Professor TSUYOSHI FUNAKI

Updated February 03, 2009

born February 12, 1969
Division of Electrical, Electronic and Information Engineering
Graduate School of Engineering, Osaka University
2-1 Yamada-oka, Suita, Osaka, 565-0871, Japan
Tel:+81-6-6879-7709
Fax:+81-6-6879-7713
E-mail: funaki ＠eei.eng.osaka-u.ac.jp
http://ps.eei.eng.osaka-u.ac.jp/funaki/

EDUCATION
Sep. 2000 Ph. D, Osaka University, Graduate School of Engineering, Electrical Engineering Department　
　 Advisor: K. Matsuura
　 Thesis: Studies on improving inverter control system for an HVdc interconnection to a power system
Mar. 1993 M. E. Osaka University, Graduate School of Engineering, Electrical Engineering Department　
　 Advisor: K. Matsuura
　 Thesis: Stability analysis on an HVdc system using voltage source type converter
Mar. 1991 B. E. Osaka University, School of Engineering, Electrical Engineering Department
Advisor: K. Matsuura
　 Thesis: A study on the application of a voltage source type converter to an HVdc system

EXPERIENCE
Apr. 2008 - Present Professor Division of Electrical, Electronic and Information Engineering, Graduate School of Engineering, Osaka University
Aug. 2002 - Mar. 2008 Associate Professor Kyoto University, Graduate School of Engineering, Electrical Engineering Department, Power Conversion & Control Lab.
Apr. 2001  - Jul. 2002 Assistant Professor Osaka University, Graduate School of Engineering, Electrical Engineering Department, Electric Power Engineering Lab.
Apr. 1994  - Mar. 2001 Research Associate Osaka University, Graduate School of Engineering, Electrical Engineering Department, Electric Power Engineering Lab.
Apr. 1994  -  Mar. 1995 part-time Lecturer Osaka Institute of Technology, School of Engineering, Department of Electrical and Electronic Systems Engineering
Apr. 1997  -  Mar. 1999 part-time Lecturer Osaka Sangyo University, Faculty of Engineering, Department of Electrical Engineering and Electronics

EXPERTISE

  1. Power electronics: Circuit designing and controlling of AC-DC inverter/converter and DC-DC converter with theoretical, experimental and numerical approach.
  2. Power system engineering: Especially for transient and dynamic power system stability analysis, power flow calculation and power system planning for renewable energy such as PVs and wind generators.
  3. Electrical machine: Especially for modeling of synchronous machine and reactive power compensators.
  4. High voltage engineering for lightning protection, surge propagation and long gap discharges.
  5. EMC: Especially experimenting on electro-magnetic interference caused by electrical apparatus and partial discharge.
  6. Designing of real time digital controller for inverter with using A/D converters, DSPs, CPLDs and FPGAs.
  7. Electrical circuit analysis of poly phase system.

CURRENT RESERACH

  1. SiC power device: characteristics evaluation, modeling for simulation and power conversion circuit design suitable for it.
  2. Non-linear problems: bifurcations and sub-harmonic oscillations caused by switching phenomenon.
  3. Synchronization and attraction mechanism of interconnected inverter system.
  4. Electrical energy storage: system designing with evaluating and considering the characteristics of Redox-Flow battery system.