评估环境可持续性指标在优化绿色灰色基础设施的有效性,以实现可持续的雨水管理
Yu Zhang1, Haiwei Yin2, Ming Liu3
1School of Architecture and Urban Planning, Nanjing University, No 22, Hankou Road, Nanjing 210093, PR China; Key Laboratory of Urban AI and Green Built Environment of Provincial Higher Education Institutes, Nanjing University, No 22, Hankou Road, Nanjing 210093, PR China.
Water research
|December 15, 2024
概括
一个新的环境可持续性指标优化了雨水管理的绿色灰色基础设施,提高了对城市洪水和气候变化影响的抵御力.
科学领域:
- 环境工程 环境工程
- 城市规划 城市规划
- 水文学的水文学
背景情况:
- 在气候变化背景下,绿灰基础设施是城市雨水管理的关键策略.
- 目前对该基础设施的优化指标有限且自定义.
研究的目的:
- 开发一个全面的环境可持续性指标,以优化绿色-灰色基础设施布局.
- 将可靠性,弹性,脆弱性和水文可持续性整合到一个指标中.
- 评估优化布局对抗极端风暴和气候变化的性能.
主要方法:
- 开发了一种新的环境可持续性指标,考虑系统和组件故障.
- 应用了图形理论算法与NSGA-II相结合,用于布局优化.
- 在各种场景下对优化布局的水力液压性能进行了重新评估.
主要成果:
- 使用新指标的优化布局在减少洪水严重程度,持续时间和管道附加费方面表现出卓越的表现.
- 该指标有效地平衡了系统级和组件级的故障考虑因素.
- 对故障恢复和水文恢复的全面考虑对于优化至关重要.
结论:
- 拟议的环境可持续性指标为绿色-灰色基础设施优化提供了更有效的方法.
- 该框架解决了极端事件和气候变化的风暴水挑战.
- 它平衡了经济可持续性与自然水文状态.
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