K.T. Chau
B.Sc. (Eng.), M.Phil., Ph.D. H.K.; C.Eng., F.I.E.E.E., F.I.E.T., F.H.K.I.E.Email:
Web: https://www.eee.hku.hk/~ktchau
Tel.: 3917 2704
Office: CB 709
K.T. Chau
ProfessorResearch Interests
Electric Vehicle Technologies, Renewable Energy Systems, Machines and Drives, Power ElectronicsIr Professor K.T. Chau received his B.Sc.(Eng.) degree with First Class Honours, M.Phil. degree, and Ph.D. degree all in Electrical & Electronic Engineering from The University of Hong Kong. He joined the alma mater in 1995, and subsequently served as Director of the International Research Centre for Electric Vehicles, Associate Dean of Engineering and Head of Department of Electrical & Electronic Engineering. Currently, he serves as Professor in the Department.
He is a Chartered Engineer, Fellow of the IET, and Fellow of the HKIE. He is elected Fellow of the IEEE for Contributions to Energy Systems for Electric and Hybrid Vehicles. He has served as chairs and organizing committee members for many international conferences, especially in the area of Electric Vehicles. Currently, he serves as Editor of the Studies in Science and Technology, Co-Editor of the Journal of Asian Electric Vehicles, Section Editor-in-Chief of the Energies, and Editorial Board Member of some international journals. He is also an international consultant for electric vehicle technologies. Professor Chau has published 9 books, 9 book chapters and over 300 refereed journal papers as well as many conference papers and industrial reports. His teaching philosophy follows the Confucian classic “Li Ji” – Teaching and learning are mutually motivating.
Professor Chau has received many awards: including the Chang Jiang Chair Professorship by the Ministry of Education, China; Natural Science Award (First Prize) by the Ministry of Education, China; the Environmental Excellence in Transportation Award for Education, Training and Public Awareness by the Society of Automotive Engineers (SAE) International; the Award for Innovative Excellence in Teaching, Learning and Technology at the International Conference on College Teaching and Learning; and the University Teaching Fellow Award by The University of Hong Kong. He has also been honoured the IEEE Vehicular Technology Society (VTS) Distinguished Lecturer and Distinguished Speaker.
In community service, he has served as Member of the Electrical Safety Advisory Committee for the Electrical and Mechanical Services Department, Member of the Accreditation Advisory Board for the Hong Kong Accreditation Service of Innovation and Technology Commission, Member of the Appeal Board Panel under Energy Efficiency (Labelling of Products) Ordinance, Member of the Disciplinary Tribunal Panel under Electricity Ordinance, and Member of the Disciplinary Board Panel under Building Energy Efficiency (Registered Energy Assessors) Regulation. He has also served as Member of Engineering Panel for the Hong Kong Research Grants Council (RGC), Member of Innovation and Technology Support Program Panel for the Innovation and Technology Fund (ITF), and Member of Incu-Tech/ Incu-Bio Technology Program Panel for the Hong Kong Science and Technology Parks (HKSTP).
Selected Publications
?Selected Books:
C.C. Chan and K.T. Chau Modern Electric Vehicle Technology. Oxford University Press, November 2001, 300 pages.K.T. Chau and Z. Wang Chaos in Electric Drive Systems – Analysis, Control and Application. Wiley-IEEE Press, April 2011, 318 pages.
K.T. Chau, Electric Vehicle Machines and Drives – Design, Analysis and Application. Wiley-IEEE Press, June 2015, 400 pages.
K.T. Chau (Editor), Energy Systems for Electric and Hybrid Vehicles. The IET, July 2016, 520 pages.
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Selected Book Chapters:
K.T. Chau, Electric Motor Drives for Battery, Hybrid and Fuel Cell Vehicles. In Electric Vehicles: Technology, Research and Development, ed. G.B. Raines. Nova Science Publishers, December 2009, pp. 1-40.K.T. Chau, Hybrid Vehicles. In Alternative Fuels for Transportation, ed. A.S. Ramadhas. CRC Press / Taylors and Francis Group, November 2010, pp. 361-391.
K.T. Chau, Pure Electric Vehicles. In Alternative Fuels and Advanced Vehicle Technologies for Improved Environmental Performance – Towards Zero Carbon Transportation, (Ed.) R. Folkson. Woodhead Publishing, March 2014, pp. 655-684.
