瓦斯抽采半径确定方法的研究与应用  

Research and Application of Determining Technology of Gas Drainage Radius

作　　者：张盈盈[1] 郭巍[1] 邢纪伟 

机构地区：[1]吕梁学院矿业工程系,山西吕梁033001 [2]太原理工大学矿业工程学院,太原030024

出　　处：《山西煤炭》2016年第3期5-9,共5页Shanxi Coal

基　　金：吕梁学院自然科学基金(ZRXN201407)

摘　　要：矿井瓦斯抽采设计过程中,抽采半径是其中的主要技术指标之一。针对抽采半径难以准确确定的难题,对抽采半径的确定方法进行了详细分析,明确了不同方法的理论依据、操作步骤与注意事项。以具体矿井为研究与应用基础,通过现场试验测定和数值模拟相结合的方法,准确确定出了矿井的抽采影响半径和有效抽采半径,为矿井的抽采设计和现场操作提供了可靠的依据。Drainage radius,as one of major technical indicators in gas drainage design,is difficult to be determined.Therefore,the determining method was studied in details and the theoretical foundation,operating steps,and precautions were pinpointed.Taking a specific mine as the basis of research and practice,field test and numerical simulation are combined to determine the mining influential radius and effective drainage radius,which could provide a reliable foundation for the drainage design and field operation.

关 键 词：瓦斯抽采 抽采半径 压降指标法 试验测定 数值模拟 

分 类 号：TD72[矿业工程—矿井通风与安全]