Parameter |
Description |
F |
Faraday’s constant (96485.4 C mol-1) |
R |
Gas constant (8.3144 J mol-1 K-1) |
T |
Temperature (K) |
km |
Electrical conductivity of membrane (Ohm-1 m-1) |
dm |
Thickness of membrane (m) |
kaq |
Electrical conductivity of aqueous solution (Ohm-1 m-1) |
dcell |
Distance between anode and cathode in the cell (m) |
Ca |
Capacitance of anode (F m-2) |
Cc |
Capacitance of cathode (F m-2) |
Va |
Volume of anode (m3) |
Vc |
Volume of cathode compartment (m3) |
Am |
Area of membrane (m2) |
YAW |
Bacterial yield (dimensionless) |
Kdec |
Decay constant (h-1) |
fx |
Reciprocal of wash-out fraction (dimensionless) |
Qa |
Flow rate of wastewater feed to anode (m3 h-1) |
Qc |
Flow rate of oxygen rich water to cathode (m3 h-1) |
CinAc |
Concentration of acetate in wastewater (mol m-3) |
CinCO2 |
Concentration of CO2 in the wastewater (mol m-3) |
Xin |
Concentration of bacteria in the wastewater (mol m-3) |
CinH |
Concentration of H+in the wastewater (mol m-3) |
CinO2 |
Concentration of O2 in the influent of cathode compartment (mol m-3) |
CinM |
Concentration of M+in the influent of the cathode compartment (mol m-3) |
CinOH |
Concentration of OH- in the influent of the cathode compartment (mol m-3) |
U0 |
Cell open circuit potential (V) |
k10 |
Forward reaction rate constant for glucose (molm-2 h-1) |
k20 |
Forward reaction rate constant for glutamic acid (mol m-2h-1) |
K6 |
Half velocity rate constant for glucose (mol m-3) |
K5 |
Half velocity rate constant for glutamic acid (mol m-3) |
KO2 |
Half velocity rate constant for dissolved oxygen (mol m-3) |
α1 |
Charge transfer coefficient for glucose oxidation (dimensionless) |
α2 |
Charge transfer coefficient for glutamic acid oxidation (dimensionless) |
β |
Charge transfer coefficient of cathode (dimensionless) |