K.T. Chau, EV Powertrain Configurations. In Encyclopedia of Automotive Engineering, (Eds.) D. Crolla, D.E. Foster, T. Kobayashi and N. Vaughan. John Wiley & Sons Ltd, April 2014, pp. 1-11.
K.T. Chau, EV Powertrain Parameters. In Encyclopedia of Automotive Engineering, (Eds.) D. Crolla, D.E. Foster, T. Kobayashi and N. Vaughan. John Wiley & Sons Ltd, April 2014, pp. 1-11.
K.T. Chau, Permanent-Magnet Machines. In Wiley Encyclopedia of Electrical and Electronics Engineering, (Ed.) J.G. Webster. John Wiley & Sons Ltd, March 2015, pp. 1-20.
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Invited Papers:
K.T. Chau and C.C. Chan “Emerging energy-efficient technologies for hybrid electric vehicles,” (Invited Paper) Proceedings of the IEEE, vol. 95, no. 4, April 2007, pp. 821-835.K.T. Chau “Research on electric vehicles: Challenges, opportunities and emerging technologies,” (Invited Paper) Studies in Science and Technology, vol. 1, no. 1, June 2012, pp. 13-24.
K.T. Chau, W. Li and C.H.T. Lee “Challenges and opportunities of electric machines for renewable energy,” (Invited Paper) Progress In Electromagnetics Research B, vol. 42, 2012, pp. 45-74.
C. Liu, K.T. Chau, D. Wu and S. Gao “Opportunities and challenges of vehicle-to-home, vehicle-to-vehicle, and vehicle-to-grid technologies,” (Invited Paper) Proceedings of the IEEE, vol. 101, no. 11, November 2013, pp. 2409-2427.
K.T. Chau and W. Li “Overview of electric machines for electric and hybrid vehicles,” (Invited Paper) International Journal of Vehicle Design, vol. 64, no. 1, 2014, pp. 46-71.
C.H.T. Lee, K.T. Chau, and C.C. Chan, “Comparison of flux-switching machines with and without permanent magnets,” (Invited Paper) Chinese Journal of Electrical Engineering, vol. 1, no. 1, pp. 78-84, December 2015.
K.T. Chau, “Overview of renewable energy machines: Existing and emerging technologies,” (Invited Paper) Studies in Science and Technology, vol. 6, no. 1, June 2017, pp. 5-14.
K.T. Chau, C. Jiang, W. Han, and C.H.T. Lee, “State-of-the-art electromagnetics research in electric and hybrid vehicles,” (Invited Paper) Progress In Electromagnetics Research, vol. 159, 2017, pp. 139-157.
C. Liu, K.T. Chau, C.H.T. Lee, and Z. Song, “A critical review of advanced electric machines and control strategies for electric vehicles,” (Invited Paper) Proceedings of the IEEE, Early Access.
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Selected Papers (Last 5 Years):
F. Li, K.T. Chau, and C. Liu, “Pole-changing flux-weakening DC-excited dual-memory machines for electric vehicles,” IEEE Transactions on Energy Conversion, vol. 31, no. 1, pp. 27-36, March 2016.F. Yu, M. Cheng, and K.T. Chau, “Controllability and performance of a nine-phase FSPM motor under severe five open-circuit fault conditions,” IEEE Transactions on Energy Conversion, vol. 31, no. 1, pp. 323-332, March 2016.
Z. Wang, J. Chen, M. Cheng and K.T. Chau, “Field-oriented control and direct torque control for paralleled VSIs fed PMSM drives with variable switching frequencies,” IEEE Transactions on Power Electronics, vol. 31, no. 3, pp. 2417-2428, March 2016.
Y. Du, F. Xiao, W. Hua, X. Zhu, M. Cheng, L. Quan, K.T. Chau, “Comparison of flux-switching PM motors with different winding configurations using magnetic gearing principle,” IEEE Transactions on Magnetics, vol. 52, no. 5, paper no. **, pp. 1-8, May 2016.
Y. Fan, W. Zhu, X. Zhang, M. Cheng, and K.T. Chau, “Research on a single phase-loss fault-tolerant control strategy for a new flux-modulated permanent-magnet compact in-wheel motor,” IEEE Transactions on Energy Conversion, vol. 31, no. 2, pp. 658-666, June 2016.
