大型顶板突水防治水技术研究与应用

Research and application of water treatment technology for large roof water inrush

徐庄煤矿7199工作面回采期间发生特大老塘涌水,多次涌水量超过300m^3/h,最大涌水量达到540m^3/h。为确保工作面能够正常回采,根据工作面实际情况研究制定出该套防治水方案,保证了涌水期间工作面的正常回采,取得了很好的经济及社会效益。

Large water inrush occurred during mining goaf in Xuzhuang Coal Mine Working Face 7199 times,water inflow of more than 300m^3/h,the maximum water inflow reached 540m^3/h.In order to ensure the normal mining working face can,according to the actual situation of the research work to develop the water prevention and control program,to ensure the normal mining water inflow during the working face,has achieved good economic and social benefit.