MIXING SYSTEMS, INC.

CASE HISTORIES

Activated sludge treatment
Chemie Thermo Mechanical Pulp (CTMP) treatment plant
Flow - 4 MGD (16,000 M³)
Design BOD₅ load of 100,000 lb/day (41,000 kg/day)
Actual treated BOD₅ of 132,000 lb/day (60,000 kg/day)
Dimensions - 456 ft x 154 ft (139 M x 47 M)
33 ft (10 M) deep
Volume - 38.5 million gallons (146,000 M³)
Twelve directional mix jet aerators and ten directional jet mixers
Four 200 HP vertical pumps and two 50 HP pumps
Two 1000 HP centrifugal air blowers
Aerators create four cells in series with flow entering on one end and exiting on the other end
System is designed fo 95% BOD₅ removal
Effluent is non-toxic with 100% fish survival in non-diluted element

Jet aeration system for in-ground basin.

Plan view of 12 jet aerators and 10 jet mixers.