C.H.T. Lee, K.T. Chau, and C. Liu, “Design and analysis of an electronic-geared magnetless machine for electric vehicles,” IEEE Transactions on Industrial Electronics, vol. 63, no. 11, pp. 6705-6714, June 2016.
T.W. Ching, K.T. Chau, and W. Li, “Power factor improvement of a linear vernier permanent-magnet machine using auxiliary DC field excitation,” IEEE Transactions on Magnetics, vol. 52, no. 7, pp. **:1-4, July 2016.
M. Cheng, F. Yu, K.T. Chau, and W. Hua, “Dynamic performance evaluation of a nine-phase flux-switching permanent magnet motor drive with model predictive control,” IEEE Transactions on Industrial Electronics, vol. 63, no. 7, pp. 4539-4549, July 2016.
M. Chen, K.T. Chau, and C. Liu, “Design of a new non-rare-earth magnetic variable gear for hybrid vehicular propulsion system,” IET Electrical Systems in Transportation, vol. 6, no. 3, pp. 153-162, September 2016.
W. Han, K.T. Chau, and Z. Zhang, “Flexible induction heating using magnetic resonant coupling,” IEEE Transactions on Industrial Electronics, vol. 64, no. 3, pp. 1982-1992, March 2017.
W. Li, K.T. Chau, C.H.T. Lee, T.W. Ching, and M. Chen, “A new linear magnetic gear with adjustable gear ratios and its application for direct-drive wave energy extraction,” Renewable Energy, vol. 105, May 2017, pp. 199-208.
W. Li, T.W. Ching, and K.T. Chau, “A new linear vernier permanent-magnet machine using high-temperature superconducting DC field excitation,” IEEE Transactions on Applied Superconductivity, vol. 27, no. 4, June 2017, pp. **:1-5.
W. Li, T.W. Ching, and K.T. Chau, “A new high-temperature superconducting vernier permanent-magnet machine for wind turbines,” IEEE Transactions on Applied Superconductivity, vol. 27, no. 4, June 2017, pp. **:1-5.
Z. Zhang and K.T. Chau, “Pulse-width-modulation-based electromagnetic interference mitigation of bidirectional grid-connected converters for electric vehicles,” IEEE Transactions on Smart Grid, vol. 8, no. 6, November 2017, pp. 2803-2812.
C.H.T. Lee, K.T. Chau, and L. Cao, “Development of reliable gearless motors for electric vehicles,” IEEE Transactions on Magnetics, vol. 53, no. 11, November 2017, pp. **:1-8.
W. Han, K.T. Chau, Z. Zhang, and C. Jiang, “Single-source multiple-coil homogeneous induction heating,” IEEE Transactions on Magnetics, vol. 53, no. 11, November 2017, pp. **:1-6.
W. Li, T.W. Ching, and K.T. Chau, “A hybrid-excited vernier permanent-magnet machine using homopolar topology,” IEEE Transactions on Magnetics, vol. 53, no. 11, November 2017, pp. **:1-7.
H. Fan, K.T. Chau, C. Liu, and W. Li, “Doubly salient dual-PM linear machines for regenerative shock absorbers,” IEEE Transactions on Magnetics, vol. 53, no. 11, November 2017, pp. **:1-5.
L. Cao, K.T. Chau, C.H.T. Lee, W. Li, and H. Fan, “Design and analysis of electromagnetic gears with variable gear ratios,” IEEE Transactions on Magnetics, vol. 53, no. 11, November 2017, pp. **:1-6.
C. Jiang, K.T. Chau, T.W. Ching, C. Liu, and W. Han, “Time-division multiplexing wireless power transfer for separately excited DC motor drives,” IEEE Transactions on Magnetics, vol. 53, no. 11, November 2017, pp. **:1-5.
W. Li, T.W. Ching, and K.T. Chau, “Design and analysis of a new parallel-hybrid-excited linear vernier machine for oceanic wave power generation,” Applied Energy, vol. 208, December 2017, pp. 878-888.
W. Li, T.W. Ching, K.T. Chau, and C.H.T. Lee, “A superconducting vernier motor for electric ship propulsion,” IEEE Transactions on Applied Superconductivity, vol. 28, no. 3, April 2018, pp. **: 1-6.
C.H.T. Lee, K.T. Chau, C. Liu, and C.C. Chan, “Development of a singly fed mechanical-offset machine for electric vehicles,” IEEE Transactions on Energy Conversion, vol. 33, no. 2, June 2018, pp. 516-525.
