People

Dr Bing Ji

Lecture of Electrical Engineering

School/Department: Engineering, School of

Telephone: +44 (0)116 252 2314

Email: bj68@leicester.ac.uk

Address: E705, Engineering Building, School of Engineering, University of Leicester

Profile

I joined University of Leicester in 2015 before which I took different positions as an engineer or a researcher in the field of power electronics.

I am RAEng Leverhulme Research Fellow (2022-23).

Currently, I serve the editorial boards and learned societies as the 

Editor of IET Power Electronics journal

Deputy Editor of IET Electrical Systems in Transportation journal

Associate Editor of Proceedings of the Royal Society A journal

Chapter Chair of IEEE UK and Ireland Section Power Electronics Society (PELS) 

Currently, I also serve as the external examiners for undergraduate and postgraduate programmes for UK universities including Newcastle, Northumbria, Teesside.  

Research

Power Electronics:

Prognosis and health monitoring (PHM), Intelligent Power Module (IPM), Active Gate Drivers (AGD), Packaging, Sensing, Reliability and Qualification.

SMaRT powertrains:

Self-Monitoring and Resilient Control for eTransportation including Switching-Mode PWM and Resonant DC/DC Power Converters, Onboard Battery Charger (OBC), Battery Management System (BMS), thermal management.

Publications

Selected publications appear below. Please refer to my Google Scholar or Publons profiles for an updated publication list.

  • a.  Thesis, books and book chapters

  • [1]B. Ji, W.P. Cao, V. Pickert, (2016). “State-of-the-art intelligent gate drivers for IGBT power modules - monitoring, control and management at the heart of power converters”, Chapter in 'Control Circuits in Power Electronics: Practical issues in design and implementation', (first ed., Chap. 11, pp. 307-335). Energy Engineering, IET. Editor Prof Miguel Castilla. Chap DOI: 10.1049/PBPO072E_ch
  • [2]B. Ji, K. Tan, H. Wu. (2018). “Advanced Gate Drive Approaches for Optimal Device-Level Control”. Chapter in ‘Control of Power Electronic Converters and Systems’, (Vol. 2, first ed., Chap. 28, pp. 453-475). Elsevier Science & Technology. Editor Prof Frede Blaabjerg. Chap DIO: doi.org/10.1016/B978-0-12-816136-4.00029-4
  • [3]B. Ji, (2012). “In-situ health monitoring of IGBT power modules in EV applications”, thesis, Newcastle University, UK
  • b.  Journal papers

