An integrated inundation model for highly developed urban areas

被引:71
作者
Chen, AS
Hsu, MH
Chen, TS
Chang, TJ
机构
[1] Natl Sci & Technol Ctr Disaster Reduct, Flood & Drought Disasters Reduct Div, Taipei 106, Taiwan
[2] Natl Taiwan Univ, Dept Bioenvironm Syst Engn, Taipei 106, Taiwan
关键词
urban drainage basin; inundation model; underground infrastructure;
D O I
10.2166/wst.2005.0051
中图分类号
X [环境科学、安全科学];
学科分类号
08 ; 0830 ;
摘要
A numerical model is developed in this study with various components for simulating the complex flow phenomena in urban drainage basins. The model integrates the HEC-1 model, a 1-D dynamic channel-flow model, a 2-D non-inertia overland-flow model and the SWMM model to reflect the hydraulic processes in areas with different characteristics. The inundation of underground infrastructure during flood is also considered in the model. The typhoon Nari event in 2001, which resulted in severe flood in downtown Taipei, is simulated by the model. The result is compared with the survey records of flooded areas, which reveals the storage effect of underground infrastrucures is significant to the simulation results of highly developed urban areas.
引用
收藏
页码:221 / 229
页数:9
相关论文
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