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Research Output

  • 628 Citations
  • 14 h-Index
  • 158 Article
  • 74 Conference contribution
  • 11 Paper
  • 2 Conference article
2002

Some Topics on Protection and Control of Distributed Resources

Funabashi, T., Koyanagi, K., Fujita, G. & Yokoyama, R., 2002 Nov 1, In : MED 2002.

Research output: Contribution to journalArticle

TCSC control for longitudinal network

Fujita, G., Yoshihara, S., Shirai, G. & Yokoyama, R., 2002, p. 2023-2027. 5 p.

Research output: Contribution to conferencePaper

3 Citations (Scopus)
2001

A Study on a New Rotary Frequency Converter for Wind Farm Power System

Komatsu, T., Fujimitsu, M., Koyanagi, K., Funabashi, T., Fujita, G., Furukawa, R. & Yokoyama, R., 2001 Jul 1, In : The International Conference on Electrical Engineering 2001 (ICEE2001).

Research output: Contribution to journalArticle

Decentralized load frequency based on H control

Ishii, T., Shirai, G. & Fujita, G., 2001 Aug 1, In : Electrical Engineering in Japan (English translation of Denki Gakkai Ronbunshi). 136, 3, p. 28-38 11 p.

Research output: Contribution to journalArticle

19 Citations (Scopus)

Decentralized Load Frequency Based on H∞ Control

T.Ishii, T. I., G.Shirai, G. S., G.Fujita, G. F. & Fujita, G., 2001 Mar 1, In : Electrical Engineering in Japan. 36, p. 28-38

Research output: Contribution to journalArticle

19 Citations (Scopus)

Estimation of turbine shaft torques using observer

Kakinoki, T., Yokoyama, R., Fujita, G., Nakano, T., Koyanagi, K., Funabashi, T. & Nara, H., 2001 Dec 1, 2001 IEEE Porto Power Tech Proceedings. p. 81-84 4 p. 964722. (2001 IEEE Porto Power Tech Proceedings; vol. 2).

Research output: Chapter in Book/Report/Conference proceedingConference contribution

1 Citation (Scopus)

Shaft Torque Observer for Generator Control

Kakiniki, T., Yokoyama, R., Fujita, G., Nakano, T., Koyanagi, K., Funabashi, T. & Nara, H., 2001 Jul 1, In : The International Conference on Electrical Engineering 2001 (ICEE2001).

Research output: Contribution to journalArticle

Visualization of Power System Transient Stability

Kakinoki, T., Masuyama, Y., Matsumura, T., Nakano, T., Fujita, G. & Yokoyama, R., 2001 Jul 1, In : International Conference on Information Technology Based Higher Education and Training 2001 (ITHET2001).

Research output: Contribution to journalArticle

2000

An effect of fault current limiter to non-utility generator shaft torque under voltage sag

Funabashi, T., Otoguro, H., Tanabe, T., Fujita, G., Koyanagi, K. & Yokoyama, R., 2000 Dec 1. 1 p.

Research output: Contribution to conferencePaper

An Effect of Fault Limiter to Non Utility Generator Shaft Torque Under Voltage Sag

Funabashi, T., Otoguro, H., Tanabe, T., Fujita, G., Koyanagi, K. & Yokoyama, R., 2000 Sep 1, In : University Power Engineering Conference 2000 (UPEC2000).

Research output: Contribution to journalArticle

An influence of voltage sag duration on nonutility generator's shaft torque

Funabashi, T., Otoguro, H., Fujita, G., Koyanagi, K. & Yokoyama, R., 2000, 2000 IEEE Power Engineering Society, Conference Proceedings. Institute of Electrical and Electronics Engineers Inc., Vol. 1. p. 153-158 6 p. 849946

Research output: Chapter in Book/Report/Conference proceedingConference contribution

10 Citations (Scopus)

An Influence of Voltage Sag Duration on Non-utility Generator’s Shaft Torque

Funabashi, T., Otoguro, H., Fujita, G., Koyanagi, K. & Yokoyama, R., 2000 Jan 1, In : IEEE PES Winter Meeting 2000.

Research output: Contribution to journalArticle

An influence of voltage sag on non-utility generator shaft torque

Funabashi, T., Otoguro, H., Tanabe, T., Fujita, G., Koyanagi, K. & Yokoyama, R., 2000 Dec 1, p. 2463-2468. 6 p.

