Yoshifumi Zoka

Last Updated :2024/02/01

Affiliations, Positions
Graduate School of Advanced Science and Engineering, Professor
Web Site
E-mail
zohiroshima-u.ac.jp
Other Contact Details
1-4-1 KAGAMIYAMA, HIGASHIHIROSHIMA, Japan
TEL : (+81)82-424-7667 FAX : (+81)82-424-3586
Self-introduction
Power System Engineering: We are trying to contribute to the electric energy field, in particular, for SDGs, renewable energy utilization and so on.

Basic Information

Major Professional Backgrounds

  • 2007/04/01, 2007/05/31, Hiroshima University, Graduate School of Engineering, Assistant Professor
  • 2001/04/01, 2007/03/31, Hiroshima University, Graduate School ofEngineering, Research Associate
  • 2007/06/01, 2020/03/31, Hiroshima University, Graduate School of Engineering, Associate Professor
  • 1997/04/01, 2001/03/31, Hiroshima University, Faculty of Engineering, Research Associate
  • 2002/06/04, 2003/05/29, University of Washington, School of Engineering, Visiting Research Associate

Educational Backgrounds

  • Hiroshima University, Graduate School, Division of Engineering, System Engineering, Japan, 1995/04, 1997/03
  • Hiroshima University, Faculty of Engineering, Japan, 1989/04, 1993/03

Academic Degrees

  • Dr. Eng., Hiroshima University
  • Master of Engineering, Hiroshima University

Educational Activity

  • [Bachelor Degree Program] School of Engineering : Cluster 2(Electrical, Electronic and Systems Engineering) : Program of Electrical,Systems and Information Engineering
  • [Master's Program] Graduate School of Advanced Science and Engineering : Division of Advanced Science and Engineering : Electrical, Systems, and Control Engineering Program
  • [Master's Program] Graduate School of Advanced Science and Engineering : Division of Advanced Science and Engineering : Smart Innovation Program
  • [Doctoral Program] Graduate School of Advanced Science and Engineering : Division of Advanced Science and Engineering : Electrical, Systems, and Control Engineering Program
  • [Doctoral Program] Graduate School of Advanced Science and Engineering : Division of Advanced Science and Engineering : Smart Innovation Program

In Charge of Primary Major Programs

  • Electrical and Electronic Engineering
  • Electronic Devices and Systems
  • Systems Engineering

Research Fields

  • Engineering;Electrical and electronic engineering;Power engineering / Power conversion / Electric machinery

Affiliated Academic Societies

  • The Institute of Electrical and Electronics Engineers, 1999
  • Institute of Electric Engineers of Japan, 1993
  • The Institute of Electrical Installation Engineers of Japan
  • Japan Society of Energy and Resources

Educational Activity

Course in Charge

  1. 2023, Liberal Arts Education Program1, 1Term, Carbon-neutral Science and Technology
  2. 2023, Liberal Arts Education Program1, 1Term, Introductory Seminar for First-Year Students
  3. 2023, Undergraduate Education, 3Term, Electric Circuit Theory I
  4. 2023, Undergraduate Education, 3Term, High-voltage Engineering
  5. 2023, Undergraduate Education, 4Term, Power System Engineering
  6. 2023, Undergraduate Education, 3Term, Regulations for Electrical Facilities
  7. 2023, Undergraduate Education, Year, Graduation Thesis
  8. 2023, Graduate Education (Master's Program) , 1Term, Special Exercises on Electrical, Systems, and Control Engineering A
  9. 2023, Graduate Education (Master's Program) , 2Term, Special Exercises on Electrical, Systems, and Control Engineering A
  10. 2023, Graduate Education (Master's Program) , 3Term, Special Exercises on Electrical, Systems, and Control Engineering A
  11. 2023, Graduate Education (Master's Program) , 4Term, Special Exercises on Electrical, Systems, and Control Engineering A
  12. 2023, Graduate Education (Master's Program) , 3Term, Special Exercises on Electrical, Systems, and Control Engineering B
  13. 2023, Graduate Education (Master's Program) , 4Term, Special Exercises on Electrical, Systems, and Control Engineering B
  14. 2023, Graduate Education (Master's Program) , Academic Year, Special Study on Electrical, Systems, and Control Engineering
  15. 2023, Graduate Education (Master's Program) , Academic Year, Special Study on Electrical, Systems, and Control Engineering
  16. 2023, Graduate Education (Master's Program) , 1Term, Electric Power System Operation
  17. 2023, Graduate Education (Master's Program) , Intensive, Special Lecture on Electrical, Systems, and Control Engineering E
  18. 2023, Graduate Education (Doctoral Program) , Academic Year, Special Study on Electrical, Systems, and Control Engineering
  19. 2023, Graduate Education (Doctoral Program) , Academic Year, Special Study on Electrical, Systems, and Control Engineering

