Pee-Cycle Biorefinery Simulator Stoichiometric Model

Circular Sanitation & Agricultural Nutrient Recovery Flow Workbench

Catchment Preset
Influent Characterization
Urine Inflow Rate 2,500 L/d
Influent Nitrogen (N) 6.20 g/L
Influent Phosphorus (P) 0.55 g/L
Influent Potassium (K) 1.80 g/L
Rainwater Ingress Dilution 0 %
Biorefinery Kinetics
Stabilization Target (pH) 10.5
Magnesium Dosing (Mg:P Molar) 1.20
Thermal Concentration Factor 85 %
Struvite Fertilizer
10.9 kg/d
Liquid Bio-Concentrate
375 L/d
Virgin Rock P Saved
1,150 kg/yr
Avoided Haber-Bosch
12,450 kg CO₂e/yr
WWTP Aeration Power Saved
10,183 kWh/yr
Stoichiometric Mass Partitioning
Stream Component Influent (kg/d) Solid Struvite (kg/d) Liquid Concentrate (kg/d) Losses / Permeate Recovery Yield
Enjoy this tool? Build your own with Super