Orbals
Replacement and RetroFitting of Orbal Oxidation Systems with Floating Brush Rotors
Aerobic Digesters
Orbal RetroFit with Bridge Anchoring System
Before
After
- 200 HP Orbal System
- Fits rotor installed in 2005, with additional units purchased over the following 18 months
- Over next two years, added eight more units for a total of 135 HP
- Currently operating severl units on DO probes, with one or two units rarely operating.
Orbal RetroFit with Bridge Anchoring System
- The Extension Connecting Brackets were mounted to the top surface of the concrete bridge, enabling quick and easy access.
- Access to the floating brush rotors was made possible through the use of the existing bearing mounting piers.
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)