土壤-植被-大气连续体中蒸散过程的数值模型

土壤-植被-大气连续体中蒸散过程的数值模型

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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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Method-focused categoriesData-perspectiveGeoinformation analysis
Method-focused categoriesData-perspectiveRemote sensing analysis

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土壤-植被-大气连续体中蒸散过程的数值模型

 

(1)    大气子系统模式:

式中,分别为风速分量、位温和比湿;为科氏参数();为地转风速风量();为大气湍流交换系数。

(2)    植被子系统模式:假设冠层是水平均匀的,厚度等于植株的平均高度,并忽略植被层中的热量储存和水平输送,则冠层内的热量平衡方程为:

式中,分别表示短波和长波辐射通量;分别表示显热和潜热通量;脚标分别表示植被顶面和地面;为水汽化潜热。

(3)    土壤表面热量平衡方程:

式中,为地面对短波辐射的反射率;为进入或支出的土壤热通量。

 

参考文献:

刘树华,黄子琛,刘立超:土壤-植被-大气连续体中蒸散过程的数值模拟。地理学报,1996,512

How to Cite

《资源环境数学模型手册》 (2018). 土壤-植被-大气连续体中蒸散过程的数值模型, Model Item, OpenGMS, https://geomodeling.njnu.edu.cn/modelItem/cbddd91f-041c-4394-94d3-21770e9b8887
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Last modifier : 
Mingyuan Li
Last modify time : 
2020-12-29
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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 : 
Mingyuan Li
Last modify time : 
2020-12-29
Modify times : 
View History

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