刘会彬, 胡少博, 尹润生, 曹剑, 王飞. 鄂尔多斯盆地彬长矿区煤层气赋存特征[J]. 煤田地质与勘探, 2011, 39(4): 20-23. DOI: 10.3969/j.issn.1001-1986.2011.04.006
引用本文: 刘会彬, 胡少博, 尹润生, 曹剑, 王飞. 鄂尔多斯盆地彬长矿区煤层气赋存特征[J]. 煤田地质与勘探, 2011, 39(4): 20-23. DOI: 10.3969/j.issn.1001-1986.2011.04.006
LIU Huibin, HU Shaobo, YIN Runsheng, CAO Jian, WANG Fei. Occurrence features of coalbed methane of Binchang mining area in Ordos basin[J]. COAL GEOLOGY & EXPLORATION, 2011, 39(4): 20-23. DOI: 10.3969/j.issn.1001-1986.2011.04.006
Citation: LIU Huibin, HU Shaobo, YIN Runsheng, CAO Jian, WANG Fei. Occurrence features of coalbed methane of Binchang mining area in Ordos basin[J]. COAL GEOLOGY & EXPLORATION, 2011, 39(4): 20-23. DOI: 10.3969/j.issn.1001-1986.2011.04.006

鄂尔多斯盆地彬长矿区煤层气赋存特征

Occurrence features of coalbed methane of Binchang mining area in Ordos basin

  • 摘要: 鄂尔多斯盆地彬长矿区是我国“十五”和“十一五”期间重点规划建设的能源基地。利用彬长矿区部分矿井地质和矿井瓦斯资料,通过对该矿区煤层气的来源、顶底板岩层的封存、地质构造的影响等特征的分析研究,确定了彬长矿区中部和向斜构造核部为煤层气赋存的有利区域,且煤层气主要赋存于4号煤层及其围岩中,在顶底板封存良好的区域,煤层气可达5.71m3/t。通过分析蒋家河矿井的地质勘探数据,推算出彬长矿区煤层气的地质储量和开采储量分别为542×108 m3和162.6×108 m3,由此可见,彬长矿区煤层气具有很好的勘探开发前景。

     

    Abstract: Binchang mining area in Ordos basin is an important resource base to be planed and constructed during China’s “National Tenth Five-year Plane” and “National Eleventh Five-year Plane”.Using some mine geological data and CBM emission data, through analyzing the occurrence features which are the source of CBM, and the sealing of top-lower rocks, and the effect of geological structure, it was confirmed that the center part and syncline center of Binchang mining area are the favorable zones for coalbed methane occurrence, the CBM occurs mainly in seam No.4and the surrounding rocks, the zones that are well sealed can have CBM content of 5.71m3/t.Through analysis of geological exploration data of Jiangjiahe, in Binchang mining area the CBM geological reserves and extractable CBM reserves are respectively about 542×108 m3 and 162.6×108 m3, therefore the Binchang mining area has good prospective for CBM exploration and development.

     

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