Invited Speakers

Leslie T Falkingham

Vacuum Interrupter Limited, UK

Title: Technical Challenges for Vacuum Interruption at Very High Voltages

He was made a Fellow of the Institution of Mechanical Engineers (IMechE) in 1987, and a Fellow of the Institution of Electrical Engineers (IEE) in 1988.  He is a Chartered Engineer in the UK (C.Eng) and is also a European Engineer (Eur.Ing).  He is a Fellow of the IEEE.

He graduated from Lanchester Polytechnic, Coventry, England, in 1978 with BSc (Hons) in Combined Electrical and Mechanical Engineering, and obtained his PhD by part time study from Cranfield University (UK) in 2002.  He has been a Visiting Fellow of Cranfield University for a number of years. He is presently Secretary of the Permanent International Scientific Committee of the International Symposium for Discharges and Electrical Insulation in Vacuum (ISDEIV) which is the premier international conference in vacuum switching technology and is also Chairman of the Inner Circle –Vacuum, of the Current Zero Club, which is an international group of world leading Scientists and Engineers with an interest in electrical switching phenomena. He is an individual member of CIGRE and secretary of CIGRE WG3-47, and from 2010 will be the UK member of CIGRE Study Committee A3 (High Voltage Equipment). He is also a member of the IEEE Switchgear Committee in the USA, and of the UK National Committee PEL 17 for IEC.

He received the Nelson Gold Medal from GEC in 1997 for “Outstanding technical innovation”, and also the J.J. Thomson Medal of the IEE in 2002 for his “Distinguished contribution to electronic engineering”. He was also made a Fellow of the IEEE in 2007 for his contribution to Vacuum Interrupter technology.

Molecular dynamics simulation for studying erosion behaviors of circuit breaker contact materials

Zhongdong Wang is a Professor of Electrical Energy System Infrastructure at the University of Manchester. She holds BSc (1991) and MSc (1993) degrees in High Voltage Engineering and Technologies from Tsinghua University and PhD in Electrical Engineering (1999) from UMIST. She became a full professor in 2009. While continuing to enjoy her research activities and supervision of PhD students, she also held positions of Associate Dean of Internationalization for the Faculty of Science and Engineering in Manchester and Executive Dean for the College of Engineering, Mathematics and Physical Sciences in University of Exeter (2016- 2022). Her current research interests include power transformers and circuit breakers, modelling and digitalization. She is an elected fellow of IEEE, IET and CSEE. She is also the regular member of CIGRE A2 UK.


Zhongdong Wang

University of Manchester

Title: Molecular dynamics simulation for studying erosion behaviors of circuit breaker contact materials

Zhongdong Wang is a Professor of Electrical Energy System Infrastructure at the University of Manchester. She holds BSc (1991) and MSc (1993) degrees in High Voltage Engineering and Technologies from Tsinghua University and PhD in Electrical Engineering (1999) from UMIST. She became a full professor in 2009. While continuing to enjoy her research activities and supervision of PhD students, she also held positions of Associate Dean of Internationalization for the Faculty of Science and Engineering in Manchester and Executive Dean for the College of Engineering, Mathematics and Physical Sciences in University of Exeter (2016- 2022). Her current research interests include power transformers and circuit breakers, modelling and digitalization. She is an elected fellow of IEEE, IET and CSEE. She is also the regular member of CIGRE A2 UK.


Xingwen Li

Xi’an Jiaotong University, China

Title: Advanced optoelectronic measurement technologies for switches

Xingwen Li received the B.S., M.S., and Ph.D. degrees in electrical engineering from Xi’an Jiaotong University, Xi’an, China, in 1999, 2001, and 2006, respectively. He was a visiting scholar at the Department of Information Systems, Osaka University, Japan, from 2001 to 2002. Currently, he is a Professor at Xi’an Jiaotong University. His research interests include arc behavior analysis and design optimization of low and high voltage switchgears, DC circuit breaker and DC arc fault safety. He received IEEE Ranger Holm Scientific Achievement Award in 2022.

He serves as the members of the international advisory group of International Conference on Electrical Contacts, the international scientific committee of International Conference on Gas Discharges and their Applications, and International Symposium on Physics of Switching Arc.

In addition, he has extensive collaborations with Chinese industries as well as international companies including Schneider Electric, Simens, Hyundai Electric and others.


