基于示踪方法的沿海城市内涝防灾方案研究

被引:9
作者
马超 [1 ]
赵凯 [1 ]
齐文超 [1 ]
陈姿帆 [1 ]
许红师 [2 ]
机构
[1] 天津大学水利工程仿真与安全国家重点实验室
[2] 不详
关键词
城市内涝; 示踪方法; PCSWMM; 致灾机理; 防灾方案; 海口市;
D O I
暂无
中图分类号
TU992 [排水工程(沟渠工程、下水道工程)];
学科分类号
0815 ;
摘要
针对沿海城市日益突出的内涝灾害防治需求,开展基于示踪方法并考虑复杂河网系统水量交换的城市内涝防灾方案研究,以排水分区为分析单元,构建耦合示踪方法的城市内涝模型,显性化城市排水分区间复杂的水量关联性。以海口市龙昆沟排水系统为例,采用PCSWMM构建耦合示踪方法的城市内涝模型,结果表明:模型可定量识别内涝积水来源,得到不同排水分区对关注区域内涝积水的贡献量,有效支撑分区防灾措施规划;基于示踪方法的防灾方案可削减关注区域积水量的36.10%,达到预期内涝整治效果。
引用
收藏
页码:91 / 99
页数:9
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