钻屑指标变化规律及其在突出预测中的应用  

Variation of desorption index for drill cuttings and its application in predicting risk of coal and gas outburst

作　　者：曲方[1] 张龙[1] 李迎业[2] 李忠群[2] 

机构地区：[1]中国计量学院质量与安全工程学院,浙江省杭州市310018 [2]山西潞安环保能源开发股份有限公司五阳煤矿,山西省长治市046025

出　　处：《中国煤炭》2011年第10期82-84,88,共4页China Coal

摘　　要：对钻屑指标的原理进行了分析,重点研究钻屑量S和瓦斯解吸指标K1值在实际突出预测中的应用,探寻其在钻孔中的变化规律,并提出测定过程中减少误差的措施与方法。The principle of drill cuttings index was briefly analyzed.The drilling cuttings weight and gas absorption index of drill cuttings were investigated as an emphasis in practical application to predict the risk of coal and gas outburst.The variation of desorption index for drill cuttings was discussed.The measures were proposed to reduce the errors during the measurement.

关 键 词：煤与瓦斯突出 钻屑量 钻屑解吸指标 

分 类 号：TD713[矿业工程—矿井通风与安全]