提吊加浮力塞下管法在大口径瓦斯抽排孔的应用

Application of Pipe Installation by Suspending and Buoyant Valve in Large Diameter Gas Discharging Hole

摘要:

利用瓦斯抽排孔把井下瓦斯预抽后排到地面,是我国目前煤矿预防瓦斯事故和进行综合利用能源的有效方法之一.通过工程实例,详细介绍了提吊加浮力塞下管技术在大口径瓦斯抽排孔的应用情况和技术措施.

Abstract:

It is one of the effective methods for energy and resources comprehensive utilization to have gas drained to the ground by using gas-discharging hole in China. The paper introduced the application and technical method with field case.