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A baseflow separation method based on nonlinear reservoir assumption
Author(s): 
Pages: 27-29
Year: Issue:  1
Journal: ENGINEERING JOURNAL OF WUHAN UNIVERSITY(ENGINEERING EDITION)

Keyword:  非线性水库基流分割汉江流域;
Abstract: 介绍了基于非线性水库假设的基流分割方法.该方法的主要特点是假设径流退水过程中的土壤蓄水量和出流的关系是非线性的,即S=αQb.通过优化方法率定出非线性关系中的两个参数a和b的值后,采用逆向推导公式,将基流过程从总径流中分割出来.该方法在汉江的牧马河流域上进行了应用,所得到的基流过程和采用滤波方法求得的结果基本一致.
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