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The Flood Forecasting System for Inflow of Xiaolangdi Reservoir in the Yellow River

Author(s): Xin Tao; Genfeng Li; Keyan Xu; Xuechun Li

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Keywords: Yellow River; Xiaolangdi Reservoir; Xinganjiang model

Abstract: The system take the real-time precipitation and water information collected by the automatic system of hydrological data collection and transmission of Xiaolangdi Reservoir as the model input data. It utilizes Xinganjiang model to forecast the flood on the inflow of Xiaolongdi Reservoir. This system consists of data processing, initial soil moisture calculating, model computing and result outputting. The software is developed with Visual Basic. It divides the Reach of the Sanmenxia to Xiaolangdi of the Yellow River into 17 sub-basins and hydrologic model parameters are the same. Through calculating runoff generation and flow concentration with the data of 7 floods after year 1980, the average deterministic coefficient is 0.85. The system can be used for the flood forecasting on the inflow of Xiaolongdi Reservoir.

DOI:

Year: 2002

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