論文

• Kentaro Umeki, Seon-ah Roh, Tai-jin Min, Tomoaki Namioka, Kunio Yoshikawa. A simple expression for the apparent reaction rate of large wood char gasification with steam, Bioresource Technology, Elsevier, Vol. 101, No. 11, pp. 4187-4192, June 2010.
• Kentaro Umeki, Kouichi Yamamoto, Tomoaki Namioka, KUNIO YOSHIKAWA. High temperature steam-only gasification of woody biomass, Applied Energy, Elesevier, Vol. 87, pp. 791-798, Mar. 2010.
• umeki, son young-il, namioka, yoshikawa kunio. Basic Study on Hydrogen-Rich Gas Production by High Temperature Steam Gasification of Solid Wastes, Journal of Environment and Engineering, The Japan Society of Mechanical Engineers, Vol. 4, No. 1, pp. 211-221, Apr. 2009.
• KENTARO UMEKI, YOUNG-IL SON, TOMOAKI NAMIOKA, KUNIO YOSHIKAWA. Basic Study on Hydrogen-Rich Gas Production by High Temperature Steam Gasification of Solid Wastes, Journal of Environment and Engineering, Vol. 4, No. 1, pp. 211-221, Jan. 2009.
• Tomoaki NAMIOKA, Mitsuo MIYAZAKI, Yoshiaki MOROHASHI, Kentaro UMEKI, Kunio YOSHIKAWA. Modeling and Analysis of Batch-Type Thermal Sludge Pretreatment for Optimal Design, Journal of Environment and Engineering, The Japan Society of Mechanical Engineers, Vol. 3, No. 1, pp. 170-181, May 2008.
• 梅木健太郎, 孫永一, 波岡知昭, 吉川邦夫. 廃棄物の高温水蒸気ガス化による高水素濃度ガス生成に関する基礎的研究, Vol. 73, No. 725, pp. 321-327, Jan. 2007.

国際会議発表 (査読有り)

• Kentaro Umeki, Tomoaki Namioka, Weihong Yang, Kunio Yoshikawa. Performance Analysis of Biomass Gasification and Power Generation System with High Temperature Steam, 8th International Symposium on High Temperature Air Combustion and Gasification, July 2010.
• Bayu Prabowo, Kentaro Umeki, Tomoaki Namioka, Kunio Yoshikawa. The Effects of CO2 Presence on Rice Straw Gasification, 8th International Symposium on High Temperature Air Combustion and Gasification, July 2010.
• Kentaro Umeki, Amit Topu Biswas, Weihong Yang, Kunio Yoshikawa. Pyrolysis of Large Wood Particle by High Temperature Steam Stream, 6th International Conference on Fluid and Thermal Energy Conversions, Dec. 2009.
• Kentaro Umeki, Seon-ah Roh, Woo-hyun Kim, Tomoaki Namioka, Kunio Yoshikawa. Apparent rate of large wood biomass char gasification with steam, International Symposium on Low Carbon Technologies, Sept. 2009.
• KENTARO UMEKI, YU-DAI KANEKO, WEIHONG YANG, WLODZIMIERZ BLASIAK, KUNIO YOSHIKAWA. Heterogeneous Reactions in a High Temperature Steam-only Gasification Process of Biomass, 5th International Conference on Combustion, Incineration/Pyrolysis and Emission Control: ECO-CONVERSION OF BIOMASS AND WASTE, Dec. 2008.
• 2. Tomoaki. NAMIOKA, Yoshiaki MOROHASHI, Kentaro UMEKI, Kunio YOSHIKAWA. Modeling of Batch Type Thermal Sludge Pre-treatment Process for Optimal Design. Semitheoretical Unsteady Energy Balance Model, 27th International Conference on Thermal Treatment Technologies, May 2008.  公式リンク  
  
• Kentaro UMEKI, Weihong YANG, Tomoaki NAMIOKA, Kunio YOSHIKAWA. Product Distribution Characteristics of Pyrolysis and Steam Gasification of Woody and Agricultural Biomass, 27th International Conference on Thermal Treatment Technologies, May 2008.  公式リンク  
  
• Kentarou Umeki, Tomoyuki Nara, Kunio Yoshikawa. Performance of Solid Waste Gasification System with High Temperature Steam, Twenty-sixth Annual International Conference on Incineration and Thermal Treatment Technologies, Proc. Twenty-sixth Annual International Conference on Incineration and Thermal Treatment Technologies, May 2007.

国際会議発表 (査読なし・不明)

• Kentaro Umeki, Seon-ah Roh, Tomoaki Namioka, Kunio Yoshikawa, Woo-hyun Kim. Apparent reaction rate of large wood char gasification with steam, International Symposium on Low Carbon Technology, Sept. 2009.
• KENTARO UMEKI, TOMOAKI NAMIOKA, KUNIO YOSHIKAWA, SEONAH ROH, WOOHYUN KIM. Kinetic Study of Woody Char Gasification with Steam, 4th Korea-Japan Joint Workshop, Nov. 2008.
• YU-DAI KANEKO, KENTARO UMEKI, TOMOAKI NAMIOKA, KUNIO YOSHIKAWA. Product Distribution Characteristics of Pyrolysis and Steam Gasification of Agricultural Biomass, 4th Korea-Japan Joint Workshop, Nov. 2008.
• Kentarou Umeki, Tomoaki Namioka, Kunio Yoshikawa. R&D on High Temperature Steam Gasfication Process of Solid Wastes, 7th International Symposium of High Temperature Air Combustion and Gasification, Proc. 7th International Symposium of High Temperature Air Combustion and Gasification, Jan. 2008.
• Tomoyuki Nara, Kentarou Umeki, Kunio Yoshikawa, Takahiro Nakamura. High Temperature Steam Gasification System for Solid Wastes -Effect of Operating Conditions on the Quality of the Produced Gas-, 3rd KIMM-TITech Joint Workshop, Proc. 3rd KIMM-TITech Joint Workshop, Nov. 2007.
• Kentarou Umeki, Tomoaki Namioka, Kunio Yoshikawa. Mass Loss Characteristics of Woody Biomass Pyrolysis under Various Atmosphere, 3rd KIMM-TITech Joint Workshop, Proc. 3rd KIMM-TITech Joint Workshop, Nov. 2007.

国内会議発表 (査読なし・不明)

• 梅木健太郎, 波岡知昭, 吉川邦夫, Seon-ah Rho, Woo-hyun Kim. バイオマスチャー大粒子の水蒸気ガス化速度, 第18回日本エネルギー学会大会, 第18回日本エネルギー学会大会講演要旨集, pp. 174-175, July 2009.
• 奈良知幸, 梅木健太郎, 吉川邦夫, 中村孝洋. 高温水蒸気ガス化プロセスによる水素リッチガス製造の実証試験, 第16回日本エネルギー学会大会, 第16回日本エネルギー学会大会講演要旨集, pp. 124-125, Aug. 2007.
• 梅木健太郎, 奈良知幸, 吉川邦夫, 平野義男. 廃棄物の高温水蒸気ガス化システムに関する研究開発, 第12回動力・エネルギー技術シンポジウム, 第12回動力・エネルギー技術シンポジウム講演論文集, pp. 309-310, June 2007.

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