New approach to spatial estimation of daily rainfall in the Sudano-Sahelian zone

被引:0
|
作者
Tie, AGB [1 ]
Girard, G [1 ]
机构
[1] Univ Abobo Adjame, UFR Sci & Gest Environm, Abidjan 02, Cote Ivoire
来源
HYDROLOGICAL SCIENCES JOURNAL-JOURNAL DES SCIENCES HYDROLOGIQUES | 1998年 / 43卷 / 06期
关键词
D O I
10.1080/02626669809492186
中图分类号
TV21 [水资源调查与水利规划];
学科分类号
081501 ;
摘要
Rainfall in the Sudano-Sahelian zone is characterized by a spatio-temporal variability which must be taken into account for the estimation of spatial rainfall. The proposed method of estimation is essentially based on spatial discretization of the domain into nested square cells of various sizes, in order to delimit the influence zone. Then, the spatial rainfall for a gauge is estimated from point measurements at neighbouring stations and the station in question, following some criteria relevant to climatic conditions of the region. The results of applying this method to the Massili drainage basin, Burkina Faso, are presented here.
引用
收藏
页码:905 / 919
页数:15
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