Skip to Main Content
Table 1

Dosage of ferrous sulphate to the filters at Henriksdal WWTP, the corresponding average set point value, and the concentrations of total phosphorus and phosphate phosphorus in the filtrate

PeriodDosage, g Fe/m3Set point, g Fe/m3Set point, mg PO4-P/LControl meterTotal P, mg P/LPO4-P, mg P/L
2.1 2.5  flow 0.13 0.06 
1.4 1.5  flow 0.12 0.07 
1.7  0.05 P meter 0.13 0.08 
1.3 1.5  flow 0.14 0.08 
0.6  0.11 P meter 0.12 0.07 
0.7  0.13 P meter 0.18 0.10 
2.0  0.075 P meter 0.17 0.06 
PeriodDosage, g Fe/m3Set point, g Fe/m3Set point, mg PO4-P/LControl meterTotal P, mg P/LPO4-P, mg P/L
2.1 2.5  flow 0.13 0.06 
1.4 1.5  flow 0.12 0.07 
1.7  0.05 P meter 0.13 0.08 
1.3 1.5  flow 0.14 0.08 
0.6  0.11 P meter 0.12 0.07 
0.7  0.13 P meter 0.18 0.10 
2.0  0.075 P meter 0.17 0.06 
Close Modal

or Create an Account

Close Modal
Close Modal