线性营养物质循环模型

线性营养物质循环模型

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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)

Geography SubjectPhysical GeographyEcosystem

Detailed Description

线性营养物循环模型

式中,x是每个区室中的营养物浓度向量; z是从系统外部的流人率向量;矩阵的非对角线元素是区室之间特定的流动速率,也就是说对于ij是从区室j到区室i的流动速率;对角线元素可表达为;是从区室j流出到系统外的外流速率,如果至少有一个是非零值,那么A就不是单值的,均衡浓度x*的向量为;如果为了方便起见,可假定在时间t=0时发生扰动,则被扰动系统的动力学可表达如下:

 

扰动轨迹离开初始状态的位移为:

其解为:

式中,

 

参考文献

Harrison G W, Fekete S:营养物循环系统对流动速率扰动的阻力。Ecological Modelling,1980, 10

How to cite

《资源环境数学模型手册》 (2018). 线性营养物质循环模型, Model Item, OpenGMS, https://geomodeling.njnu.edu.cn/modelItem/5d2bdf0d-5671-4af4-83a9-42be96cc0698
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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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