Aerobic Digesters
S&N Airoflo products have been utilized in all types of wastewater applications including Activated Sludge Basins, Oxidation Ditches, Aerobic Digesters, EQ Basins as well as Lagoons.
Aerobic Digesters
Activated Sludge Basins
Oxidation Ditches
Cold Weather Applications
Quick and Simple Installation
All in a matter of hours, not days
Aerobic Digester Upgrade for Eden, NC – Installed May, 2004
Before
After
- 2.0 mil gal
- 4 to 5% Solids
- 15′ Deep
- Textile waste contributes to the dark color
The original design recommendation called for 2 more units. Budget restraints held the purchase to 4 units with a pledge to buy more. To date, there has not been a need for more.
Old | Replaced With |
Vertical Splashers | S&N Airoflo Rotors |
145 HP | 80 HP |
D.O. 0.0 mg/l | D.O. 1.0 mg/l |
1/3 Never Mixed | 90 – 95% Mixed |
2-3 Days Decant | 20-24 Hours Decant |
Replacement of Orbal Rotors in Aerobic Digester
Improved Mixing and Oxygen Levels With Less Energy
Power Savings
- Existing 50 HP Orbal rotor system in the digester
- Replaced with two 15 HP rotors (one unit in 2000, another unit in 2002)
