大管径直埋供热管道设计方法的探讨

Discussion on Design Method of Directly Buried Big-diameter Heat-supply Pipeline

探讨了直埋供热管道的失效,针对局部失稳和椭圆化变形,提出了设计要点。给出了设计实例。

The failure of directly buried heat-supply pipeline is discussed, and the design essentials are put forward in accordance with local buckling and ovalization deformation. A practical design example is given.