平煤十二矿突出危险性预测方法使用分析

Analysis on Prediction Method Utilization of Outburst Risk of Pingdingshan Coal Mine No.12

以平煤十二矿为例,分析了该矿以往煤巷掘进的预测数据和实验成果,指出了钻屑量指标和瓦斯涌出初速度的应用情况,并对这两种指标的敏感性进行了分析。

Take Pingdingshan coal mine No. 12 achievements of previous coal road digging of this powder quantity of bore index and gas inrush initial as an example. The prediction data and experimental mine are analyzed. The application situation of coal velocity are pointed out, and sensitivity of these two indexes are also analyzed.