在黄河流域的复杂多目标系统中推动反应和协同竞争关系
Ruimin Liu1, Anping Zhang1, Yue Wang1
1State Key Laboratory of Regional Environment and Sustainability, School of Environment, Beijing Normal University, No. 19, Xinjiekouwai Street, Beijing 100875, China.
The Science of the total environment
|August 9, 2025
概括
有效的流域管理需要平衡沉积物,生态和经济目标. 一个新的框架优化了水库运营,揭示了可持续水资源管理的权衡和协同效应.
科学领域:
- 环境科学环境科学
- 水资源管理水资源的管理.
- 系统分析,系统分析.
背景情况:
- 河流流域管理涉及沉积物调节,生态健康和经济发展之间的复杂权衡.
- 了解水库运营对这些目标的非线性和空间变量影响至关重要,但具有挑战性.
研究的目的:
- 开发一个综合框架来评估多个河流流域管理目标之间的协同竞争动态.
- 评估不同水文条件和操作场景对沉积物,生态和经济效益的影响.
主要方法:
- 用于多目标函数的分析层次过程 (AHP).
- 使用非主导排序基因算法II (NSGA-II) 进行优化.
- 整合了Copula功能分析,以评估客观相互作用.
主要成果:
- 沉积物和经济效益分别增加了18.7%和24.1%,特别是在下游.
- 生态效益显示出反转的U形反应,明显下降超过值,影响下游放大.
- 干旱年加剧了沉积物效益 (1.5-2.4倍) 和生态经济竞争 (10倍).
结论:
- 上游级联运营增强了沉积物经济协同作用.
- 下游监管减轻了生态经济冲突.
- 该框架为多目标河流盆地的适应性和弹性水资源管理提供了定量见解.
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