本文介绍了塑料管穿插法在国外油田建设中的应用情况和这项技术的施工特点及应用前景。对输气管道更新时塑料管的定径原则,停气和不停气情况下的不同穿插方法,以及施工中遇到的一系列问题的对策,都作出了比较详细的叙述,为老区管道改造提供了一份有价值的参考资料。 This article describes the application of plastic pipe interspersed in the construction of foreign oilfields and the construction characteristics and application prospects of this technology. On the renewal of gas pipe plastic pipe sizing principle, stop gas and non-stop case of different interspersed methods, as well as a series of problems encountered in the construction of the countermeasures, have made a more detailed description of the old pipe renovation Provided a valuable reference.