Shanghai Leachate Emergency Treatment Project

Capacity: 500tons/day Leachate

Influent water quality: 

SS<=500mg/L, pH 6-9, Temperature 20-40, CODcr<=15000mg/L, BOD5<=5000mg/L, NH3-N<=1800mg/L, TN<=2200mg/L,

Total hardness(as CaCO3)<=1500mg/L, Total Alkalinity(as CaCO3) <=10000mg/L, SiO2<=50mg/L

15000us/cm<conductivity<=20000us/cm, recovery rate 70-75%

20000us/cm<conductivity<=25000us/cm, recovery rate 65-70%

25000us/cm<conductivity<=30000us/cm, recovery rate 60-65%

30000us/cm<conductivity<=35000us/cm, recovery rate 55-60%

35000us/cm<conductivity<=40000us/cm, recovery rate 50-55%

40000us/cm<conductivity<=45000us/cm, recovery rate 45-50%

conductivity>45000us/cm, recovery rate<45%

Discharge standard/GB16889-2008:

BOD5<=30mg/L, CODcr<=100mg/L, NH3-N<=25mg/L, TN<=40mg/L,SS<=30mg/L