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王家厂水库洪水实时预报方法及应用研究
Research on the Method and Application of Real-Time Flood Forecast in Wangjiachang Reservoir
【摘要】 考虑到流域降雨时空变化和流域地形、河道特征对流域产汇流的影响,应用新安江三水源产流模型、流域分散入流非线性汇流模型以及流域洪水实时预报校正模型,对王家厂流域洪水进行模拟,取得了较为满意的计算结果。
【Abstract】 The effects of the rainfall space-time variation, the topography as well as the river channel characters on the runoff yield and concentration in a valley are considered. This paper adopts the three-water-source runoff yield model of Xin’an River, the nonlinear concentration model for dispersion inflow and the model of real-time flood forcast emendation to simulate the flood of Wangjiachang Valley. It is shown that the models are effective in practical use and the results are reasonable.
【关键词】 蓄满产流模型;
可变遗忘因子;
最小二乘法;
【Key words】 saturation-runoff yield model variable oblivion factor least-square method;
【Key words】 saturation-runoff yield model variable oblivion factor least-square method;
【基金】 国家自然科学基金重大项目50099620)
- 【文献出处】 中国农村水利水电 ,China Rural Water and Hydropower , 编辑部邮箱 ,2003年01期
- 【分类号】TV124
- 【被引频次】2
- 【下载频次】91