Award of Education

  1. 2013/12/12, Gracduate School of Engineering

Research Activities

Academic Papers

  1. Adaptive MPC-Based Load Frequency Control for Microgrids Considering High Penetration of Renewable Energy, IEEJ PES-IEEE PES Thailand Joint Symposium on Advanced Technology in Power Systems 2023, 202303
  2. Frequency Regulation of an Islanded Microgrid Using Adaptive Model Predictive Control, Grand Renewable Energy 2022 International Conference, 20221213
  3. An Optimal Approach for Voltage Regulation and PV Hosting Capacity Enhancement Using Nodal Pricing, Proceedings of the 23rd International Middle East Power Systems Conference (MEPCON) 2022, 20221213
  4. Adaptive MPC-Based Cooperative Frequency Control for Community Microgrid, 2022 4th International Conference on Smart Power & Internet Energy Systems (SPIES2022), 20221209
  5. Autonomous Distrubuted Frequency Control for the Management of Energy Storage Systems in Microgrid, IEEE Sustainable Power and Energy Conference (iSPEC) 2022, 20221204
  6. Day-ahead Photovoltaic Power Forecasting for Microgrid System Operation, 33rd International Photovoltaic Science and Engineering Conference (PVSEC-33), 13-17, 20221113
  7. A Voltage Control Method for Distribution Systems Based on P&Q Nodal Prices using PV-PCSs, 33rd International Photovoltaic Science and Engineering Conference (PVSEC-33), 20221113
  8. Effect of PV-based Grid-Forming Inverter on the Power System Stability, 33rd International Photovoltaic Science and Engineering Conference (PVSEC-33), 20221113
  9. A New Monitoring and Control Method for Improving Voltage Stability Margin, The 11th International Conference on Innovative Smart Grid Technologies, 20221101
  10. Day-ahead Generation Schedule Considering Community Microgrid's Uncertainties, The 11th International Conference on Innovative Smart Grid Technologies, 20221101
  11. Photovoltaic Power Forecasting using Iterative Network Pruning Technique for Renewable-based Microgrid, ISAP Online Event 2022 Machine Learning and AI for Sustainable Power and Energy Systems, 20221014
  12. An Interconnected Prosumer Energy Management System Model for Improved Outage Resilience, 2022 IEEE PES/IAS PowerAfrica Conference, 20220822
  13. Development of Single-phase Synchronous Inverter for Grid Stabilization, Proc. of 11th Bulk Power System Dynamics and Control Symposium (IREP 2022), 20220725
  14. Microgrid Operation Planning Method Using An IGDT-based Robust Optimization, 2022 IEEE Power & Energy Society General Meeting, 20220717
  15. A Single-Phase Interconnected Prosumer Control Model for Improved Outage Resilience, 2022 IEEE Power & Energy Society General Meeting, 20220717
  16. A Robust Economic Load Dispatch in Community Microgrid Considering Incentive-based Demand Response, 11th Symposium on Control of Power and Energy Systems, 20220621
  17. Latched Limit Strategy for Single-phase Synchronous Inverter for Realization of Designed Grid Forming Performance, 11th Symposium on Control of Power and Energy Systems, 20220621
  18. Novel Agent-Based Voltage Control Methods for PV Prosumers Using Nodal Price, Proc. of the 22nd Power Systems Computation Conference, 20220601
  19. Optimal Generation Re-dispatch with CCT and Transmission Constraints Using Bi-level Optimization, IEEE Transmission & Distribution 2022, 20220425
  20. Comprehensive Solution Method Considering Load Distribution for Determining Low-Voltage Network Configurations, Transactions on Enectrical and Electronic Engineering, 18(6), 1023-1032, 20230418
  21. Single-phase Synchronous Inverter with Overcurrent Protection using Current Controller with Latched Limit Strategy, IEEJ Transactions on Electrical and Electronic Engineering, 18(6), 1001-1014, 20230207
  22. A Resilient Prosumer Model for Microgrid Communities with High PV Penetration, Energies, 16(2), 20230104
  23. A Novel Adaptive Model Predictive Frequency Control Using Unscented Kalman Filter, Electric Power Systems Research, 213(108721), 202212
  24. Novel Agent-based Voltage Control Methods for PV Prosumers Using Nodal Price, Electric Power Systems Research, 213(108407), 202212
  25. A Deriving Method for System Configuration Candidates of Outage Works by Considering Uncertainty of Power Supply ——A Study on Severe Power Flow Conditions——, IEEJ Transactions on Power and Energy, 142(6), 287-294, 20220601
  26. Solar Power Prediction Using Iterative Network Pruning Technique for Renewable-based Microgrid, 2021 IEEE 12th International Workshop on Computational Intelligence and Applications (IWCIA2021), 20211106
  27. A Study on Utilizing Interval Arithmetic to Low-voltage Distribution Grid Planning, The 20th International Symposium on Communications and Information Technologies (ISCIT 2021), 20211019
  28. Development of an Energy Management System Tool for Disaster Resilience in Islanded Microgrid Networks, The 20th International Symposium on Communications and Information Technologies (ISCIT 2021), 20211019
  29. Prosumer Control Strategy for A Robust Microgrid Energy Management System, IEEE PES Innovative Smart Grid Technologies Conference 2021, 20211018
  30. An Energy Management System for Disaster Resilience in Islanded Microgrid Networks, 2021 IEEE PES/IAS PowerAfrica, 20210823
  31. A Study on Re-design of the Neural Network Structure for Photovoltaic Power Generation Forecast by using Iterative Pruning Algorithm, The International Council on Electrical Engineering Conference (ICEE2021), 20210705
  32. A Method for the Computation of PV Curve using a Novel Voltage Control Method in Power Systems, IEEJ Transactions on Power and Energy, 141(7), 520-527, 20210701
  33. A Study on the Configuration of Low-Voltage Distribution Networks for High Penetration of Photovoltaic Power Sources, IEEJ TRANSACTIONS ON ELECTRICAL AND ELECTRONIC ENGINEERING, 16(7), 965-972, 20210607
