通过计算，表明节理的存在，使隧道衬砌的变形和受力状况恶化。
The results of calculation show that the joint has reverse effect on deformation and loading condition of tunnel lining.
围岩的力学性质对管片衬砌结构的受力和变形有较大的影响。
The mechanics character of wall rock distinctly affects suffered force and distortion of pipe liner structure.
利用有限元法计算了考虑衬砌接头和不考虑衬砌接头两种情况下衬砌的内力和衬砌的变形。
Finite Element Method is used to calculate the maximum bending moment and axial force of lining and its deformation.
自由变形圆环法作为盾构隧道管片衬砌设计的传统方法，其计算结果虽安全但偏于保守。
As a traditional method of shield tunnel segment designing, the free displacement ring method is safe but conservative.
采用应力释放法模拟盾构法隧道开挖时，合理地确定生成衬砌前的应力释放系数是至关重要的，它对地表变形以及衬砌内力的影响非常明显。
When the method of stress releasing is adopted to model shield-driven, it is very important to determine the coefficient of stress releasing before lining is built.
采用三维有限元数值模型，分析圆梁山隧道高水压条件下衬砌结构受力及变形特征。
The mechanical behavior and deformation characteristics of lining structure in Yuanliangshan tunnel under high water pressure was analyzed by using 3d FEM numerical model.
首次建立了双连拱隧道二次衬砌内力（轴力和弯矩）模型及围岩的稳定与变形的规律。
The model of internal force for the secondary lining and the laws of the deformation and the stability for the surrounding rock have been set up firstly in the double-arch tunnel.
针对溪洛渡水电站导流洞衬砌混凝土工程，采用三维有限元法分析了围岩变形模量变化对温度应力影响的敏感性。
In view of the lining concrete engineering of Xiluodu hydropower station, 3-dimensional finite element method is used to analyze thermal stress sensitivity of the surrounding rock deformation modulus.
盾构隧道管片衬砌的内力及变形受多种因素的影响。
There are many factors that affect the internal forces and displacement of the shield tunnel segment lining.
内衬强度对衬砌受力和变形的影响较小，实际工程中采用C30混凝土即可。
The strength of inner lining has smaller impact on the stress and deformation of the liner, and in the specific engineering C30 concrete is enough.
内衬强度对衬砌受力和变形的影响较小，实际工程中采用C30混凝土即可。
The strength of inner lining has smaller impact on the stress and deformation of the liner, and in the specific engineering C30 concrete is enough.
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