The effects of methane hydrate dissociation at different temperatures on the stability of porous sediments

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• 作者：Yongchen Song ; Yiming Zhu ; Weiguo Liu ; ¹ ; ^{liuwg@dlut.edu.cn} ; Yanghui Li ; ¹ ; ^{liy@dlut.edu.cn} ; Yan Lu ; Zhitao Shen
• 关键词：Hydrate dissociation ; Methane hydrate-bearing sediments ; Stability ; Duncan-Chang constitutive model
• 刊名：Journal of Petroleum Science and Engineering
• 出版年：2016
• 出版时间：November 2016
• 年：2016
• 卷：147
• 期：Complete
• 页码：77-86
• 全文大小：1773 K
• 卷排序：147

文摘

The strength of porous sediments during hydrate dissociation was studied. Mathematical expressions for the variation of strength of sediments were proposed. The Duncan-Chang model related to temperature and dissociation time was proposed.