  34. Development of a Day-ahead Market Simulator based on Strategic Behaviors of Power Producers, IEEJ Transactions on Power and Energy, 141(6), 473-483, 20210601
  35. A Study on Power Sharing Control Considering State of Charge of Prosumer's Batteries in Local Community, The Transactions of the Institute of Electrical Installation Engineers of Japan, 41(3), 19-28, 20210401
  36. A Novel Energy Management Approach to Networked Microgrids for Disaster Resilience, 2021 International Symposium on Devices, Circuits and Systems (ISDCS), 20210303
  37. A Novel Economic Load Dispatch Method for Microgrid Considering Incentive-based Demand Response, The 4th International workshop on Power Engineering in Remote Islands IWPI2021), 20210204
  38. Development of An Energy Management Tool for Community Disaster Resilience, The 4th International workshop on Power Engineering in Remote Islands (IWPI2021), 20210204
  39. Distributed control of Islanded Microgrids Based on Battery SOC in Disaster situations, 2020 IEEE PES Innovative Smart Grid Technologies Europe (ISGT-Europe), 20200826
  40. A Novel Energy Management Technique for Shared Solar and Storage Resources in Remote Communities, IEEE PES & IAS PowerAfrica Conference 2020, 20200825
  41. Optimal Voltage Control Strategy for Voltage Regulators in Active Unbalanced Distributed System Using Multi-Agents, IEEE PES General Meeting 2020, 20200802
  42. A Target Voltage Control Method for Distribution Systems based on Nodal P&Q Prices for PV Distributed Generators, IEEJ Transactions on Power and Energy, 140(6), 456-464, 20200601
  43. Optimal Voltage Control Strategy for Voltage Regulators in Active Unbalanced Distribution Systems Using Multi-Agents, IEEE Transactions on Power Systems, 35(2), 1023-1035, 20200301
  44. Prediction of DC-AC Converter Efficiency Degradation due to Device Aging Using a Compact MOSFET-Aging Model, IEICE Transaction on Electronics, E103.C(3), 119-126, 20200301
  45. Optimal Voltage Control Strategy for Voltage Regulators in Active Unbalanced Distribution Systems Using Multi-Agents, IEEE TRANSACTIONS ON POWER SYSTEMS, 35(2), 1023-1035, 20200301
  46. Real-time dynamic economic load dispatch integrated with renewable energy curtailment, Journal of International Council on Electrical Engineering, 9(1), 85-92, 20191203
  47. Battery Management System for Microgrid Customers, International Workshop on Power Engineering in Remote Islands(IWPI2019-Kaohsiung), 20190909
  48. Development of an EMS Simulator for the Purpose of Installation of Photovoltaic Power Generation and Storage Battery in a Customer - Considering Thermal Constraints of Storage Battery-, The Transactions of the Institute of Electrical Installation Engineers of Japan, 39(7), 41-49, 20190810
  49. Real-time Generation Schedule Considering Renewable Energy and Load Curtailments, The International Conference on Electrical Engineering, 1-6, 20190702
  50. A Novel Control Strategy of Batteries for Building Energy Management System, The International Conference on Electrical Engineering, 1-6, 20190702
  51. Robust Generation Scheduling using Supply and Demand Manager against High PV Penetration, The International Conference on Electrical Engineering, 1-5, 20190702
  52. Robust Power System Security Assessment with Confidence Intervals, The International Conference on Electrical Engineering, 1-5, 20190702
  53. A Novel Adaptive LFC Based on MPC Method, IEEJ Transactions on Electrical and Electronic Engineering, 14(8), 1145-1152, 20190605
  54. Transient stability monitoring and preventive control based on CCT distribution factor, ELECTRICAL ENGINEERING IN JAPAN, 207(4), 8-17, 20190527
  55. Proposal of a single-phase synchronous inverter with noninterference performance for power system stability enhancement and emergent microgrid operation, ELECTRICAL ENGINEERING IN JAPAN, 207(3), 3-13, 20190513
  56. Development of a Novel EMS Controller for Managing Distributed Batteries, International Workshop on Electric Power Control Centers, Session#3, 20190512
  57. Critical Conditions of Transient Stability, IEEJ Transactions on Power and Energy, 139(5), 349-355, 20190501
  58. Study of the Operational Strategy of Home Energy Management System with Photovoltaic Power Generation and Storage Battery, IEEJ Transactions on Power and Energy, 139(4), 234-239, 20190401
  59. Technical issues on distribution systems for mass introduction of PVs, Journal of Japan Solar Energy Society, 45(2), 41-47, 20190331
  60. Transient Stability Monitoring and Preventive Control based on CCT Distribution Factor, IEEJ Transactions on Power and Energy, 139(3), 198-205, 20190301
  61. Proposal of a Single-phase Synchronous Inverter with Non-interference Performance for Power System Stability Enhancement and Emergent Microgrid Operation, IEEJ Transactions on Power and Energy, 138(11), 893-901, 20181101
  62. A study for on-demand generation regulation control, Electrical Engineering in Japan, 205(3), 22-32, 20180925
  63. Transient Stability Monitoring and Preventive Control based on CCT, IEEE International Symposium on Devices, Circuits and Systems, 20180614
  64. Effective power system operation by using supply-demand manager, IEEE International Symposium on Devices, Circuits and Systems, 20180614
  65. ★, A Study for On-demand Generation Regulation Control, IEEJ Transactions on Power and Energy, 138(6), 432-441, 20180601
  66. An Effective Method for Distributed Voltage Control on System Reconfiguration and Improper Motion of Voltage Control Devices for Distribution Networks, IEEJ Transactions on Power and Energy, 138(1), 14-22, 20180101
