea, in 1997 and 1999, respectively. He received the Ph.D. degree in electrical engineering from the Korea University, Korea in 2003. From 2003 to 2006, he was with the Institute of Energy Technology, Aalborg University, Aalborg, Denmark. From 2006 to 2007, he was with the Division of Electronics and Information Engineering, Chonbuk National University, Jeonju, Korea. In 2007 he joined the School of Electrical and Computer Engineering, Ajou University, Suwon, Korea. He is an associated editor of the IEEE Transactions on Power Electronics, the Journal of Power Electronics, and the Journal of Electrical Engineering & Technology. His research interests include electric machine drives, renewable power generations, and electric vehicle applications.

June-Seok Lee received the B.S., M.S., and Ph.D. degrees in electrical and computer engineering from Ajou University, Suwon, Korea, in 2011, 2013, and 2015, respectively. Since 2015, he has been with the Korea Railroad Research Institute, Uiwang, Korea. His research interests include grid-connected systems, multilevel inverters and reliability.