Yi Wu

Xi’an Jiaotong University, China

Title: MV DC Current Interruption Techniques

Dr. Wu was born on Nov.,1975 in Jiangsu Province of China. He had learned the electrical engineering and got his PHD in 2006 from Xi’an Jiaotong University. From 2009 to 2010, he worked on the post doctor position for Delixi Corporation. Now he is a Professor in the School of Electric Engineering of Xi’an Jiaotong University.

Dr. Wu’s research has been centered on the Electric arc plasma and short current interruption mechanism in the electrical power system. He continues to explore new methods and theories on switch arc discharge, arc plasma properties, non-equilibrium plasma and analysis of breakdown in hot gas, arc characteristics controlling and high DC current interruption. Dr. Wu has 56 peer-reviewed papers published in SCI journals including, J. Phys. D: Appl. Phys, IEEE Trans. on Plasma Sci., etc., including 32 first/ corresponding-author papers (1 ESI paper of these).

He is also the editorial board member of Plasma Science and Technology, Scientific Committee member of GD Conference and member of CIGRE Working Group on DC switch technology. He has given 5 invited talks at international conferences organized by GD, EMD, CZ Club., APCPST and 8 invited talks at seminars on the arc plasma or DC interruption to industries and international universities.

He was awarded "The Second Prize of National Technical Invention", " First Prize of Natural Science of China’s Ministry of Education", "The Excellent Talents of the New Century of the China’s Ministry of Education" and "First prize of technical invention in Shaanxi Province".


Enyuan Dong

Shenyang University of Technology, China

Title: Research on Fast and Flexible Switching Technology for Ultra-High Voltage Power Grids in Extremely Complex Application Scenarios

Dong Enyuan, professor and doctoral supervisor of Dalian University of Technology. He is a member of CIGRE, a member of the China Electric Power Education Association, a member of the Power Interruption Technical Committee of the China Electrotechnical Society, and a member of the Power Grid Quick Opening and Closing Standard Group. Over the years, he has conducted in-depth research in the fields of intelligent electrical appliances, and power interrupting technology,especially in AC and DC interrupting and arc characteristic analysis, fault current limiting, fast phase selection operation and design of special electromagnetic operating mechanism.


Lijun Wang

Xi’an Jiaotong University, China

Title: Numerical simulation of arc behavior and electrode erosion process in vacuum interrupters

Lijun Wang is Professor in Department of Electrical Engineering of Xi’an Jiaotong University, State Key Laboratory of Electrical Insulation and Power Equipment, IEEE Senior Member. From 2009 to 2010, he is a research scholar with Institutes of Research of Electronics and Applied Physics in University of Maryland, College Park. He is engaged in research of modeling and simulation of vacuum arcs and electrode process, numerical design of power equipment, and atmospheric-pressure plasma processing. He has published more than 250 papers, about 140 refereed papers has been published in Applied Physics Letters, IEEE Transactions on Plasma Science, Journal of Applied Physics, Journal of Physics D: Applied Physics and other Journals.


Fei Yang

Xi’an Jiaotong University, China

Title: Large-capacity and Eco-friendly Fast Breaking Technology

Dr. Fei Yang was born in Shanxi, China, in 1982. He received the B.Sc. degree and the Ph.D. degree in Electrical Engineering from Xi’an Jiaotong University in 2005 and 2010, respectively. Now, he is an associate professor lecturer in school of Electrical Engineering in Xi’an Jiaotong University. He was a Visiting Scholar in department of Material Science and Engineering in Massachusetts Institute of Technology (MIT), MA, USA from 2016 to 2017. His current research interests include physics in electrical contact and plasma, DC breaking technology.

He has been in charge of 13 research project as Principle Investigator, including National Natural Science Foundation of China, sub project of National Key Basic Research Program of China (973), etc. He has published more than 40 peer reviewed SCI papers, hold US patents and 26 Chinese patents. Dr. Yang has been invited as a session co-chair of the 2016 International Conference on Electricity Distribution (CICED) and as a peer reviewer for important international journals such as Journal of Physics D: Applied Physics, IEEE Tran on Power electronics, Plasma Chemistry and Plasma Processing, IEEE Trans on plasma science. He is a Member of Electric Contact and Plasma Science Committee of Chinese Society of Electrical Engineering (CSEE) and a Member of IEEE. In recent years, he has been awarded as “Second Prize of National Award for Technology Invention. (Ranked 3rd)”, “First Prize of Technology Invention Award in Shaanxi Province. (Ranked 3rd)”, “Chinese Patent Award of Excellence. (Ranked 1st)”, “First Prize of Natural Science of Ministry of Education of P.R. China. (Ranked 6th)”, “Shaanxi Province Youth Star of Science and Technology”, “Shaanxi Province excellent doctoral dissertation award”, “Nomination of National excellent doctoral dissertation”.


