Clone of mass balace of bioreactor ofVollenweider model
Aluno Seven
Simple mass balance model for lakes, based on the Vollenweider equation:

dMw/dt = Min - sMw - Mout

The model was first used in the 1960s to determine the phosphorus concentration in lakes and reservoirs, for eutrophication assessment.


Ecocity model , Joanna 

http://www.divaportal.se/smash/get/diva2:631144/FULLTEXT01.pdf