使用HEC-RASAS在康复之前和之后建模Al-Qaraqoul运河
Sara Zahran1, Essam A Gooda2, Nesma AbdelMeged2
1Department of Irrigation and Hydraulics, Faculty of Engineering, Alexandria University, Alexandria, Egypt. sara.zahran19@alexu.edu.eg.
Scientific reports
|June 26, 2024
概括
埃及 埃及 埃及 埃及
科学领域:
- 水资源管理 水资源管理
- 液压工程 液压工程 液压工程
- 灌系统灌系统
背景情况:
- 埃及面临水资源短缺问题,促使2020年启动国家运河改造项目.
- 有效的水分配对农业和资源管理至关重要.
研究的目的:
- 评估运河修复对灌用水供应的影响.
- 在运河网络内,评估横向和纵向的性能改进.
主要方法:
- 使用了水文工程中心的河流分析系统 (HEC-RAS) 建模.
- 对恢复前后的水位进行了模拟.
- 分析了四种排放场景 (1.82,3.7,2.2,7.87 m3/s) 的情况.
主要成果:
- HEC-RAS校准证实了准确性,现场数据为2.2 m3/s.
- 康复大大提高了液压效率和水输送.
- 一个优化的横截面设计提供了40%的成本降低,与建造的替代方案相比.
结论:
- 运河修复可以提高灌系统的性能和水资源的合理化.
- 特定的排放场景和优化的设计可以确保高效的供水,即使是下游地区.
- 该研究为改善水资源稀缺地区的灌基础设施提供了宝贵的见解.
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