贵州毕节煤田可乐矿区M18煤储层地质特征研究

Shandong Coal Science and Technology(2016)

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Abstract
通过对毕节煤田可乐矿区M18煤岩煤质特征、煤储层压力及温度、煤层渗透性、煤层等温吸附特征、煤层含气性的研究,结果表明:区内18号煤层在西部为贫煤,中东部为无烟煤,为低渗透率煤储层,储层压力系数为0.6—0.9,属于欠压地层。煤层平均含气量为14.17m3/t,含气量较高。
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