糙率系数

糙率系数

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contributed at 2018-12-04

Authorship

Affiliation:  
岳天祥编著
Email:  
yue@lreis.ac.cn
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Classification(s)

Earth System SubjectEarth Surface SystemBiosphere
Geography SubjectPhysical GeographyBiogeography

Detailed Description

糙率系数

1)曼宁公式:

 

 

式中,C为谢才系数;n为糙率系数;R为水力半径。

(2)巴甫洛夫斯基公式:

 

 

式中,y为一无量纲变数。

(3)糙率系数n值模型:

 

 

式中,q为单宽流量;h为水流深;i为动力比降。

 

参考文献

张洪江,北原曜,远藤泰造等: 晋西不同林地状况对糙率系数n值影响的研究水土保持通报1995,15(2)

 

How to cite

《资源环境数学模型手册》 (2018). 糙率系数, Model Item, OpenGMS, https://geomodeling.njnu.edu.cn/modelItem/460957af-ce78-4c8b-a87d-248b2f3a75b3
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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? Feed back

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