Zhenxing Wang

Xi’an Jiaotong University, China

Title: The Progress of Hybrid Modelling on Current Zero Region

Zhenxing Wang received the B.E. degree and the Ph.D. degree in electrical engineering from Xi’an Jiaotong University, China, in 2006 and 2013, respectively. He was a visiting scholar in the department of physics, at University of Helsinki, Finland, in 2015. Since 2013, he has been working in State key laboratory of electrical insulation and power equipment, department of electrical engineering, Xi’an Jiaotong University, Xi’an, China. Presently he is an associate professor in Xi’an Jiaotong University. His research interests are vacuum arc, vacuum insulation, plasma simulation, plasma diagnostics, permanent magnetic actuator. 


Ruiyang Guan

Xiamen University of Technology, China

Title: DC Arc Self-Extinction and Dynamic Arc Model in Open-Space Condition Used for Arcing Horn

Ruiyang Guan, High-level Talents of Fujian Province, C-class High-level Talents of Xiamen City. He was born in Harbin, Heilongjiang Province, China, in 1988. He achieved Ph.D. degree in Electrical Engineering with Tsinghua University. He had been a Lecturer with Harbin University of Science and Technology and a Post-doctor with Tsinghua Shenzhen International Graduate School, respectively. Now, he is a Master Supervisor with Xiamen University of Technology. His research interests focus on new electric switching technology. He has won the Third Prize of Science and Technology Progress Award of Sichuan Province in 2023, as well as the Best Paper Award of Doctoral Forum of Tsinghua University. He has published 14 SCI/EI high-level academic papers (including one Highlight Paper), also, has been authorized 3 invention patents. As project achievement, he independently developed a kind of Magnetic-wedge Adjustable Power Reactor and its Software.


Xiaofei Yao

Xi’an Jiaotong University, China

Title: Controlled Fast Vacuum Swtiching Technologies and Their Application

Xiaofei Yao, an associate research fellow and master supervisor in school of Electrical Engineering at Xi’an Jiaotong University, is dedicated to research in the theory and technology of controlled fast vacuum breaking, mechanical reliability of high-voltage vacuum circuit breaker, and others. He has led and participated in more than 40 research projects, which include National and Provincial Natural Science Foundation projects, State Grid R&D projects, et al. He has authored or co-authored over 70 scholarly papers, authorized more than 40 invention patents, and drafted 4 energy industry and group standards as one of the participants. The research achievements won two Best Paper Awards at the International Conference on Vacuum Insulation and Discharge (ISDEIV) in 2014 and 2023, one major contribution award to science and technology in Ningxia Autonomous Region in 2019 (3/20), and one second-class prize for technological progress in electricity science and technology in 2022 (2/10).


Hui Ma

Xi’an Jiaotong University

Title: Research on transient characteristics and optimum breakdown charge of conditioning process for high-voltage vacuum interrupter

Hui Ma, Associate professor in Xi'an Jiaotong University, Xi'an, China. He received the M.S. degree and the Ph.D. degree in electrical engineering from Xi'an Jiaotong University, Xi'an, China, in 2013 and 2017, respectively. From 2017, Dr. Ma has been working in Department of Electrical Engineering, Xi'an Jiaotong University. Dr. Ma is primarily involved with the basic physics research of the high-current vacuum arcs and the high-voltage vacuum breakdown, the high-voltage vacuum circuit breakers and the DC vacuum interrupting technology. Dr. Ma has published more than 60 technical papers. He has hold more than 30 Chinese patents and 3 US patent. He is an IEEE member from 2018.


Yaxiong Tan

Chongqing University, China

Title: High Temperature Superconducting Fault Current Limiter and its Application

Yaxiong Tan received the B.E. and Ph. D. degrees in electrical engineering from Xi’ an Jiaotong University, Xi’an, China, in 2011 and 2017, respectively.. He is currently an Associate Professor at the School of Electrical Engineering, Chongqing University. He has hosted over 10 research projects, published over 40 papers and issued 30 patents. He is engaged in the research of superconducting power technology and DC breaking technology. He presided a “First-class Undergraduate Course of Chongqing”. He serves as the Chairman of ICEMPE International Conference Publishing Committee and ICHVE International Conference Branch.


 

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