  67. A Development of A Single-phase Synchronous Inverter for Grid Resilience and Stabilization, IEEE Innovative Smart Grid Technologies - Asia, 1-5, 20171204
  68. An Adaptive IMC-MPC Controller for Improving LFC Performance, IEEE Innovative Smart Grid Technologies - Asia, 1-5, 20171204
  69. Robust Dynamic Load Dispatch under Uncertainties, 10th Bulk Power Systems Dynamics and Control Symposium – IREP' 2017, 1-13, 20170827
  70. Real-time PV Forecasting Method for Energy Management Operation, The International Conference on Electrical Engineering, 1-6, 20170704
  71. A Simple and Reliable PV Forecasting Method for Local Area Energy Management, IEEJ Transactions on Power and Energy, 137(7), 538-545, 20170701
  72. Robust Power System Security Assessment Under Uncertainties Using Bi-Level Optimization, IEEE TRANSACTIONS ON POWER SYSTEMS, 33(1), 352-362, 20170403
  73. Robust Stochastic Dynamic Load Dispatch Against Uncertainties, IEEE TRANSACTIONS ON SMART GRID, 9(6), 5535-5542, 20170331
  74. A Proposal for Determining System Configurations during Outage Works Considering Highly Penetrated Photovoltaic Generation, IEEJ Transactions on Power and Energy, 137(2), 117-123, 20170201
  75. An On-Demand Generation Regulation for Small Independent Power Grids with a Selective Control, IFAC-PapersOnLine, 49(27), 158-163, 20161122
  76. Efficiency Analysis of SiC-MOSFET-Based Bidirectional Isolated DC/DC Converters, IEICE TRANSACTIONS ON ELECTRONICS, E99.C(9), 1065-1070, 20160901
  77. A Study on the Power System Security under Future Uncertainties An Examination based on the Robust Power System Security, ELECTRICAL ENGINEERING IN JAPAN, 197(1), 15-25, 20160620
  78. An Optimal Autonomous Decentralized Control Method for Voltage Control Devices Regulating Multiple Points of Voltages in Distribution Feeders, IEEJ Transactions on Power and Energy, 136(4), 355-364, 20160401
  79. A New Method of Evaluating Robust Power System Security against Uncertainties, IEEJ TRANSACTIONS ON ELECTRICAL AND ELECTRONIC ENGINEERING, 10(6), 636-643, 20151009
  80. An Optimal Autonomous Decentralized Control Method for Voltage Control Devices by Using a Multi-Agent System, IEEE TRANSACTIONS ON POWER SYSTEMS, 30(5), 2225-2233, 20141028
  81. A Novel Control Scheme of Voltage Source PWM Inverters for Improving Power System Stability, IEEJ P&ES Symposium on Advanced Technology in Power Systems 2014, 1-6, 20140301
  82. Robust Method for Detection of CUEP in Power Systems,, IEEJ Trans. on Power and Energy, 134(2), 162-169, 20140201
  83. Basic theory and methodology development of highly accurate simulation technology for power systems incorporating device-level modeling of the applied power electronics, JST-NSF-DFG Joint Workshop, 20140111
  84. Security issues for mega penetration of photovoltaic power generation in future electric power systems. A case study of stability for power swing oscillation using the IEEJ WEST 10-machine model, ELECTRICAL ENGINEERING IN JAPAN, 184(3), 1-13, 20130801
  85. An Application of Critical Trajectory Method to BCU Problem for Transient Stability Studies, IEEE TRANSACTIONS ON POWER SYSTEMS, 28(4), 4237-4244, 20130513
  86. Security issues for mega penetration of photovoltaic power generation in future electric power systems. A case study of stability for power swing oscillation using the IEEJ WEST 10-machine model, ELECTRICAL ENGINEERING IN JAPAN, 184(3), 1-13, 20130510
  87. A Study of Reallocation Planning for Section Switches Considering Employment Cost and Intermittent Renewable Energy, ELECTRICAL ENGINEERING IN JAPAN, 184(2), 36-43, 20130419
  88. Feasible solution for dynamic economic load dispatch using feasible operation region, IEEJ TRANSACTIONS ON ELECTRICAL AND ELECTRONIC ENGINEERING, 8(2), 116-122, 20130301
  89. Issues for power system operation for future renewable energy penetration: Robust power system security, ELECTRICAL ENGINEERING IN JAPAN, 182(1), 30-38, 20130115
  90. A Real-time Robust Dynamic ELD against Uncertainties of Renewable Energy Sources,, 2013 ISGT Innovative Smart Grid Technologies (ISGT), 1-5, 2013
  91. An On-demand Generation Regulation Control For Small Independent Power Grids With Effective EV Charging Control, 2013 UPEC 48th international Universities Power Engineering Conference (UPEC), 1-6, 2013
  92. Dynamic Load Dispatch For Power System Robust Security Against Uncertainties,, 2013 IREP Symposium-Bulk Power System Dynamics and Control ?IX (IREP), 2013
  93. Robust method for detection of CUEP for Power System Transient Stability Screening,, 2013 ISGT Innovative Smart Grid Technologies (ISGT), 1-5, 2013
  94. High-Speed Real-Time Dynamic Economic Load Dispatch, IEEE TRANSACTIONS ON POWER SYSTEMS, 27(2), 621-630, 20111019
  95. Feasible operation region for dynamic economic dispatch and reserve monitoring, EUROPEAN TRANSACTIONS ON ELECTRICAL POWER, 22(7), 924-936, 20110825
  96. FACTS Devices Allocation With Control Coordination Considering Congestion Relief and Voltage Stability, IEEE TRANSACTIONS ON POWER SYSTEMS, 26(4), 2302-2310, 20110814
  97. A direct method for obtaining critical clearing time for transient stability using critical generator conditions, EUROPEAN TRANSACTIONS ON ELECTRICAL POWER, 22(5), 674-687, 20110624
  98. Expected Security Cost-Based FACTS Device Allocation Using Hybrid PSO, IEEJ TRANSACTIONS ON ELECTRICAL AND ELECTRONIC ENGINEERING, 6(4), 331-337, 20110323
  99. Incorporating Penalty Function to Reduce Spill in Stochastic Dynamic Programming Based Reservoir Operation of Hydropower Plants, IEEJ TRANSACTIONS ON ELECTRICAL AND ELECTRONIC ENGINEERING, 5(5), 531-538, 20100825
  100. Application of Multi-Objective Evolutionary Optimization Algorithms to Reactive Power Planning Problem, IEEJ TRANSACTIONS ON ELECTRICAL AND ELECTRONIC ENGINEERING, 4(5), 625-632, 20090831
