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关于带有附加负载的土壤袋强化支结构的非限制地压的研究
Changrong Bian1, Zhiqiang Lai2,3, Ruonan Liu1
1College of Civil and Transportation Engineering, Hohai University, Nanjing 210098, China.
Materials (Basel, Switzerland)
|April 9, 2024
概括
这项关于用土袋增强的支墙的研究发现,附加负载非线性地增加了地面压力. 开发并验证了一种新的预测方法来估计这种侧向压力.
科学领域:
- 地质技术工程 地质技术工程
- 土壤力学 土壤力学
- 土木工程 土木工程是指土木工程.
背景情况:
- 设计用土袋增强的支结构需要了解加载负载下的土压.
- 无边界状态在预测地球侧面压力分布方面存在独特的挑战.
研究的目的:
- 为了研究在加载负载下对土囊增强的支墙施加的土压.
- 开发和验证一个预测方法,用于在非有限的状态下横向地球压力.
- 分析土壤袋几何和材料特性对土壤压力的影响.
主要方法:
- 在受到加载负荷的土壤袋增强支墙上进行模型测试.
- 开发基于实验数据的预测方法.
- 通过进一步的模型测试验证预测方法.
主要成果:
- 在增压负载下,土壤袋增强的支墙上的土压分布是非线性的.
- 随着更高的附加电荷负载,侧向地球压力会增加.
- 开发的预测方法准确地估计了地球侧面压力.
结论:
- 附加负载对土壤袋增强的支墙中的地面压力分布有很大影响.
- 验证的预测方法为结构设计提供了可靠的工具.
- 土袋尺寸和材料特性是影响土压的关键因素.
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