  • [4]W. Zhang, K. Tan, B. Ji, L. Qi, X. Cui, J. Wei, X. Zhang “A Novel Integrated Monitoring Method for MPPF Capacitor and IGBT Junction Temperature of Half-Bridge Modules,” IET Power Electron., in press, Impact Factor = 2.641
  • [5]W. Zhang, K. Tan, B. Ji, L. Qi, X. Cui, X. Zhang, L.Du, “In Situ Diagnosis of Multichip IGBT Module Wire Bonding Faults Based on Collector Voltage Undershoot,” IEEE Trans. Ind. Electro, in press, Impact Factor = 8.236
  • [6]K. Tan, B. Ji, J. Wang, W. Deng, D. Li, Z. Wang, Z. Liu, W. Cao, “Evaluation of the turn-off transient controllability for high-power IGBT modules,” IET Power Electron. 00, 1– 13 (2022). Impact Factor = 2.641
  • [7]C. Li, K. Tan, B. Ji, Z. Wang, S. Ding, P. Lefley, “A four-step control for IGBT switching improvement using an active voltage gate driver,” IET Power Electron. 1– 10 (2022). Impact Factor = 2.641
  • [8]H. Yu, J. Wang, S. Liang, D.Gao, H. Liu, B. Ji, Z. Shen, “1.2-kV SiC Planar Split-Gate MOSFET With Source Field Plate for Superior Figure-of-merits,” IET Power Electron. 00, 1– 9 (2022). Impact Factor = 2.641
  • [9]B. Alabibo, B. Ji, W. Cao, "Short Circuit and Broken Rotor Faults Severity Discrimination in Induction Machines Using Non-invasive Optical Fiber Technology, " Energies 15, no. 2: 577, 2022. Impact Factor = 3.343
  • [10]W. Zhang, K. Tan, B. Ji, L. Qi, X. Cui, J. Wei, X. Zhang, "In Situ Diagnosis of Wire Bonding Faults for Multichip IGBT Modules Based on the Crosstalk Effect," in IEEE J. Emerg. Sel. Top. Power Electron, 2021, doi: 10.1109/JESTPE.2021.3113369. Impact Factor = 4.472
  • [11]X. Jiang, J. Wang, J. Chen, Z.Li, D. Zhai, X. Yang, B. Ji, Z. Shen,“Investigation on Degradation of SiC MOSFET under Surge Current Stress of Body Diode,” IEEE J. Emerg. Sel. Top. Power Electron., vol. 8, no. 1, pp. 877–892, 2020. Impact Factor = 4.472
  • [12]Z. Li, J. Wang, B. Ji and Z. J. Shen, "Power Loss Model and Device Sizing Optimization of Si/SiC Hybrid Switches," in IEEE Trans. Power Electron, vol. 35, no. 8, pp. 8512-8523, Aug. 2020, Impact Factor = 6.153
  • [13]Z. Li, J. Wang, L. Deng, X. Yang, B.Ji, Z. Shen, “Active Gate Delay Time Control of Si/SiC Hybrid Switch for Junction Temperature Balance over a Wide Power Range,” IEEE Trans. Power Electron., vol. 35, no. 5, pp. 5354–5365, 2020. Impact Factor = 6.153
  • [14]H. Wu, V. Pickert, M. Ma, B. Ji, and C. Zhang, “Stability Study and Nonlinear Analysis of DC--DC Power Converters With Constant Power Loads at the Fast Timescale,” IEEE J. Emerg. Sel. Top. Power Electron., vol. 8, no. 4, pp. 3225–3236, 2020. Impact Factor = 4.472
  • [15]L. Chen, H. Wang, J. Chen, J. An, B. Ji, Z. Lyu, W. Cao, H. Pan, “A novel remaining useful life prediction framework for lithium-ion battery using grey model and particle filtering,” Int. J. Energy Res., vol. 44, no. 9, pp. 7435–7449, 2020. Impact Factor = 5.164
  • [16]C. Chen, V. Pickert, B. Ji, C. Ji, A. Knoll, and C. Ng, “Comparison of TSEP Performances Operating at Homogeneous and Inhomogeneous Temperature Distribution in Multichip IGBT Power Modules,” IEEE J. Emerg. Sel. Top. Power Electron., 2020. Impact Factor = 4.472
  • [17]S. Peng, Z. Zhibin, C. Yumeng, K. Junji, C. Xiang, and J. Bing, “Analytical model for predicting the junction temperature of chips considering the internal electrothermal coupling inside SiC metal-oxide-semiconductor field-effect transistor modules,” IET Power Electron., vol. 13, no. 3, pp. 436–444, 2020, Impact Factor = 2.641.
  • [18]R. Mandeya, C. Chen, V. Pickert, R. T. Naayagi, and B. Ji, “Gate-Emitter Pre-threshold Voltage as a Health-Sensitive Parameter for IGBT Chip Failure Monitoring in High-Voltage Multichip IGBT Power Modules,” IEEE Trans. Power Electron., vol. 34, no. 9, pp. 9158–9169, 2019, Impact Factor = 6.373.
  • [19]X. Cui, Y.Li, Y. Liu, S. Zhang, B. Ji, L. Qi, K. Zhang, “Analysis Methodology for Differential Mode Interference in Energy Supply System of Hybrid DC Breaker,” IEEE Trans. Electromagn. Compat., vol. 61, no. 6, pp. 1967–1978, 2019, Impact Factor = 1.882.
  • [20]M. Ma, B.Ji, J. Han, J. Wang, M. Zhan, N. Xiang, “In-Situ Health Monitoring of IGBT Modules of an On-Line Medium-Voltage Inverter System using for Industrial Internet of Things, ” in CSEE Journal of Power and Energy Systems, vol.6, no. 3, pp.638-648, 2020. Impact Factor = 3.938.
  • [21]X. Zhang, R. Min, B. Ji, D. Zhang, Y. Wang ; J. Li, “A Voltage-extrapolative Charge Balance Controller with Charge Compensation for Flyback Converter Operating in DCM,” IET Power Electron, 2019, 12, (11), p. 2713-2721, Impact Factor = 2.672.
