在创新的堤设计中使用CFD技术,灵感来源于埃格里 (曲) 桥
1Department of Civil Engineering, Faculty of Engineering and Natural Sciences, Malatya Turgut Ozal University, Malatya, 44900, Türkiye. mahmut.aydogdu@ozal.edu.tr.
Scientific reports
|July 2, 2025
概括
工程师们使用废弃物设计了一座新型的堤,灵感来自历史性桥梁. 计算流体动力学 (CFD) 模拟显示,LES模型为流动动力学和能量消耗提供了经济和准确的见解.
科学领域:
- 液压工程 液压工程 液压工程
- 环境工程 环境工程
- 计算流体动力学的流体动力学.
背景情况:
- 刺激堤等水资源管理结构对于减轻洪水和沉积物运输风险至关重要.
- 现有的设计往往需要优化,以提高流量控制和能量消耗的性能.
- 可持续建筑材料的需求推动了水力工程领域的创新.
研究的目的:
- 设计和评估一个由埃格里大桥启发的新型堤结构.
- 使用计算流体动力学 (CFD) 分析新堤的液压性能和流量特性.
- 为了比较不同CFD模型 (标准k-ε,RSM,LES) 在模拟流动行为和能量消耗方面的有效性.
主要方法:
- 使用废物在开放道中的废物设计一个不对称的堤安排.
- 使用标准k-ε,雷诺兹应力模型 (RSM) 和大模拟 (LES) 模型实施CFD技术.
- 数字数据的实验验证,包括水面形状和能量消耗率.
主要成果:
- 实验设置实现了高达65%的能量消耗,RSM和LES模型接近50%.
- RSM和LES模型准确地捕获了形形成和二次流动,形的大小达到200-300 1/s.
- 大模拟 (LES) 模型,特别是VOF-LES,在模拟复杂的流体现象方面表现出卓越的准确性和计算经济性.
结论:
- 新型的堤设计显示了有效的流量管理和能量消耗的前景.
- CFD 建模,特别是 LES,是理解和优化液压结构的宝贵工具.
- 该研究成功地将历史灵感与先进的模拟技术相结合,以实现可持续的水资源管理解决方案.
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