新疆阜康白杨河矿区煤层气藏特征及开采技术对策

    Coalbed Methane Reservoir Characteristics and Mining Technology in Xinjiang Fukang Baiyanghe Mining Area

    • 摘要: 通过对新疆阜康白杨河矿区采用地表构造裂隙填图和井下煤储层精细对比解剖技术,结合煤储层观测取样和试验分析及钻、测井资料,研究了煤储层空间展布、岩石物理、含气量、吸附性、储层压力、大裂隙系统、气藏封闭性等特征,结果表明:44#、43#、42#、41#和39#煤储层适合煤层气开采;并提出了针对本区煤层气藏特征的井型选择、钻完井和排采等开采技术对策。

       

      Abstract: The detailed comparative anatomy technology is used to analyze the surface structural fissure mapping and underground coal reservoir in Fukang Baiyanghe Mining Area of Xinjiang. Combined with coal reservoir observation sampling, test analysis, drilling and logging data, the characteristics are studied, including coal reservoir space distribution, rock physics, gas content, adsorption characteristics, reservoir pressure, big fracture system, closed characteristics of CMB reservoir. The results show that 44#, 43#, 42#, 41# and 39# coal reservoirs are fit for coalbed methane exploration; for CBM reservoir characteristics in this area, the countermeasures are proposed, such as well type selection, drilling well and drainage.

       

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