雷达定量降水估算在官山河流域山洪模拟中的应用分析  

Analysis and application of radar precipitation(QPE)in mountain torrent modeling of Guanshan River Basin

作　　者：匡威 毛北平[1] 郑力 张艳军 宋星原[3] KUANG Wei;MAO Beiping;ZHENG Li;ZHANG Yanjun;SONG Xingyuan(Hydrology and Water Resources Survey Bureau of Middle Yangtze River,Bureau of Hydrology,Changjiang Water Resources Commission,Wuhan 430012,China;Bureau of Hydrology,Changjiang Water Resources Commission,Wuhan 430010,China;School of Water Conservancy and Hydropower,Wuhan University,Wuhan 430072,China)

机构地区：[1]长江水利委员会水文局,长江中游水文水资源勘测局,湖北武汉430012 [2]长江水利委员会,水文局,湖北武汉430010 [3]武汉大学水利水电学院,湖北武汉430072

出　　处：《水利水电快报》2020年第7期1-4,13,共5页Express Water Resources & Hydropower Information

基　　金：国家重点研发计划项目(2017YFC1502503)。

摘　　要：为了应对水文科技创新、智慧水文提出的新要求,采用科技前沿技术,结合国内外水文科学先进理念,通过雷达遥感资料进行雨量监测,利用遥感影像资料进行土壤含水量和蒸发量反演,在无资料地区开展水文模型研究。研究结果表明:科学使用雷达降水(QPE)可改善山洪模拟的精度,雷达能够反映降雨的空间异质性,雷达定量估测降水可提高降雨测量的准确度,也能较为明显提高洪水模拟的可靠性。In order to meet the new requirements of hydrological science and technological innovation and intelli⁃gent hydrology,employing the advanced science and technology and combining with the advanced concept of hydro⁃logical science at home and abroad are conducive to the research of hydrological model in the ungauged areas,such as radar remote sensing data,rainfall monitoring,remote sensing image data inversion of soil moisture content and evaporation.Scientifically application of radar precipitation(QPE)can improve the accuracy of mountain flood sim⁃ulation.Radar data can be used to reflect the spatial heterogeneity of rainfall,carry out quantitative estimation of rainfall and improve the accuracy of rainfall measurement,therefore,it can significantly improve the reliability of flood simulation.

关 键 词：山洪模拟 雷达定量降水估算 雷达遥感 新安江模型 TOPMODEL模型 LSTM模型 SCS模型 官山河流域 

分 类 号：P334.92[天文地球—水文科学]