盾构掘进行为对盾壳-土体接触应力的影响
金慧,袁大军,金大龙

Effect of shield excavation on shield shell-soil contact stress
Hui JIN,Da-jun YUAN,Da-long JIN
表 2 各断面的机土相对位移
Tab.2 Relative displacements of machine and soil in each section
s /m r1 /m R /m u0 /m Δv /m Δu /m
0 3.14 3.115 0.025 0 0
2 3.14 3.117 0.023 0.006 0.006
4 3.14 3.119 0.021 0.012 0.012
6 3.14 3.121 0.019 0.018 0.018
8 3.14 3.123 0.017 0.024 0.024
10 3.14 3.125 0.015 0.030 0.030