Calculation of Critical Rainfall Amounts and Risk Area Partition of Flood Disaster in Qilian Mountain Area
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Calculation of Critical Rainfall Amounts and Risk Area Partition of Flood Disaster in Qilian Mountain Area
Vol. 21, Issue 5, Pages: 196-200(2007)
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DOI:
CLC:S157.1P333.2
Published:2007
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ZHANG Shi-chai, CHU Jian-hua, ZHANG Tong-ze. Calculation of Critical Rainfall Amounts and Risk Area Partition of Flood Disaster in Qilian Mountain Area[J]. 2007, 21(5): 196-200.
DOI:
ZHANG Shi-chai, CHU Jian-hua, ZHANG Tong-ze. Calculation of Critical Rainfall Amounts and Risk Area Partition of Flood Disaster in Qilian Mountain Area[J]. 2007, 21(5): 196-200.DOI:
Calculation of Critical Rainfall Amounts and Risk Area Partition of Flood Disaster in Qilian Mountain Area
摘要
根据祁连山区地形、地质、水文、气象、植被和山洪灾害的调查资料
采用灾害实例调查法、频率分析法和产流分析法对比确定了临界雨量
根据洪水发生的频率和洪峰流量
划分典型流域的风险区域
可供祁连山区小流域山洪灾害防治应用和同类流域研究参考。
Abstract
In this paper
according to the investigation data on geography
geology
hydrology
weather
vegetation
and flood disaster in Qilian Mountain area
critical rainfall amounts were determined using Case Investigation Method of Disaster
Frequency Analysis Method
and Rainfall Formation Analysis Method.In addition
Risk areas in typical river basin were plotted based on frequency of flood and flood peak volume
which could be used for flood disaster prevention and control in small river basin in Qilian mountain area
as well as for a research reference in similar river basins.