Personnel Information

写真b

HIRASE YUKO

Organization
School of Engineering Professor
Laboratory Address
1, Gakuen Uegahara, Sanda, Hyogo, 669-1330, Japan
Research Fields, Keywords
virtual synchronous generator, inertia, impedance-based analysis, power electronics, power system, smart grid, data driven, Power Electronic System, microgrid, renewable energy, distributed power sources, control systems, power control, power conversion, stabilization of the power system
Teaching and Research Fields
In order to ensure the secure, reliable, and stable operation of power systems with a high penetration of distributed energy resources interfaced through power electronic devices, I have been engaged in a broad range of research topics that bridge both power electronics and power systems. With a particular emphasis on realizing a future zero-emission society, my research spans from fundamental investigations to applied developments, encompassing the effective integration of renewable-based distributed generation, high-precision data analytics, and synergy with community-oriented mobility solutions.
Syllabus information URL
https://syllabus.kwansei.ac.jp/uniasv2/UnSSOLoginControlFree?REQ_ACTION_DO=/AGA030PLS01Action.do?REQ_FUNCTION_JUMP_START_FLG=1&SLB_LINK_DISP_FLG=689&TCH_NO=250006&REQ_PRFR_FUNC_ID=AGA030
SDGs Related Goals
External link
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Graduate School 【 display / non-display 】

  • Graduate school:Osaka University
    Department:Graduate School of Engineering
    Course:Department of Electrical, Electronic and Information Engineering

    Course completed:Doctor's Course
    Date of completion:2016.03
    Completion status:Completed
    Country:Japan

  • Graduate school:Osaka Prefecture University
    Department:Graduate School of Engineering
    Course:Department of Mathematical Engineering

    Course completed:Master's Course
    Date of completion:1996.03
    Completion status:Completed
    Country:Japan

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Degree 【 display / non-display 】

  • Degree name:Ph.D. in Engineering
    Classified degree field:Manufacturing Technology (Mechanical Engineering, Electrical and Electronic Engineering, Chemical Engineering) / Power engineering
    Conferring institution:Osaka University
    Acquisition way:Coursework
    Date of acquisition:2016.03

  • Degree name:Master of Engineering
    Classified degree field:Natural Science / Mathematical analysis
    Conferring institution:Osaka Prefecture University
    Acquisition way:Coursework
    Date of acquisition:1996.03

  • Degree name:Bachelor of Science
    Classified degree field:Natural Science / Mathematical analysis
    Acquisition way:Degree Conferrer
    Date of acquisition:1996.02

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Career 【 display / non-display 】

  • Affiliation:Toyo University
    Department:Faculty of Science and Engineering
    Title:Associate Professor
    Date:2019.04 - 2025.03

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Association Memberships 【 display / non-display 】

  • Academic society name:CIGRE member
    Academic country located:Japan

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  • Academic society name:THE JAPAN INSTITUTE OF POWER ELECTRONICS
    Academic country located:Japan

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  • Academic society name:IEEE senior member
    Academic country located:Japan

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  • Academic society name:THE INSTITUTE OF ELECTRICAL ENGINEERS OF JAPAN
    Academic country located:Japan

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Research Areas 【 display / non-display 】

  • Research field:Manufacturing Technology (Mechanical Engineering, Electrical and Electronic Engineering, Chemical Engineering) / Power engineering
    Research keywords：virtual synchronous generator

  • Research field:Manufacturing Technology (Mechanical Engineering, Electrical and Electronic Engineering, Chemical Engineering) / Control and system engineering
    Research keywords：impedance-based analysis

  • Research field:Manufacturing Technology (Mechanical Engineering, Electrical and Electronic Engineering, Chemical Engineering) / Electron device and electronic equipment
    Research keywords：power electronics

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Papers 【 display / non-display 】

  • Language: Japanese
    Title: Development of Compact Perturbation Generator Using Filter-less Inverter for Impedance Measurement of Power Systems and Grid-Connected Distributed Energy Resources
    Journal name: IEEJ Transactions on Industry Applications Society  vol.145  (5)  (p.334 - 342)
    Date of publication: 2025.05
    Author(s): Tomoya Ide, Kazuma Nagai, Kazushi Araki, Yuko Hirase, Takanori Isobe

    DOI: 10.1541/ieejias.145.334
    Type of publication: Research paper (scientific journal)

