Rchr
J-GLOBAL ID：201101027529131382   Update date: Apr. 17, 2024

Koido Kenji

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

About 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 (58)：
  • Aoi Kubota, Shunki Kondo, Kenji Koido, Kiyoshi Dowaki. Physical and chemical properties of slow pyrolysis char and irrigation rate affect water retention of wood-gasification residual chars during agricultural use. Journal of the Japan Institute of Energy. 2024. (Under review)
  • Kenji Koido, Daichi Konno, Michio Sato. Life cycle assessment and techno-economic analysis of the sawdust drying process in wood pellet productions and heat and power production. 2024. (In Preparation)
  • Kenji Koido, Aoi Kubota, Yosuke Matsuda, Kiyohiko Fujimoto, Takashi Yanagida. Drying kinetics of cedar sapwood, heartwood, and black heartwood chips and their effective diffusivity. 2024. (Under review)
  • Kenji Koido, Kenji Endo, Hidetsugu Morimoto, Hironori Ohashi, Michio Sato. Synergetic effects in co-gasification of willow and cedar blended char in CO2 media. Biomass and Bioenergy. 2024. (Under Review)
  • Kenji Koido, Takayuki Hoshi, Michio Sato. Gasification of pruned branches of peach tree in a CO2/O2 atmosphere in the presence or absence of steam: Effect of agent gas composition on product gas, reactivity, and kinetics. Fuel. 2024. (Under Review)
ｍore...
MISC (69)：
  • 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
  • KUBOTA Aoi, KONDO Shunki, KOIDO Kenji, DOWAKI Kiyoshi. Characterization of slow pyrolysis chars for an agricultural use of wood gasification CHP residues: Influence of pyrolysis conditions. Proceedings of the Annual Conference of The Japan Institute of Energy. 2023. 32. P-3-1. 176-177
  • KOIDO Kenji, KUBOTA Aoi, YAMASHITA Kana, KURAMOCHI Hidetoshi. Effects of blending heartwood, sapwood and bark for reducing clinker formation in gasifiers fueled by Japanese cedar. Proceedings of the Annual Conference of The Japan Institute of Energy. 2023. 32. P-3-3. 180-181
ｍore...
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 (9)：
  • 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
  • 2016/07 - 2021/03 Fukushima University Faculty of Symbiotic Systems Science Associate Professor
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Committee career (6)：
  • 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 and 19th 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
  • 2019/04 - 2019/12 Japan Institute of Energy Chief comittee of the 7th Asian Conference Biomass Science
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Awards (19)：
  • 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
  • 2022/09 - Best Presentation Award
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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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