Commit a59bbb7e authored by Dany Dumont's avatar Dany Dumont

Ajout d'un modele bio appele nocera copie de fasham. A modifer par Ariadna.

parent cd036332
#$Id$
!-------------------------------------------------------------------------------
! Fasham et al. biological model with modifications by Kuehn and Radach
!
! numc= number of compartments for geobiochemical model
!
! p_initial= initial phytoplankton concentration [mmol n/m3]
! z_initial= initial zooplakton concentration [mmol n/m3]
! b_initial= initial bacteria concentration [mmol n/m3]
! d_initial= initial detritus concentration [mmol n/m3]
! n_initial= *** see obs.nml *** [mmol n/m3]
! a_initial= *** see obs.nml *** [mmol n/m3]
! l_initial= initial LDON concentration [mmol n/m3]
! p0 = minimum phytoplankton concentration [mmol n/m3]
! z0 = minimum zooplakton concentration [mmol n/m3]
! b0 = minimum bacteria concentration [mmol n/m3]
! vp = maximum phytoplankton uptake rate [1/day]
! alpha = slope of the PI-curvea [m2/(W day)]
! k1 = half saturation constant nitrate uptake [mmol n/m3]
! k2 = half saturation constant ammonium uptake [mmol n/m3]
! mu1 = phytoplankton mortality rate [1/day]
! k5 = half saturation constant phytoplankton mortality [mmol n/m3]
! gamma = exudation fraction [-]
! w_p = phytoplankton settling velocity [m/day]
! gmax = maximum ingestion rate [1/day]
! k3 = half saturation constant ingestion [mmol n/m3]
! beta = grazing efficiency [-]
! mu2 = maximum zooplankton loss rate [1/day]
! k6 = half saturation zooplankton loss [mmol n/m3]
! delta = fractional zooplankton loss to LDON [-]
! epsi = fractional zooplankton loss to ammonium [-]
! r1 = grazing preference phytoplankton [-]
! r2 = grazing preference bacteria [-]
! r3 = grazing preference detritus [-]
! vb = maximum bacterial uptake rate [1/day]
! k4 = half saturation bacterial uptake [mmol n/m3]
! mu3 = bacteria excretion rate [1/day]
! eta = uptake ratio ammonium:LDON [-]
! mu4 = detritus breakdown rate [1/day]
! w_d = detritus settling velocity [m/day]
! kc = attenuation constant for the self shading effect [m**2/mmol N]
! I_min = minimum photosynthetically active radiation (PAR) [W/m**2]
! I_opt = optimal photosynthetically active radiation (PAR) [W/m**2] !CHG1
! inib = inhibition slope of the PI-curve (positive) [m2/(W day)] !CHG1
! theta = phytoplancton buoyancy parameter [m3 day/(mmol N)] !CHG2
!-------------------------------------------------------------------------------
&bio_fasham_nml
numc= 7
p_initial= 0.012
z_initial= 0.012
b_initial= 0.001
d_initial= 0.01
l_initial= 0.1
p0= 0.0001
z0= 0.0001
b0= 0.0001
vp= 0.3
alpha= 0.04
inib= 0.06
I_opt= 20.0
k1= 1.0
k2= 0.8
mu1= 0.05
k5= 0.2
gamma= 0.05
w_p= -0.38
theta= 0.0
w_pmin= -0.06
w_pmax= -0.38
gmax= 1.0
k3= 1.0
beta= 0.625
mu2= 0.3
k6= 0.2
delta= 0.1
epsi= 0.70
r1= 0.55
r2= 0.4
r3= 0.05
vb= 0.24
k4= 0.5
mu3= 0.03
eta= 0.0
mu4= 0.02
w_d= -5.0
kc= 0.03
/
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