  101. Fast Computation of Thermal Capacity and Voltage TAC by Means of Homotopy Functions, ELECTRONICS AND COMMUNICATIONS IN JAPAN, 92(3), 17-23, 20090403
  102. A Study on the Effect of Generation Shedding to Total Transfer Capability by Means of Transient Stability Constrained Optimal Power Flow, IEEE TRANSACTIONS ON POWER SYSTEMS, 24(1), 347-355, 20090120
  103. A design for robust power system stabilizer by means of H-infinity control and particle swarm optimization method, ELECTRONICS AND COMMUNICATIONS IN JAPAN, 91(8), 34-43, 20081208
  104. Application and Comparison of Metaheuristic Techniques to Reactive Power Planning Problem, IEEJ TRANSACTIONS ON ELECTRICAL AND ELECTRONIC ENGINEERING, 3(6), 721-730, 20081027
  105. Multi-load level reactive power planning considering slow and fast VAR devices by means of particle swarm optimisation, IET GENERATION TRANSMISSION & DISTRIBUTION, 2(5), 743-751, 20080901
  106. A Design for Robust Power System Stabilizer by Means of H-infinity Control and Particle Swarm Optimization Method, ELECTRONICS AND COMMUNICATIONS IN JAPAN, 91(8), 34-43, 20080801
  107. Sensitivity analysis to operation margin of zone 3 impedance relays with bus power and shunt susceptance, IEEE TRANSACTIONS ON POWER DELIVERY, 23(1), 102-108, 20071226
  108. ★, An economic evaluation for an autonomous independent network of distributed energy resources, ELECTRIC POWER SYSTEMS RESEARCH, 77(7), 831-838, 20070501
  109. Controllability Analysis for Operation Margin of Zone 3 Impedance Relay, IEEJ Trans. PE, 127(3), 502-506, 20070301
  110. Operation margin analysis of zone 3 impedance relay based on sensitivities to power injection, IET GENERATION TRANSMISSION & DISTRIBUTION, 1(2), 312-317, 20070301
  111. An Economic Evaluation for an Autonomous Independent Network of Distributed Generators, Journal of the Institution of Engineers, Singapore, MECH & ELEC ENG.(SPECIAL ISSUE IPEC), 8.1-5, 20061201
  112. A PSO Approach to VAR planning considering slow and fast devices prices, Proc. of the International IEEE Conference on Systems, Man, and Cybernetics, 3, 1849-1854, 20061008
  113. A Mutual Interaction Problem of Distributed Generators Installed in an Autonomous Independent Small Grid, Proc. of the Renewable Energy 2006 International Conference and Exhibition, 1768-1771, 20061001
  114. A method for pricing VAR providers in the electricity markets considering voltage security, IEEJ TRANSACTIONS ON ELECTRICAL AND ELECTRONIC ENGINEERING, 1(3), 247-254, 20060927
  115. A Study on a New Distribution System Planning with Considering Distributed Generators Installation, Trans. IEE of Japan, PE, 126(8), 789-797, 20060801
  116. A Design for Robust Power System Stabilizer by Means of H-infinity Control and Particle Swarm Optimization Method, Trans. IEE of Japan, PE, 126(7), 679-686, 20060701
  117. Validation of a New Outage Work Planning Method Based on System Configuration Searching Technique for Maintaining High Supply Reliability, Proceedings of International Conference on Electrical Engineering, SE1-03, 20060701
  118. An Economic Evaluation for an Autonomous Independent Network of Distributed Generators, Proceedings of the International Power Engineering Conference, 20051201
  119. Feature extraction of AR as a performance index for load frequency controls of interconnected power systems, ELECTRICAL ENGINEERING IN JAPAN, 154(1), 20-28, 20051011
  120. A Study on Distribution Network Planning with Considering Ancillary Service Costs of Distributed Generators, Proceedings of International Conference on Electrical Engineering, SP1-03, ICEE-F0241, 20050701
  121. A Proposal of a New Method for Outage Work Planning Treated as a System Combination Problem Pursuing High Supply Reliability, Proceedings of the International Conference on Electrical Engineering, SP1-05, ICEE-F0256, 20050701
  122. A Study on Distribution Network Planning with Considering Customer's Utilization of Distributed Generators, Proceedings of the IEEE International Symposium on Circuits and Systems, C2L-F.1, 20050701
  123. A Proposal of a New Method for Outage Work Planning Treated as a System Combination Problem Pursuing High Supply Reliability, Trans. IEE of Japan, PE, 125(1), 90-96, 20050101
  124. Feature Extraction of AR as a Performance Index for Load Frequency Controls of Interconnected Power Systems, Trans. IEE of Japan, PE, 124(11), 1286-1292, 20041101
  125. An Optimal Operation and Capacity Planning with an Efficient Coordination between Distributed Generators and Energy Storage Systems, The Journal of the Institute of Electrical Installation Engineers of Japan, 24(10), 796-803, 20041001
  126. ★, An interaction problem of distributed generators installed in a MicroGrid, Proceedings of the International Conference on Electric Utility Deregulation and Restructuring and Power Technologies (DRPT), PAPER NO. 174, 20040401
  127. A New Distribution Network Planning with Considering Distributed Generator Installation and Network Operation Cost, Proceedings of the International Conference on Electrical Engineering, OA7-1, 20040401
  128. An Examination of Load Following Performance of Distributed Energy Resources Installed in MicroGrid, 2003(154), 95-99, 20030925
  129. Construction of an Automatic Drawing System for Power System Diagram by Using GA, IEEJ Transactions on Power and Energy, 123(8), 927-934, 20030801
  130. Construction of a supporting system for identifying power apparatuses to be de-energized, The Journal of the Institute of Electrical Installation Engineers of Japan, 21(12), 1015-1022, 20011201
  131. An optimal deployment of fuel cells to distribution systems by means of improved genetic algorithms, ENGINEERING INTELLIGENT SYSTEMS FOR ELECTRICAL ENGINEERING AND COMMUNICATIONS, 9(3), 165-172, 200109