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  • Language: English
    Title: System Stability Enhancement via Impedance Shaping Based on Eigenvalue Sensitivity Analysis of Grid-Connected Inverters (in press)
    Journal name: Proceedings of The 7th International Conference on Clean Energy and Electrical Systems, Part of the book series: Lecture Notes in Electrical Engineering
    Date of publication: 2025.04
    Author(s): Yuko Hirase, Tomoya Ide, Hajime Urai, Hiroshi Kikusato, Dai Orihara, Jun Hashimoto

    Type of publication: Research paper (international conference proceedings)

  • Language: Japanese
    Title: Identifying Power Oscillation Factors and Improving Stability in Microgrids Comprised of Inverter-Based Resources
    Journal name: IEEJ Transactions on Power and Energy  vol.145  (3)  (p.299 - 310)
    Date of publication: 2025.03
    Author(s): Tomoya Ide, Yuko Hirase, Eiji Yoshimura, Yusuke Umezu, Soichiro Bando, Kazushige Sugimoto

    DOI: 10.1541/ieejpes.145.299
    Type of publication: Research paper (scientific journal)

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  • Language: English
    Title: Online Impedance-based Analysis for Power System Stability Assessment Using Transformer-less and Filter-less Switch-Mode Perturbation Generator (in press)
    Journal name: IEEE Applied Power Electronics Conference and Exposition (APEC 2025)  (p.1946 - 1952)
    Date of publication: 2025.03
    Author(s): Tomoya Ide, Yuko Hirase, Cheng Huang, Takanori Isobe

    Type of publication: Research paper (international conference proceedings)

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  • Language: English
    Title: Investigating and Addressing Synchronous Instabilities in Inverter-Based Resources within Microgrids
    Journal name: Applied Energy, Special Issue on Microgrids 2025  vol.377  (p.124379 - )
    Date of publication: 2024.09
    Author(s): T.Ide, Y. Hirase, E. Yoshimura, Y. Umezu, S. Bando, K. Sugimoto

    DOI: 10.1016/j.apenergy.2024.124379
    Type of publication: Research paper (scientific journal)

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Books 【 display / non-display 】

  • Language: Japanese
    Title: 初歩から学ぶパワーエレクトロニクス (KS理工学専門書)
    Publisher: 講談社
    Date of publication: 2022
    Author(s): 安芸 裕久, 山口 浩, 平瀬 祐子

    Type of books: Textbook, survey, introduction
    Area of responsibility: 第4章 インバータ
    Authorship：Joint author

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MISC 【 display / non-display 】

  • Language：Japanese
    Title:Industry-University Collaboration Project on Stability Analysis of Power Systems Dominated by Inverter-Based Resources
    Journal name:東洋大学工業技術研究所機関誌「工業技術」  vol.46  (p.44 - 48)
    Date of publication:2024.03
    Author(s):Y. Hirase

    Type of publication：Internal/External technical report, pre-print, etc.

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  • Language：Japanese
    Title:Development of high-power, high-efficiency, and environmentally friendly power converters for the coming era of hydrogen society
    Journal name:岩谷直治記念財団 研究報告書  vol.46  (p.157 - 159)
    Date of publication:2023.08
    Author(s):平瀬 祐子, 近藤 圭一郎

    Type of publication：Internal/External technical report, pre-print, etc.

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  • Language：Japanese
    Title:特集 脱炭素に向けた高圧給配電システムへのパワーエレクトロニクス技術 高圧系統に適用されるシステム要素技術
    Journal name:電気学会誌  vol.142  (12)  (p.758 - 761)
    Date of publication:2022.12
    Author(s):北井 秀憲 , 鶴間 義徳 , 平瀬 祐子

    DOI:10.1541/ieejjournal.142.758
    Type of publication：Article, review, commentary, editorial, etc. (scientific journal)

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  • Language：Japanese
    Title:工業技術研究所60 周年記念行事 第38 回東洋大学工業技術研究所講演会 報告
    Journal name:東洋大学機関誌 工業技術  vol.45
    Date of publication:2022.12
    Author(s):平瀬 祐子

    Type of publication：Rapid communication, short report, research note, etc. (bulletin of university, research institution)

  • Language：Japanese
    Title:研究グループ紹介：東洋大学 理工学部 電気電子情報工学科 パワーエレクトロニックシステム（平瀬）研究室
    Journal name:電気学会論文誌Ｄ（産業応用部門誌）  vol.142  (8)  (p.NL8 - NL9)
    Date of publication:2022.08
    Author(s):平瀬 祐子

