王剑,王珺,侯淞译

• 1:西安石油大学地球科学与工程学院
• 2:中国石油集团测井有限公司随钻测井中心
• 3:中石油煤气有限责任公司

摘要(Abstract)：

针对常规测井难以有效评价煤层顶底板裂缝发育程度的问题,对鄂东气田东缘韩城矿区50块煤层顶底板砂泥岩样品进行岩石力学特性实验研究。在静态力学参数刻度测井资料计算的动态岩石力学参数的基础上,对煤层顶底板的完整性系数、破裂系数、稳定性系数进行了计算,进而对研究区煤层顶底板裂缝发育程度进行评价。结果表明:所述方法能够有效地预测煤层顶底板的裂缝发育程度;研究区煤层顶底板裂缝较为发育。煤层含气量分析化验和排采结果显示,在裂缝发育的井区含气性和排采出气量较低,表明煤层顶底板的封闭性较差。

关键词(KeyWords)： 测井资料;煤层顶底板;裂缝发育程度;岩石力学参数;成像测井

Abstract:

Keywords:

基金项目(Foundation): 陕西省自然科学基础研究计划项目(编号:2013JQ5008);; 陕西省教育厅专项科研计划项目(编号:2013JK0857)

作者(Author): 王剑,王珺,侯淞译

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