Yoshifumi Zoka

Last Updated :2026/07/06

Affiliations, Positions
Graduate School of Advanced Science and Engineering, Professor
Web Site
http://www.power.hiroshima-u.ac.jp/index_e.html
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

  • 1997/04/01, 2001/03/31, Hiroshima University, Faculty of Engineering, Research Associate
  • 2001/04/01, 2007/03/31, Hiroshima University, Graduate School ofEngineering, Research Associate
  • 2002/06/04, 2003/05/29, University of Washington, School of Engineering, Visiting Research Associate
  • 2007/04/01, 2007/05/31, Hiroshima University, Graduate School of Engineering, Assistant Professor
  • 2007/06/01, 2020/03/31, Hiroshima University, Graduate School of Engineering, Associate Professor
  • 2020/04/01, 2022/09/30, Hiroshima University, Graduate School of Advanced Science and Engineering, Associate Professor
  • 2022/10/01, Hiroshima University, Graduate School of Advanced Science and Engineering, Professor

Educational Backgrounds

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

Academic Degrees

  • Master of Engineering, Hiroshima University
  • Dr. Eng., 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
    Related URL
  • Institute of Electric Engineers of Japan, 1993
    Related URL
  • The Institute of Electrical Installation Engineers of Japan
  • Japan Society of Energy and Resources
  • Japanese Society for Engineering Education
    Related URL