W. Li, K. T. Chau, T.W. Ching, and C. Liu, “A phase-decoupled flux-reversal linear generator for low-speed oscillatory energy conversion using impedance matching strategy,” IEEE Transactions on Industrial Electronics, vol. 65, no. 9, September 2018, pp. 7590-7599.
C.H.T. Lee, K.T. Chau, C. Liu, and C.C. Chan, “Overview of magnetless brushless machines,” IET Electric Power Applications, vol. 12, no. 8, September 2018, pp. 1117-1125.
W. Han, K.T. Chau, C. Jiang, and W. Liu, “Accurate position detection in wireless power transfer using magnetoresistive sensors for implant applications,” IEEE Transactions on Magnetics, vol. 54, no. 11, November 2018, pp. **:1-5.
H. Fan, K.T. Chau, C. Liu, L. Cao, and T.W. Ching, “Quantitative comparison of novel dual-PM linear motors for ropeless elevator system,” IEEE Transactions on Magnetics, vol. 54, no. 11, November 2018, pp. **:1-6.
W. Han, K.T. Chau, C. Jiang, and W. Liu, “All-metal domestic induction heating using single-frequency double-layer coils,” IEEE Transactions on Magnetics, vol. 54, no. 11, November 2018, pp. **:1-5.
W. Liu, K.T. Chau, C.H.T. Lee, C. Jiang, and W. Han, “A switched-capacitorless energy-encrypted transmitter for roadway-charging electric vehicles,” IEEE Transactions on Magnetics, vol. 54, no. 11, November 2018, pp. **:1-6.
C. Jiang, K.T. Chau, C. Liu, C.H.T. Lee, W. Han, and W. Liu, “Move-and-charge system for automatic guided vehicles,” IEEE Transactions on Magnetics, vol. 54, no. 11, November 2018, pp. **:1-5.
H. Fan, K.T. Chau, L. Cao, and C. Jiang, “Design and analysis of a new bipolar-flux DSPM linear machine,” IEEE Transactions on Energy Conversion, vol. 33, no. 4, December 2018, pp. 2081-2090.
C. Jiang, K.T. Chau, C. Liu, and W. Han, “Design and analysis of wireless switched reluctance motor drives,” IEEE Transactions on Industrial Electronics, vol. 66, no. 1, January 2019, pp. 245-254.
C. Jiang, K.T. Chau, Y.Y. Leung, C. Liu, C.H.T. Lee, and W. Han, “Design and analysis of wireless ballastless fluorescent lighting,” IEEE Transactions on Industrial Electronics, vol. 66, no. 5, May 2019, pp. 4065-4074.
C. Liu, C. Jiang, J. Song, and K.T. Chau, “An effective sandwiched wireless power transfer system for charging implantable cardiac pacemaker,” IEEE Transactions on Industrial Electronics, vol. 66, no. 5, May 2019, pp. 4108-4117.
W. Liu, K.T. Chau, C.H.T. Lee, C. Jiang, W. Han, and W.H. Lam, “Multi-frequency multi-power one-to-many wireless power transfer system,” IEEE Transactions on Magnetics, vol. 55, no. 7, July 2019, pp. **:1-9.
W. Han, K.T. Chau, C. Jiang, W. Liu, and W.H. Lam, “Design and analysis of quasi-omnidirectional dynamic wireless power transfer for fly-and-charge,” IEEE Transactions on Magnetics, vol. 55, no. 7, July 2019, pp. **:1-9.
W. Han, K.T. Chau, and W.H. Lam, “All-utensil domestic induction heating system,” Energy Conversion and Management, vol. 195, September 2019, pp. 1035-1043.
C. Jiang, K.T. Chau, W. Liu, C. Liu, W. Han, and W.H. Lam, “An LCC compensated multiple-frequency wireless motor system,” IEEE Transactions on Industrial Informatics, vol. 15, no. 11, November 2019, pp. 6023-6034.
C. Jiang, K.T. Chau, C.H.T. Lee, W. Han, W. Liu, and W.H. Lam, “A wireless servo motor drive with bidirectional motion capability,” IEEE Transactions on Power Electronics, vol. 34, no. 12, December 2019, pp. 12001-12010.
