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Abstract:
以北京市延庆区妫水河为例,使用SWAT(Soil and Water Assessment Tool)模型对妫水河流域进行月尺度水文模拟,使用SUFI-2 (Sequential Uncertainty Fitting)算法分析参数的敏感性,依据SWAT-CUP自动率定得到P因子和R因子分析模型的不确定性,从而完成本流域分布式水文模型的构建.率定结果显示,率定期确定系数R2为0.65,效率系数NSE为0.61;验证期确定系数R2为0.89,效率系数NSE为0.88;不确定性分析结果中P-factor均大于0.5,R-factor均小于0.3.通过以上分析可得该模型对妫水河流域的水文模拟有良好的效果.
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水力发电
ISSN: 0559-9342
Year: 2020
Issue: 2
Volume: 46
Page: 27-30,122
Cited Count:
SCOPUS Cited Count:
ESI Highly Cited Papers on the List: 0 Unfold All
WanFang Cited Count: -1
Chinese Cited Count:
30 Days PV: 2
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