Educational Activity

Course in Charge

  1. 2026, Liberal Arts Education Program1, 1Term, Carbon-neutral Science and Technology
  2. 2026, Liberal Arts Education Program1, 1Term, Introductory Seminar for First-Year Students
  3. 2026, Undergraduate Education, 3Term, Electric Circuit Theory I
  4. 2026, Undergraduate Education, 3Term, High-voltage Engineering
  5. 2026, Undergraduate Education, 4Term, Power System Engineering
  6. 2026, Undergraduate Education, 3Term, Regulations for Electrical Facilities
  7. 2026, Undergraduate Education, Year, Graduation Thesis
  8. 2026, Graduate Education (Master's Program) , 1Term, Special Exercises on Electrical, Systems, and Control Engineering A
  9. 2026, Graduate Education (Master's Program) , 2Term, Special Exercises on Electrical, Systems, and Control Engineering A
  10. 2026, Graduate Education (Master's Program) , 3Term, Special Exercises on Electrical, Systems, and Control Engineering B
  11. 2026, Graduate Education (Master's Program) , 4Term, Special Exercises on Electrical, Systems, and Control Engineering B
  12. 2026, Graduate Education (Master's Program) , Year, Special Study on Electrical, Systems, and Control Engineering
  13. 2026, Graduate Education (Master's Program) , Intensive, Advanced Power System Engineering
  14. 2026, Graduate Education (Doctoral Program) , 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. Proposal of a Probabilistic Electricity Demand Forecasting Method using Bayesian Inference, IEEJ Transactions on Power and Energy, 144(7), 486-474, 20260701
  2. Sincerity as ethical alignment to reconstruct the moral foundation of AI ethics, AI & SOCIETY, 20260524
    Link to Paper Search Results by DOI
  3. Robust Supply and Demand Management Utilizing Incentive-based Demand Response with Battery Energy Storage, IEEJ PES-IEEE PES Thailand Joint Symposium on Advanced Technology in Power Systems 2026, 20260306
  4. Adaptive Energy Management System with Integrated Voltage Control for Active Distribution Networks, IEEJ PES-IEEE PES Thailand Joint Symposium on Advanced Technology in Power Systems 2026, 20260306
  5. Two-Stage Control Strategy for Optimal Microgrid Energy Management with Battery and Hydrogen Storage, IEEJ PES-IEEE PES Thailand Joint Symposium on Advanced Technology in Power Systems 2026, 20260306
  6. Improving Electricity Demand Forecasting in Regional Maicrogrids Using a Bayesian Hybrid Model with LightGBM, 2025 IEEE PES 17th Asia-Pacific Power and Energy Engineering Conference (APPEEC), 20251202
    Link to Paper Search Results by DOI
  7. A Method for Deriving Outage Work Configurations Considering Power System Uncertainties, 2025 IEEE PES 17th Asia-Pacific Power and Energy Engineering Conference (APPEEC), 20251202
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  8. An Effective Voltage Regulator-Based Strategy for Voltage Imbalance Reduction in Active Distribution Networks, 2025 IEEE PES Innovative Smart Grid Technologies Conference Europe (ISGT Europe), 20251020
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  9. Optimal Energy Management of Microgrids Integrating Hydrogen and Battery Storage via a Two-Stage Control Strategy, 2025 IEEE PES Innovative Smart Grid Technologies Conference Europe (ISGT Europe), 20251020
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  10. Efficient Planning of Low-Voltage Distribution Systems Using Affine Arithmetic, 2025 IEEE PES Innovative Smart Grid Technologies Conference Europe (ISGT Europe), 20251020
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  11. A Unified Energy Management System Framework for Active Distribution Networks with Hybrid Energy Storage and Decentralized Voltage Control, 2025 7th International Conference on Smart Power & Internet Energy Systems (SPIES), 20251017
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  12. An Adaptive Model Predictive Load Frequency Control Strategy for Low-Inertia Power Systems, 2025 7th International Conference on Smart Power & Internet Energy Systems (SPIES), 20251017
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  13. An Energy Management System Framework for Active Distribution Systems with Voltage Control Functionality, 2025 IEEE PES/IAS PowerAfrica, 20250928
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  14. A Multi-Agent Framework for Voltage Control in Distribution Systems with High Penetration of Inverter-Based Resources, MEPCON2024, 20241217
  15. A New Collaboration System for Research, Education and Enrollment in Graduate School of Hiroshima University from Advanced Course of Kure Kosen College, ISATE 2024, 20240924
  16. Integrating Hydrogen Energy Storage with Battery and Renewables for Sustainable Microgrid Operation, 2024 IEEE Power & Energy Society General Meeting (IEEE PES GM 2024), 20240721
  17. Day-ahead Generation Scheduling with Information Gap Decision Models, The 12th IFAC Symposium on Control of Power and Energy Systems (IFAC CPES 2024), 20240710
  18. A Novel Load Frequency Control Method of Microgrids based on Model Predictive Control using Particle Filter, The International Council on Electrical Engineering (ICEE 2024), 20240630
  19. Single-phase synchronous inverter control for fault management using emulation signal generators, Electric Power Systems Research, 234(110681), 20240626
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  20. Single-Phase Synchronous Inverter Control For Fault Management Using Emulation Signal Generators, The Power Systems Computation Conference (PSCC 2024), 20240604
  21. A Study of Multi-objective Transient Stability Constrained Optimal Power Flow based on Reduced-Space Interior Point Method –Consideration of Multiple Contingencies Models–, IEEJ Transactions on Power and Energy, 144(5), 330-336, 20240501
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  22. Development of Single-Phase Synchronous Inverter for Single-Phase Microgrid, ELECTRONICS, 13(3), 20240123
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  23. An Effective Voltage Control Approach for Distribution Systems with High Penetration of Renewable Energy Resources, 24th International Middle East Power Systems Conference (MEPCON) 2023, 20231219
  24. Day-Ahead Optimal Resilient Energy Management for Grid-Connected Prosumer Microgrids, IEEE PES ISGT Europe 2023 (ISGT Europe 2023), A9037KM, 20231023
