Development of 3D structures of coils for high performance wireless power transfer systems

Industry Sector

Electronics (Infocomm)


  • Feasibility project to enhance the resonant coils’ performance with more intricate geometric design.

  • Commercialisation : Wireless Power Transfer (WPT) system e.g. wireless battery charging for electric vehicles

Innovation Applied

  • Various coil designs (spiral, helix, optimised, etc.) are explored, 3D printed and tested [design innovation].

  • An efficient geometric optimisation algorithm developed [software innovation].

Key Benefits

  • Enhancing the Magnetic Coupling Between Coils for Higher Efficiency and Capacity.

  • Achieved 20% average increase in coupling coefficient.

  • Developed a user friendly coil design simulation software.


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