Cage-Occupancy Ability of H2 in Various Crystal Structures of Gas Hydrates

• Project/Area Number: 19760491
• Research Category: Grant-in-Aid for Young Scientists (B)
• Allocation Type: Single-year Grants
• Research Field: Structural/Functional materials
• Research Institution: Osaka University
• Principal Investigator: SUGAHARA Takeshi Osaka University, 大学院基礎工学研究科, 助教 (20335384)
• Project Period (FY): 2007 – 2008
• Project Status: Completed (Fiscal Year 2008)
• Budget Amount: ¥3,010,000 (Direct Cost: ¥2,800,000、Indirect Cost: ¥210,000); Fiscal Year 2008: ¥910,000 (Direct Cost: ¥700,000、Indirect Cost: ¥210,000); Fiscal Year 2007: ¥2,100,000 (Direct Cost: ¥2,100,000)
• Keywords: ガスハイドレート / 水素ハイドレート / 水素貯蔵 / 高圧相平衡 / ラマン分光分析 / 水素吸蔵・放出 / 構造相転移 / ケージ占有性 / 状態方程式 / 水素結合 / 高圧力

Research Abstract

ガスハイドレートを利用した水素貯蔵技術について、貯蔵の可否、ならびに貯蔵量、貯蔵条件に対するガスハイドレート結晶構造の影響を研究した。特に、水素貯蔵の可否は、ハイドレート構造に大きく依存し、ハイドレート骨格を分解することなしに加圧・減圧の圧力操作のみで利用可能な特定のハイドレート結晶構造が存在することを明らかにした。