L. Cao, K.T. Chau, C.H.T. Lee, and W.H. Lam, “Design and analysis of a new parallel-hybrid-excited machine with harmonic-shift structure,” IEEE Transactions on Industrial Electronics, vol. 67, no. 3, March 2020, pp. 1759-1770.
W. Han, K.T. Chau, C. Jiang, W. Liu, and W.H. Lam, “High-order compensated wireless power transfer for dimmable metal halide lamps,” IEEE Transactions on Power Electronics, vol. 35, no. 6, June 2020, pp. 6269-6279.
W. Liu, K.T. Chau, C.H.T. Lee, W. Han, X. Tian, and W.H. Lam, “Full-range soft-switching pulse frequency modulated wireless power transfer,” IEEE Transactions on Power Electronics, vol. 35, no. 6, June 2020, pp. 6533-6547.
W. Liu, K.T. Chau, C.H.T. Lee, C. Jiang, W. Han, and W.H. Lam, “Wireless energy-on-demand using magnetic quasi-resonant coupling,” IEEE Transactions on Power Electronics, vol. 35, no. 9, September 2020, pp. 9057-9069.
W. Liu, K.T. Chau, C.H.T. Lee, C. Jiang, W. Han, and W.H. Lam, “A wireless dimmable lighting system using variable-power variable-frequency control,” IEEE Transactions on Industrial Electronics, vol. 67, no. 10, October 2020, pp. 8392-8404.
L. Cao, K.T. Chau, and C.H.T. Lee, “A new parallel-hybrid-excited permanent-magnet machine with harmonic-differential effect for electric vehicles,” IEEE Transactions on Vehicular Technology, vol. 69, no. 11, November 2020, pp. 12734-12750.
W. Han, K.T. Chau, C. Jiang, W. Liu, and W.H. Lam, “Design and analysis of wireless direct-drive high intensity discharge lamp,” IEEE Journal of Emerging and Selected Topics in Power Electronics, vol. 8, no. 4, December 2020, pp. 3558-3568.
W. Liu, K.T. Chau, C.H.T. Lee, X. Tian, and C. Jiang, “Hybrid frequency pacing for high-order transformed wireless power transfer,” IEEE Transactions on Power Electronics, vol. 36, no. 1, January 2021, pp. 1157-1170.
X. Tian, K.T. Chau, W. Han, and C.H.T. Lee, “Design and analysis of double-layer electromagnetic field limiter for wireless rechargeable medical implants,” IEEE Transactions on Magnetics, vol. 57, no. 2, February 2021, pp. **:1-6.
W. Liu, K.T. Chau, C.H.T. Lee, W. Han, and X. Tian, “Low-frequency-switching high-frequency-resonating wireless power transfer,” IEEE Transactions on Magnetics, vol. 57, no. 2, February 2021, pp. **:1-8.
X. Tian, K.T. Chau, W. Liu, and C.H.T. Lee, “Analysis of multi-coil omnidirectional energy harvester,” IEEE Transactions on Magnetics, vol. 57, no. 2, February 2021, pp. **:1-6.
W. Han, K.T. Chau, L. Cao, Z. Hua, and T. Yang, “S-CLC compensated wireless power transfer with pulse-frequency-modulation control for dimmable low-pressure sodium lamps,” IEEE Transactions on Magnetics, vol. 57, no. 2, February 2021, pp. **:1-7.
L. Cao, K.T. Chau, C.H.T. Lee, W. Liu, and T.W. Ching, “Analysis of air-gap field modulation in parallel-hybrid-excited harmonic-shift machines,” IEEE Transactions on Magnetics, vol. 57, no. 2, February 2021, pp. **:1-6.
W. Liu, K.T. Chau, C.H.T. Lee, L. Cao, and C. Jiang, “Frequency-modulated wireless direct-drive motor control,” IEEE Transactions on Magnetics, vol. 57, no. 2, February 2021, pp. **:1-7.
L. Cao, K.T. Chau, C.H.T. Lee, and H. Wang, “A double-rotor flux-switching permanent-magnet motor for electric vehicles with magnetic differential,” IEEE Transactions on Industrial Electronics, vol. 68, no. 2, February 2021, pp. 1004-1015.
X. Tian, K.T. Chau, W. Liu, and C.H.T. Lee, “Selective wireless power transfer using magnetic field editing,” IEEE Transactions on Power Electronics, vol. 36, no. 3, March 2021, pp. 2710-2719.
