|
Effluent Treatment &
Discharge
| Attribute |
Unit |
Limit |
Treated Effluent Value |
| Flow |
M³/Ton of cane crushed |
< 0.40 |
0.10 - 0.30 |
| PH |
pH Scale |
5.5 - 8.5 |
7.50 - 8.00 |
| Temperature |
°C |
< 30 |
25 - 28 |
| BOD |
PPM |
< 30 |
25 - 30 |
| COD |
PPM |
< 250 |
150 – 200 |
| Oil & Greece |
Mg/Lit |
< 10 |
5 - 8 |
ENVIRONMENT AND POLLUTION MANAGEMENT
PROCESS FLOW DIAGRAM FOR EFFLUENT TREATMENT AT E.T.P.
EFFLUENT
WATER
PASSED THROUGH DESILTING CHANNEL FOR SETTLING SILT ETC.
OIL AND GREASE SEPARATION
MILK OF LIME ADDITION (pH= 7.1 - 7.2 )
SETTLING IN ANAEROBIC TANKS - COW DUNG ADDITION TO DEVELOP BIOMASS
AERATION IN AEROBIC TANKS - ADDITION OF UREA AND DI - AMMONIUM
PHOSPHATE AS NUTRIENT FOR BACTERIA
SETTLING IN CLARIFIER |
SETTLED SLUDGE SEND TO SLUDGE DRYING BEDS |
DECANTED CLEAR TREATED WATER FOR DISCHARGE |
|
|
Effluent
Treatment & Discharge |