  25. A Robust Energy Management Controller for Microgrid Operations Considering Generator's Feasibility and Energy Trading, IEEE PES ISGT Europe 2023 (ISGT Europe 2023), A9076YS, 20231023
  26. Adaptive Model Predictive Control Based Frequency Regulation for Low-Inertia Microgrid, The 5 th International Conference on Power and Energy Technology (ICPET 2023), 20230727
  27. Adaptive MPC-Based Load Frequency Control for Microgrid with Renewable Energy, The International Council on Electrical Engineering (ICEE) Conference 2023, 20230702
  28. Target Voltage Control Approach for Active Distribution System Based on PV Active and Reactive Powers Nodal Prices, 2023 International Symposium on Devices, Circuits and Systems (ISDCS), 20230529
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  29. Comprehensive Solution Method Considering Load Distribution for Determining Low-Voltage Network Configurations, IEEJ Transactions on Enectrical and Electronic Engineering, 18(6), 1023-1032, 20230418
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  30. A novel design of single-phase microgrid based on non-interference core synchronous inverters for power system stabilization, IET GENERATION TRANSMISSION & DISTRIBUTION, 17(12), 2861-2875, 20230324
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  31. 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, 20230324
  32. 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
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  33. A Resilient Prosumer Model for Microgrid Communities with High PV Penetration, Energies, 16(2), 20230104
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  34. Frequency Regulation of an Islanded Microgrid Using Adaptive Model Predictive Control, Grand Renewable Energy 2022 International Conference, 20221213
  35. 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
  36. Adaptive MPC-Based Cooperative Frequency Control for Community Microgrid, 2022 4th International Conference on Smart Power & Internet Energy Systems (SPIES2022), 20221209
  37. Autonomous Distrubuted Frequency Control for the Management of Energy Storage Systems in Microgrid, IEEE Sustainable Power and Energy Conference (iSPEC) 2022, 20221204
    Link to Paper Search Results by DOI
  38. Day-ahead Photovoltaic Power Forecasting for Microgrid System Operation, 33rd International Photovoltaic Science and Engineering Conference (PVSEC-33), 13-17, 20221113
  39. 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
  40. Effect of PV-based Grid-Forming Inverter on the Power System Stability, 33rd International Photovoltaic Science and Engineering Conference (PVSEC-33), 20221113
  41. A New Monitoring and Control Method for Improving Voltage Stability Margin, The 11th International Conference on Innovative Smart Grid Technologies, 20221101
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  42. Day-ahead Generation Schedule Considering Community Microgrid's Uncertainties, The 11th International Conference on Innovative Smart Grid Technologies, 20221101
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  43. 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
  44. A Novel Adaptive Model Predictive Frequency Control Using Unscented Kalman Filter, Electric Power Systems Research, 213(108721), 20220823
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  45. An Interconnected Prosumer Energy Management System Model for Improved Outage Resilience, 2022 IEEE PES/IAS PowerAfrica Conference, 20220822
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  46. Novel Agent-based Voltage Control Methods for PV Prosumers Using Nodal Price, Electric Power Systems Research, 213(108407), 20220804
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  47. Development of Single-phase Synchronous Inverter for Grid Stabilization, Proc. of 11th Bulk Power System Dynamics and Control Symposium (IREP 2022), 20220725
  48. Microgrid Operation Planning Method Using An IGDT-based Robust Optimization, 2022 IEEE Power & Energy Society General Meeting, 20220717
  49. A Single-Phase Interconnected Prosumer Control Model for Improved Outage Resilience, 2022 IEEE Power & Energy Society General Meeting, 20220717
  50. A Robust Economic Load Dispatch in Community Microgrid Considering Incentive-based Demand Response, 11th Symposium on Control of Power and Energy Systems, 20220621
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  51. 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
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  52. Novel Agent-Based Voltage Control Methods for PV Prosumers Using Nodal Price, Proc. of the 22nd Power Systems Computation Conference, 20220601
  53. 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
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  54. Optimal Generation Re-dispatch with CCT and Transmission Constraints Using Bi-level Optimization, IEEE Transmission & Distribution 2022, 20220425
  55. Solar Power Prediction Using Iterative Network Pruning Technique for Renewable-based Microgrid, 2021 IEEE 12th International Workshop on Computational Intelligence and Applications (IWCIA2021), 20211106
  56. A Study on Utilizing Interval Arithmetic to Low-voltage Distribution Grid Planning, The 20th International Symposium on Communications and Information Technologies (ISCIT 2021), 20211019
  57. 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
  58. Prosumer Control Strategy for A Robust Microgrid Energy Management System, IEEE PES Innovative Smart Grid Technologies Conference 2021, 20211018
  59. An Energy Management System for Disaster Resilience in Islanded Microgrid Networks, 2021 IEEE PES/IAS PowerAfrica, 20210823
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  60. 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
  61. 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
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  62. 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
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  63. 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
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  64. 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
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  65. A Novel Energy Management Approach to Networked Microgrids for Disaster Resilience, 2021 International Symposium on Devices, Circuits and Systems (ISDCS), 20210303