  • [22]Z. Dongye, L. Qi, B. Ji, X. Wei, X. Cui, “A model of the current interruption circuit for hybrid high voltage DC circuit breakers to achieve precise current experiments, ” in CSEE Journal of Power and Energy Systems, 2020. doi: 10.17775/CSEEJPES.2020.02270. Impact Factor = 3.938
  • [23]Y. Yerasimou, V. Pickert, X. Song, B. Ji, "Liquid Metal Magnetohydrodynamic Pump for Junction Temperature Control of Power Modules," IEEE Trans. Power Electron, vol. 33, no. 12, pp. 10583-10593, Dec. 2018. Impact Factor = 7.224
  • [24]L. Chen, Z. Lüa, Z. Wang, J. Lia, B. Ji, H. Pan, “A novel state-of-charge estimation method of Lithium-ion batteries combining the grey model and Genetic Algorithms,” IEEE Trans. Power Electron, vol. 33, no. 10, pp. 8797-8807, Oct. 2018, Impact Factor = 7.224
  • [25]X. Song, V. Pickert, B. Ji, R. Naayagi, C. Wang, Y. Yerasimou, "Questionnaire-Based Discussion of Finite Element Multiphysics Simulation Software in Power Electronics," IEEE Trans. Power Electron, vol. 33, no. 8, pp. 7010-7020, Aug. 2018. Impact Factor = 7.224
  • [26]H. Wu, D. Giaouris, V. Pickert, B. Ji, “Nonlinear Analysis and Control of Interleaved Boost Converter using Real Time Cycle to Cycle Variable Slope Compensation,” IEEE Trans. Power Electron, vol. 32, no. 9, pp. 7256-7270, Sept. 2017. Impact Factor = 6.812
  • [27]Y. Fu, N. Wang, Z. Wang, B. Ji, X. Wang "Smelting condition identification for a fused magnesium furnace based on an acoustic signal," Journal of Materials Processing Technology, vol. 244, pp. 231-239. June 2017 Impact Factor = 3.647
  • [28]Y. Hu, B. Ji, S. Finney, W. Xiao, and W. Cao, "High frequency inverter topologies integrated with the coupled inductor bridge arm," IET Power Electron, vol. 9, pp. 1144-1152, 2016. Impact Factor = 3.547
  • [29]Y. Hu, W. Cao, B. Ji, J. Si, and X. Chen, "New multi-stage DC–DC converters for grid-connected photovoltaic systems," Renewable Energy, vol. 74, pp. 247-254, 2015. Impact Factor = 3.404
  • [30]B. Ji, X. Song, W. Cao, V. Pickert, Y. HU, J. Mackersie, et al., "In-Situ Diagnostics and Prognostics of Solder Fatigue in IGBT Modules for Electric Vehicle Drives," IEEE Trans. Power Electron, vol. 30, pp. 1535 - 1543, 2015. Impact Factor = 4.953.
  • [31]B. Ji, X. Song, E. Sciberras, W. Cao, Y. Hu, and V. Pickert, "Multi-Objective Design of IGBT Power Modules Considering Power Cycling and Thermal Cycling," IEEE Trans. Power Electron, vol.30, no.5, pp.2493-2504, May 2015. Impact Factor = 4.953.
  • [32]Y. Hu, W. Xiao, W. Cao, B. Ji, and D. J. Morrow, "Three-Port DC–DC Converter for Stand-Alone Photovoltaic Systems," IEEE Trans. Power Electron, vol. 30, pp. 3068-3076, 2015. Impact Factor = 6.373.
  • [33]L. Chen, B. Tian, W. Lin, B. Ji, J. Li, and H. Pan, "Analysis and prediction of the discharge characteristics of the lithium–ion battery based on the Grey system theory," IET Power Electron, vol. 8, pp. 2361-2369, 2015. Impact Factor = 3.547
  • [34]M. Ma, X. He, W. Cao, X. Song, and B. Ji, "Optimised phase disposition pulse-width modulation strategy for hybrid-clamped multilevel inverters using switching state sequences," IET Power Electron, vol. 8, pp. 1095-1103, 2015. Impact Factor = 3.547
  • [35]Z. Tan, X.-g. Song, B. Ji, Z. Liu, J.-e. Ma, and W.-p. Cao, "3D thermal analysis of a permanent magnet motor with cooling fans," Journal of Zhejiang University SCIENCE A, vol. 16, pp. 616-621, 2015. Impact Factor = 0.941.
  • [36]Y. Hu, W. Cao, J. Wu, B. Ji, and D. Holliday, "Thermography-based virtual MPPT scheme for improving PV energy efficiency under partial shading conditions," IEEE Trans. Power Electron, vol. 29, pp. 5667-5672, 2014. Impact Factor = 6.008.
  • [37]M. Zhang, D. J. Atkinson, B. Ji, M. Armstrong, and M. Ma, "A near-state three-dimensional space vector modulation for a three-phase four-leg voltage source inverter," IEEE Trans. Power Electron, vol. 29, pp. 5715-5726, 2014. Impact Factor = 6.008.
  • [38]Y. Hu, X. Song, W. Cao, and B. Ji, "New SR Drive With Integrated Charging Capacity for Plug-In Hybrid Electric Vehicles (PHEVs)," IEEE Trans. Ind. Electro vol. 61, pp. 5722-5731, 2014. Impact Factor = 6.498
  • [39]H. Chen, B. Ji, V. Pickert, and W. Cao, "Real-Time Temperature Estimation for Power MOSFETs Considering Thermal Aging Effects," IEEE Trans. Device and Mat Relia, vol. 14, pp. 220-228, 2014. Impact Factor = 1.890
  • [40]X. Song, J. Zhang, S. Kang, M. Ma, B. Ji, W. Cao, et al., "Surrogate-based analysis and optimization for the design of heat sinks with jet impingement," IEEE Trans Comp, Pack and Manuf Tech, vol. 4, pp. 429-437, 2014. Impact Factor = 6.373.
  • [41]B. Ji, V. Pickert, W. Cao, and B. Zahawi, "In situ diagnostics and prognostics of wire bonding faults in IGBT modules for electric vehicle drives," IEEE Trans. Power Electron, vol. 28, pp. 5568-5577, 2013. Impact Factor = 5.726.

