地基沉降引发输水盾构隧道复合结构受弯分析

周浙件,范毅雄,方燃,边学成

Foundation settlement-induced bending analysis of composite structures in water-conveying shield tunnels

Zhe-jian ZHOU,Yi-xiong FAN,Ran FANG,Xue-cheng BIAN

表 2 管环衬砌变形受力对比验证

Tab.2 Comparison and verification of deformation force of pipe ring lining

本研究模型 文献[19]模型 $\varDelta$/% ρ/m δj/mm M/(103 kN·m) ρ/m δj/mm M/(103 kN·m) 15 000 0.32 8.78 15 000 0.32 8.38 0 8 780 0.55 14.99 8 694 0.55 14.00 0.99 2 703 2.00 19.19 2 951 2.00 19.39 8.40 943 6.00 19.78 971 6.00 21.21 2.88 578 9.90 19.88 — — — — 369 15.60 19.93 369 15.60 24.00 0