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Faculty of Engineering at Si Racha, Kasetsart University

Ph.D.(Electrical Engineering) Michigan State University, USA.

Power electronics researcher with over 5 years of experience on hardware design, analysis, modeling, simulation and control of power electronic systems, particularly on converters/ inverters for renewable energy systems, utility grid interconnection, power conversion systems and motor drives


  • Power electronics
  • Converter/Inverter design
  • Renewable energy systems
  • Utility grid interconnection
  • Motor drives and Hybrid Electric Vehicle Systems

May 2011- May 2012
Power Electronic Engineer
MagnaEcar Systems, Rochester Hill, MI., USA

  • Designed Final Functional Test of Inverters for Hybrid Electric Vehicle
  • Designed high voltage to low voltage back-up power supply for Hybrid Electric Vehicles
  •  Designed protection systems of Fuel cell’s System Interface Unit (SIU) used in Hybrid Electric Vehicles

September 2006 – May 2011
Research Assistant
Michigan State University, East Lansing, MI., USA.

  • Analyzed, designed and built a 10 kW Z-source converter/inverter for wind energy conversion systems
  • Created the control system for stand alone mode and utility grid interconnection mode
  • Engineered the maximum power point tracking control for wind power generation systems
  • Designed and controlled 37kW induction motor for a wind turbine simulator

June 2000- May 2003
Research Assistant
King Mongkut’s University of Technology Thonburi, Thailand

  • Designed and built DC-DC converter modules connected in parallel in order to provide high current capacity with an output voltage of 48VDC for telecommunication systems

August 1998- May 2000
Electrical Engineer
Tapioca Development Corp., Ltd., Thailand

  • Designed a 2000 kVA electrical system for the extended factory
  • Administered a preventive maintenance project to protect the failure of machines’ operation in production lines
  • Trained 20 technical staff on preventive maintenance topics

Selected publications

  • I. J. Balaguer, Q. Lei, S.Yang, U. Supatti, and F. Z. Peng, “Control for Grid-connected and Intentional Islanding Operations of Distributed Power Generation," in the IEEE Transactions on Industrial Electronics Vol. 58, No. 1, pp.147-157 , January 2011.
  • U. Supatti and F.Z. Peng, “Z-source Inverter with Grid Connected for Wind Power System,” in IEEE Energy Conversion Congress and Exposition 2009, ECCE 2009, pp. 398-403.
  • I. J. Balaguer, U. Supatti, Q. Lei, N.-S. Choi, and F. Z. Peng, "Intelligent control for intentional islanding operation of microgrids," in IEEE International Conference on Sustainable Energy Technologies 2008,ICSET 2008, pp. 898-903.
  • U. Supatti and F. Z. Peng, "Z-source inverter based wind power generation system," in IEEE International Conference on Sustainable Energy Technologies 2008, ICSET 2008, pp. 634-638.
  • U. Supatti, S. Boonto, C. Prapanavarat, and V. Moneyakul,“ Design of an H∞ robust controller for multi-module parallel DC-DC buck converters with average current mode control ” in IEEE international Conference on Industrial Technology 2002,ICIT 2002, pp. 992-997.