调查围绕加比昂堤的扫孔的形态变化
Aysar Tuama Al-Awadi1, Haitham A Hussein2, Alaa H Alshami3
1Civil Engineering Department, University of Kerbala, Kerbala, Iraq.
Scientific reports
|October 16, 2025
概括
这项研究研究了用于河岸保护的刺. 壁中的较细的石增加了冲洗深度和流量强度,需要精心设计以控制侵蚀.
科学领域:
- 河流工程是河流工程.
- 液压设计 液压设计
- 侵蚀控制 侵蚀控制
背景情况:
- 河岸侵蚀带来了重大挑战,需要有效的保护方法.
- 准确地估计像加螺杆这样的液压结构周围的冲动对于安全设计至关重要.
- 环保的刺,如刺,越来越多地用于河流管理.
研究的目的:
- 为了分析不同中等石大小在矩形柱中对冲孔特征的影响.
- 在清的水条件下,在不同的流量强度和深度下,对扫进行调查.
- 开发一种经验验证的实证公式,用于估计在棘附近的扫地深度.
主要方法:
- 在使用非凝聚性沙子的水平实验室流水中进行实验调查.
- 测试长方形的加柱与三种等级的中等石大小 (15,27和45毫米).
- 不同的流量强度 (0.5 ≤ V/Vc ≤ 0.998) 和流量深度 (7和10厘米).
- 用于公式开发的维度分析和多重非线性回归.
主要成果:
- 随着流量强度的增加,加比昂中石的中位数大小的减少会导致扫孔尺寸的增加.
- 最大的相对扫地深度 (ds/y) 分别为1.886,1.786和1.657对于较细或较粗的石等级.
- 开发了一种新的经验公式,以估计在棘附近的扫地深度.
结论:
- 用较细的石建造的 gabion 马刺需要精心设计,以防止过度冲洗.
- 开发的经验公式为优化河流工程中的侵蚀控制策略提供了一个实用的工具.
- 这些发现突显了在加刺的液压设计中考虑石大小的重要性.
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