Research Products

• [Journal Article] Thermodynamic and Raman Spectroscopic Studies on Hydrogen + Tetra-n-Butyl Ammonium Fluoride Semi-Clathrate Hydrates (2008)
  • Author(s): J. Sakamoto, S. Hashimoto, T. Tsuda, T. Sugahara, Y. Inoue and K. Ohgaki
  • Journal Title: Chemical Engineering Science 63(24) Pages: 5789-5794
  • Peer Reviewed
• [Journal Article] Storage Capacity of Hydrogen in Tetrahydrofuran Hydrate (2008)
  • Author(s): K. Ogata, S. Hashimoto, T. Sugahara, M. Moritoki, H. Sato and K. Ohgaki
  • Journal Title: Chemical Engineering Science 63(23) Pages: 5714-5718
  • Peer Reviewed
• [Journal Article] Thermodynamic Stability on Mixed Gas Hydrates Containing Hydrogen (2008)
  • Author(s): S. Hashimoto, T. Sugahara, M. Moritoki, H. Sato and K. Ohgaki
  • Journal Title: Journal of Physics : Conference Series 121
  • Peer Reviewed
• [Journal Article] Cage Occupancy of Hydrogen in Carbon Dioxide, Ethane, Cyclopropane, and Propane Hydrates (2008)
  • Author(s): T. Sugahara, H. Mori, J. Sakamoto, S. Hashimoto, K. Ogata and K. Ohgaki
  • Journal Title: Open Thermodynamics Journal 2 Pages: 1-6
  • Peer Reviewed
• [Journal Article] Thermodynamic Stability of Hydrogen + Tetra-n-Butyl Ammonium Bromide Mixed Gas Hydrate in Nonstoichiometric Aqueous Solutions (2008)
  • Author(s): S. Hashimoto, T. Sugahara, M. Moritoki, H. Sato, K. Ohgaki
  • Journal Title: Chemical Engineering Science 63(4) Pages: 1092-1097
  • Peer Reviewed
• [Journal Article] Thermodynamic Stability on Mixed Gas Hydrates Containing Hydrogen (2008)
  • Author(s): S. Hashimoto, et.al.
  • Journal Title: Journal of Physics : Conference Series 121
  • Peer Reviewed
• [Journal Article] Storage Capacity of Hydrogen in Tetrahydrofuran Hydrate (2008)
  • Author(s): K. Ogata, et.al.
  • Journal Title: Chemical Engineering Science 63 Pages: 5714-5718
  • Peer Reviewed
• [Journal Article] Thermodynamic and Raman Spectroscopic Studies on Hydrogen + Tetra-n-Butyl Ammonium Fluoride Semi-Clathrate Hydrates (2008)
  • Author(s): J. Sakamoto, et.al.
  • Journal Title: Chemical Engineering Science 63 Pages: 5789-5794
  • Peer Reviewed
• [Journal Article] Thermodynamic Stability of Hydrogen +Tetra-n-Butyl Ammonium BromideMixed Gas Hydrate in Nonstoichiometric Aqueous Solutions (2008)
  • Author(s): Hashimoto, et. al.
  • Journal Title: Chemical Engineering Science 63 Pages: 1092-1097
  • Peer Reviewed
• [Journal Article] Cage Occupancy of Hydrogen in Carbon Dioxide, Ethane, Cyclopropane, andPropane Hydrates (2008)
  • Author(s): Sugahara, et. al.
  • Journal Title: The Open Thermodynamics Journal 2 Pages: 1-6
  • Peer Reviewed
• [Journal Article] 水素貯蔵媒体としてのガスハイドレートの可能性 (2007)
  • Author(s): 大垣一成、菅原 武
  • Journal Title: 水素エネルギーシステム 32(4) Pages: 20-26
• [Journal Article] Fundamental Studies for a New H2 Separation Method Using Gas Hydrates (2007)
  • Author(s): S. Hashimoto, S. Murayama, T.Sugahara, K. Ohgaki
  • Journal Title: Physics and Chemistry of Ice Pages: 209-216
  • Peer Reviewed
• [Journal Article] Fundamental Studies for a New H_2 Separation Method Using Gas Hydrates (2007)
  • Author(s): Hashimoto, et. al.
  • Journal Title: Physics and Chemistry of Ice Pages: 209-216
  • Peer Reviewed
• [Journal Article] ガスハイドレートの水素貯蔵能力 〜現状と課題〜
  • Author(s): 大垣一成、橋本俊輔、菅原 武
  • Journal Title: 触媒 (印刷中)
  • NAID: 10024766755
  • Peer Reviewed
• [Presentation] 水素系混合ガスハイドレートの水素吸蔵能力 (2008)
  • Author(s): 緒方恭平、橋本俊輔、松井祐樹、菅原 武、大垣一成
  • Organizer: 日本高圧力学会 第49回高圧討論会
  • Place of Presentation: 姫路商工会議所
  • Year and Date: 2008-11-13
• [Presentation] 水素+第四級アンモニウム塩混合ハイドレートの構造相転移と水素占有性 (2008)
  • Author(s): 橋本俊輔、坂本 惇、菅原 武、大垣一成
  • Organizer: 日本高圧力学会 第49回高圧討論会
  • Place of Presentation: 姫路商工会議所
  • Year and Date: 2008-11-13
• [Presentation] 水素系混合ガスハイドレートの水素吸蔵能力 (2008)
  • Author(s): 緒方恭平, ら
  • Organizer: 日本高圧力学会第49回高圧討論会
  • Place of Presentation: 姫路
  • Year and Date: 2008-11-13
• [Presentation] 水素+第四級アンモニウム塩混合ハイドレートの構造相転移と水素占有性 (2008)
  • Author(s): 橋本俊輔, ら
  • Organizer: 日本高圧力学会第49回高圧討論会
