非开挖技术在煤气管网改造中的应用

Application of Non-excavation Technology in the Repair and Reform of Gas Pipeline Networks

通过对非开挖管道更新技术(凤凰工艺)的介绍和“凤凰工艺”在上海地区地下煤气管网改造中的实际应用,说明了运用非开挖技术修复、更新管道将成为今后城镇地下管道改造的主流。

A general description of non-excavation technology introduced from Germany and its application in the repair and reform of gas pipeline networks are stated.