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  66. 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
  67. Development of An Energy Management Tool for Community Disaster Resilience, The 4th International workshop on Power Engineering in Remote Islands (IWPI2021), 20210204
  68. Distributed control of Islanded Microgrids Based on Battery SOC in Disaster situations, 2020 IEEE PES Innovative Smart Grid Technologies Europe (ISGT-Europe), 20200826
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  69. A Novel Energy Management Technique for Shared Solar and Storage Resources in Remote Communities, IEEE PES & IAS PowerAfrica Conference 2020, 20200825
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  70. Optimal Voltage Control Strategy for Voltage Regulators in Active Unbalanced Distributed System Using Multi-Agents, IEEE PES General Meeting 2020, 20200802
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  71. 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
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  72. 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
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  73. 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
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  74. Real-time dynamic economic load dispatch integrated with renewable energy curtailment, Journal of International Council on Electrical Engineering, 9(1), 85-92, 20191203
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  75. Battery Management System for Microgrid Customers, International Workshop on Power Engineering in Remote Islands(IWPI2019-Kaohsiung), 20190909
  76. 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
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  77. Real-time Generation Schedule Considering Renewable Energy and Load Curtailments, The International Conference on Electrical Engineering, 1-6, 20190702
  78. A Novel Control Strategy of Batteries for Building Energy Management System, The International Conference on Electrical Engineering, 1-6, 20190702
  79. Robust Generation Scheduling using Supply and Demand Manager against High PV Penetration, The International Conference on Electrical Engineering, 1-5, 20190702
  80. Robust Power System Security Assessment with Confidence Intervals, The International Conference on Electrical Engineering, 1-5, 20190702
  81. A Novel Adaptive LFC Based on MPC Method, IEEJ Transactions on Electrical and Electronic Engineering, 14(8), 1145-1152, 20190605
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  82. Transient stability monitoring and preventive control based on CCT distribution factor, ELECTRICAL ENGINEERING IN JAPAN, 207(4), 8-17, 20190527
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  83. 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
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  84. Development of a Novel EMS Controller for Managing Distributed Batteries, International Workshop on Electric Power Control Centers, Session#3, 20190512
  85. Critical Conditions of Transient Stability, IEEJ Transactions on Power and Energy, 139(5), 349-355, 20190501
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  86. 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
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  87. Technical issues on distribution systems for mass introduction of PVs, Journal of Japan Solar Energy Society, 45(2), 41-47, 20190331
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  88. Transient Stability Monitoring and Preventive Control based on CCT Distribution Factor, IEEJ Transactions on Power and Energy, 139(3), 198-205, 20190301
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  89. 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
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  90. A study for on-demand generation regulation control, Electrical Engineering in Japan, 205(3), 22-32, 20180925
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  91. Transient Stability Monitoring and Preventive Control based on CCT, IEEE International Symposium on Devices, Circuits and Systems, 20180614
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  92. Effective power system operation by using supply-demand manager, IEEE International Symposium on Devices, Circuits and Systems, 20180614
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  93. ★, A Study for On-demand Generation Regulation Control, IEEJ Transactions on Power and Energy, 138(6), 432-441, 20180601
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  94. 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
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  95. A Development of A Single-phase Synchronous Inverter for Grid Resilience and Stabilization, IEEE Innovative Smart Grid Technologies - Asia, 1-5, 20171204
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  96. An Adaptive IMC-MPC Controller for Improving LFC Performance, IEEE Innovative Smart Grid Technologies - Asia, 1-5, 20171204
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  97. Robust Dynamic Load Dispatch under Uncertainties, 10th Bulk Power Systems Dynamics and Control Symposium – IREP' 2017, 1-13, 20170827
  98. Real-time PV Forecasting Method for Energy Management Operation, The International Conference on Electrical Engineering, 1-6, 20170704
  99. A Simple and Reliable PV Forecasting Method for Local Area Energy Management, IEEJ Transactions on Power and Energy, 137(7), 538-545, 20170701
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  100. Robust Power System Security Assessment Under Uncertainties Using Bi-Level Optimization, IEEE TRANSACTIONS ON POWER SYSTEMS, 33(1), 352-362, 20170403
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  101. Robust Stochastic Dynamic Load Dispatch Against Uncertainties, IEEE TRANSACTIONS ON SMART GRID, 9(6), 5535-5542, 20170331
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  102. 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
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  103. An On-Demand Generation Regulation for Small Independent Power Grids with a Selective Control, IFAC-PapersOnLine, 49(27), 158-163, 20161122
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  104. Efficiency Analysis of SiC-MOSFET-Based Bidirectional Isolated DC/DC Converters, IEICE TRANSACTIONS ON ELECTRONICS, E99.C(9), 1065-1070, 20160901
