不均匀沉降作用下连拱隧道衬砌裂缝仿真分析

Numerical simulation of the Multi-arch tunnel lining crack under differential settlement

分析了连拱隧道不均匀沉降产生的原因,介绍了隧道衬砌裂缝仿真模拟基本原理,并针对隧道衬砌处于不均匀沉降情况下衬砌裂缝的形成和发展进行了数值仿真分析,可为连拱隧道设计、施工及维修管理提供参考借鉴。

Through analyzing the reasons in multi -arch tunnel under differential settlement. The article describes basic principle of analog simulation of lining crack, and simulates formation and development of lining crack under differential settlement, which provide for design, construction and maintain management tremendous evidence.