土体空间非均质性对耦合渗流场和应力场的影响分析

来源 :防护工程 | 被引量 : 0次 | 上传用户：money51

【摘要】

：

斜坡在水利调度、防洪应急、防护工程等方面有较多的应用.土体应力应变分布与土体湿度和渗流场有密切的关系,而土体的非均质性使得渗流应力耦合作用更加复杂化.研究了降雨入渗条件下,土体地统计学非均质性对耦合渗流场和应力场的影响.根据水岩耦合理论,提出基于有限元法的二维斜坡渗流场和应力场数值模型,对比了3种不同的地统计学参数(即均值、方差和相关长度)和3种不同的土力学参数(弹性模量、黏聚力和内摩擦角)对耦合渗流场和应力场分布影响,给出相应结论.

【作者】

：

查吕应熊晔刘亚姣李志勇张瀚月何秀升

【机构】

：

军事科学院国防工程研究院,湖北武汉430015

【出处】

：

防护工程

【发表日期】

：

2022年1期

【关键词】

：

斜坡稳定性非均质性耦合渗流场和应力场

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土体空间非均质性对耦合渗流场和应力场的影响分析

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