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  105. 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
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  106. 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
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  107. A New Method of Evaluating Robust Power System Security against Uncertainties, IEEJ TRANSACTIONS ON ELECTRICAL AND ELECTRONIC ENGINEERING, 10(6), 636-643, 20151009
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  108. 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
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  109. 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
  110. Robust Method for Detection of CUEP in Power Systems,, IEEJ Trans. on Power and Energy, 134(2), 162-169, 20140201
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  111. 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
  112. A Real-time Robust Dynamic ELD against Uncertainties of Renewable Energy Sources, 2013 ISGT Innovative Smart Grid Technologies (ISGT), 1-5, 20131006
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  113. Robust method for detection of CUEP for Power System Transient Stability Screening, 2013 ISGT Innovative Smart Grid Technologies (ISGT), 1-5, 20131006
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  114. 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, 20130902
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  115. Dynamic Load Dispatch For Power System Robust Security Against Uncertainties,, 2013 IREP Symposium-Bulk Power System Dynamics and Control ?IX (IREP), 20130825
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  116. 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
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  117. An Application of Critical Trajectory Method to BCU Problem for Transient Stability Studies, IEEE TRANSACTIONS ON POWER SYSTEMS, 28(4), 4237-4244, 20130513
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  118. A Study of Reallocation Planning for Section Switches Considering Employment Cost and Intermittent Renewable Energy, ELECTRICAL ENGINEERING IN JAPAN, 184(2), 36-43, 20130419
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  119. Feasible solution for dynamic economic load dispatch using feasible operation region, IEEJ TRANSACTIONS ON ELECTRICAL AND ELECTRONIC ENGINEERING, 8(2), 116-122, 20130301
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  120. Issues for power system operation for future renewable energy penetration: Robust power system security, ELECTRICAL ENGINEERING IN JAPAN, 182(1), 30-38, 20130115
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  121. High-Speed Real-Time Dynamic Economic Load Dispatch, IEEE TRANSACTIONS ON POWER SYSTEMS, 27(2), 621-630, 20111019
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  122. Feasible operation region for dynamic economic dispatch and reserve monitoring, EUROPEAN TRANSACTIONS ON ELECTRICAL POWER, 22(7), 924-936, 20110825
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  123. FACTS Devices Allocation With Control Coordination Considering Congestion Relief and Voltage Stability, IEEE TRANSACTIONS ON POWER SYSTEMS, 26(4), 2302-2310, 20110814
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  124. 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
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  125. Expected Security Cost-Based FACTS Device Allocation Using Hybrid PSO, IEEJ TRANSACTIONS ON ELECTRICAL AND ELECTRONIC ENGINEERING, 6(4), 331-337, 20110323
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  126. 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
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  127. Application of Multi-Objective Evolutionary Optimization Algorithms to Reactive Power Planning Problem, IEEJ TRANSACTIONS ON ELECTRICAL AND ELECTRONIC ENGINEERING, 4(5), 625-632, 20090831
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  128. Fast Computation of Thermal Capacity and Voltage TAC by Means of Homotopy Functions, ELECTRONICS AND COMMUNICATIONS IN JAPAN, 92(3), 17-23, 20090403
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  129. 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
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  130. 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
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  131. Application and Comparison of Metaheuristic Techniques to Reactive Power Planning Problem, IEEJ TRANSACTIONS ON ELECTRICAL AND ELECTRONIC ENGINEERING, 3(6), 721-730, 20081027
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  132. 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
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  133. 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
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  134. 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
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  135. ★, An economic evaluation for an autonomous independent network of distributed energy resources, ELECTRIC POWER SYSTEMS RESEARCH, 77(7), 831-838, 20070501
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  136. Controllability Analysis for Operation Margin of Zone 3 Impedance Relay, IEEJ Trans. PE, 127(3), 502-506, 20070301
    Link to Paper Search Results by DOI
  137. Operation margin analysis of zone 3 impedance relay based on sensitivities to power injection, IET GENERATION TRANSMISSION & DISTRIBUTION, 1(2), 312-317, 20070301
    Link to Paper Search Results by DOI
  138. 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
  139. 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
    Link to Paper Search Results by DOI
  140. 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
  141. 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
    Link to Paper Search Results by DOI
  142. A Study on a New Distribution System Planning with Considering Distributed Generators Installation, Trans. IEE of Japan, PE, 126(8), 789-797, 20060801
    Link to Paper Search Results by DOI
  143. 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
    Link to Paper Search Results by DOI
  144. 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
