Rchr
J-GLOBAL ID：201101027529131382   Update date: Nov. 19, 2024

Koido Kenji

コイド ケンジ | Koido Kenji
Affiliation and department：
National Research and Development Agency Forest Research and Management Organization Forestry and Forest Products Research Institute Department of Wood Properties and Processing

About National Research and Development Agency Forest Research and Management Organization Forestry and Forest Products Research Institute Department of Wood Properties and Processing


Job title： Senior Researcher
Homepage URL  (1)： http://kkoido5.wixsite.com/biomass
Research field  (4)： Earth resource engineering, energy science ,  Chemical reaction and process system engineering ,  Thermal engineering ,  Fluid engineering
Research keywords  (6)： fluid engineering ,  Life cycle assessment ,  Energy system design and evaluation ,  Chemical reaction engineering ,  Woody biomass gasification ,  heat transfer engineering
Research theme for competitive and other funds  (10)：
  • 2023 - 2026 Estimation of softening temperatures of biomass ash using deep learning to predict clinker generation
  • 2024 - 2025 Development of a decarbonised energy system: diversifying technologies for producing and using hydrogen
  • 2021 - 2024 Creation of basic technologies for the integrated use of energy and materials that contribute to the stable operation of small-scale woody biomass power generation
  • 2021 - 2024 Development of Advanced Energy Conversion Technology Systems for Utilization of Radioactively-contaminated Biomass and Implementation Scenarios towards Decarbonized Society
  • 2021 - 2023 Mechanisms of adherence of woody biomass gasification combustion ash in the furnace and the effect of wood fuel blending on adherence suppression
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Papers (61)：
  • Kenji Koido, Kakeru Kurosawa, Michio Sato. Effect of residual char and atmospheric gases on ash fusibility of herbaceous biomass of Erianthus. 2025. (to be submitted)
  • Kenji Koido, Aoi Kubota, Kana Yamashita, Seiji Omura, Hidetoshi Kuramochi. Ash fusion characteristics of binary blends of tree trunk components for inhibiting K2CO3-CaCO3 melt-derived slag formation during gasification. Biomass and Bioenergy. 2025. (to be submitted)
  • Kenji Koido, Aoi Kubota, Yosuke Matsuda, Kiyohiko Fujimoto, Takashi Yanagida. Drying kinetics of cedar sapwood, heartwood, and black heartwood chips and their effective diffusivity. Biomass and Bioenergy. 2025. (Under review)
  • Kenji Koido, Aoi Kubota, Kana Yamashita, Seiji Omura, Hidetoshi Kuramochi. Ash Fusion Characteristics of Binary Blended Woody Biomass Fuels: Inhibiting K-Ca Carbonate Melt-Derived Slag Formation in Gasifiers. Energy & Fuels. 2025. (Under review)
  • Kenji Koido, Aoi Kubota, Shunki Kondo, Kiyoshi Dowaki. Influence of physical and chemical properties of slow pyrolysis char and irrigation rate on water retention of wood-gasification residual chars during agricultural use. Journal of the Japan Institute of Energy. 2025. (Under review)
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MISC (71)：
  • 高田依里, 柳田高志, 久保山裕史, 小井土賢二, 古俣寛隆. Characteristics of flue gas and potential for heat utilization in woody biomass power generation with steam-turbine. 日本木材学会大会研究発表要旨集(完全版)(CD-ROM). 2024. 74th
  • 柳田高志, 藤本清彦, 橋田光, 松田陽介, 渡辺憲, 池田努, 小井土賢二, 高田依里, 久保山裕史, 今井康裕, et al. Overview of “Creation of fundamental technologies for the comprehensive utilization of energy and materials that contributes to the stable operation of small-scale woody biomass power generation“ in research program on development of innovative technology grants. 日本木材学会大会研究発表要旨集(完全版)(CD-ROM). 2024. 74th
  • YANAGIDA Takashi, TAKATA Eri, KOIDO Kenji, KUBOYAMA Hirofumi, KOMATA Hirotaka, MAEKAWA Yohei, ISHIKAWA Yoshio, TAHARA Kiyotaka. Economic evaluation of introduction of small woody biomass gasification heat and power cogeneration system in municipalities utilizing facility subsidies. Proceedings of the Conference on Biomass Science. 2023. 19. P-19. 105-106
  • KOIDO Kenji, KUBOTA Aoi, YAMASHITA Kana, OMURA Seiji, KURAMOCHI Hidetoshi. Effects of heartwood, sapwood and bark blending on the suppression of clinker formation in gasifiers: Comparison of ash fusibility of black heartwood and red heartwood. Proceedings of the Conference on Biomass Science. 2023. 19. O-18. 39-40
  • ENDO Kenji, ASADA Takashi, KOIDO Kenji. Mechanistic considerations on increased hydrogen production during the carbonization of Japanese cedar with eggshell addition. Proceedings of the Conference on Biomass Science. 2023. 19. O-12. 27-28
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Patents (2)：
  • ガス製造方法、及びポルサイトの製造方法
  • 水素回収方法
Education (2)：
  • 2005 - 2011 Nagoya University Department of Aerospace Engineering
  • 2001 - 2005 Hiroshima University Faculty of Engineering Cluster 1 (Mechanical System Engineering)
Professional career (1)：
  • Doctor of Engineering (Nagoya University)
Work history (10)：
  • 2023/04 - 現在 National Institute for Environmental Studies Visiting Researcher
  • 2021/06 - 現在 Tokyo University of Science Graduate School of Science and Technology Visiting Associate Professor
  • 2021/04 - 現在 Fukushima University Faculty of Symbiotic Systems Science Visiting Associate Professor
  • 2021/04 - 現在 Forestry and Forest Products Research Institute Senior Researcher
  • 2024/09 - 2024/09 Universidade Federal de São Carlos (UFSCar) Visiting Professor
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Committee career (8)：
  • 2024/04 - 現在 日本木材学会 コーディネータ(P・熱分解・エネルギー変換部門)
  • 2022/11 - 現在 International Conference on the Impact of Fuel Quality on Power Production and the Environment Scientific Committee
  • 2016/08 - 現在 日本エネルギー学会 バイオマス部会 事務局
  • 2016/04 - 現在 Comittee for 12th, 13th, 14th, 15th, 16th, 17th, 18th, 19th and 20th conferences
  • 2015/10 - 現在 日本LCA学会 日本LCA学会 年会(第11,12,13,14回)実行委員会 委員
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Awards (20)：
  • 2024/11 - 一般社団法人 環境放射能とその除染・中間貯蔵および環境再生のための学会 優秀口頭発表賞 木質バイオマスのガス化特性に対する原料種の影響
  • 2024/03 - Excellent Poster Award (The Japan Wood Research Society) Comparison of pine ash fusibility for clinker suppression in gasifiers
  • 2023/12 - Poster Award Economic evaluation of introduction of small woody biomass gasification heat and power cogeneration system in municipalities utilizing facility subsidies
  • 2022/12 - Poster Presentation Award Evaluation of the fusibility of binary blended biomass ash
  • 2022/09 - Poster Presentation Award Cost analysis of a combined energy-agriculture system considering a recycling scheme for biochar derived from wood gasification CHP
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Association Membership(s) (8)：
THE SOCIETY OF CHEMICAL ENGINEERS, JAPAN ,  The Institute of Life Cycle Assessment, Japan ,  Japan Society of Energy and Resources ,  日本エネルギー学会 ,  日本燃焼学会 ,  日本機械学会 ,  The Combustion Institute ,  日本木材学会
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