  • Place of Presentation: 姫路
  • Year and Date: 2008-11-13
• [Presentation] tetrahydrothiopheneハイドレートの水素吸蔵能力 (2008)
  • Author(s): 津田崇暁、緒方恭平、橋本俊輔、菅原 武、大垣一成
  • Organizer: 日本高圧力学会 第49回高圧討論会
  • Place of Presentation: 姫路商工会議所
  • Year and Date: 2008-11-12
• [Presentation] tetrahydrothiopheneハイドレートの水素吸蔵能力 (2008)
  • Author(s): 津田崇暁, ら
  • Organizer: 日本高圧力学会第49回高圧討論会
  • Place of Presentation: 姫路
  • Year and Date: 2008-11-12
• [Presentation] The Potentiality of Clathrate Hydrates as a Hydrogen Storage Material (2008)
  • Author(s): S. Hashimoto, J. Sakamoto, K. Ogata, T. Tsuda, T. Sugahara, Y. Inoue, K. Ohgaki
  • Organizer: The 2nd SSCCI/SCEJ(Kansai-Branch) Joint International Conference on Chemical Engineering
  • Place of Presentation: 中国 上海
  • Year and Date: 2008-11-04
• [Presentation] The Potentiality of Clathrate Hydrates as a Hydrogen Storage Material (2008)
  • Author(s): S. Hashimoto, et.al.
  • Organizer: The 2nd SSCCI/SCEJ (Kansai-Branch) Joint International Conference on Chemical Engineering
  • Place of Presentation: 中国・上海
  • Year and Date: 2008-11-04
• [Presentation] Cage Occupancies of Hydrogen Molecule and Thermodynamic Stabilities of Hydrogen-Containing Hydrates (2008)
  • Author(s): T. Sugahara, S. Hashimoto, H. Mori, J. Sakamoto, K. Ogata, K. Ohgaki
  • Organizer: 6th International Conference on Gas Hydrates
  • Place of Presentation: カナダ バンクーバー
  • Year and Date: 2008-07-08
• [Presentation] Cage Occupancies of Hydrogen Molecule and Thermodynamic Stabilities of Hydrogen-Containing Hydrates (2008)
  • Author(s): T. Sugahara, et.al.
  • Organizer: 6th International Conference on Gas Hydrates
  • Place of Presentation: カナダ・バングーバー
  • Year and Date: 2008-07-08
• [Presentation] Search of Effective Additives for Hydrogen Storage Using Gas Hydrates (2008)
  • Author(s): Hashimoto, et. al.
  • Organizer: 第1回グローバルCOE生命環境化学国際会議(GCOEBEC-1)
  • Place of Presentation: 大阪府吹田市
  • Year and Date: 2008-01-27
• [Presentation] Thermodynamic and Raman Spectroscopic Studies on Mixed Gas Hydrate Containing Hydrogen (2007)
  • Author(s): S. Hashimoto, S. Murayama, T. Sugahara, H. Sato and K. Ohgaki
  • Organizer: The 1st SSCCI/SCEJ(Kansai-Branch) Joint International Conference on Chemical Engineering
  • Place of Presentation: 大阪科学技術センター
  • Year and Date: 2007-12-05
• [Presentation] Thermodynamic and Raman Spectroscopic Studies on Mixed Gas Hydrate Containing Hydrogen (2007)
  • Author(s): Hashimoto, et. al.
  • Organizer: 上海市化学工学会・化学工学会関西支部共催「第1回若手研究交流会」
  • Place of Presentation: 大阪府大阪市
  • Year and Date: 2007-12-05
• [Presentation] 水素+tetra-n-butyl ammonium fluoride+水混合系の相平衡測定 (2007)
  • Author(s): 坂本 惇、橋本俊輔、菅原 武、大垣一成
  • Organizer: 日本高圧力学会 第48回高圧討論会
  • Place of Presentation: 倉吉パークスクエア
  • Year and Date: 2007-11-21
• [Presentation] 水素系混合ハイドレートの相平衡測定とラマン分光分析 (2007)
  • Author(s): 橋本俊輔、菅原 武、守時正人、大垣一成
  • Organizer: 日本高圧力学会 第48回高圧討論会
  • Place of Presentation: 倉吉パークスクエア
  • Year and Date: 2007-11-21
• [Presentation] 水素+tetra-n-butyl ammonium fluoride+水混合系の相平衡測定 (2007)
  • Author(s): 坂本 惇ら
  • Organizer: 日本高圧力学会 第48回高圧討論会
  • Place of Presentation: 鳥取県倉吉市
  • Year and Date: 2007-11-21
• [Presentation] 水素系混合ハイドレートの相平衡測定とラマン分光分析 (2007)
  • Author(s): 橋本俊輔ら
  • Organizer: 日本高圧力学会 第48回高圧討論会
  • Place of Presentation: 鳥取県倉吉市
  • Year and Date: 2007-11-20
• [Presentation] Thermodynamic Stability of Mixed Gas Hydrates Containing Hydrogen (2007)
  • Author(s): S. Hashimoto, T. Sugahara, M. Moritoki, H. Sato and K. Ohgaki
  • Organizer: The Joint 21st AIRAPT & 45th EHPRG International Conference on "High Pressure Science and Technology"
  • Place of Presentation: イタリア、カタニア
  • Year and Date: 2007-09-20
• [Presentation] 「hermodynamic Stability of Mixed Gas Hydrates Containing Hydrogen (2007)
  • Author(s): Hashimoto, et. al.
  • Organizer: The Joint 21st AIRAPT & 45th EHPRG International Conference on ."High Pressure Science and Technology"
  • Place of Presentation: イタリア カタニア大学
  • Year and Date: 2007-09-17