    DOI:10.1541/ieejias.142.nl8_9
    Type of publication：Article, review, commentary, editorial, etc. (scientific journal)

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Awards 【 display / non-display 】

  • Prize: パワーエレクトロニクス学会優秀論文賞
    Date awarded:2020.12
    Award type:Honored in official journal of a scientific society, scientific journal
    Awarding organization：パワーエレクトロニクス学会

  • Prize: Best Presentation Award
    Date awarded:2024.04
    Award type:Award from international society, conference, symposium, etc.
    Awarding organization：2024 The 6th International Conference on Clean Energy and Electrical Systems (CEES 2024)
    Award-winner (group):Yuko Hirase, Tomoya Ide, Eiji Yoshimura, Yusuke Umezu, Soichiro Bando, Kazushige Sugimoto

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  • Prize: Best Paper Award
    Date awarded:2021.09
    Award type:Award from international society, conference, symposium, etc.
    Awarding organization：conference committee of 8th International Conference on Power and Energy Systems Engineering
    Award-winner (group):Yuko Hirase , Tomoya Takeda , Kazuki Ohuchi

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Presentations 【 display / non-display 】

  • Language:Japanese
    Conference name:2024 年 電気学会 産業応用フォーラム「 ものづくり 道場 」 大阪
    International/Domestic presentation:Domestic presentation
    Holding date：2025.03
    Presentation date：2025.03.04
    Title:次世代電力システムの新潮流 ～データ×モデルで拓く持続可能な未来～
    Presentation type:Oral presentation (invited, special)

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  • Language:Japanese
    Conference name:The Institute of Electrical Engineers of Japan (IEEJ) Joint Technical Meeting on Power Engineering and Power System Engineering
    Holding date：2024.09
    Presentation date：2024.09.20
    Title:Mathematical Analysis and Demonstration Test Report on Suppression of Low-Frequency Oscillation between Grid-Connected Inverters from Different Manufacturers
    Presentation type:Oral presentation (general)

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  • Language:Japanese
    Conference name:電気学会 2024年 産業応用部門大会 (R1-7, 1-36)
    Holding date：2024.08
    Presentation date：2024.08.29
    Title:フィルタレスインバータを摂動電源とするインピーダンス計測装置開発に関する研究
    Presentation type:Oral presentation (general)

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  • Language:Japanese
    Conference name:電気学会 電力技術/電力系統技術/半導体電力変換 合同研究会 (PE-24-027,PSE-24-039,SPC-24-081)
    Holding date：2024.03
    Presentation date：2024.03.07
    Title:A discussion of the Influence of Interference between Inverter-based Distributed Power Sources on the Power System
    Presentation type:Oral presentation (general)

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  • Language:Japanese
    Conference name:半導体電力変換/家電・民生/自動車 合同研究会 (SPC23263,HCA23053,VT23046)
    Holding date：2023.12
    Presentation date：2023.12.15
    Title:The Demonstration Test Report for Establishing Impedance-Based Stability Analysis Techniques for Power Systems with Inverter-Based Power Sources.
    Presentation type:Oral presentation (general)

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Teaching Experience (Off-campus) 【 display / non-display 】

  • Subject：Special Lecture on High Voltage
    Institution name：Toyo University

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  • Subject：Transmission and distribution engineering
    Institution name：Toyo University

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  • Subject：Experiment C
    Institution name：Toyo University

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  • Subject：Electric circuit 2
    Institution name：Toyo University

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  • Subject：Electric circuit 1
    Institution name：Toyo University

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Committee Memberships 【 display / non-display 】

  • Organization name:IEEE William E. Newell Power Electronics Award
    Committee name:Selection Committee Member

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  • Organization name:Power Electronics Conference (IPEC-Himeji 2026- ECCE-ASIA), 2026 International
    Committee name:public relations

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  • Organization name:the Guest Editor for the Special Issue Microgrids 2025 for Applied Energy, Guest Editor
    Committee name:Guest Editor
    Date：2023.12 - 2024.12

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  • Organization name:経済産業省
    Committee name:電力・ガス取引等監視委員会 料金制度専門会合 送配電効率化・計画進捗確認ワーキンググループ 専門委員

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  • Organization name:2022年度採択「NEDO先導研究プログラム／新技術先導研究プログラム（エネ環
    Committee name:中間評価（ステージゲート審査）委員
    Date：2023.01

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