首页|基于MIKE水动力模型的河谷盆地防洪规划研究

基于MIKE水动力模型的河谷盆地防洪规划研究

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为研究河谷盆地城市山洪治理策略,利用实测地形、河道断面资料,以云和水网建设规划项目为背景,基于MIKE一维、二维耦合(MIKE11-21 Couple),构建浮云溪、黄溪及其两岸云和县城区的洪涝淹没数学模型,模拟分析各规划工况下设计洪水对区域的影响,并提出不同的规划设计方案.通过洪水、涝水淹没过程和退水过程等动态视角分析区域防洪排涝存在的问题,对洪水淹没面积、平均淹没深度等统计指标进行洪涝灾害影响的量化分析.研究表明,基于MIKE构建的洪水模拟模型,能较好地适应河谷盆地洪水演进特点,分析成果较为准确合理,具有较高的规划决策应用价值.
Research on Flood Control Planning in River Valley Basin Based on MIKE Hydrodynamic Model
To study the strategies for urban flash floods control in river valleys and basins,using measured terrain and river section data,and based on the project of Yunhe Water Network Construction Planning,thispaper used the MIKE11-21 Coupling software to establish a mathematical model for flood inundation in Fuyun River,Huangxi River,and region in their both sides in Yunhe County.Different planning and design schemes were proposed to simulate and analyze the impact of design floods on the region under various planning conditions.From the dynamic perspective of flood inundation and drainage process,it analyzed the problems of regional flood control.Through counting up the flood recurrence period,inundation area,and inundation duration,it quantitatively analyzed the impact of flood disasters.Research has shown that flood simulation models based on MIKE can reflect the characteristics of flood evolution in river valleys and basins well,and the analysis results are more accurate and reasonable with high application values.

MIKE11MIKE21coupling modelflood simulationflash flood management

黄子谦、范土贵

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浙江广川工程咨询有限公司,浙江 杭州 310020

MIKE11 MIKE21 耦合模型 洪水模拟 山洪治理

2024

浙江水利科技
浙江省水利河口研究院 浙江省水利学会

浙江水利科技

影响因子:0.294
ISSN:1008-701X
年,卷(期):2024.52(5)