Crystal growth of clathrate hydrates in systems with seawater - towards advancement of novel energy technologies

• Project/Area Number: 22760157
• Research Category: Grant-in-Aid for Young Scientists (B)
• Allocation Type: Single-year Grants
• Research Field: Thermal engineering
• Research Institution: Keio University
• Principal Investigator: OHMURA Ryo 慶應義塾大学, 理工学部, 准教授 (70356666)
• Project Period (FY): 2010 – 2012
• Project Status: Completed (Fiscal Year 2012)
• Budget Amount: ¥3,900,000 (Direct Cost: ¥3,000,000、Indirect Cost: ¥900,000); Fiscal Year 2012: ¥780,000 (Direct Cost: ¥600,000、Indirect Cost: ¥180,000); Fiscal Year 2011: ¥1,690,000 (Direct Cost: ¥1,300,000、Indirect Cost: ¥390,000); Fiscal Year 2010: ¥1,430,000 (Direct Cost: ¥1,100,000、Indirect Cost: ¥330,000)
• Keywords: クラスレートハイドレート / メタンハイドレート / 海水 / 熱工学 / 結晶成長

Research Abstract

Experiments were performed to visually observe the clathrate hydrate crystal growth in the systems with seawater, thereby investigating the effects of salts in seawater on the crystalline morphology of the hydrate crystals and the crystal growth rates. Co

Research Products

• [Journal Article] Crystal Growth of Clathrate Hydrate at the Interface between Seawater and Hydrophobic-guest Liquid: Effect of Elevated Salt Concentration (2012)
  • Author(s): Masatoshi Kishimoto, Satoshi Iijima and Ryo Ohmura
  • Journal Title: Industrial & Engineering Chemistry Research Volume: Vol. 51, Issue 14 Pages: 5224-5229
  • Peer Reviewed
• [Journal Article] Correlation of growth rate of hydrate layer at guest/liquid-water interface to mass transfer resistance (2012)
  • Author(s): Masatoshi Kishimoto and Ryo Ohmura
  • Journal Title: Energies Volume: Vol. 5, Issue 1 Pages: 92-100
  • Peer Reviewed
• [Journal Article] Correlation of growth rate of hydrate layer at guest/liquid-water interface to mass transfer resistance (2012)
  • Author(s): Masatoshi Kishimoto, Ryo Ohmura
  • Journal Title: Energies Volume: 5 Issue: 1 Pages: 92-100
  • DOI: 10.3390/en5010092
  • Peer Reviewed
• [Journal Article] Crystal Growth of Clathrate Hydrate at the Interface between Seawater and Hydrophobic-guest Liquid : Effect of Elevated Salt Concentration (2012)
  • Author(s): Masatoshi Kishimoto, Satoshi Iijima, Ryo Ohmura
  • Journal Title: Industrial Engineering Chemistry Research Volume: 51 Pages: 5224-5229
  • Peer Reviewed
• [Journal Article] Crystal Growth of Clathrate Hydrate in Liquid Water Saturated with a Simulated Natural Gas (2011)
  • Author(s): Sho Watanabe, Kota Saito and Ryo Ohmura
  • Journal Title: Crystal Growth & Design Volume: Vol. 11, Issue 7 Pages: 3235-3242
  • Peer Reviewed
• [Journal Article] Crystal Growth of Clathrate Hydrate at the Interface between Hydrocarbon-gas Mixture and Liquid Water (2011)
  • Author(s): Kota Saito, Masatoshi Kishimoto, Ryo Tanaka, and Ryo Ohmura
  • Journal Title: Crystal Growth & Design Volume: Vol. 11, Issue 1 Pages: 295-301
  • Peer Reviewed
• [Journal Article] Crystal Growth of Clathrate Hydrate at the Interface between Hydrocarbon-gas Mixture and Liquid Water (2011)
  • Author(s): Saito, K., Kishimoto, M., Tanaka, R., Ohmura R.
  • Journal Title: Crystal Growth & Design Volume: 11 Pages: 295-301
  • Peer Reviewed
• [Journal Article] Correlation of hydrate-film growth rate at the guest/liquid-water interface to mass transfer resistance (2010)
  • Author(s): Kota Saito, Ryo Ohmura, Amadeu K. Sum
  • Journal Title: Industrial & Engineering Chemistry Research Volume: Vol. 49, No. 15 Pages: 7102-7103
  • Peer Reviewed
• [Presentation] Crystal Growth of Clathrate Hydrate at the Interface between Seawater and Hydrophobic-guest Liquid : Effect of Elevated Salt Concentration (2011)
  • Author(s): Masatoshi Kishimoto, Satoshi Iijima, Ryo Ohmura
  • Organizer: 7th International conference on gas hydrates
  • Place of Presentation: Edinburgh(英国)
  • Year and Date: 2011-07-20
• [Presentation] Crystal Growth of Clathrate Hydrate at the Interface between Hydrocarbon-gas Mixture and Liquid Water (2010)
  • Author(s): Kota Saito, Masatoshi Kishimoto, Ryo Tanaka, Ryo Ohmura
  • Organizer: 11th International Conference on Physics and Chemistry of Ice
  • Place of Presentation: 札幌
  • Year and Date: 2010-09-05