盾构输水隧洞双层复合衬砌结构受力特性分析  

Mechanical Behavior Analysis of Double Composite Linings of Shield Water Diversion Tunnel

作　　者：翟明杰[1] 杨进新[1] 

机构地区：[1]北京市水利规划设计研究院,100044

出　　处：《特种结构》2012年第3期94-97,共4页Special Structures

摘　　要：以北京市南水北调配套工程某盾构输水隧洞为工程背景,对盾构隧洞双层衬砌进行了受力特性的研究,分析了内外衬之间初始间隙、垫层材料弹性模量和厚度以及隧洞周围土体基床系数等对双层衬砌联合受力的影响,结果可供工程设计人员参考。The study of this paper is based on the auxiliary project in Beijing for the South-to-North water transfer project.The mechanical behavior of water diversion tunnel with double lining is studied.Some factors is analyzed on the mechanical behavior of double linings,which including the initial gaps between double lining,elastic modulus and thickness of cushion,and foundation soil coefficient values subgrade reaction.The conclusion has a certain value for engineer and can be applied in engineering.

关 键 词：南水北调工程 输水隧洞 双层复合衬砌 

分 类 号：TV672.1[水利工程—水利水电工程]