Research output: Contribution to conferencePaper

8 Citations (Scopus)

Local Power Flow Based Controller for Large Scale Power System

Kakinoki, T., Fujita, G., Nakano, T., Goswami, P. K., Yokoyama, R. & Shirai, G., 2000 Sep 1, In : University Power Engineering Conference 2000 (UPEC2000).

Research output: Contribution to journalArticle

Local power flow based TCSC controller for large-scale power system

Kakinoki, T., Fujita, G., Nakano, T., Goswami, P. K., Yokoyama, R. & Shirai, G., 2000 Dec 1. 1 p.

Research output: Contribution to conferencePaper

Visualization of multi-machine power system dynamics

Kakinoki, T., Shinada, Y., Fujita, G., Nakano, T. & Yokoyama, R., 2000 Dec 1. 1 p.

Research output: Contribution to conferencePaper

1 Citation (Scopus)

Visualization of Multi-machine System Dynamics

Kakinoki, T., Shinada, Y., Fujita, G., Nakano, T. & Yokoyama, R., 2000 Sep 1, In : University Power Engineering Conference 2000 (UPEC2000).

Research output: Contribution to journalArticle

Visualization of subsynchronous Resonance

Kakinoki, T., Takahashi, K., Fujita, G., Nakano, T. & Yokoyama, R., 2000 Jul 1, In : The International Conference on Electrical Engineering2000 (ICEE2K).

Research output: Contribution to journalArticle

1999

Linear Matrix Inquality Based TCSC Contoroller Considering Load Characterstic

Ishimaru, M., Shirai, G., Fujita, G. & Yokoyama, R., 1999 Aug 1, In : The International Conference on Electrical Engoneering’99(ICEE’99). p. 105-108

Research output: Contribution to journalArticle

Performance Assessment on Local Power Flow Based TCSC Contoroller

Fujita, G., Niioka, S., Yokoyama, R. & Shirai, G., 1999 May 1, In : International Power Engineering Conference 1999(IPEC’99). p. 236-239

Research output: Contribution to journalArticle

Quadrature Booster for Opimistation of Power Flow

Goswami, P. K., Yokoyama, R. & Fujita, G., 1999 Aug 1, In : Budapest PowerTech’99. p. 21-11

Research output: Contribution to journalArticle

Quadrature booster for optimisation of power flow

Goswami, P. K., Yokoyama, R. & Fujita, G., 1999 Jan 1, International Conference on Electric Power Engineering, PowerTech Budapest 1999. Institute of Electrical and Electronics Engineers Inc., 1 p. 826621

Research output: Chapter in Book/Report/Conference proceedingConference contribution

3 Citations (Scopus)

TCSC Control Based on Linear Matrix Inequality

Ishimaru, M., Shirai, G., Fujita, G. & Yokoyama, R., 1999 Aug 1, In : Budapest PowerTech’99. p. 97-44

Research output: Contribution to journalArticle

3 Citations (Scopus)
1998

An H-inf based PSS for Multi Machine Stabilization’

Goswami, P. K., Fujita, G., Yokoyama, R. & Devi, A., 1998 Aug 1, In : POWERCON’98.

Research output: Contribution to journalArticle

An H based PSS for multi-machine stabilisation

Goswami, P. K., Devi, A., Yokoyama, R. & Fujita, G., 1998 Jan 1, POWERCON 1998 - 1998 International Conference on Power System Technology, Proceedings. Institute of Electrical and Electronics Engineers Inc., Vol. 2. p. 781-784 4 p.

Research output: Chapter in Book/Report/Conference proceedingConference contribution

Decentralzed Load Frequency Control Based On H-inf Control with Observer Theory

Niioka, S., Yokoyama, R., Ishii, T., Shirai, G. & Fujita, G., 1998 Jul 1, In : The International Conference on Electrical Engineering’98(ICEE’98). p. 214-217

Research output: Contribution to journalArticle

Digital PSS for Multi-machinne Stabillty’

Goswami, P. K., Fujita, G., Yokoyama, R. & Devi, A., 1998 Sep 1, In : Universities Power Engineering Confence’98(UPEC’98). p. 30-32

Research output: Contribution to journalArticle

Local Power Flow based Deccentralized TCSC Controller

Fujita, G., Goswami, P. K. & Yokoyama, R., 1998 Aug 1, In : POWERCON’98. p. 353-356

Research output: Contribution to journalArticle

3 Citations (Scopus)

New Methodology for the design of Power Flow TCSC Contoller’

Fujita, G., Goswami, P. K., Yokoyama, R. & Shirai, G., 1998 Sep 1, In : Universities Power Engineering Conference’98(UPEC’98).