  132. A Study on The Effect of Permanent Outage Rates of Interconnection Tie Line on Well-being Indices for Multi Area System, Proceedings of International Conference on Electrical Engineering, 1, 389-393, 20010601
  133. A Culculation Method of LOLP for Multi Area System Considering FOR Uncertainties of Generating System, Tie Line and Load Forecasting, Bulletin of the Graduate School of Engineering= Hiroshima University, 50(1), 29-34, 20010401
  134. An Optimal Operation Planning for Fuel Cells and Energy Storage Systems with Their Capacity Estimations, Bulletin of the Graduate School of Enginnering= Hiroshima University, 50(1), 21-27, 20010401
  135. A Study of Allocation Planning of Dispersed Electrical and Thermal Energy Systems into Distribution Networks - Optimal operation Planning, Proceedings of the International Conference on Power System Technology, 1, 43-47, 20001201
  136. A study of outage work allocation by means of agent technology, Proceedings of the International Conference on Power System Technology, 369-373, 20001201
  137. Construction of Automatic Drawing System for Power System Diagram by Using GA, Proceedings of the International Conference on Power System Technology, 497-502, 20001201
  138. The Investigation of the Expectation and Variance of LOLP of Multi Area System, Proceedings of the 13th Conference on the Electric Power Supply Industry, 115-121, 20000801
  139. Application of GA to Determining Network Configurations for Outage Works by EOSPF+TS Method, IEEJ Trans. PE, 120(7), 962-967, 20000701
  140. The well-being indices evaluation on the multi area system, Proceedings of International Conference on Electrical Engineering, 219-222, 20000601
  141. The Evaluation of Confidence Limit on LOLP for Multi Area System, Proceedings of the International Conference on Electric Utility Deregulation and Restructuring and Power Technologies, 111-117, 20000401
  142. A Study of Allocation Planning of Electrical and Thermal Energy Systems in Distribution Networks - Optimal Operation Planning, Proceedings of The 1st International Workshop on Systems Technology for Unbundled Power Quality Services, 20000401
  143. An Optimal Deployment Planning of Fuel Cells and Power Storage Systems into Distribution Networks Considering Optimal Operation and Capacity Sizing, Proceedings of the 4th International Meeting on Systems Technologies for Unbundled Power Quality Services, 20000401
  144. An Optimal Deployment Planning of Fuel Cells and Energy Storage Systems into Distribution Systems considering optimal operation, 2000(1), 55-60, 20000117
  145. An Optimal Deployment Planning of Fuel Cells considering operation into Distribution Systems, 1999(134), 25-30, 19990930
  146. An Application of Tabu Search to Problem of Constructing Network Configuration for Outage Words Considering N-1 security, The Transactions of the Institute of Electrical Engineers of Japan. B A Publication of Power and Energy Society, 119(6), 720-726, 19990601
  147. A Distribution System Simulator for Interconnection of Dispersed Power Sources, Proceedings of the International Power Engineering Conference, II, 509-514, 19990501
  148. A Study of Network Configuration for Outage Works by Applying Tabu Search And Genetic Algorithm to Optimal Switching Power Flow, Proceedings of the International Power Engineering Conference, II, 814-819, 19990501
  149. An Optimal Deployment Planning of Fuel Cells into A Distribution Network Considering Optimal Capacity Sizing, Proceedings of the 3rd International Meeting on Systems Technologies for Unbundled Power Quality Services, 19990401
  150. An Optimal Deployment Planning of Fuel Cells and Power Storage Systems into A Distribution Network, Proceedings of the 2nd International Meeting on Systems Technologies for Unbundled Power Quality Services, 19990401
  151. An Application of a Rule Based System to the Coordination of Protective Relays Considering the Sequence of Relay, The Journal of the Institute of Electrical Installation Engineers of Japan, 18(10), 714-721, 19981010
  152. An Investigation of Load Flow Methods for Radial Distribution Networks, Proceedings of the Australasian Universities Power Engineering Conference, 1, 235-240, 19980901
  153. A Study on Determining the Combination of Outage Works by Power Supply Indices, Proceedings of International Conference on Electrical Engineering, 2, 326-329, 19980801
  154. A Study on Evaluating Power Supply Reliability in Outage Planning of Electric Power Facilities, Proceedings of the 13th Conference on the Electric Power Supply Industry, 11, 36-42, 19980801
  155. An Optimal Deployment of Fuel Cells in Distribution Systems by Means of A Genetic Algorithm, IEEJ Trans. PE, 117(8), 1109-1114, 19970801
  156. A Study on A Genetic Algorithm for Optimal Deployment Problem of Fuel Cells in Large Distribution Systems, Proceedings of the International Conference on Intelligent System Application to Power Systems, 618-622, 19970601
  157. A Distribution System Simulator for Interconnection of Dispersed Power Sources, Proceedings of the International Power Engineering Conference, 142-147, 19970401
  158. An Optimal Deployment of Fuel Cells in Distribution Systems by Using Genetic Algorithms, Proceedings of the IEEE International Conference on Evolutionary Computation, 479-484, 19951101
  159. A Study on Optimal Placement Problem of Fuel Cells into Distribution Systems, IEEJ Trans. PE, 114(5), 491-497, 19940501
  160. An Optimal Deployment of Fuel Cells in A Distribution System by Means of A Genetic Algorithm, Proceedings of International Conference on Intelligent System Application to Power Systems, 1, 153-160, 19940401

