韩城矿区构造特征对煤层含气性的影响

Shanxi Coking Coal Science & Technology(2014)

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Abstract
在系统研究韩城矿区构造特征的基础上,剖析了构造对煤层含气性的控制作用。研究表明:区域构造背景上,矿区位于华北地台南缘与秦岭褶皱带过渡区,决定了矿区具备煤层气开发前景。次级构造形迹组合特征上,矿区内部浅部断褶带、挤压阻气构造带、缓倾斜构造带、深部单斜带的基本构造格局致使煤层气含量由矿区周边向腹部增高。控气构造类型上,向斜轴部、缓倾斜带含气量最高,背斜次之,正断层和边浅部含气量最低。
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