  145. An Economic Evaluation for an Autonomous Independent Network of Distributed Generators, Proceedings of the International Power Engineering Conference, 20051201
    Link to Paper Search Results by DOI
  146. 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
    Link to Paper Search Results by DOI
  147. 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
  148. 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
  149. 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
    Link to Paper Search Results by DOI
  150. 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
    Link to Paper Search Results by DOI
  151. 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
    Link to Paper Search Results by DOI
  152. 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
  153. ★, 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
    Link to Paper Search Results by DOI
  154. 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
  155. Construction of an Automatic Drawing System for Power System Diagram by Using GA, IEEJ Transactions on Power and Energy, 123(8), 927-934, 20030801
    Link to Paper Search Results by DOI
  156. 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
  157. 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, 20010901
  158. 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
  159. 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
  160. 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
  161. 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
    Link to Paper Search Results by DOI
  162. A study of outage work allocation by means of agent technology, Proceedings of the International Conference on Power System Technology, 369-373, 20001201
    Link to Paper Search Results by DOI
  163. Construction of Automatic Drawing System for Power System Diagram by Using GA, Proceedings of the International Conference on Power System Technology, 497-502, 20001201
    Link to Paper Search Results by DOI
  164. 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
  165. Application of GA to Determining Network Configurations for Outage Works by EOSPF+TS Method, IEEJ Trans. PE, 120(7), 962-967, 20000701
    Link to Paper Search Results by DOI
  166. The well-being indices evaluation on the multi area system, Proceedings of International Conference on Electrical Engineering, 219-222, 20000601
  167. 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
    Link to Paper Search Results by DOI
  168. 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
  169. 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
  170. 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
    Link to Paper Search Results by DOI
  171. A Distribution System Simulator for Interconnection of Dispersed Power Sources, Proceedings of the International Power Engineering Conference, II, 509-514, 19990501
  172. 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
  173. 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
  174. 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
  175. 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
  176. An Investigation of Load Flow Methods for Radial Distribution Networks, Proceedings of the Australasian Universities Power Engineering Conference, 1, 235-240, 19980901
  177. A Study on Determining the Combination of Outage Works by Power Supply Indices, Proceedings of International Conference on Electrical Engineering, 2, 326-329, 19980801
  178. 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
  179. An Optimal Deployment of Fuel Cells in Distribution Systems by Means of A Genetic Algorithm, IEEJ Trans. PE, 117(8), 1109-1114, 19970801
    Link to Paper Search Results by DOI
  180. 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
  181. 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
    Link to Paper Search Results by DOI
  182. A Study on Optimal Placement Problem of Fuel Cells into Distribution Systems, IEEJ Trans. PE, 114(5), 491-497, 19940501
  183. 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. 2025/02/12, Power System Planning and Operation Technologies for Supporting Stable Power Supply, IEEJ, 2025, 202502, Report, Joint work, 日本語, Investigating R&D Committee on Power System Planning and Operation Technologies for Supporting Stable Power Supply
  2. 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
  3. 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
  4. 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
  5. 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
  6. 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
  7. 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
  8. 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
  9. 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
  10. 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
  11. 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. 2023/07/30, Best Student Paper, Conference CommitteesI CPET2023, Adaptive Model Predictive Control Based Frequency Regulation for Low-Inertia Microgrid
  2. 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
  3. 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. Adaptable and Seamless Technology Transfer Program through Target-driven R&D (A-STEP) Industry-Academia Collaboration Stage II (Full-scale Phase), Functional Enhancement and Demonstration Testing toward Practical Application of Single-Phase Synchronous Inverters, 2025/10/01, 2028/03/31
  2. New Energy and Industrial Technology Development Organization (NEDO), Future-generation Power Network Stabilization Technology Development for Utilization of Renewable Energy As the Major Power Source (STREAM Project), 2022/06/03, 2027/03/31
  3. KAKENHI(Grant-in-Aid for Scientific Research (C)), 2022, 2024
  4. KAKENHI(Grant-in-Aid for Scientific Research (C)), 2019, 2021
  5. KAKENHI, 2016, 2018
  6. Strategic Basic Research Programs(CREST), 2015/04/01, 2017/03/31
  7. Strategic Basic Research Programs(CREST), 2013/10/01, 2015/03/31
  8. KAKENHI, An on-demand generation regulation control for small independent power grids, 2011, 2013
    Permalink
  9. KAKENHI, A study on frequency control of microgrids having flexible connection/disconnection functions of distributed generators, 2007, 2008
    Permalink
  10. 2005
  11. KAKENHI, 2004, 2005
    Permalink
  12. 2001
  13. KAKENHI, 1999, 2000
    Permalink