Research output: Contribution to journalArticle

1997

An Anti-Windup Schme for Power Satbility Improvement

P.K.Goswami, P. K. G. & Fujita, G., 1997 Oct 1, In : Power Technology & Power System Technology Reseach Association. p. 97-132

Research output: Contribution to journalArticle

Branch Overload Alleviation by Flexible Coordination of Generation Rescheding and Load-Shedding

Niimura, T., Yokoyama, R., Goswami, P. K. & Fujita, G., 1997 Jul 1, In : Intelligent System Appricaton to Power Systems (ISAP’97). p. 84-88

Research output: Contribution to journalArticle

Comparative Performance of Hoo and LQG Controllers for Power System Stability Improvement

Yokoyama, R., Goswami, P. K. & Fujita, G., 1997 Oct 1, In : The 29th North American Power Symposium (NAPS’97). p. 211-217

Research output: Contribution to journalArticle

FACTS stabilization control for multi-machine power system

Fujita, G., Yokoyama, R., Koyanagi, K., Shiratori, S., Takeuchi, S. & Shirai, G., 1997 Dec 1, p. 17-20. 4 p.

Research output: Contribution to conferencePaper

1 Citation (Scopus)

FACTS Stabilization Control for Multi-Machine Power Systems

Fujita, G., Yokoyama, R., Shiratori, S., Takeuchi, S. & Shirai, G., 1997 Sep 1, In : University of Power Engineering Conference ’97 (UPEC’97). p. 17-20

Research output: Contribution to journalArticle

1 Citation (Scopus)

Local optimal load-shedding with allowance for voltage deviation

Fujita, G. & Shirai, G., 1997 Jan 1, In : Electrical Engineering in Japan (English translation of Denki Gakkai Ronbunshi). 119, 1, p. 35-44 10 p.

Research output: Contribution to journalArticle

New Autonomous Load-Shedding Scheme Based on Local Information

Fujita, G., Yokoyama, R., Takeuchi, S. & Shirai, G., 1997 Aug 1, In : IFAC/CIGRE Symposium on Control of Power System and Power Plants (CPSPP’97). p. 494-499

Research output: Contribution to journalArticle

Power system stabilizing control using variable series capacitor based on HINF control theory considering AVR and governor

Fujita, G., Yokoyama, R., Niimura, T., Makita, D., Takeuchi, S. & Shirai, G., 1997 Jan 1, In : Canadian Conference on Electrical and Computer Engineering. 1, p. 43-46 4 p.

Research output: Contribution to journalConference article

3 Citations (Scopus)

Power System Stabilizing Control Using Variable Series Capasitor Based on Hoo Control Theory Considering AVR and Governor

Fujita, G., Yokoyama, R., Niimura, T., Makita, D., Takeuchi, S. & Shirai, G., 1997 May 1, In : Canadian Conference on Electrical Engineering 1997 (CCECE’97). p. 43-46

Research output: Contribution to journalArticle

3 Citations (Scopus)

Stabilization of Multi-Machine Power System Using Variable Series Copacitor with Hoo Control Theory

Fujita, G., Yokoyama, R., Shiratori, S., Takeuchi, S. & Shirai, G., 1997 Jul 1, In : Intelligent System Application to Power Systems (ISAP’97). p. 207-212

Research output: Contribution to journalArticle

Stabilizing Control Coordirating Variable Series Capacitor, AVR and Governor in Large Scale Power System

Fujita, G., Yokoyama, R., Makita, D., Takeuchi, S. & Shirai, G., 1997 Jul 1, In : The International Conference on Electrical Engineering ’97 (ICEE’97). p. 330-333

Research output: Contribution to journalArticle

1996

A New Method to Estimate the Amount of Power Outage Based on the Idea of Inverse Problem

Fujita, G., Shirai, G. & Yokoyama, R., 1996 Jul 1, In : International Federation of Automatic Control ’96 (IFAC’96). p. 157-162

Research output: Contribution to journalArticle

Optimal load-shedding using local information

Fujita, G. & Shirai, G., 1996 Jan 1, In : Electrical Engineering in Japan (English translation of Denki Gakkai Ronbunshi). 116, 2, p. 32-51 20 p.

Research output: Contribution to journalArticle

1995

Automatic Generation Control Considering Generation Rate Constraints Based on Observer Theory

Shirai, G., Kawakami, S. & Fujita, G., 1995 Jun 1, In : Stockholm Power Tech. p. 211-216

Research output: Contribution to journalArticle