张文泉, 李白英, 李加祥. 岩层阻水性能与其结构成分、组合形式的关系[J]. 煤田地质与勘探, 1992, 20(4): 41-44.
引用本文: 张文泉, 李白英, 李加祥. 岩层阻水性能与其结构成分、组合形式的关系[J]. 煤田地质与勘探, 1992, 20(4): 41-44.
Zhang Wenquan, Li Baiying, Li Jiaxiang. WATER RESISTANCE AND ITS RELATIONSHIP WITH STRUCTURE COMPONENTS AND CONFIGURATION OF ROCKS[J]. COAL GEOLOGY & EXPLORATION, 1992, 20(4): 41-44.
Citation: Zhang Wenquan, Li Baiying, Li Jiaxiang. WATER RESISTANCE AND ITS RELATIONSHIP WITH STRUCTURE COMPONENTS AND CONFIGURATION OF ROCKS[J]. COAL GEOLOGY & EXPLORATION, 1992, 20(4): 41-44.

岩层阻水性能与其结构成分、组合形式的关系

WATER RESISTANCE AND ITS RELATIONSHIP WITH STRUCTURE COMPONENTS AND CONFIGURATION OF ROCKS

  • 摘要: 根据室内水力压裂试验的结果,通过分析裂痕端部应力强度因子的变化情况,研究了不同结构成分岩层的各自阻抗水压致裂的能力,分析了岩性变化、交界面性质对水压致裂裂隙扩展的影响,提出了阻抗水压致裂裂隙扩展和防止承压水导升的较优岩层组合形式。

     

    Abstract: Based on the results of lab hydraulic fracturing tests and from analyses of changes of stress intensity factor in cracks,the paper studied the resistance against hydraulic fracturing of rocks with different structure components,and analysed the influence of lithology and interface on the extension of hydraulically-induced fractures,proposed the possible approach to resist the extension of hydraulically-induced fractures and the favorite rocks configuration for prevention of hydraulic water rise along fractures.

     

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