Daftech Engineers Pvt. Ltd.
Daftech - Model HSN84212900 -Wastewater Primary Treatment Dissolved Air Flotation Units
Dissolved Air Flotation is the preferred option for primary treatment where the contaminants are fine suspensions, colloids, oil and grease and flocculable colour. Depending on the fraction of suspensions and oil grease that exert BOD, reducion efficiency of BOD in the range of 25% to 90% is achievable.
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Below is a comparison of DAF clarifier with conventional sedimentation clarifier:
- Daftech clarifier has a retention time of 3 minutes against 2 hours in a sedimentation clarifier.
- TSS removal of 98% is possible whereas in a conventional clarifier the average efficiency does not exceed 70%.
- Oil removal down to 10 ppm is possible whereas in a conventional clarifier there is no possibility of removing O&G.
- The higher efficiency of BOD removal in a DAF clarifier results in lower energy consumption in downstream biology.
- Sludge consistency as high as 3 to 3.5% is achievable against 1 to 1.2% in a sedimentation clarifier.
- Sludge flows by gravity whereas in a conventional clarifier sludge transfer would require sludge pumps.
- Item Code: HSN84212900
- Pay Mode Terms: L/C (Letter of Credit),T/T (Bank Transfer)
- Port of Dispatch: Any Indian Port
- Production Capacity: 3 units per month
- Delivery Time: 3 months
- Packaging Details: Sea-worthy
- Minimum Order Quantity: 1 Piece
- Feed Flow Rate (cubic-meter/day): 120 m3 to 29
- Type: Circular
- Inlet TSS (Mg/L): Up to 2000 ppm
- Treatment Capacity: 5m3/hr to 1250m3/hr
- Treatment Capacity (m3/h): 5 m3/hr to 1250 m3/hr
- Water Source: Industrial Effluent, Commercial Waste Water, Municipal Sewage
- Industry: Paper Mills, Leather Industry, Pharmaceutical Industry, Automobile, Dairy Industry, Slaughter House, Chemical/Petroleum Industry
- Air flow rate(m3/h): Depends on the Floatcell size
- Surface Area (m2): 1.02 m2 to 197.95 m2
- Applicable Industry: Chemical Industry, Oil refining Industry, Slaughter House, Food Industry
- Treated Water Quality: TSS 100 ppm or less
- Dimensions (Mtrs): Dia 1.2 meter to 16.8 meter
- Treatment Stages: Preliminary Treatment, Primary Treatment
- Bridge Type: Half Bridge, Full Bridge
- Installation Type: Prefabricated
- Tank Diameter: 1.2 meter to 16.8 meter
- Dimensions (in meters): Diameter 1.2 meter to 16.8 meter
- Volume (in cubic-meters): 0.225 m3 to 62.37m3
- Hydraulic Loading: 9.6 m3/m2/hr
- Solids Loading: 16 kg/m2/hr
- Tank Height: 650 mm
- Installation/Civil Work: Installation Available
- Approximate Power Consumption (in kW): Depends on Floatcell Size
- Manufacturing Lead Time: 3 months
- Material of Construction: PU-coated MS, SS 304, SS316, SS316L, Duplex Steel
- Diameter: 1.2 to 16.8 meter
- Max. Capacity Excluding Recycle: 1247 m3/hr.