Supervision

Past PhDs

Dr K. Tan, thesis on 'Active gate driver and switching characterisation for high-power IGBT modules', now an assistant professor with Anhui University

Dr B.P. Alalibo, thesis on 'Condition Monitoring and Fault Detection for Electrical Machines using Advanced Sensing Techniques', now an R&D engineer with Mott MacDonald 

Current PhD students

Mr J. Wei

Miss H. Chen

Mr S. Ding

Mr Z. Li

Mr G. Xia

Mr P. Yu

Mr C. U. Osuji

Teaching

EG 1201 Electrical and Electronics Engineering
EG 3211 Power Electronics
EG 2004 Engineering Experimentation and Analysis
EG 2005 Engineering Design
EG 3005 Third Year Project
EG 4006 Fourth Year Project
EG 7020 MSc Project

Press and media

1. My research work on the 'Smart power converters for game-change drone technology'  was reported by EastMidland BusinessLink - September 2022

2. My research work on the 'control and design optimisation of Press-pack IGBTs' teamed up with China and UK institutes and China Southern State Power Grid Company was reported by IET Partner News Magazine, Page 21, issue 37 - Autumn 2018.
3. My research work to enable power electronics company to improve a condition monitoring system was reported by “TheJournal”, 2020 Vision - June 2014: www.thejournal.co.uk/2020vision

Activities

Editor - IET Power Electronics
Editorial Coordinator - IET Power Electronics
Associate Editor - Proceedings of the Royal Society A
Associate Editor - Frontiers in Electronics (specialty section of Industrial Electronics)
IET Power Electronics
Topics Editor - MDPI Electronics
Guest Editor - Special Issues on “WBG Semiconductor Power Electronics for Industrial and Automotive Applications” in IET Power Electronics
Guest Editor - Special Issue on “Design and Applications of Wide Bandgap Devices for Power Electronics” in Journal of Power and Energy Engineering

Media coverage

1. My research work on 'Smart power electronics for drones' was reported by East Midlands Business Link - September 2022 

2. My research work on the 'Control and design optimisation of Press-pack IGBTs' teamed up with China and UK institutes and China Southern State Power Grid Company was reported by IET Partner News Magazine, Page 21, Issue 37 - Autumn 2018.

3. My research work to enable power electronics company to improve a condition monitoring system was reported by TheJournal, 2020 Vision - June 2014: www.thejournal.co.uk/2020vision 

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