相关实验视频
Updated: May 26, 2025

12:44
Watershed Planning within a Quantitative Scenario Analysis Framework
Published on: July 24, 2016
7.9K
使用合成水分配系统对自然灾害的停水预测
Zaira Pagan-Cajigas1, Seth Guikema1,2, Rosalia Otaduy-Ramirez3
1Industrial and Operations Engineering, University of Michigan, Ann Arbor, Michigan, USA.
Risk analysis : an official publication of the Society for Risk Analysis
|February 21, 2025
概括
研究人员开发了一种新的算法,使用公共数据创建现实的合成水分发系统. 该工具有助于评估基础设施的弹性和规划因危险而导致的停水.
科学领域:
- 环境工程 环境工程
- 土木工程 土木工程是指土木工程.
- 城市基础设施系统 城市基础设施系统
背景情况:
- 水系统因危险而面临干扰,造成重大经济,环境和社会损失.
- 了解水系统的脆弱性和弹性对于规划和减缓至关重要.
- 详细的水系统数据的有限可用性阻碍了外部分析和弹性评估.
研究的目的:
- 开发一种算法,只使用公开可用的数据来生成合成水分配系统.
- 为基础设施弹性评估提供建筑层级的液压信息.
- 克服外部研究人员和利益相关者所面临的数据限制.
主要方法:
- 开发了一种新的算法来构建合成水分发网络.
- 利用公开可用的数据作为生成过程的输入.
- 验证了合成模型与密歇根州安纳伯市的真实水系统相比,比较了拓和液压性能.
主要成果:
- 合成模型准确地复制了现实水系统的拓和液压特性.
- 95%的模拟建筑层面压力与现有系统的数据密切匹配 (PSI差异).
- 通过在地震场景下模拟建筑物级停水,证明了模型的实用性.
结论:
- 开发的算法成功生成了现实的合成水分发系统.
- 这种方法提高了评估基础设施弹性和规划水系统中断的能力.
- 公共可访问的合成模型可以显著改善对水系统脆弱性的理解,并为缓解策略提供信息.
相关概念视频
Design Example: Analyzing Capacity Contours for Flood Risk Assessment
36
Flood risk assessment involves careful planning and analysis to ensure the safety of communities near water retention structures. Capacity contours are a vital tool in this process, as they illustrate the potential spread of water at specific levels in a given area. In the context of building a bund across a small valley, these contours play a critical role in evaluating the safety of nearby residential areas.In this example, the bund is intended to store stormwater in the valley. The engineers...
36
Design Example: Creating a Hydraulic Model of a Dam Spillway
117
Scaled hydraulic models of dam spillways provide a practical way to replicate and study the intricate flow dynamics of these structures. Often built to a 1:15 ratio, these models allow for observing critical water behavior, such as velocity distribution, flow patterns, and energy dissipation.
117
Applications of GIS: Disaster Management and Emergency Response
33
Geographic Information System (GIS) technology is essential for risk identification, action prioritization, and resource optimization in critical situations like flooding and earthquakes. By integrating spatial and demographic data, GIS provides a comprehensive framework for emergency response.GIS integrates data layers, like rainfall intensity, topography, elevation profiles, and river levels, to model high-risk flood zones. These layers assess areas susceptible to flooding based on their...
33
Multiple Pipe Systems
357
Multipipe systems consist of complex configurations of interconnected pipes designed to transport fluids efficiently across intricate networks. They are essential in engineering applications requiring precise control over flow distribution, pressure, and head loss. They are categorized into series, parallel, loop, and network configurations, each distinguished by unique flow characteristics and applications.
Series Configuration
In a series configuration, fluid flows sequentially from one pipe...
Series Configuration
In a series configuration, fluid flows sequentially from one pipe...
357
Responses to Drought and Flooding
10.6K
Water plays a significant role in the life cycle of plants. However, insufficient or excess of water can be detrimental and pose a serious threat to plants.
10.6K
Design Example: Designing a Residential Plumbing System
305
The design of residential plumbing systems requires carefully evaluating water demand, flow rates, and pressure dynamics to ensure both efficiency and reliability. The nature of water flow within pipes is defined by its Reynolds number, which classifies flow as either laminar (smooth) or turbulent.
305

