论文部分内容阅读
山西煤炭运销集团裕兴煤业有限公司的设计生产能力为90万t/a。井田面积8.662 2 km~2,批准开采3~15号煤层,地质储量6 385万t,可采储量3 047万t,服务年限24.2 a。井田地质构造简单,水文条件中等,瓦斯含量低。矿井采用斜立井混合开拓,目前开采15号煤层,采用一次采全高工艺。15109工作面煤层倾角约为4°~5°,煤层层理发
Shanxi Coal Marketing Group Yuxing Coal Co., Ltd. The design and production capacity of 900,000 t / a. Mine area of 8.662 2 km ~ 2, approved the mining of 3 to 15 seam, the geological reserves of 63.85 million tons, recoverable reserves of 30.07 million tons, service life of 24.2 a. Minefield geological structure is simple, moderate hydrological conditions, low gas content. Open-pit mine shaft mixing vertical development, the current exploitation of 15 seam, using a mining full-height process. 15109 Face coal seam angle of about 4 ° ~ 5 °, coal seam cutting