Publications such as books

  1. 2018/06, Supporting Systems for Load Dispatching Operations, The Institute of Electrical Engineers of Japan, 2018, 6, Report, Joint work, 日本語, Investigating R&D Committee on Supporting Systems for Load Dispatching Operations, 102
  2. 2016/12, Recommended practice for simulation models for automatic generation control, The Institute of Electrical Engineers of Japan, 2016, 12, Report, Joint work, 日本語, Investigating R&D Committee on recommended practice for simulation models for automatic generation control, 151
  3. 2014/12/15, Load Dispatching Operation of Power System and Meteorological Information, The Institute of Electrical Engineers of Japan (IEEJ), 2014, 12, Report, Joint work, jp, Investigating R & D Committee on Load Dispatching Operation of Power System and Meteorological Information, 73
  4. 2012/11/30, The data acquisition and distribution scheme of power system operation, The Institute of Electrical Engineers of Japan (IEEJ), 2012, 11, Report, Joint work, jp, Investigating R&D Committee on The data acquisition and distribution scheme of power system operation, 72
  5. 2011/07/25, Current Status of Advanced Power Systems including Micro grid and Smart grid, The Institute of Electrical Engineers of Japan (IEEJ), 2011, 7, Report, Joint work, jp, Investigating R&D Committee on advanced power system, 107
  6. 2011/02/15, System technology to realize smart utilization of power systems, The Institute of Electrical Engineers of Japan (IEEJ), 2011, 2, Report, Joint work, jp, Investigating R&D Committee on system technology to realize smart utilization of power syste, 82
  7. 2010/11/30, Restoration of power system, The Institute of Electrical Engineers of Japan (IEEJ), 2010, 11, Report, Joint work, jp, Investigating R&D Committee on Restoration of power system, 85
  8. 2007/09/15, Analysis and Operation Technologies for Power System Utilization , The Institute of Electrical Engineers of Japan (IEEJ), 2007, 9, Report, Joint work, 日本語, Investigating R&D Committee on Analysis and Operation Technologies for Power System Utilization, 129
  9. 2005/11/10, The new technology for power system operation under competitive environment , The Institute of Electrical Engineers of Japan (IEEJ), 2005, 11, Report, Joint work, jp, Investigation R&D Committee on new technology of power system operation under competitive environment, 155
  10. 2003/12, Autonomous Systems and Intelligent Agents in Power System Control and Operation (Chapter 12) , Springer, 2003, 12, Scholarly Book, Joint work, en, Yoshifumi Zoka, Hao Li, Chen-Ching Liu , 3540402020, 305