Social Activities

History as Committee Members

  1. Technical Committee on Power Systems Engineering, 2026/04/01, The Institute of Electrical Engineers of Japan
  2. Head of Chugoku Branch, The Institute of Electrical Installation Engineers of Japan, 2024/05, 2026/04, The Institute of Electrical Installation Engineers of Japan
  3. 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
  4. 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
  5. Power and Energy Society， Society Conference Steering Committee， Secretary, 2016/10, 2017/09, The Institute of Electrical Engineers of Japan (IEEJ)
  6. Vice Chairperson， Editorial Committee， Power and Energy Society, 2016/06/01, 2018/05/31, The Institute of Electrical Engineers of Japan (IEEJ)
  7. 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)
  8. Power and Energy Society， Editorial Committee， Editor in Chief, 2012/06, 2013/06, The Institute of Electrical Engineers of Japan (IEEJ)
  9. JICEE Japan， Editorial Committee, 2011/08, 2014/07, The Institute of Electrical Engineers of Japan (IEEJ)
  10. Power and Energy Society， Editorial Committee， Vice Editor in Chief, 2011/06, 2012/06, The Institute of Electrical Engineers of Japan (IEEJ)
  11. Power and Energy Society， Society Conference Program Committee， Technical Editor, 2010/10, 2011/09, The Institute of Electrical Engineers of Japan (IEEJ)
  12. Power and Energy Society， Program Committee (B1)， Technical Editor, 2010/04, 2011/03, The Institute of Electrical Engineers of Japan (IEEJ)
  13. Power and Energy Society， Society Conference Program Committee， Vice Technical Editor, 2009/10, 2010/09, The Institute of Electrical Engineers of Japan (IEEJ)
  14. Power and Energy Society， Program Committee (B1)， Vice Technical Editor, 2009/04, 2010/03, The Institute of Electrical Engineers of Japan (IEEJ)
  15. Investigating R&D Committee on advanced power system, 2009/01, 2010/12, The Institute of Electrical Engineers of Japan (IEEJ)
  16. 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)
  17. Power and Energy Society， Program Committee (B1)， Associate Editor, 2008/04, 2009/03, The Institute of Electrical Engineers of Japan (IEEJ)
  18. Power and Energy Society， Society Conference Program Committee (B1)， Associate Editor, 2007/10, 2009/09, The Institute of Electrical Engineers of Japan (IEEJ)
  19. Power and Energy Society， Society Conference Steering Committee, 2007/10, 2008/09, The Institute of Electrical Engineers of Japan (IEEJ)
  20. 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)

Organizing Academic Conferences, etc.

  1. Organizing Committee, 2025/06, 2027/06

History as Peer Reviews of Academic Papers

  1. 2012, IEEJ Transactions on Power and Energy, Chief editor, Editor in Chief