Foam Filter Depth Variation
Experiment 1: 5 inch foam depth, 6 mm/s downflow velocity, 5 NTU influent, 1.5 mg/L alum dose
Experiment 2: 10 inch foam depth, 6 mm/s downflow velocity, 5 NTU influent, 1.5 mg/L alum dose
Figure 1: pC* vs Time
Figure 2: Turbidity vs Time