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Research Output 1994 2019

  • 512 Citations
  • 12 h-Index
  • 156 Article
  • 84 Conference contribution
  • 1 Chapter
  • 1 Conference article
16 Citations (Scopus)

Evaluation of micro-grid supply and demand stability for different interconnections

Uno, Y., Fujita, G., Yokoyama, R., Matubara, M., Toyoshima, T. & Tsukui, T., 2006, First International Power and Energy Conference, (PECon 2006) Proceedings. p. 611-616 6 p. 4154568

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

Power generation
Distributed power generation
System stability
1 Citation (Scopus)

Evaluation of the power transaction considering the transmission use of system charges and system constraints

Afandi, A. N., Wibawa, A. P., Padmantara, S., Fadlika, I., Gumilar, L., Wahyono, I. D., Lestari, D., Handayani, A. N., Aripriharta, Miyauchi, H., Fujita, G., Tutkun, N., Sulistyorini, Y. & El-Shimy, M., 2018 Jan 1, In : ICIC Express Letters, Part B: Applications. 9, 10, p. 1041-1050 10 p.

Research output: Contribution to journalArticle

Costs
Economics
Deregulation
Operating costs
Sales
3 Citations (Scopus)

Evaluation technique of turbine shaft fatigue in private-generation systems using consumption rate of shaft life cycle

Kakinoki, T., Yokoyama, R., Fujita, G., Koyanagi, K. & Funabashi, T., 2002, PowerCon 2002 - 2002 International Conference on Power System Technology, Proceedings. Institute of Electrical and Electronics Engineers Inc., Vol. 2. p. 779-783 5 p. 1047505

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

Life cycle
Turbines
Torque
Fatigue of materials
Turbogenerators

Experimental study of a doubly-fed rotary frequency converter

Takemoto, Y., Fujita, G., Yokoyama, R., Koyanagi, K. & Funabashi, T., 2010, In : Electrical Engineering in Japan (English translation of Denki Gakkai Ronbunshi). 170, 4, p. 26-34 9 p.

Research output: Contribution to journalArticle

Frequency converters
Wind power
Power generation
Electric potential
Power quality

Experimental study on doubly-fed rotary frequency converter

Takemoto, Y., Fujita, G., Yokoyama, R., Koyanagi, K. & Funabashi, T., 2008, In : IEEJ Transactions on Power and Energy. 128, 6

Research output: Contribution to journalArticle

Frequency converters
Wind power
Power generation
Electric potential
Power quality
1 Citation (Scopus)
braking
Braking
resistors
Resistors
Synchronous generators

Experimental study on improvement of transient stability with braking resistor

Iida, S., Imamura, S., Shirai, G. & Fujita, G., 2006, In : IEEJ Transactions on Power and Energy. 126, 9, p. 894-900 7 p.

Research output: Contribution to journalArticle

Braking
Resistors
Electric industry
Synchronous generators
Voltage control
1 Citation (Scopus)

Experimental study on rotary frequency converter

Takemoto, Y., Fujita, G., Hasegawa, K., Koyanagi, K., Funabashi, T. & Yokoyama, R., 2005, Proceedings of the 13th International Conference on Intelligent Systems Application to Power Systems, ISAP'05. Vol. 2005. p. 385-390 6 p. 1599294

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

Frequency converters
Wind power
Power generation
Electric potential
Power quality

Extending Subway Network — Opening to Traffic Tokyo Metro Fukutoshin Line —

Tokunaga, M., Nishimura, R., Fujita, G. & Furuse, M., 2008 Jan 1, In : Journal of the Institute of Electrical Engineers of Japan. 128, 6, p. 342-345 4 p.

Research output: Contribution to journalArticle

Subways
1 Citation (Scopus)

FACTS stabilization control for multi-machine power system

Fujita, G., Yokoyama, R., Koyanagi, K., Shiratori, S., Takeuchi, S. & Shirai, G., 1997, Proceedings of the Universities Power Engineering Conference. Anon (ed.). Iraklio, Greece: Technological Educational Institute, Vol. 1. p. 17-20 4 p.

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

Capacitors
Stabilization
Governors
Short circuit currents
Damping
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

2 Citations (Scopus)

Fault current limiter based on series active compensator

Okawa, T., Tung, N. X., Fujita, G., Takemoto, Y. & Horikoshi, K., 2011, Conference Proceedings - IEEE Applied Power Electronics Conference and Exposition - APEC. p. 1564-1568 5 p. 5744802

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

Fault current limiters
Electric fault currents
Electric potential
Fault detection
Electric power distribution
Relay protection
Electric fault currents
Electric potential
Fault detection
Electric power distribution
14 Citations (Scopus)

Field tests of a microgrid control system

Funabashi, T., Fujita, G., Koyanagi, K. & Yokoyama, R., 2006, 41st International Universities Power Engineering Conference, UPEC 2006, Conference Procedings. Vol. 1. p. 232-236 5 p. 4218679

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

Control systems
Adaptive control systems
Fuzzy systems
Energy storage
Power generation

Frequency Control by Rotary Frequency Converter for Wind Farm in Interconnected Power System

Fujita, G., Ezaki, K., Nakano, T., Yokoyama, R., Koyanagi, K. & Funabashi, T., 2002 Jul 1, In : ICEE 2002 JEJU.