Invited Lecture, Oral Presentation, Poster Presentation

  1. Technical issues on distribution systems for mass introduction of PVs, Yoshifumi Zoka, 2018/11/12, With Invitation, Japanese, Japan Solar Energy Society, Tokyo, published
  2. Distribution system voltage control and pseudo-synchronous power PCS for HAPRS Project, Yoshifumi Zoka, 2016 JST-NSF-DFG-RCN Workshop on Distributed Energy Management Systems, 2016/05/23, Without Invitation, English, Deutsche Forschungsgemeinschaft, Heidelberg, Germany
  3. Present Situation of Japanese Power System and New Movements Toward Smart Cities, Yoshifumi Zoka, Workshop on System and Control Perspectives for Smart City, 2015/12/13, With Invitation, English, Hiroshima, Japan
  4. Present situation of Japanese power system and an outline of recent research activities, Yoshifumi Zoka, 5th International Symposium on Advanced Control of Industrial Processes (ADCONIP), 2014/05/29, With Invitation, English

Awards

  1. 2018/06/28, 24th International Conference on Electrical Engineering (ICEE 2018) Best Oral Presentation Award, Conference Chairman of ICEE 2018,President of the Korean Institute of Electrical Engineers
  2. 2018/09/21, 2018 1st International Conference and Workshop on Telecommunication, Computing, Electrical, Electronics and Control (ICW-TELKOMNIKA 2018) Best Paper Award, Director of LPPI UAD,Conference Chair of ICW-TELKOMNIKA 2018

Patented

  1. 5757481, 2015/06/12
  2. Patent, JP5555929, 2014/06/13
  3. Patent, JP5493170, 2014/03/14
  4. Patent, JP5370842, 2013/09/27
  5. Patent, JP4771317, 2011/07/01
  6. Patent, JP4341034, 2009/07/17

External Funds

Acceptance Results of Competitive Funds

  1. KAKENHI(Grant-in-Aid for Scientific Research (C)), 2019, 2021
  2. KAKENHI, 2016, 2018
  3. Strategic Basic Research Programs(CREST), 2015/04/01, 2017/03/31
  4. Strategic Basic Research Programs(CREST), 2013/10/01, 2015/03/31
  5. KAKENHI, An on-demand generation regulation control for small independent power grids, 2011, 2013
  6. KAKENHI, A study on frequency control of microgrids having flexible connection/disconnection functions of distributed generators, 2007, 2008
  7. 2005
  8. KAKENHI, 2004, 2005
  9. 2001
  10. KAKENHI, 1999, 2000

Social Activities

History as Committee Members

  1. The Institute of Electrical Engineers of Japan, Power and Energy Society, Editorial Committee, Chairperson, 2021/06/01, 2022/05/31, The Institute of Electrical Engineers of Japan
  2. The Institute of Electrical Engineers of Japan, Power and Energy Society, Board of Society, Vice President, 2021/06/01, 2022/05/31, The Institute of Electrical Engineers of Japan
  3. Power and Energy Society, Society Conference Steering Committee, Secretary, 2016/10, 2017/09, The Institute of Electrical Engineers of Japan (IEEJ)
  4. Vice Chairperson, Editorial Committee, Power and Energy Society, 2016/06/01, 2018/05/31, The Institute of Electrical Engineers of Japan (IEEJ)
  5. Board of Society (Editorial Affairs), Power and Energy Society, The Institute of Electrical Engineers of Japan, 2016/06/01, 2018/05/31, The Institute of Electrical Engineers of Japan (IEEJ)
  6. Power and Energy Society, Editorial Committee, Editor in Chief, 2012/06, 2013/06, The Institute of Electrical Engineers of Japan (IEEJ)
  7. JICEE Japan, Editorial Committee, 2011/08, 2014/07, The Institute of Electrical Engineers of Japan (IEEJ)
  8. Power and Energy Society, Editorial Committee, Vice Editor in Chief, 2011/06, 2012/06, The Institute of Electrical Engineers of Japan (IEEJ)
  9. Power and Energy Society, Society Conference Program Committee, Technical Editor, 2010/10, 2011/09, The Institute of Electrical Engineers of Japan (IEEJ)
  10. Power and Energy Society, Program Committee (B1), Technical Editor, 2010/04, 2011/03, The Institute of Electrical Engineers of Japan (IEEJ)
  11. Power and Energy Society, Society Conference Program Committee, Vice Technical Editor, 2009/10, 2010/09, The Institute of Electrical Engineers of Japan (IEEJ)
  12. Power and Energy Society, Program Committee (B1), Vice Technical Editor, 2009/04, 2010/03, The Institute of Electrical Engineers of Japan (IEEJ)
  13. Investigating R&D Committee on advanced power system, 2009/01, 2010/12, The Institute of Electrical Engineers of Japan (IEEJ)
  14. Investigating R&D Committee on system technology to realize smart utilization of power syste, 2008/10, 2010/09, The Institute of Electrical Engineers of Japan (IEEJ)
  15. Power and Energy Society, Program Committee (B1), Associate Editor, 2008/04, 2009/03, The Institute of Electrical Engineers of Japan (IEEJ)
  16. Power and Energy Society, Society Conference Program Committee (B1), Associate Editor, 2007/10, 2009/09, The Institute of Electrical Engineers of Japan (IEEJ)
  17. Power and Energy Society, Society Conference Steering Committee, 2007/10, 2008/09, The Institute of Electrical Engineers of Japan (IEEJ)
  18. Investigating R&D Committee on Analysis and Operation Technologies for Power System Utilization, 2005/11, 2007/03, The Institute of Electrical Engineers of Japan (IEEJ)

History as Peer Reviews of Academic Papers

  1. 2020, IEEJ Transactions on Power and Energy, Others