modelPartialCSBR

Extends from PartialCST.

Parameters

Type	Name	Default	Description
Initialization
Medium.ExtraProperty[Medium.nC_S]	C_S_film_start	system.C_S_film_start	Start value of solubles in film
Medium.ExtraProperty[Medium.nC_X]	C_X_film_start	if nitrifying then system.C_X_film_start_nitri else system.C_X_film_start	Start value of particulates in film
General › CSBR
SI.Thickness	L_start	1.0e-4	Initial biofilm thickness
SI.Temp_C	T_bio	SI.Conversions.to_degC(system.T_start)	Biofilm parameter evaluation temperature
Real	carrier_packing	0.70	Biocarrier packing
Real	carrier_displacement	0.18	Biocarrier displacement
SI.Area	A	Vcarrier_packingsystem.As	Biocarrier surface
SI.Volume	Vw	V(1 - carrier_displacementcarrier_packing)	Available water volume w/o biofilm
Boolean	nitrifying	false	Biofilm is nitrifying

Type	Name	Default	Description
Medium.ExtraPropertyFlowRate	J_S		Dissolved substance diffusion rate
Medium.ExtraProperty	C_S_film		Film dissolved substance concentration
Medium.ExtraPropertyFlowRate	J_X		Particulate substance diffusion rate
Medium.ExtraProperty	C_X_film		Film particulate substance concentration
Real	heterotrophDominance		Dominance of heterotrophic bacteria. 1 = No autotrophs, 0 = no heterotrophs
Real	K_d		Variable detachment coefficient
Real	filmPorosity		Variable biofilm porosity
Types.ProcessData.ProcessMatrix	bioparam
SI.Thickness	L
Real	nitrificationRate_Apparent	-R_S[6]/A
Real	nitrificationRate_AO	-(P_film[4])bioparam.SoluteReactions[S.NH, 4]L
Real	nitrificationRate_NO	-(P_film[5])bioparam.SoluteReactions[S.NO2, 5]L
Real	denitrificationRate	-Lsum(P_film[2:3]bioparam.SoluteReactions[S.NO2:S.NO3, 2:3])
Real	R_S	VfreactionRate_S + reactionRate_S_filmL*A	Generation/consumption of species
Real	R_X	VfreactionRate_X + reactionRate_X_filmL*A	Generation/consumption of species
Real	r_S_total	R_S/V	Generation/consumption of species per unit reactor volume
Real	r_X_total	R_X/V	Generation/consumption of species per unit reactor volume
Real	r_S_film	reactionRate_S_film*L	Generation/consumption of species per unit biofilm area
Real	r_X_film	reactionRate_X_film*L	Generation/consumption of species per unit biofilm area
Real	R_S_film	{P_film.bioparam.SoluteReactions[i, :] for i in S}L	Generation/consumption of species per unit biofilm area from each process