Research output: Contribution to journalArticle

3 Citations (Scopus)

Global maximum power point tracking under shading condition and hotspot detection algorithms for photovoltaic systems

Gosumbonggot, J. & Fujita, G., 2019 Jan 1, In : Energies. 12, 5, 882.

Research output: Contribution to journalArticle

Open Access
Irradiation
Photovoltaic cells
Fault detection
Networks (circuits)
Testing

Heat Control Dynamics of SOFC Model

Y.Uno, Y. U., G.Fujita, G. F., R.Yokoyama, R. Y., K.Koyanagi, K. K., T.Toyoshima, T. T., T.Funabashi, T. F., M.Nomura, M. N. & Fujita, G., 2007 Dec 1, In : ICPS2007.

Research output: Contribution to journalArticle

High Ratio DC-DC Converter for Distributed Generation Application

Rizqiawan, A., Sutrisna, K. F., Dahono, P. A. & Fujita, G., 2009 Dec 1, In : 2009 International Symposium on Sustainable Energy (ISSE2009).

Research output: Contribution to journalArticle

How to Use Battery Which Is Effective for Power Supply

Kusaba, Y., Fujita, G., Funabashi, T., Nomura, N. & Yokoyama, R., 2008 Oct 1, In : 2008 International Symposium on Sustainable Energy (ISSE2008).

Research output: Contribution to journalArticle

2 Citations (Scopus)

Impact of a virtual resistor on the input admittance of a grid-connected inverter

Rizqiawan, A., Fujita, G., Funabashi, T. & Nomura, M., 2013 Mar, In : IEEJ Transactions on Electrical and Electronic Engineering. 8, 2, p. 190-198 9 p.

Research output: Contribution to journalArticle

Resistors
Controllability
Numerical analysis

Impact of double-loop controller on grid connected inverter input admittance using virtual resistor

Rizqiawan, A., Fujita, G., Funabashiy, T. & Nomuray, M., 2011, 2011 IEEE Applied Power Electronics Colloquium, IAPEC 2011. p. 170-175 6 p. 5779853

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

Resistors
Controllers
Controllability
Numerical analysis

Impact of fault resistance on impedance relay: Adaptive Mho directional type scheme development using LabVIEW

Majambere, D. & Fujita, G., 2017 Dec 19, TENCON 2017 - 2017 IEEE Region 10 Conference. Institute of Electrical and Electronics Engineers Inc., Vol. 2017-December. p. 3006-3011 6 p.

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

Relay protection
Graphical user interfaces
Discrete Fourier transforms
MATLAB
Electric potential

Impact of Harmonics on Tripping Time and Coordination of Overcurrent Relay

N.X.Tung, N. X. T., G.Fujita, G. F., M.A.S.Masoum, M. A. S. M., S.M.Islam, S. M. I. & Fujita, G., 2007 Nov 1, In : 7th WSEAS International Conference on Electrical Power Systems,High Voltages,Electric Machines.

Research output: Contribution to journalArticle

Impact of Power Quarity on Protection System in Distribution Power Network

N.X.Tung, N. X. T., G.Fujita, G. F. & Fujita, G., 2008 Feb 1, In : The 2nd South East Asian Techinical University Consortium Symposium. p. 11-12

Research output: Contribution to journalArticle

Improvement of Load Frequency Control After Deregulation Using Doubly-Fed Rotary Frequency Converter

Nakamura, A., Fujita, G., Yokoyama, R., Koyanagi, K. & Funabashi, T., 2004 Nov 1, In : ICPS2004 (International Conference on Power Systems 2004).

Research output: Contribution to journalArticle

Improvement of Transient Stability Using Dynamic Braking Resistor and Shunt Capacitor for Various Fault Points

Imamura, S., Shirai, G., Yokoyama, R. & Fujita, G., 2004 Jul 1, In : ICEE 2004 Sapporo.

Research output: Contribution to journalArticle

Influence of Power Quality on Operation of Protection System

N.X.Tung, N. X. T., G.Fujita, G. F. & Fujita, G., 2007 Dec 1, In : ISSE2007. p. 63-66

Research output: Contribution to journalArticle

Introduction Evaluation of Micro Wind Power Generation System

Mineo, T., Fujita, G., Konno, Y. & Asano, T., 2011 Feb 1, In : The 5th South East Asian Technical University Consortium (SEATUC) Symposium.

