二阶有序法的建立

二阶有序法的建立

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contributed at 2018-12-04

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Affiliation:  
岳天祥编著
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yue@lreis.ac.cn
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Method-focused categoriesData-perspectiveGeoinformation analysis
Method-focused categoriesProcess-perspectivePhysical process calculation

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二阶有序法的建立

(1)年差系数的计算公式:

          

      式中,Q(-)为年平均净流量;Qi为日径流量;QmaxQmin分别为年最大和最小日径流量;n为一年内天数。

(2)邻差系数计算公式:

            

式中,Ai)为邻差系数。

(3)特征度DC(j)计算公式:

            

式中,Q(-)PCj)为特征期内平均流量;KPCj)为特征期长度。

(4)优势度DS(j)的计算公式:

式中,Q(-)Psj)为优势期径流平均值;PSj)为优势期长度。

周成虎,汤奇成:何川径流动态变化规律研究新方法——二阶有序法。地理学报,1986,41(4)

How to Cite

《资源环境数学模型手册》 (2018). 二阶有序法的建立, Model Item, OpenGMS, https://geomodeling.njnu.edu.cn/modelItem/dfe7dfd3-1e46-4e69-a8de-760b17ab1493
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Last modifier : 
zhangshuo
Last modify time : 
2020-11-11
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Contributor

contributed at 2018-12-04

Authorship

Affiliation:  
岳天祥编著
Email:  
yue@lreis.ac.cn
Homepage:  
View
Is authorship not correct? Feedback

History

Last modifier : 
zhangshuo
Last modify time : 
2020-11-11
Modify times : 
View History

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