极涡面积指数和极涡强度指数

极涡面积指数和极涡强度指数

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contributed at 2018-12-04

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Affiliation:  
岳天祥编著
Email:  
yue@lreis.ac.cn
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Geography SubjectPhysical GeographyClimatology
Earth System SubjectEarth Surface SystemAtmosphere

Detailed Description

极涡面积指数和极涡强度指数

 

(1)极涡面积指数:

式中,PVA为极涡面积指数;R为地球半径;y为特征等高线所在纬度;Dl为计算所取经向范围。

(2)极涡强度指数:

式中,PVI为极涡强度指数;r为空气密度;Dy为相邻格点的纬度差;H0为特征等高线值;Hij为特征等高线以南网格点的位势高度值。

 

参考文献

卞林根,陆龙骅,贾朋群:南极海冰和极涡指数的时空特征及相互关系。地理学报,1996,51(1)

 

How to cite

《资源环境数学模型手册》 (2018). 极涡面积指数和极涡强度指数, Model Item, OpenGMS, https://geomodeling.njnu.edu.cn/modelItem/b4e63a1b-1b5d-4d11-8125-b0a705b9f88e
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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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