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通过分析目前挡土结构常用计算方法存在的不足,以墙体两侧的静止土压力为初始条件,考虑土压力与墙体变形完全耦合和应力历史对被动区土压力的影响,提出了一种挡土结构内力、变形和稳定分析的新方法,比现行方法在理论上更加合理。算例的计算结果与现行方法的比较表明,该方法是实用而有效的;对参数的研究则表明,该方法中被动区的地基反力参数对计算结果的影响明显大于主动区。
Based on the analysis of the existing problems of the commonly used calculation methods of retaining structures, taking the static earth pressure on both sides of the wall as the initial condition, considering the influence of the complete coupling of the earth pressure and the deformation of the wall and the influence of the stress history on the earth pressure in the passive region, The new method of internal force, deformation and stability analysis of retaining structure is theoretically more reasonable than the current method. The comparison between the calculated results and the current ones shows that the proposed method is practical and effective. The study on the parameters shows that the influence of the ground reaction parameters in the passive zone on the calculation results is obviously greater than that in the active zone.