Research Topics

Power Converters

> High power DC/AC converter
> DC/DC converter
> Bidirectional grid tied inverter
> Magnetics design and integration
> SiC and GaN devices

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Electric Vehicle Technologies

> Electric vehicle (EV) on-board charger
> Electric motor drive
> Wireless EV charger
> Traction inverter
> Enhanced energy management

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Wireless Power Transfer

> Inductive power transfer (IPT)
> Nanocrystalline ribbon for ferrite-free IPT
> Thermal and reliability analysis
> Compensation and converter design
> Wireless motor drive

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Magnetic Design of Converter

> Transformer and inductor design
> Magnetic core optimization
> Electromagnetic shielding
> Loss analysis
> Nanocrystalline powder and flake ribbon

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Research Grants

Principle Investigator (PI):

1) Collaborative Research Fund (CRF-YCRG), Research Grants Council (RGC), PI, Electrification and Decarbonization: Multi-port Wireless Dock and Charge for Waterborne Transportation (C1002-23Y), 2024-2027.

2)   Early Career Scheme (ECS), Research Grants Council (RGC), PI, Enhancement of the Newly Developed Nanocrystalline Ribbon Bidirectional Wireless EV Charging System (21200622), 2023-2025.

3) Huawei Seed Project, PI, 1 kW GaN Converters for Electric Vehicles with 48 V Decentralized Power Delivery Network (9229131), 2023-2024.

4) Teaching Development Grant (TDG), PI, Novel Extended Vision for Undergraduate Education on Energy Engineering: New Breed Applications of Wireless Power Conversion (6000791), 2022-2024.

5)  Applied Research Grant (ARG), PI, 300 W GaN Power Brick for Point-of-Load (PoL) Converters (9667243), 2022-2024.

6) CityU Internal Funds for PRC Grants (MFPRC), PI, Advanced Power Electronics Technologies for Energy Conversion (9680343), 2022-2025.

7)   Environment and Conservation Fund (ECF), PI, Development of a New Nanocrystalline Alloy WPT4 High Energy-efficiency Wireless Charger for Electric Vehicle (ECF 36/2021), 2022-2024.

8)  Innovation and Technology Fund (ITF) Seed Project, PI, Multi-Site Integrated Power Converters for DC Distribution Networks of Data Centers ( ITS_068_21), 2022-2023.

9) Shenzhen-Hong Kong-Macau Science and Technology Project (Category C), PI, Development and Application of Highly Integrated Next-generation Dynamic Wireless Power Supply System for Industrial Robotics (SGDX20210823104003034), 2022-2024.

10)  NSFC Youth Science Fund Project, PI, Development of Capacitor-free Dynamic Wireless Charging System with Nanocrystalline Flake Ribbon for Mobile Robots (52107011), 2021-2023.

11) APRC, PI, A Novel Nanocrystalline Flake Ribbon for Compact and Curved Surface Wireless Power Transfer via Self-resonance (9610529), 2021-2023.

12) ConRes_RMG, PI, Sensors for Wireless Power Supply (9239069), 2021-2022.

13) University of Cambridge funding, PI, CAPE Acorn Blue Sky Research Award, Flexible and ultra-light wireless power transfer system up 1 kW power rating with nanocrystalline flake ribbon (NMZF/256 Task 7), 2020-2021.

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Co-Principal Investigator (Co-PI):

1)  RGC Theme-based Research Scheme (TRS), Co-PI, Wireless Power Transfer: The Next Stage (T23-701/20-R), 2021-2025.

2)  RGC Young Collaborative Research Grant (YCRG), Co-PI, Development of wireless-powered optoelectronic device for precise control of bone homeostasis through the modulation of skeletal interoceptive circuit (C7003-22Y), 2023-2026.

Joint Labs

Joint Lab 1:
New Energy Transport and Smart Power Management

City University of Hong Kong
The University of Hong Kong
Harbin Institute of Technology

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Joint Lab 2:
Energy Saving and Intelligent Maintainence of Modern Transportations

City University of Hong Kong
South China University of Technology
Guangzhou Railway Polytechnic

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Laboratory Videos