近40a淮河流域暴雨特征分析

Analysis of the Characteristic of Rainstorm in the Huaihe River Basin for the Last 40 Years

摘要: 利用淮河流域159个气象台站1971—2009年逐日降水资料,统计出淮河流域历年各站暴雨量并建立时间序列,通过趋势分析、EOF分析、小波分析、MK突变检验等方法对暴雨量进行特征分析。结果表明:淮河流域常年暴雨量及暴雨次数空间分布非

Abstract: By using daily precipitation data from 159 stations in the Huaihe river basin during 1971-2009,the amount of annual rainfall is calculated for every station,then the characteristic of rainfall in the Huaihe river