输气管道不停输封堵技术在鄯乌线上的应用

The Application of In-line Plugging Technology in Shanshan-Wulumuqi Gas Transmission Pipeline

为了保证城市工业与民用的燃气供应 ,提高管道的运行安全性 ,鄯乌输气管道实施了不停输封堵作业 ,以提高站场设备的承压能力 ,平抑管道下游的压力波动。论述了输气管道不停输封堵工艺 。

This paper describes the in-line plugging technology of gas transmission pipeline,including the plugging procedure and plugging step. The plugging program was successfully carried out in September of 2002.