Research output: Contribution to journalArticle

2 Citations (Scopus)

Investigation of ZVS condition for dual-active-bridge converter using dual-phase-shift modulation

Dinh, N. D., Tuyen, N. D., Fujita, G. & Muhtazaruddin, M. N. B., 2015 Mar 23, Asia-Pacific Power and Energy Engineering Conference, APPEEC. March ed. IEEE Computer Society, Vol. 2015-March. 7066119

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

Phase shift
Switches
Modulation
Electric potential

Islanding detection in DC network

Son, T. T., Fujita, G. & Tuyen, N. D., 2017 Dec 19, 2017 52nd International Universities Power Engineering Conference, UPEC 2017. Institute of Electrical and Electronics Engineers Inc., Vol. 2017-January. p. 1-5 5 p.

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

Variable speed drives
Domestic appliances
Solar wind
Electric arcs
Water waves
3 Citations (Scopus)

Islanding detection method based on injecting perturbation signal and rate of change of output power in DC grid-connected photovoltaic system

Tran, T. S., Nguyen, D. T. & Fujita, G., 2018 Jan 1, In : Energies. 11, 5, en11051313.

Research output: Contribution to journalArticle

Distributed power generation
Reactive power

Islanding Detection Method Based on Two Rounds of Impedance Measurement

Tuyen, N. D., Fujita, G., Funabashi, T. & Grid, M. N., 2010 Sep 1, In : 平成22年電気学会電力・エネルギー部門大会.

Research output: Contribution to journalArticle

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

3 Citations (Scopus)

Load following characteristics and operating temperature control of SOFC simulation

Tuyen, N. D., Fujita, G., Yokoyama, R., Koyanagi, K., Funabashi, T. & Nomura, M., 2009 Dec 16, Transmission and Distribution Conference and Exposition: Asia and Pacific, T and D Asia 2009. 5356879

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

Solid oxide fuel cells (SOFC)
Temperature control
Fuel cells
Reforming reactions
Natural gas
6 Citations (Scopus)

Load frequency control for utility interaction of wide-area power system interconnection

Nakayama, K., Fujita, G. & Yokoyama, R., 2009 Dec 16, Transmission and Distribution Conference and Exposition: Asia and Pacific, T and D Asia 2009. 5356942

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

Electric power system interconnection
Large scale systems
HVDC power transmission
Gain control
Power electronics
Electric potential
Outages
Quadratic programming
Computer simulation

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

3 Citations (Scopus)

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

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, Proceedings of the Universities Power Engineering Conference. p. 178 1 p.

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

Thyristors
Capacitors
Controllers
Stabilization
Damping

Modeling a SOFC Power Unit Using Directly-Fed Natural Gas

Tuyen, N. D. & Fujita, G., 2012 Apr 1, In : Default journal.

Research output: Contribution to journalArticle

Module-type power system training device for project-based learning in power system education

Hanafi, Z. A. B., Fujita, G. & Rizqiawan, A., 2018 Mar 29, Proceeding - 2017 5th International Conference on Electrical, Electronics and Information Engineering: Smart Innovations for Bridging Future Technologies, ICEEIE 2017. Handayani, A. N., Widiyaningtyas, T., Lestari, D., Agustin, W., W., A. P., Afandi, A. N., Amalia, R., D.W., E. P., Wibowo, F. S., Kusumo, G. R., Fadlika, I., Sendari, S., Dewi, A. K., Soraya, D. U. & M, P. P. (eds.). Institute of Electrical and Electronics Engineers Inc., Vol. 2018-January. p. 170-175 6 p.

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

Education
Students
Teaching
Curricula
1 Citation (Scopus)

Multi-area economic dispatch in bulk system using self-learning Cuckoo search algorithm

Nguyen, K. P. & Fujita, G., 2017 Dec 19, 2017 52nd International Universities Power Engineering Conference, UPEC 2017. Institute of Electrical and Electronics Engineers Inc., Vol. 2017-January. p. 1-6 6 p.

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

Economics
Large scale systems
Electric lines
Costs
4 Citations (Scopus)

Multi-area economic dispatch using Hybrid Cuckoo search algorithm

Nguyen, K. P., Dinh, N. D. & Fujita, G., 2015 Nov 30, Proceedings of the Universities Power Engineering Conference. IEEE Computer Society, Vol. 2015-November. 7339777

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

Economics
Teaching
Costs
3 Citations (Scopus)

Multi-machine power systems stabilizing control using output feedback excitation system

Numajiri, T., Shirai, G., Yokoyama, R., Machi, S. & Fujita, G., 2003 Jan 1, In : IFAC Proceedings Volumes (IFAC-PapersOnline). 36, 20, p. 169-173 5 p.

Research output: Contribution to journalConference article

Feedback
Deregulation
Circuit theory
Feedback control

Multi-Machine Power Systems Stabilizing Control Using Output Feedback Excitation System

Numajiri, T., Shirai, G., Yokoyama, R., Machi, S. & Fujita, G., 2004 Jan 1, In : IFAC2004.

Research output: Contribution to journalArticle

Natural Energy Power Generation Output Change Stabilization Control

Takemoto, Y., Yamamoto, T., Harada, T. & Fujita, G., 2009 Feb 1, In : The 3rd South East Asian Technical University Consorsium (SEATUC) Symposium.

Research output: Contribution to journalArticle