二次衬砌
Numerical Simulation Analysis of Removal of Temporary Supporting and Construction of Secondary Lining of Large-span Tunnel
大跨隧道临时支护拆除及二次衬砌施工数值模拟分析
The secondary lining and surrounding rock are simulated with space iso-parametric solid element that follows constitutive equations of finitude deformation ideal elastic-plasticity and yield criterion of Drucker-Prager.
采用遵循有限变形理想弹塑性本构关系和Drucker-Prager屈服准则的空间等参实体单元,模拟二次衬砌和围岩。
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